移除relibc和old libc以及旧的shell (#529)

移除relibc和old libc以及旧的shell

.github/workflows/makefile.yml

@@ -31,7 +31,6 @@ jobs:
           ARCH: ${{ matrix.arch }}
       run: |
             printf "\n" >> kernel/src/include/bindings/bindings.rs
-            printf "\n" >> user/libs/libc/src/include/internal/bindings/bindings.rs
             FMT_CHECK=1 make fmt
   
   kernel-static-test:

.gitignore

@@ -10,8 +10,8 @@ kernel/kernel
 *.o
 *.a
 *.s
+out
 serial_opt.txt
-user/sys_api_lib
 docs/_build
 draft
 cppcheck.xml

kernel/src/arch/x86_64/interrupt/handle.rs

@@ -20,8 +20,6 @@ unsafe extern "C" fn x86_64_do_irq(trap_frame: &mut TrapFrame, vector: u32) {
 
     if trap_frame.from_user() {
         x86_64::registers::segmentation::GS::swap();
-        // 拒绝用户态中断
-        return;
     }
 
     // 由于x86上面，虚拟中断号与物理中断号是一一对应的，所以这里直接使用vector作为中断号来查询irqdesc

tools/write_disk_image.sh

@@ -115,7 +115,6 @@ mkdir -p ${root_folder}/bin/disk_mount/bin
 mkdir -p ${root_folder}/bin/disk_mount/dev
 mkdir -p ${root_folder}/bin/disk_mount/proc
 mkdir -p ${root_folder}/bin/disk_mount/usr
-cp -r ${root_folder}/bin/user/* ${root_folder}/bin/disk_mount/bin
 touch ${root_folder}/bin/disk_mount/dev/keyboard.dev
 cp -r ${root_folder}/bin/sysroot/* ${root_folder}/bin/disk_mount/
 

user/.gitignore

@@ -0,0 +1 @@
+/libs/

user/Makefile

@@ -2,24 +2,14 @@ user_sub_dirs = apps
 
 SUBDIR_ROOTS := . 
 DIRS := . $(shell find $(SUBDIR_ROOTS) -type d)
-GARBAGE_PATTERNS := *.o sys_api_lib *.a
+GARBAGE_PATTERNS := *.o *.a
 GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(GARBAGE_PATTERNS)))
 
-
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(ROOT_PATH)/bin/user
-
-CFLAGS := $(GLOBAL_CFLAGS) -I $(shell pwd)/libs -I $(shell pwd)/libs/libc/src/include -I $(shell pwd)/libs/libc/src/include/export
-current_CFLAGS := $(CFLAGS)
-
 DADK_VERSION=$(shell dadk -V | awk 'END {print $$2}')
 # 最小的DADK版本
-MIN_DADK_VERSION = 0.1.6
+MIN_DADK_VERSION = 0.1.8
 DADK_CACHE_DIR = $(ROOT_PATH)/bin/dadk_cache
 
-# 旧版的libc安装路径
-OLD_LIBC_INSTALL_PATH=$(ROOT_PATH)/bin/sysroot/usr/old_libc
-
 ECHO:
 	@echo "$@"
 
@@ -56,58 +46,29 @@ dadk_run: install_dadk
 
 .PHONY: dadk_clean
 dadk_clean: install_dadk
+	@echo dadk_clean
 # 不运行dadk clean的原因是，把clean的工作交给应用程序自己去做，这样可以节省编译时间
 #dadk --config-dir dadk/config --cache-dir $(DADK_CACHE_DIR) --dragonos-dir $(ROOT_PATH)/bin/sysroot clean src
 #dadk --config-dir dadk/config --cache-dir $(DADK_CACHE_DIR) --dragonos-dir $(ROOT_PATH)/bin/sysroot clean target
 
-$(user_sub_dirs): ECHO sys_api_lib 
+all:
+	mkdir -p $(ROOT_PATH)/bin/sysroot
+	
+	$(MAKE) dadk_run
+	$(MAKE) copy_services
 
-	$(MAKE) -C $@ all CFLAGS="$(CFLAGS)" tmp_output_dir="$(tmp_output_dir)" output_dir="$(output_dir)" sys_libs_dir="$(shell pwd)/libs"
+	@echo 用户态程序编译完成
 
 copy_services: dadk_run
 	cp -r services/* $(ROOT_PATH)/bin/sysroot/etc/reach/system/
 
-app: $(user_sub_dirs) dadk_run copy_services
-
-all: make_output_dir
 
-	$(MAKE) app
-
-	@echo 用户态程序编译完成
-
-make_output_dir: ECHO
-	mkdir -p $(ROOT_PATH)/bin/user/
-	mkdir -p $(ROOT_PATH)/bin/tmp/user
-	mkdir -p $(ROOT_PATH)/bin/sysroot/usr/include
-	mkdir -p $(ROOT_PATH)/bin/sysroot/usr/lib
-
-	$(shell if [ ! -e $(tmp_output_dir) ];then mkdir -p $(tmp_output_dir); fi)
-	$(shell if [ ! -e $(output_dir) ];then mkdir -p $(output_dir); fi)
-# 系统库
-
-sys_api_lib_stage_1: make_output_dir
-	@echo Building sys_api_lib...
-	$(MAKE) -C libs all CFLAGS="$(CFLAGS)" tmp_output_dir="$(tmp_output_dir)" output_dir="$(output_dir)" sys_libs_dir="$(shell pwd)/libs"
 	
 
-sys_api_lib: sys_api_lib_stage_1
-
-# 打包系统库
-	mkdir -p $(ROOT_PATH)/bin/tmp/user/sys_api_lib_build_tmp
-	mkdir -p $(OLD_LIBC_INSTALL_PATH)/include
-	mkdir -p $(OLD_LIBC_INSTALL_PATH)/lib
-	$(AR) x libs/libc/target/x86_64-unknown-none/release/liblibc.a --output=$(ROOT_PATH)/bin/tmp/user/sys_api_lib_build_tmp 
-	$(AR) crvs $(OLD_LIBC_INSTALL_PATH)/lib/libc.a $(shell find ./libs/* -name "*.o") $(shell find $(ROOT_PATH)/bin/tmp/user/sys_api_lib_build_tmp/* -name "*.o")
-	rm -rf $(ROOT_PATH)/bin/tmp/user/sys_api_lib_build_tmp
-# $(shell find ./libs/* -name "*.o" | xargs -I {} cp {} $(ROOT_PATH)/bin/sysroot/usr/lib/)
-	$(shell cp -r $(ROOT_PATH)/user/libs/libc/src/include/export/* $(OLD_LIBC_INSTALL_PATH)/include/)
-	$(shell cp -r $(ROOT_PATH)/user/libs/libc/src/arch/x86_64/c*.o $(OLD_LIBC_INSTALL_PATH)/lib/)
-
 .PHONY: clean
-clean: 
+clean:
 	rm -rf $(GARBAGE)
 	$(MAKE) dadk_clean
-	$(MAKE) clean -C libs
 	@list='$(user_sub_dirs)'; for subdir in $$list; do \
 		echo "Clean in dir: $$subdir";\
 		cd $$subdir && $(MAKE) clean;\
@@ -116,5 +77,4 @@ clean:
 
 .PHONY: fmt
 fmt:
-	FMT_CHECK=$(FMT_CHECK) $(MAKE) -C libs
-	FMT_CHECK=$(FMT_CHECK) $(MAKE) -C apps
+	FMT_CHECK=$(FMT_CHECK) $(MAKE) -C apps fmt

user/apps/Makefile

@@ -1,15 +1,13 @@
-
-user_apps_sub_dirs=shell about test_kvm
-
-ECHO:
-	@echo "$@"
-
-$(user_apps_sub_dirs): ECHO
-
-	$(MAKE) -C $@ all CFLAGS="$(CFLAGS)" tmp_output_dir="$(tmp_output_dir)" output_dir="$(output_dir)" sys_libs_dir="$(sys_libs_dir)"
-
-all: $(user_apps_sub_dirs)
+sub_dirs = $(wildcard */)
 
 .PHONY: clean
+clean:
+	@list='$(sub_dirs)'; for subdir in $$list; do \
+		$(MAKE) -C $$subdir clean;\
+	done
+
+.PHONY: fmt
 fmt:
-	@echo "格式化代码: user/apps"
+	@list='$(sub_dirs)'; for subdir in $$list; do \
+		FMT_CHECK=$(FMT_CHECK) $(MAKE) -C $$subdir fmt;\
+	done

user/apps/about/.gitignore

@@ -1 +1,2 @@
-sys_version.h
+sys_version.h
+about

user/apps/about/Makefile

@@ -1,17 +1,26 @@
-OLD_LIBC_INSTALL_PATH=$(ROOT_PATH)/bin/sysroot/usr/old_libc
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
 # 获得当前git提交的sha1,并截取前8位
 GIT_COMMIT_SHA1=$(shell git log -n 1 | head -n 1 | cut -d ' ' -f 2 | cut -c1-8)
+CC=$(CROSS_COMPILE)gcc
 
-all: about.o
 
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/about  $(shell find . -name "*.o") $(OLD_LIBC_INSTALL_PATH)/lib/libc.a -T about.lds
+all: version_header about.c
+	$(CC) -static -o about about.c
 
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/about $(output_dir)/about.elf
+.PHONY: install clean
+install: all
+	mv about $(DADK_CURRENT_BUILD_DIR)/about.elf
 
-about.o: version_header about.c
-	$(CC) $(CFLAGS) -c about.c  -o about.o
+clean:
+	rm about *.o
 
 # 生成版本头文件sys_version.h
 version_header: about.c
 	@echo "#define DRAGONOS_GIT_COMMIT_SHA1 \"$(GIT_COMMIT_SHA1)\"" > sys_version.h
+
+fmt:

user/apps/about/about.c

@@ -1,9 +1,7 @@
 #include "sys_version.h" // 这是系统的版本头文件，在编译过程中自动生成
-#include <math.h>
 #include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
 #include <unistd.h>
+
 void print_ascii_logo()
 {
     printf(" ____                                      ___   ____ \n");
@@ -13,24 +11,25 @@ void print_ascii_logo()
     printf("|____/ |_|    \\__,_| \\__, | \\___/ |_| |_| \\___/ |____/ \n");
     printf("                     |___/     \n");
 }
+
 void print_copyright()
 {
     printf(" DragonOS - An opensource operating system.\n");
     printf(" Copyright: DragonOS Community. 2022-2024, All rights reserved.\n");
     printf(" Version: ");
-    put_string("V0.1.8\n", COLOR_GREEN, COLOR_BLACK);
+    printf("\033[1;32m%s\033[0m", "V0.1.8\n");
     printf(" Git commit SHA1: %s\n", DRAGONOS_GIT_COMMIT_SHA1);
     printf(" Build time: %s %s\n", __DATE__, __TIME__);
     printf(" \nYou can visit the project via:\n");
     printf("\n");
-    put_string("    Official Website: https://DragonOS.org\n", COLOR_INDIGO, COLOR_BLACK);
-    put_string("    GitHub: https://github.com/DragonOS-Community/DragonOS\n", COLOR_ORANGE, COLOR_BLACK);
+    printf("\x1B[1;36m%s\x1B[0m", "    Official Website: https://DragonOS.org\n");
+    printf("\x1B[1;33m%s\x1B[0m", "    GitHub: https://github.com/DragonOS-Community/DragonOS\n");
     printf("\n");
     printf(" Maintainer: longjin <[email protected]>\n");
     printf(" Get contact with the community: <[email protected]>\n");
     printf("\n");
     printf(" Join our development community:\n");
-    put_string("    https://bbs.dragonos.org.cn\n", COLOR_ORANGE, COLOR_BLACK);
+    printf("\x1B[1;33m%s\x1B[0m", "    https://bbs.dragonos.org.cn\n");
     printf("\n");
 }
 
@@ -39,4 +38,4 @@ int main()
     print_ascii_logo();
     print_copyright();
     return 0;
-}
+}

user/apps/about/about.lds

@@ -1,54 +0,0 @@
-
-OUTPUT_FORMAT("elf64-x86-64","elf64-x86-64","elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-
-	. = 0x800000;
-	
-	
-	.text :
-	{
-		_text = .;
-		
-		*(.text)
-		*(.text.*)
-		
-		_etext = .;
-	}
-	. = ALIGN(8);
-	
-	.data :
-	{
-		_data = .;
-		*(.data)
-		*(.data.*)
-		
-		_edata = .;
-	}
-
-
-	rodata_start_pa = .;
-	.rodata :
-	{
-		_rodata = .;	
-		*(.rodata)
-		*(.rodata.*)
-		_erodata = .;
-	}
-
-	
-	.bss :
-	{
-		_bss = .;
-		*(.bss)
-		*(.bss.*)
-		_ebss = .;
-	}
-
-	_end = .;
-
-
-}

user/apps/dmesg/Makefile

@@ -1,17 +1,20 @@
 ifeq ($(ARCH), x86_64)
-export PREFIX=x86_64-linux-musl-
+	CROSS_COMPILE=x86_64-linux-musl-
 else ifeq ($(ARCH), riscv64)
-export PREFIX=riscv64-linux-musl-
+	CROSS_COMPILE=riscv64-linux-musl-
 endif
 
+CC=$(CROSS_COMPILE)gcc
 
-export CC=$(PREFIX)gcc
 
-all: dmesg
-	mv dmesg $(DADK_CURRENT_BUILD_DIR)
-
-dmesg: main.c
+all: main.c dmesg.c
 	$(CC) -static -o dmesg main.c dmesg.c
 
+.PHONY: install clean
+install: all
+	mv dmesg $(DADK_CURRENT_BUILD_DIR)/dmesg
+
 clean:
-	rm dmesg *.o
+	rm dmesg *.o
+
+fmt:

user/apps/dmesg/dmesg.c

@@ -1,4 +1,6 @@
 #include "dmesg.h"
+#include <stdio.h>
+#include <string.h>
 
 /**
  * @brief 识别dmesg程序的第一个选项参数
@@ -6,7 +8,7 @@
  * @param arg dmesg命令第一个选项参数
  * @return int 有效时返回对应选项码，无效时返回 -1
  */
-int getopt(char *arg)
+int getoption(char *arg)
 {
     if (!strcmp(arg, "-h") || !strcmp(arg, "--help"))
         return 0;

user/apps/dmesg/dmesg.h

@@ -1,16 +1,12 @@
 #pragma once
 
-#include <stdio.h>
-#include <malloc.h>
-#include <string.h>
-
 /**
  * @brief 识别dmesg程序的第一个选项参数
  *
  * @param arg dmesg命令第一个选项参数
  * @return int 有效时返回对应选项码，无效时返回 -1
  */
-int getopt(char *arg);
+int getoption(char *arg);
 
 /**
  * @brief 识别dmesg程序的第二个选项参数

user/apps/dmesg/main.c

@@ -1,4 +1,8 @@
 #include "dmesg.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/klog.h>
+#include <unistd.h>
 
 int main(int argc, char **argv)
 {
@@ -30,7 +34,7 @@ int main(int argc, char **argv)
     else
     {
         // 获取第一个选项参数
-        opt = getopt(argv[1]);
+        opt = getoption(argv[1]);
 
         // 无效参数
         if (opt == -1)

user/apps/http_server/.gitignore

@@ -0,0 +1 @@
+http_server

user/apps/http_server/Makefile

@@ -1,27 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_HTTP_SERVER_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
+.PHONY: all
+all: main.c
+	$(CC) -static -o http_server main.c
 
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/http_server  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/http_server $(output_dir)/http_server.elf
-
-	mv $(output_dir)/http_server.elf $(output_dir)/http_server
-	
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv http_server $(DADK_CURRENT_BUILD_DIR)/http_server
 
 clean:
-	rm -f *.o
+	rm http_server *.o
+
+fmt:

user/apps/http_server/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/shell/Makefile

@@ -1,18 +0,0 @@
-OLD_LIBC_INSTALL_PATH=$(ROOT_PATH)/bin/sysroot/usr/old_libc
-
-all: shell.o cmd.o cmd_help.o cmd_test.o
-
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/shell  $(shell find . -name "*.o") $(OLD_LIBC_INSTALL_PATH)/lib/libc.a -T shell.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/shell $(output_dir)/shell.elf
-shell.o: shell.c
-	$(CC) $(CFLAGS) -c shell.c  -o shell.o
-
-cmd.o: cmd.c
-	$(CC) $(CFLAGS) -c cmd.c  -o cmd.o
-
-cmd_test.o: cmd_test.c
-	$(CC) $(CFLAGS) -c cmd_test.c  -o cmd_test.o
-
-cmd_help.o: cmd_help.c
-	$(CC) $(CFLAGS) -c cmd_help.c  -o cmd_help.o

user/apps/shell/cmd.c

@@ -1,679 +0,0 @@
-#include "cmd.h"
-#include "cmd_help.h"
-#include "cmd_test.h"
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <libsystem/syscall.h>
-#include <signal.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sys/wait.h>
-#include <unistd.h>
-
-#define MAX_PATH_LEN 4096
-
-// 当前工作目录（在main_loop中初始化）
-char *shell_current_path = NULL;
-
-/**
- * @brief shell 内建函数的主命令与处理函数的映射表
- *
- */
-struct built_in_cmd_t shell_cmds[] = {
-    {"cd", shell_cmd_cd},
-    {"cat", shell_cmd_cat},
-    {"exec", shell_cmd_exec},
-    {"ls", shell_cmd_ls},
-    {"mkdir", shell_cmd_mkdir},
-    {"pwd", shell_cmd_pwd},
-    {"rm", shell_cmd_rm},
-    {"rmdir", shell_cmd_rmdir},
-    {"reboot", shell_cmd_reboot},
-    {"touch", shell_cmd_touch},
-    {"about", shell_cmd_about},
-    {"free", shell_cmd_free},
-    {"help", shell_help},
-    {"pipe", shell_pipe_test},
-    {"pipe2", shell_pipe2_test},
-    {"kill", shell_cmd_kill},
-
-};
-// 总共的内建命令数量
-const static int total_built_in_cmd_num = sizeof(shell_cmds) / sizeof(struct built_in_cmd_t);
-
-/**
- * @brief 将cwd与文件名进行拼接，得到最终的文件绝对路径
- *
- * @param filename 文件名
- * @param result_path_len 结果字符串的大小
- * @return char* 结果字符串
- */
-static char *get_target_filepath(const char *filename, int *result_path_len)
-{
-    char *file_path = NULL;
-    if (filename[0] != '/')
-    {
-        int cwd_len = strlen(shell_current_path);
-
-        // 计算文件完整路径的长度
-        *result_path_len = cwd_len + strlen(filename);
-
-        file_path = (char *)malloc(*result_path_len + 2);
-
-        memset(file_path, 0, *result_path_len + 2);
-
-        strncpy(file_path, shell_current_path, cwd_len);
-
-        // 在文件路径中加入斜杠
-        if (cwd_len > 1)
-            file_path[cwd_len] = '/';
-
-        // 拼接完整路径
-        strcat(file_path, filename);
-    }
-    else
-    {
-        *result_path_len = strlen(filename);
-        file_path = (char *)malloc(*result_path_len + 2);
-
-        memset(file_path, 0, *result_path_len + 2);
-
-        strncpy(file_path, filename, *result_path_len);
-        if (filename[(*result_path_len) - 1] != '/')
-            file_path[*result_path_len] = '/';
-    }
-
-    return file_path;
-}
-
-/**
- * @brief 寻找对应的主命令编号
- *
- * @param main_cmd 主命令
- * @return int 成功：主命令编号
- *              失败： -1
- */
-int shell_find_cmd(char *main_cmd)
-{
-
-    for (int i = 0; i < total_built_in_cmd_num; ++i)
-    {
-        if (strcmp(main_cmd, shell_cmds[i].name) == 0) // 找到对应的命令号
-            return i;
-    }
-    // 找不到该命令
-    return -1;
-}
-
-/**
- * @brief 运行shell内建的命令
- *
- * @param index 主命令编号
- * @param argc 参数数量
- * @param argv 参数列表
- */
-void shell_run_built_in_command(int index, int argc, char **argv)
-{
-    if (index >= total_built_in_cmd_num)
-        return;
-    // printf("run built-in command : %s\n", shell_cmds[index].name);
-
-    shell_cmds[index].func(argc, argv);
-}
-
-/**
- * @brief cd命令:进入文件夹
- *
- * @param argc
- * @param argv
- * @return int
- */
-
-int shell_cmd_cd(int argc, char **argv)
-{
-
-    int current_dir_len = strlen(shell_current_path);
-    if (argc < 2)
-    {
-        shell_help_cd();
-        goto done;
-    }
-    // 进入当前文件夹
-    if (!strcmp(".", argv[1]))
-        goto done;
-
-    // 进入父目录
-    if (!strcmp("..", argv[1]))
-    {
-
-        // 当前已经是根目录
-        if (!strcmp("/", shell_current_path))
-            goto done;
-
-        // 返回到父目录
-        int index = current_dir_len - 1;
-        for (; index > 1; --index)
-        {
-            if (shell_current_path[index] == '/')
-                break;
-        }
-        shell_current_path[index] = '\0';
-
-        // printf("switch to \" %s \"\n", shell_current_path);
-        goto done;
-    }
-
-    int dest_len = strlen(argv[1]);
-    // 路径过长
-    if (dest_len >= SHELL_CWD_MAX_SIZE - 1)
-    {
-        printf("ERROR: Path too long!\n");
-        goto fail;
-    }
-
-    if (argv[1][0] == '/')
-    {
-        // ======进入绝对路径=====
-        int ec = chdir(argv[1]);
-        if (ec == -1)
-            ec = errno;
-        if (ec == 0)
-        {
-            // 获取新的路径字符串
-            char *new_path = (char *)malloc(MAX_PATH_LEN);
-            if (new_path==NULL) {
-                goto fail;
-            }
-            memset(new_path, 0, MAX_PATH_LEN);
-            getcwd(new_path, MAX_PATH_LEN);
-
-            // 释放原有的路径字符串的内存空间
-            free(shell_current_path);
-
-            shell_current_path = new_path;
-
-            return 0;
-        }
-        else
-            goto fail;
-        ; // 出错则直接忽略
-    }
-    else // ======进入相对路径=====
-    {
-        int dest_offset = 0;
-        if (dest_len > 2)
-        {
-            if (argv[1][0] == '.' && argv[1][1] == '/') // 相对路径
-                dest_offset = 2;
-        }
-
-        int new_len = current_dir_len + dest_len - dest_offset;
-
-        if (new_len >= SHELL_CWD_MAX_SIZE - 1)
-        {
-            printf("ERROR: Path too long!\n");
-            goto fail;
-        }
-
-        // 拼接出新的字符串
-        char *new_path = (char *)malloc(new_len + 2);
-        memset(new_path, 0, new_len);
-        strncpy(new_path, shell_current_path, current_dir_len);
-
-        if (current_dir_len > 1)
-            new_path[current_dir_len] = '/';
-        strcat(new_path, argv[1] + dest_offset);
-        int x = chdir(new_path);
-        if (x == 0) // 成功切换目录
-        {
-            free(new_path);
-            free(shell_current_path);
-
-            char * pwd = malloc(MAX_PATH_LEN);
-            if (pwd==NULL) {
-                goto fail;
-            }
-            memset(pwd, 0, MAX_PATH_LEN);
-            getcwd(pwd, MAX_PATH_LEN);
-            shell_current_path = pwd;
-            goto done;
-        }
-        else
-        {
-            free(new_path);
-            printf("ERROR: Cannot switch to directory: %s\n", new_path);
-            goto fail;
-        }
-    }
-
-fail:;
-done:;
-    // 释放参数所占的内存
-    free(argv);
-    return 0;
-}
-
-/**
- * @brief 查看文件夹下的文件列表
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_ls(int argc, char **argv)
-{
-    struct DIR *dir = opendir(shell_current_path);
-
-    if (dir == NULL)
-        return -1;
-
-    struct dirent *buf = NULL;
-    // printf("dir=%#018lx\n", dir);
-
-    while (1)
-    {
-        buf = readdir(dir);
-        if (buf == NULL)
-            break;
-
-        int color = COLOR_WHITE;
-        if (buf->d_type == DT_DIR)
-            color = COLOR_YELLOW;
-        else if (buf->d_type == DT_REG)
-            color = COLOR_INDIGO;
-        else if (buf->d_type == DT_BLK || buf->d_type == DT_CHR)
-            color = COLOR_GREEN;
-
-        char output_buf[256] = {0};
-
-        sprintf(output_buf, "%s   ", buf->d_name);
-        put_string(output_buf, color, COLOR_BLACK);
-    }
-    printf("\n");
-    closedir(dir);
-
-    if (argv != NULL)
-        free(argv);
-
-    return 0;
-}
-
-/**
- * @brief 显示当前工作目录的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_pwd(int argc, char **argv)
-{
-    if (shell_current_path)
-        printf("%s\n", shell_current_path);
-    if (argv != NULL)
-        free(argv);
-    return 0;
-}
-
-/**
- * @brief 查看文件内容的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_cat(int argc, char **argv)
-{
-    int path_len = 0;
-    char *file_path = get_target_filepath(argv[1], &path_len);
-
-    // 打开文件
-    int fd = open(file_path, O_RDONLY);
-    if (fd <= 0)
-    {
-        printf("ERROR: Cannot open file: %s, fd=%d\n", file_path, fd);
-        return -1;
-    }
-    // 获取文件总大小
-    int file_size = lseek(fd, 0, SEEK_END);
-    // 将文件指针切换回文件起始位置
-    lseek(fd, 0, SEEK_SET);
-
-    char *buf = (char *)malloc(512);
-
-    while (file_size > 0)
-    {
-        memset(buf, 0, 512);
-        int l = read(fd, buf, 511);
-        if (l < 0)
-        {
-            printf("ERROR: Cannot read file: %s, errno = %d\n", file_path, errno);
-            return -1;
-        }
-        if (l == 0)
-            break;
-        buf[l] = '\0';
-
-        file_size -= l;
-        printf("%s", buf);
-    }
-    close(fd);
-    free(buf);
-    free(file_path);
-    if (argv != NULL)
-        free(argv);
-    return 0;
-}
-
-/**
- * @brief 创建空文件的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_touch(int argc, char **argv)
-{
-    int path_len = 0;
-    char *file_path;
-    bool alloc_full_path = false;
-    if (argv[1][0] == '/')
-        file_path = argv[1];
-    else
-    {
-        file_path = get_target_filepath(argv[1], &path_len);
-        alloc_full_path = true;
-    }
-
-    // 打开文件
-    int fd = open(file_path, O_CREAT);
-    switch (fd)
-    {
-    case -ENOENT:
-        put_string("Parent dir not exists.\n", COLOR_RED, COLOR_BLACK);
-        break;
-
-    default:
-        break;
-    }
-    close(fd);
-    if (argv != NULL)
-        free(argv);
-    if (alloc_full_path)
-        free(file_path);
-    return 0;
-}
-
-/**
- * @brief 创建文件夹的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_mkdir(int argc, char **argv)
-{
-    int result_path_len = -1;
-    char *full_path = NULL;
-    bool alloc_full_path = false;
-    if (argv[1][0] == '/')
-        full_path = argv[1];
-    else
-    {
-        full_path = get_target_filepath(argv[1], &result_path_len);
-        alloc_full_path = true;
-    }
-    // printf("mkdir: full_path = %s\n", full_path);
-    int retval = mkdir(full_path, 0);
-
-    if (argv != NULL)
-        free(argv);
-    if (alloc_full_path)
-        free(full_path);
-    return retval;
-}
-
-/**
- * @brief 删除文件夹的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_rmdir(int argc, char **argv)
-{
-    char *full_path = NULL;
-    int result_path_len = -1;
-    bool alloc_full_path = false;
-
-    if (argv[1][0] == '/')
-        full_path = argv[1];
-    else
-    {
-        full_path = get_target_filepath(argv[1], &result_path_len);
-        alloc_full_path = true;
-    }
-    int retval = rmdir(full_path);
-    if (retval != 0)
-        printf("Failed to remove %s, retval=%d\n", full_path, retval);
-    // printf("rmdir: path=%s, retval=%d\n", full_path, retval);
-    if (argv != NULL)
-        free(argv);
-    if (alloc_full_path)
-        free(full_path);
-    return retval;
-}
-
-/**
- * @brief 删除文件的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_rm(int argc, char **argv)
-{
-    char *full_path = NULL;
-    int result_path_len = -1;
-    int retval = 0;
-    bool alloc_full_path = false;
-
-    if (argv[1][0] == '/')
-        full_path = argv[1];
-    else
-    {
-        full_path = get_target_filepath(argv[1], &result_path_len);
-        alloc_full_path = true;
-    }
-
-    retval = rm(full_path);
-    // printf("rmdir: path=%s, retval=%d\n", full_path, retval);
-    if (retval != 0)
-        printf("Failed to remove %s, retval=%d\n", full_path, retval);
-    if (alloc_full_path)
-        free(full_path);
-    if (argv != NULL)
-        free(argv);
-    return retval;
-}
-
-/**
- * @brief 执行新的程序的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_exec(int argc, char **argv)
-{
-    pid_t pid = fork();
-    int retval = 0;
-    // printf("  pid=%d  \n",pid);
-
-    if (pid == 0)
-    {
-
-        // 子进程
-        int path_len = 0;
-        char *file_path = get_target_filepath(argv[1], &path_len);
-        // printf("before execv, path=%s, argc=%d\n", file_path, argc);
-
-        char **real_argv = NULL;
-        if (argc > 1)
-        {
-            real_argv = &argv[1];
-        }
-        execv(file_path, real_argv);
-        // printf("after execv, path=%s, argc=%d\n", file_path, argc);
-        free(argv);
-        free(file_path);
-
-        exit(-1);
-    }
-    else
-    {
-        // 如果不指定后台运行,则等待退出
-        if (strcmp(argv[argc - 1], "&") != 0)
-            waitpid(pid, &retval, 0);
-        else
-            printf("[1] %d\n", pid); // 输出子进程的pid
-        free(argv);
-    }
-}
-
-int shell_cmd_about(int argc, char **argv)
-{
-
-    if (argv != NULL)
-        free(argv);
-    int aac = 0;
-    char **aav;
-
-    unsigned char input_buffer[INPUT_BUFFER_SIZE] = {0};
-
-    strcpy(input_buffer, "exec /bin/about.elf\0");
-
-    parse_command(input_buffer, &aac, &aav);
-
-    return shell_cmd_exec(aac, aav);
-}
-
-int shell_cmd_kill(int argc, char **argv)
-{
-    int retval = 0;
-    if (argc < 2)
-    {
-        printf("Usage: Kill <pid>\n");
-        retval = -EINVAL;
-        goto out;
-    }
-    retval = kill(atoi(argv[1]), SIGKILL);
-out:;
-    free(argv);
-    return retval;
-}
-
-/**
- * @brief 重启命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_reboot(int argc, char **argv)
-{
-    return syscall_invoke(SYS_REBOOT, 0, 0, 0, 0, 0, 0);
-}
-
-int shell_cmd_free(int argc, char **argv)
-{
-    int retval = 0;
-    if (argc == 2 && strcmp("-m", argv[1]) != 0)
-    {
-        retval = -EINVAL;
-        printf("Invalid argument: %s\n", argv[1]);
-        goto done;
-    }
-
-    struct mstat_t mst = {0};
-    retval = mstat(&mst);
-    if (retval != 0)
-    {
-        printf("Failed: retval=%d", retval);
-        goto done;
-    }
-
-    printf("\ttotal\tused\tfree\tshared\tcache\tavailable\n");
-    printf("Mem:\t");
-    if (argc == 1) // 按照kb显示
-    {
-        printf("%ld\t%ld\t%ld\t%ld\t%ld\t%ld\t\n", mst.total, mst.used, mst.free, mst.shared,
-               mst.cache_used, mst.available);
-    }
-    else // 按照MB显示
-    {
-        printf("%ld\t%ld\t%ld\t%ld\t%ld\t%ld\t\n", mst.total >> 10, mst.used >> 10, mst.free >> 10, mst.shared >> 10,
-               mst.cache_used >> 10, mst.available >> 10);
-    }
-
-done:;
-    if (argv != NULL)
-        free(argv);
-    return retval;
-}
-
-/**
- * @brief 解析shell命令
- *
- * @param buf 输入缓冲区
- * @param argc 返回值：参数数量
- * @param argv 返回值：参数列表
- * @return int 主命令的编号，小于零为无效命令
- */
-int parse_command(char *buf, int *argc, char ***argv)
-{
-    // printf("parse command\n");
-    int index = 0; // 当前访问的是buf的第几位
-    // 去除命令前导的空格
-    while (index < INPUT_BUFFER_SIZE && buf[index] == ' ')
-        ++index;
-    // 如果去除前导空格后第一项为0x00，则归为空命令
-    if (!buf[index])
-        return -1;
-
-    // 计算参数数量
-    for (int i = index; i < (INPUT_BUFFER_SIZE - 1); ++i)
-    {
-        // 到达了字符串末尾
-        if (!buf[i])
-            break;
-        if (buf[i] != ' ' && (buf[i + 1] == ' ' || buf[i + 1] == '\0'))
-            ++(*argc);
-    }
-    
-    // printf("\nargc=%d\n", *argc);
-
-    // 为指向每个指令的指针分配空间
-    *argv = (char **)malloc(sizeof(char **) * (*argc + 1));
-    memset(*argv, 0, sizeof(char **) * (*argc + 1));
-    // 将每个命令都单独提取出来
-    for (int i = 0; i < *argc && index < INPUT_BUFFER_SIZE; ++i)
-    {
-        // 提取出命令，以空格作为分割
-        *((*argv) + i) = &buf[index];
-        while (index < (INPUT_BUFFER_SIZE - 1) && buf[index] && buf[index] != ' ')
-            ++index;
-        buf[index++] = '\0';
-
-        // 删除命令间多余的空格
-        while (index < INPUT_BUFFER_SIZE && buf[index] == ' ')
-            ++index;
-
-        // printf("%s\n", (*argv)[i]);
-    }
-    // 以第一个命令作为主命令，查找其在命令表中的编号
-    return shell_find_cmd(**argv);
-}

user/apps/shell/cmd.h

@@ -1,154 +0,0 @@
-#pragma once
-
-// cwd字符串的最大大小
-#define SHELL_CWD_MAX_SIZE  256
-#define INPUT_BUFFER_SIZE 512
-
-/**
- * @brief shell内建命令结构体
- * 
- */
-struct built_in_cmd_t
-{
-    char *name;
-    int (*func)(int argc, char **argv);
-};
-
-extern struct built_in_cmd_t shell_cmds[];
-/**
- * @brief 寻找对应的主命令编号
- *
- * @param main_cmd 主命令
- * @return int 主命令编号
- */
-int shell_find_cmd(char *main_cmd);
-
-
-/**
- * @brief 运行shell内建的命令
- *
- * @param index 主命令编号
- * @param argc 参数数量
- * @param argv 参数列表
- */
-void shell_run_built_in_command(int index, int argc, char **argv);
-
-/**
- * @brief cd命令:进入文件夹
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_cd(int argc, char **argv);
-
-/**
- * @brief 查看文件夹下的文件列表
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_ls(int argc, char **argv);
-
-/**
- * @brief 显示当前工作目录的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_pwd(int argc, char **argv);
-
-/**
- * @brief 查看文件内容的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_cat(int argc, char **argv);
-
-/**
- * @brief 创建空文件的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_touch(int argc, char **argv);
-
-/**
- * @brief 删除命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_rm(int argc, char **argv);
-
-/**
- * @brief 创建文件夹的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_mkdir(int argc, char **argv);
-
-/**
- * @brief 删除文件夹的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_rmdir(int argc, char **argv);
-
-/**
- * @brief 执行新的程序的命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_exec(int argc, char **argv);
-
-/**
- * @brief 重启命令
- *
- * @param argc
- * @param argv
- * @return int
- */
-int shell_cmd_reboot(int argc, char **argv);
-
-/**
- * @brief 关于软件
- * 
- * @param argc 
- * @param argv 
- * @return int 
- */
-int shell_cmd_about(int argc, char **argv);
-
-/**
- * @brief 显示系统内存空间信息的命令
- * 
- * @param argc 
- * @param argv 
- * @return int 
- */
-int shell_cmd_free(int argc, char **argv);
-
-/**
- * @brief 解析shell命令
- *
- * @param buf 输入缓冲区
- * @param argc 返回值：参数数量
- * @param argv 返回值：参数列表
- * @return int
- */
-int parse_command(char *buf, int *argc, char ***argv);
-
-int shell_cmd_kill(int argc, char **argv);

user/apps/shell/cmd_help.c

@@ -1,29 +0,0 @@
-#include "cmd_help.h"
-#include <stdio.h>
-#include <stdlib.h>
-
-struct help_table_item_t
-{
-    void (*func)();
-};
-struct help_table_item_t help_table[] = {
-    {shell_help_cd},
-};
-
-static const int help_table_num = sizeof(help_table) / sizeof(struct help_table_item_t);
-
-int shell_help(int argc, char **argv)
-{
-    printf("Help:\n");
-    for (int i = 0; i < help_table_num; ++i)
-        help_table[i].func();
-
-    if (argc > 1)
-        free(argv);
-    return 0;
-}
-
-void shell_help_cd()
-{
-    printf("Example of cd: cd [destination]\n");
-}

user/apps/shell/cmd_help.h

@@ -1,10 +0,0 @@
-#pragma once
-
-#include "cmd.h"
-int shell_help(int argc, char **argv);
-
-/**
- * @brief cd命令的帮助信息
- * 
- */
-void shell_help_cd();

user/apps/shell/cmd_test.c

@@ -1,166 +0,0 @@
-#include "cmd_test.h"
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-#define buf_SIZE 256 // 定义消息的最大长度
-int shell_pipe_test(int argc, char **argv)
-{
-    int fd[2], i, n;
-
-    pid_t pid;
-    int ret = pipe(fd); // 创建一个管道
-    if (ret < 0)
-    {
-        printf("pipe error");
-        exit(1);
-    }
-    pid = fork(); // 创建一个子进程
-    if (pid < 0)
-    {
-        printf("fork error");
-        exit(1);
-    }
-    if (pid == 0)
-    {                 // 子进程
-        close(fd[1]); // 关闭管道的写端
-        for (i = 0; i < 3; i++)
-        { // 循环三次
-            char buf[buf_SIZE] = {0};
-            n = read(fd[0], buf, buf_SIZE); // 从管道的读端读取一条消息
-            if (n > 0)
-            {
-
-                printf("Child process received message: %s\n", buf); // 打印收到的消息
-                if (strcmp(buf, "quit") == 0)
-                {                                     // 如果收到的消息是"quit"
-                    printf("Child process exits.\n"); // 打印退出信息
-                    break;                            // 跳出循环
-                }
-                else
-                {                                                    // 如果收到的消息不是"quit"
-                    printf("Child process is doing something...\n"); // 模拟子进程做一些操作
-                    usleep(100);
-                }
-            }
-        }
-        close(fd[0]); // 关闭管道的读端
-        exit(0);
-    }
-    else
-    {                 // 父进程
-        close(fd[0]); // 关闭管道的读端
-        for (i = 0; i < 3; i++)
-        { // 循环三次
-            char *msg = "hello world";
-            if (i == 1)
-            {
-                msg = "how are you";
-                usleep(1000);
-            }
-            if (i == 2)
-            {
-                msg = "quit";
-                usleep(1000);
-            }
-            n = strlen(msg);
-            printf("Parent process send:%s\n", msg);
-
-            write(fd[1], msg, n); // 向管道的写端写入一条消息
-            if (strcmp(msg, "quit") == 0)
-            {                                      // 如果发送的消息是"quit"
-                printf("Parent process exits.\n"); // 打印退出信息
-                break;                             // 跳出循环
-            }
-        }
-        close(fd[1]); // 关闭管道的写端
-        wait(NULL);   // 等待子进程结束
-    }
-    return 0;
-}
-int shell_pipe2_test(int argc, char **argv)
-{
-    int fd[2], i, n;
-
-    pid_t pid;
-    int ret = pipe2(fd, O_NONBLOCK); // 创建一个管道
-    if (ret < 0)
-    {
-        printf("pipe error\n");
-        exit(1);
-    }
-    pid = fork(); // 创建一个子进程
-    if (pid < 0)
-    {
-        printf("fork error\n");
-        exit(1);
-    }
-    if (pid == 0)
-    {                 // 子进程
-        close(fd[1]); // 关闭管道的写端
-        for (i = 0; i < 10; i++)
-        {
-            char buf[buf_SIZE] = {0};
-            n = read(fd[0], buf, buf_SIZE); // 从管道的读端读取一条消息
-            if (n > 0)
-            {
-
-                printf("Child process received message: %s\n", buf); // 打印收到的消息
-                if (strcmp(buf, "quit") == 0)
-                {                                     // 如果收到的消息是"quit"
-                    printf("Child process exits.\n"); // 打印退出信息
-                    break;                            // 跳出循环
-                }
-                else
-                {                                                    // 如果收到的消息不是"quit"
-                    printf("Child process is doing something...\n"); // 模拟子进程做一些操作
-                    // usleep(1000);
-                }
-            }
-            else
-            {
-                printf("read error,buf is empty\n");
-            }
-        }
-        close(fd[0]); // 关闭管道的读端
-        exit(0);
-    }
-    else
-    {                 // 父进程
-        close(fd[0]); // 关闭管道的读端
-        for (i = 0; i < 100; i++)
-        {
-            char *msg = "hello world";
-            if (i < 99 & i > 0)
-            {
-                msg = "how are you";
-                // usleep(1000);
-            }
-            if (i == 99)
-            {
-                msg = "quit";
-                // usleep(1000);
-            }
-            n = strlen(msg);
-            printf("Parent process send:%s\n", msg);
-
-            int r = write(fd[1], msg, n); // 向管道的写端写入一条消息
-            if (r < 0)
-            {
-                printf("write error,buf is full\n");
-            }
-            if (strcmp(msg, "quit") == 0)
-            {                                      // 如果发送的消息是"quit"
-                printf("Parent process exits.\n"); // 打印退出信息
-                break;                             // 跳出循环
-            }
-        }
-        close(fd[1]); // 关闭管道的写端
-        wait(NULL);   // 等待子进程结束
-    }
-    return 0;
-}

user/apps/shell/cmd_test.h

@@ -1,5 +0,0 @@
-#pragma once
-
-#include "cmd.h"
-int shell_pipe_test(int argc, char **argv);
-int shell_pipe2_test(int argc, char **argv);

user/apps/shell/shell.c

@@ -1,272 +0,0 @@
-#include "cmd.h"
-#include <fcntl.h>
-#include <libKeyboard/keyboard.h>
-#include <printf.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-#define pause_cpu() asm volatile("pause\n\t");
-#define MEM_HISTORY 1024
-/**
- * @brief 循环读取每一行
- *
- * @param fd 键盘文件描述符
- * @param buf 输入缓冲区
- * @return 读取的字符数
- */
-
-int shell_readline(int fd, char *buf);
-void print_ascii_logo();
-extern char *shell_current_path;
-// 保存的历史命令(瞬时更改)
-char history_commands[MEM_HISTORY][INPUT_BUFFER_SIZE];
-// 真正的历史命令
-char real_history_commands[MEM_HISTORY][INPUT_BUFFER_SIZE];
-int count_history;
-// 现在对应的命令
-int current_command_index;
-/**
- * @brief shell主循环
- *
- * @param kb_fd 键盘文件描述符
- */
-void main_loop(int kb_fd)
-{
-    count_history = 0;
-    current_command_index = 0;
-    unsigned char input_buffer[INPUT_BUFFER_SIZE] = {0};
-
-    // 初始化当前工作目录的路径
-    shell_current_path = (char *)malloc(3);
-
-    memset(shell_current_path, 0, 3);
-    shell_current_path[0] = '/';
-    shell_current_path[1] = '\0';
-    // shell命令行的主循环
-    while (true)
-    {
-        int argc = 0;
-        char **argv;
-
-        printf("[DragonOS] %s # ", shell_current_path);
-
-        memset(input_buffer, 0, INPUT_BUFFER_SIZE);
-
-        // 添加初始光标
-        put_string(" ", COLOR_BLACK, COLOR_WHITE);
-
-        // 循环读取每一行到buffer
-        count_history++;
-        int count = shell_readline(kb_fd, input_buffer);
-        if (!count || current_command_index < count_history - 1)
-            count_history--;
-        if (count)
-        {
-            strcpy(real_history_commands[count_history - 1], input_buffer);
-            count_history++;
-            memset(history_commands, 0, sizeof(history_commands));
-            for (int i = 0; i <= count_history - 2; i++)
-                strcpy(history_commands[i], real_history_commands[i]);
-            current_command_index = count_history - 1;
-        }
-        if (count)
-        {
-            char command_origin[strlen(input_buffer)];
-            strcpy(command_origin, input_buffer);
-            int cmd_num = parse_command(input_buffer, &argc, &argv);
-            printf("\n");
-          
-
-            if (cmd_num >= 0)
-                shell_run_built_in_command(cmd_num, argc, argv);
-            
-            
-        }
-        else
-            printf("\n");
-    }
-}
-
-int main()
-{
-    // 打开键盘文件
-    // char kb_file_path[] = "/dev/char/ps2_keyboard";
-
-    // int kb_fd = open(kb_file_path, 0);
-    print_ascii_logo();
-    // printf("before mkdir\n");
-    // mkdir("/aaac", 0);
-    // printf("after mkdir\n");
-    main_loop(0);
-    while (1)
-        ;
-}
-/**
- * @brief 清除缓冲区
- *
- * @param count 缓冲区大小
- * @param buf 缓冲区内容
- */
-void clear_command(int count, char *buf)
-{
-    for (int i = 0; i < count; i++)
-        printf("%c", '\b');
-    memset(buf, 0, sizeof(buf));
-}
-/**
- * @brief 切换命令(写入到缓冲区)
- *
- * @param buf 缓冲区
- * @param type 如果为1,就向上,如果为-1,就向下
- */
-void change_command(char *buf, int type)
-{
-    current_command_index -= type;
-    // 处理边界
-    if (current_command_index < 0)
-        current_command_index++;
-    if (current_command_index >= count_history - 1)
-    {
-        // 初始只含一条空历史记录，需单独考虑
-        if (count_history == 1)
-        {
-            // 防止出现多条空历史记录
-            if (current_command_index > 1)
-                current_command_index = 1;
-        }
-        else
-            current_command_index = count_history - 2;
-    }
-
-    strcpy(buf, history_commands[current_command_index]);
-    printf("%s", buf);
-    put_string(" ", COLOR_BLACK, COLOR_WHITE);
-}
-/**
- * @brief 循环读取每一行
- *
- * @param fd 键盘文件描述符
- * @param buf 输入缓冲区
- * @return 读取的字符数
- */
-int shell_readline(int fd, char *buf)
-{
-    int key = 0;
-    int count = 0;
-    while (1)
-    {
-        // key = keyboard_analyze_keycode(fd);
-        key = getchar();
-        // printf("key = %d\n", key);
-        if (key == 224)
-        {
-            key = getchar();
-            // printf("key = %d\n", key);
-            switch (key)
-            {
-            case 72:
-                // 向上方向键
-                if (count_history != 0)
-                {
-                    // put_string(" ", COLOR_WHITE, COLOR_BLACK);
-                    printf("%c", '\b');
-                    clear_command(count, buf);
-                    count = 0;
-                    // 向历史
-                    change_command(buf, 1);
-                    count = strlen(buf);
-                }
-                key = 0xc8;
-                break;
-            case 80:
-                // 向下方向键
-                if (count_history != 0)
-                {
-                    // put_string(" ", COLOR_WHITE, COLOR_BLACK);
-                    printf("%c", '\b');
-                    clear_command(count, buf);
-                    count = 0;
-                    // 向历史
-                    change_command(buf, -1);
-                    count = strlen(buf);
-                }
-                key = 0x50;
-                break;
-            default:
-                break;
-            }
-        }
-
-        if (key == '\n')
-        {
-            if (count > 0 && current_command_index >= count_history)
-            {
-                memset(history_commands[current_command_index - 1], 0,
-                       sizeof(history_commands[current_command_index - 1]));
-                count_history--;
-            }
-            printf("%c", '\b');
-            return count;
-        }
-
-        if (key && key != 0xc8)
-        {
-            if (key == '\b')
-            {
-                if (count > 0)
-                {
-                    // 回退去除先前光标
-                    printf("%c", '\b');
-                    // 去除字符
-                    printf("%c", '\b');
-                    buf[--count] = 0;
-                    // 在最后一个字符处加光标
-                    put_string(" ", COLOR_BLACK, COLOR_WHITE);
-                }
-            }
-            else
-            {
-                printf("%c", '\b');
-                buf[count++] = key;
-                printf("%c", key);
-                // 在最后一个字符处加光标
-                put_string(" ", COLOR_BLACK, COLOR_WHITE);
-            }
-            if (count > 0 && current_command_index >= count_history)
-            {
-                memset(history_commands[count_history], 0, sizeof(history_commands[count_history]));
-                strcpy(history_commands[count_history], buf);
-            }
-            else if (count > 0)
-            {
-                memset(history_commands[current_command_index], 0, sizeof(history_commands[current_command_index]));
-                strcpy(history_commands[current_command_index], buf);
-            }
-        }
-
-        // 输入缓冲区满了之后，直接返回
-        if (count >= INPUT_BUFFER_SIZE - 1)
-        {
-            printf("%c", '\b');
-            return count;
-        }
-
-        pause_cpu();
-    }
-}
-
-void print_ascii_logo()
-{
-    printf("\n\n");
-    printf(" ____                                      ___   ____ \n");
-    printf("|  _ \\  _ __   __ _   __ _   ___   _ __   / _ \\ / ___| \n");
-    printf("| | | || '__| / _` | / _` | / _ \\ | '_ \\ | | | |\\___ \\  \n");
-    printf("| |_| || |   | (_| || (_| || (_) || | | || |_| | ___) |\n");
-    printf("|____/ |_|    \\__,_| \\__, | \\___/ |_| |_| \\___/ |____/ \n");
-    printf("                     |___/     \n");
-    printf("\n\n");
-}

user/apps/shell/shell.lds

@@ -1,54 +0,0 @@
-
-OUTPUT_FORMAT("elf64-x86-64","elf64-x86-64","elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-
-	. = 0x800000;
-	
-	
-	.text :
-	{
-		_text = .;
-		
-		*(.text)
-		*(.text.*)
-		
-		_etext = .;
-	}
-	. = ALIGN(8);
-	
-	.data :
-	{
-		_data = .;
-		*(.data)
-		*(.data.*)
-		
-		_edata = .;
-	}
-
-
-	rodata_start_pa = .;
-	.rodata :
-	{
-		_rodata = .;	
-		*(.rodata)
-		*(.rodata.*)
-		_erodata = .;
-	}
-
-	
-	.bss :
-	{
-		_bss = .;
-		*(.bss)
-		*(.bss.*)
-		_ebss = .;
-	}
-
-	_end = .;
-
-
-}

user/apps/test_bind/.gitignore

@@ -0,0 +1 @@
+test_bind

user/apps/test_bind/Makefile

@@ -1,27 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_BIND_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_bind main.c
 
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_bind  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_bind $(output_dir)/test_bind.elf
-
-	mv $(output_dir)/test_bind.elf $(output_dir)/test_bind
-	
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_bind $(DADK_CURRENT_BUILD_DIR)/test_bind
 
 clean:
-	rm -f *.o
+	rm test_bind *.o
+
+fmt:

user/apps/test_bind/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_bind/main.c

@@ -2,7 +2,6 @@
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 #include <sys/socket.h>
 #include <sys/stat.h>
 #include <unistd.h>

user/apps/test_fstat/.gitignore

@@ -0,0 +1 @@
+test_fstat

user/apps/test_fstat/Makefile

@@ -1,26 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_FSTAT_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_fstat main.c
 
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_fstat  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_fstat $(output_dir)/test_fstat.elf
-	
-	mv $(output_dir)/test_fstat.elf $(output_dir)/test_fstat
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_fstat $(DADK_CURRENT_BUILD_DIR)/test_fstat
 
 clean:
-	rm -f *.o
+	rm test_fstat *.o
+
+fmt:

user/apps/test_fstat/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_fstat/main.c

@@ -1,35 +1,34 @@
-#include <sys/types.h>
-#include <unistd.h>
-#include <sys/stat.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
 int main()
 {
-
     int fd = open("/bin/about.elf", O_RDONLY);
     if (fd == -1)
         return 0;
     printf("fd = %d\n", fd);
     struct stat *st = (struct stat *)malloc(sizeof(struct stat));
     fstat(fd, st);
-    printf("stat size = %d\n", sizeof(struct stat));
+    printf("stat size = %lu\n", sizeof(struct stat));
     // FIXME 打印数据时内存出错
     printf("====================\n");
-    printf("st address: %#018lx\n", st);
-    printf("st_dev = %d\n", (*st).st_dev);
-    printf("st_ino = %d\n", (*st).st_ino);
+    printf("st address: %p\n", st);
+    printf("st_dev = %lu\n", (*st).st_dev);
+    printf("st_ino = %lu\n", (*st).st_ino);
     printf("st_mode = %d\n", (*st).st_mode);
-    printf("st_nlink = %d\n", (*st).st_nlink);
+    printf("st_nlink = %lu\n", (*st).st_nlink);
     printf("st_uid = %d\n", (*st).st_uid);
     printf("st_gid = %d\n", (*st).st_gid);
-    printf("st_rdev = %d\n", (*st).st_rdev);
-    printf("st_size = %d\n", (*st).st_size);
-    printf("st_blksize = %d\n", (*st).st_blksize);
-    printf("st_blocks = %d\n", (*st).st_blocks);
-    printf("st_atim.sec= %d\tst_atim.nsec= %d\n", (*st).st_atim.tv_sec, (*st).st_atim.tv_nsec);
-    printf("st_mtim.sec= %d\tst_mtim.nsec= %d\n", (*st).st_mtim.tv_sec, (*st).st_mtim.tv_nsec);
-    printf("st_ctim.sec= %d\tst_ctim.nsec= %d\n", (*st).st_ctim.tv_sec, (*st).st_ctim.tv_nsec);
+    printf("st_rdev = %lu\n", (*st).st_rdev);
+    printf("st_size = %ld\n", (*st).st_size);
+    printf("st_blksize = %ld\n", (*st).st_blksize);
+    printf("st_blocks = %ld\n", (*st).st_blocks);
+    printf("st_atim.sec= %ld\tst_atim.nsec= %ld\n", (*st).st_atim.tv_sec, (*st).st_atim.tv_nsec);
+    printf("st_mtim.sec= %ld\tst_mtim.nsec= %ld\n", (*st).st_mtim.tv_sec, (*st).st_mtim.tv_nsec);
+    printf("st_ctim.sec= %ld\tst_ctim.nsec= %ld\n", (*st).st_ctim.tv_sec, (*st).st_ctim.tv_nsec);
 
     return 0;
 }

user/apps/test_gettimeofday/.gitignore

@@ -0,0 +1 @@
+test_gettimeofday

user/apps/test_gettimeofday/Makefile

@@ -1,25 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_GETTIMEOFDAY_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_gettimeofday main.c
 
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_gettimeofday  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_gettimeofday $(output_dir)/test_gettimeofday.elf
-	mv $(output_dir)/test_gettimeofday.elf $(output_dir)/test_gettimeofday
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_gettimeofday $(DADK_CURRENT_BUILD_DIR)/test_gettimeofday
 
 clean:
-	rm -f *.o
+	rm test_gettimeofday *.o
+
+fmt:

user/apps/test_gettimeofday/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_kvm/.gitignore

@@ -0,0 +1 @@
+test_kvm

user/apps/test_kvm/Makefile

@@ -1,9 +1,20 @@
-OLD_LIBC_INSTALL_PATH=$(ROOT_PATH)/bin/sysroot/usr/old_libc
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-all: main.o
+CC=$(CROSS_COMPILE)gcc
 
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_kvm  $(shell find . -name "*.o") $(OLD_LIBC_INSTALL_PATH)/lib/libc.a -T link.lds
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_kvm main.c
 
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_kvm $(output_dir)/test_kvm.elf
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_kvm $(DADK_CURRENT_BUILD_DIR)/test_kvm
+
+clean:
+	rm test_kvm *.o
+
+fmt:

user/apps/test_kvm/bootstrap/Makefile

@@ -1,3 +0,0 @@
-boot.bin: boot.s
-	nasm boot.s -o boot.bin
-	xxd boot.bin > boot.hex

user/apps/test_kvm/bootstrap/boot.hex

@@ -1,32 +0,0 @@
-00000000: 8cc8 8ed8 8ec0 e802 00eb feb8 1e00 89c5  ................
-00000010: b910 00b8 0113 bb0c 00b2 00cd 10c3 4865  ..............He
-00000020: 6c6c 6f2c 204f 5320 776f 726c 6421 0000  llo, OS world!..
-00000030: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000040: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000050: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000060: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000070: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000080: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000090: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000000a0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000000b0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000000c0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000000d0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000000e0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000000f0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000100: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000110: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000120: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000130: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000140: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000150: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000160: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000170: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000180: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-00000190: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000001a0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000001b0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000001c0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000001d0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000001e0: 0000 0000 0000 0000 0000 0000 0000 0000  ................
-000001f0: 0000 0000 0000 0000 0000 0000 0000 55aa  ..............U.

user/apps/test_kvm/link.lds

@@ -1,54 +0,0 @@
-
-OUTPUT_FORMAT("elf64-x86-64","elf64-x86-64","elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-
-	. = 0x800000;
-	
-	
-	.text :
-	{
-		_text = .;
-		
-		*(.text)
-		*(.text.*)
-		
-		_etext = .;
-	}
-	. = ALIGN(8);
-	
-	.data :
-	{
-		_data = .;
-		*(.data)
-		*(.data.*)
-		
-		_edata = .;
-	}
-
-
-	rodata_start_pa = .;
-	.rodata :
-	{
-		_rodata = .;	
-		*(.rodata)
-		*(.rodata.*)
-		_erodata = .;
-	}
-
-	
-	.bss :
-	{
-		_bss = .;
-		*(.bss)
-		*(.bss.*)
-		_ebss = .;
-	}
-
-	_end = .;
-
-
-}

user/apps/test_kvm/main.c

@@ -14,10 +14,11 @@
  * 1.在DragonOS的控制台输入 exec bin/test_kvm.elf
  *
  */
+#include <fcntl.h>
+#include <stdint.h>
 #include <stdio.h>
-#include <stdlib.h>
+#include <sys/ioctl.h>
 #include <unistd.h>
-#include <fcntl.h>
 
 #define KVM_CREATE_VCPU 0x00
 #define KVM_SET_USER_MEMORY_REGION 0x01

user/apps/test_mkfifo/.gitignore

@@ -0,0 +1 @@
+test_mkfifo

user/apps/test_mkfifo/Makefile

@@ -1,26 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_MKFIFO_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_mkfifo main.c
 
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_mkfifo  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_mkfifo $(output_dir)/test_mkfifo.elf
-	
-	mv $(output_dir)/test_mkfifo.elf $(output_dir)/test_mkfifo
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_mkfifo $(DADK_CURRENT_BUILD_DIR)/test_mkfifo
 
 clean:
-	rm -f *.o
+	rm test_mkfifo *.o
+
+fmt:

user/apps/test_mkfifo/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_mkfifo/main.c

@@ -1,11 +1,11 @@
+#include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
 #include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 #include <sys/wait.h>
+#include <unistd.h>
 
 #define BUFFER_SIZE 256
 #define PIPE_NAME "/bin/fifo"

user/apps/test_relibc/Makefile

@@ -1,24 +0,0 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
-
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_RELIBC_0_1_0)
-
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
-
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test $(output_dir)/test.elf
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
-
-clean:
-	rm -f *.o

user/apps/test_relibc/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_relibc/main.c

@@ -1,242 +0,0 @@
-#include <arpa/inet.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#define CONN_QUEUE_SIZE 20
-#define BUFFER_SIZE 1024
-#define SERVER_PORT 12580
-
-int server_sockfd;
-int conn;
-
-void signal_handler(int signo)
-{
-
-    printf("Server is exiting...\n");
-    close(conn);
-    close(server_sockfd);
-    exit(0);
-}
-
-static char logo[] =
-    " ____                                      ___   ____ \n|  _ \\  _ __   __ _   __ _   ___   _ __   / _ \\ / ___| "
-    "\n| | | || '__| / _` | / _` | / _ \\ | '_ \\ | | | |\\___ \\  \n| |_| || |   | (_| || (_| || (_) || | | || |_| | "
-    "___) |\n|____/ |_|    \\__,_| \\__, | \\___/ |_| |_| \\___/ |____/ \n                     |___/     \n";
-
-void tcp_server()
-{
-    printf("TCP Server is running...\n");
-    server_sockfd = socket(AF_INET, SOCK_STREAM, 0);
-    printf("socket() ok, server_sockfd=%d\n", server_sockfd);
-    struct sockaddr_in server_sockaddr;
-    server_sockaddr.sin_family = AF_INET;
-    server_sockaddr.sin_port = htons(SERVER_PORT);
-    server_sockaddr.sin_addr.s_addr = htonl(INADDR_ANY);
-
-    if (bind(server_sockfd, (struct sockaddr *)&server_sockaddr, sizeof(server_sockaddr)))
-    {
-        perror("Server bind error.\n");
-        exit(1);
-    }
-
-    printf("TCP Server is listening...\n");
-    if (listen(server_sockfd, CONN_QUEUE_SIZE) == -1)
-    {
-        perror("Server listen error.\n");
-        exit(1);
-    }
-
-    printf("listen() ok\n");
-
-    char buffer[BUFFER_SIZE];
-    struct sockaddr_in client_addr;
-    socklen_t client_length = sizeof(client_addr);
-    /*
-        Await a connection on socket FD.
-        When a connection arrives, open a new socket to communicate with it,
-        set *ADDR (which is *ADDR_LEN bytes long) to the address of the connecting
-        peer and *ADDR_LEN to the address's actual length, and return the
-        new socket's descriptor, or -1 for errors.
-     */
-    conn = accept(server_sockfd, (struct sockaddr *)&client_addr, &client_length);
-    printf("Connection established.\n");
-    if (conn < 0)
-    {
-        printf("Create connection failed, code=%d\n", conn);
-        exit(1);
-    }
-    send(conn, logo, sizeof(logo), 0);
-    while (1)
-    {
-        memset(buffer, 0, sizeof(buffer));
-        int len = recv(conn, buffer, sizeof(buffer), 0);
-        if (len <= 0)
-        {
-            printf("Receive data failed! len=%d\n", len);
-            break;
-        }
-        if (strcmp(buffer, "exit\n") == 0)
-        {
-            break;
-        }
-
-        printf("Received: %s\n", buffer);
-        send(conn, buffer, len, 0);
-    }
-    close(conn);
-    close(server_sockfd);
-}
-
-void udp_server()
-{
-    printf("UDP Server is running...\n");
-    server_sockfd = socket(AF_INET, SOCK_DGRAM, 0);
-    printf("socket() ok, server_sockfd=%d\n", server_sockfd);
-    struct sockaddr_in server_sockaddr;
-    server_sockaddr.sin_family = AF_INET;
-    server_sockaddr.sin_port = htons(SERVER_PORT);
-    server_sockaddr.sin_addr.s_addr = htonl(INADDR_ANY);
-
-    if (bind(server_sockfd, (struct sockaddr *)&server_sockaddr, sizeof(server_sockaddr)))
-    {
-        perror("Server bind error.\n");
-        exit(1);
-    }
-
-    printf("UDP Server is listening...\n");
-
-    char buffer[BUFFER_SIZE];
-    struct sockaddr_in client_addr;
-    socklen_t client_length = sizeof(client_addr);
-
-    while (1)
-    {
-        memset(buffer, 0, sizeof(buffer));
-        int len = recvfrom(server_sockfd, buffer, sizeof(buffer), 0, (struct sockaddr *)&client_addr, &client_length);
-        if (len <= 0)
-        {
-            printf("Receive data failed! len=%d", len);
-            break;
-        }
-        if (strcmp(buffer, "exit\n") == 0)
-        {
-            break;
-        }
-
-        printf("Received: %s", buffer);
-        sendto(server_sockfd, buffer, len, 0, (struct sockaddr *)&client_addr, client_length);
-        printf("Send: %s", buffer);
-    }
-    close(conn);
-    close(server_sockfd);
-}
-
-void tcp_client()
-{
-    printf("Client is running...\n");
-    int client_sockfd = socket(AF_INET, SOCK_STREAM, 0);
-
-    struct sockaddr_in server_addr = {0};
-    server_addr.sin_family = AF_INET;
-    server_addr.sin_port = htons(12581);
-    server_addr.sin_addr.s_addr = inet_addr("192.168.199.129");
-    printf("to connect\n");
-    if (connect(client_sockfd, (struct sockaddr *)&server_addr, sizeof(server_addr)) < 0)
-    {
-        perror("Failed to establish connection to server\n");
-        exit(1);
-    }
-    printf("connected to server\n");
-
-    char sendbuf[BUFFER_SIZE] = {0};
-    char recvbuf[BUFFER_SIZE] = {0};
-
-    int x = recv(client_sockfd, recvbuf, sizeof(recvbuf), 0);
-
-    fputs(recvbuf, stdout);
-
-    memset(recvbuf, 0, sizeof(recvbuf));
-
-    while (1)
-    {
-        fgets(sendbuf, sizeof(sendbuf), stdin);
-        sendbuf[0] = 'a';
-
-        // printf("to send\n");
-        send(client_sockfd, sendbuf, strlen(sendbuf), 0);
-        // printf("send ok\n");
-        if (strcmp(sendbuf, "exit\n") == 0)
-        {
-            break;
-        }
-
-        int x = recv(client_sockfd, recvbuf, sizeof(recvbuf), 0);
-        if (x < 0)
-        {
-            printf("recv error, retval=%d\n", x);
-            break;
-        }
-
-        fputs(recvbuf, stdout);
-
-        memset(recvbuf, 0, sizeof(recvbuf));
-        memset(sendbuf, 0, sizeof(sendbuf));
-    }
-    close(client_sockfd);
-}
-
-void udp_client()
-{
-    struct sockaddr_in addr;
-    int sockfd, len = 0;
-    int addr_len = sizeof(struct sockaddr_in);
-    char buffer[256];
-
-    /* 建立socket，注意必须是SOCK_DGRAM */
-    if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
-    {
-        perror("socket");
-        exit(1);
-    }
-
-    /* 填写sockaddr_in*/
-    bzero(&addr, sizeof(addr));
-    addr.sin_family = AF_INET;
-    addr.sin_port = htons(12581);
-    addr.sin_addr.s_addr = inet_addr("192.168.199.129");
-
-    printf("to send logo\n");
-    sendto(sockfd, logo, sizeof(logo), 0, (struct sockaddr *)&addr, addr_len);
-    printf("send logo ok\n");
-    while (1)
-    {
-        bzero(buffer, sizeof(buffer));
-
-        printf("Please enter a string to send to server: \n");
-
-        /* 从标准输入设备取得字符串*/
-        len = read(STDIN_FILENO, buffer, sizeof(buffer));
-        printf("to send: %d\n", len);
-        /* 将字符串传送给server端*/
-        sendto(sockfd, buffer, len, 0, (struct sockaddr *)&addr, addr_len);
-
-        /* 接收server端返回的字符串*/
-        len = recvfrom(sockfd, buffer, sizeof(buffer), 0, (struct sockaddr *)&addr, &addr_len);
-        printf("Receive from server: %s\n", buffer);
-    }
-
-    return 0;
-}
-void main()
-{
-    // signal(SIGKILL, signal_handler);
-    // signal(SIGINT, signal_handler);
-    tcp_server();
-    // udp_server();
-    // tcp_client();
-    // udp_client();
-}

user/apps/test_signal/.gitignore

@@ -0,0 +1 @@
+test_signal

user/apps/test_signal/Makefile

@@ -1,25 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_SIGNAL_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_signal main.c
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
-
-all: main.o
-
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_signal  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_signal $(output_dir)/test_signal.elf
-	mv $(output_dir)/test_signal.elf $(output_dir)/test_signal
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_signal $(DADK_CURRENT_BUILD_DIR)/test_signal
 
 clean:
-	rm -f *.o
+	rm test_signal *.o
+
+fmt:

user/apps/test_signal/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_signal/main.c

@@ -17,13 +17,11 @@
  *
  */
 
-#include <math.h>
 #include <signal.h>
+#include <stdbool.h>
 #include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
 #include <unistd.h>
-#include <stdbool.h>
+
 bool handle_ok = false;
 int count = 0;
 void handler(int sig)

user/apps/test_sqlite3/.gitignore

@@ -1,2 +1,3 @@
 sqlite*.zip
-sqlite-*/
+sqlite-*/
+test_sqlite3

user/apps/test_sqlite3/Makefile

@@ -1,34 +1,23 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
+
 SQLITE_FILENAME=sqlite-amalgamation-3420000
 SQLITE3_DIR=$(shell pwd)/$(SQLITE_FILENAME)
+CC=$(CROSS_COMPILE)gcc
 
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -I $(SQLITE3_DIR) -D__dragonos__ -DSQLITE_THREADSAFE=0 -DSQLITE_OMIT_FLOATING_POINT -DSQLITE_OMIT_LOAD_EXTENSION -DSQLITE_DEBUG
-
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_SQLITE3_3_42_0)
-
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
-
-.PHONY: all clean download_sqlite3 __download_sqlite3
-
+.PHONY: all
+all: main.c $(SQLITE3_DIR)/sqlite3.c
+	$(CC) -I $(SQLITE3_DIR) -static -o test_sqlite3 main.c $(SQLITE3_DIR)/sqlite3.c
 
-all: main.o sqlite3.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_sqlite3  $(shell find . -name "*.o") $(LIBC_OBJS)
+.PHONY: install clean download_sqlite3 __download_sqlite3
+install: all
+	mv test_sqlite3 $(DADK_CURRENT_BUILD_DIR)/test_sqlite3
 
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_sqlite3 $(output_dir)/test_sqlite3.elf
-	mv $(output_dir)/test_sqlite3.elf $(output_dir)/test_sqlite3
-
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
-
-sqlite3.o: $(SQLITE3_DIR)/sqlite3.c
-	$(CC) $(CFLAGS) -c $(SQLITE3_DIR)/sqlite3.c -o sqlite3.o
+clean:
+	rm test_sqlite3 *.o
 
 __download_sqlite3:
 	@echo "Download sqlite3 from https://mirrors.dragonos.org.cn/pub/third_party/sqlite/$(SQLITE_FILENAME).zip"
@@ -40,5 +29,4 @@ download_sqlite3:
 # 如果文件夹不存在，则下载，否则不下载
 	@test -d $(SQLITE3_DIR) || $(MAKE) __download_sqlite3
 
-clean:
-	rm -f *.o
+fmt:

user/apps/test_uart/Makefile

@@ -1,25 +1,20 @@
-CC=$(DragonOS_GCC)/x86_64-elf-gcc
-LD=ld
-OBJCOPY=objcopy
-# 修改这里，把它改为你的relibc的sysroot路径
-RELIBC_OPT=$(DADK_BUILD_CACHE_DIR_RELIBC_0_1_0)
-CFLAGS=-I $(RELIBC_OPT)/include -D__dragonos__
+ifeq ($(ARCH), x86_64)
+	CROSS_COMPILE=x86_64-linux-musl-
+else ifeq ($(ARCH), riscv64)
+	CROSS_COMPILE=riscv64-linux-musl-
+endif
 
-tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
-output_dir=$(DADK_BUILD_CACHE_DIR_TEST_UART_0_1_0)
+CC=$(CROSS_COMPILE)gcc
 
-LIBC_OBJS:=$(shell find $(RELIBC_OPT)/lib -name "*.o" | sort )
-LIBC_OBJS+=$(RELIBC_OPT)/lib/libc.a
+.PHONY: all
+all: main.c
+	$(CC) -static -o test_uart main.c
 
-all: main.o
-	mkdir -p $(tmp_output_dir)
-	
-	$(LD) -b elf64-x86-64 -z muldefs -o $(tmp_output_dir)/test_uart  $(shell find . -name "*.o") $(LIBC_OBJS) -T link.lds
-
-	$(OBJCOPY) -I elf64-x86-64 -R ".eh_frame" -R ".comment" -O elf64-x86-64 $(tmp_output_dir)/test_uart $(output_dir)/test_uart.elf
-	mv $(output_dir)/test_uart.elf $(output_dir)/test_uart
-main.o: main.c
-	$(CC) $(CFLAGS) -c main.c  -o main.o
+.PHONY: install clean
+install: all
+	mv test_uart $(DADK_CURRENT_BUILD_DIR)/test_uart
 
 clean:
-	rm -f *.o
+	rm test_uart *.o
+
+fmt:

user/apps/test_uart/link.lds

@@ -1,239 +0,0 @@
-/* Script for -z combreloc */
-/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
-   Copying and distribution of this script, with or without modification,
-   are permitted in any medium without royalty provided the copyright
-   notice and this notice are preserved.  */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64",
-              "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x400000)); . = SEGMENT_START("text-segment", 0x20000000) + SIZEOF_HEADERS;
-  .interp         : { *(.interp) }
-  .note.gnu.build-id  : { *(.note.gnu.build-id) }
-  .hash           : { *(.hash) }
-  .gnu.hash       : { *(.gnu.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-      *(.rela.ldata .rela.ldata.* .rela.gnu.linkonce.l.*)
-      *(.rela.lbss .rela.lbss.* .rela.gnu.linkonce.lb.*)
-      *(.rela.lrodata .rela.lrodata.* .rela.gnu.linkonce.lr.*)
-      *(.rela.ifunc)
-    }
-  .rela.plt       :
-    {
-      *(.rela.plt)
-      PROVIDE_HIDDEN (__rela_iplt_start = .);
-      *(.rela.iplt)
-      PROVIDE_HIDDEN (__rela_iplt_end = .);
-    }
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  .init           :
-  {
-    KEEP (*(SORT_NONE(.init)))
-  }
-  .plt            : { *(.plt) *(.iplt) }
-.plt.got        : { *(.plt.got) }
-.plt.sec        : { *(.plt.sec) }
-  .text           :
-  {
-    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
-    *(.text.exit .text.exit.*)
-    *(.text.startup .text.startup.*)
-    *(.text.hot .text.hot.*)
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    /* .gnu.warning sections are handled specially by elf.em.  */
-    *(.gnu.warning)
-  }
-  .fini           :
-  {
-    KEEP (*(SORT_NONE(.fini)))
-  }
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  . = ALIGN(CONSTANT (MAXPAGESIZE));
-  /* Adjust the address for the rodata segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
-  /* These sections are generated by the Sun/Oracle C++ compiler.  */
-  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
-  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
-  /* Thread Local Storage sections  */
-  .tdata          :
-   {
-     PROVIDE_HIDDEN (__tdata_start = .);
-     *(.tdata .tdata.* .gnu.linkonce.td.*)
-   }
-  .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array    :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  }
-  .init_array    :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
-    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  }
-  .fini_array    :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
-    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin.o(.ctors))
-    KEEP (*crtbegin?.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin.o(.dtors))
-    KEEP (*crtbegin?.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got) *(.igot) }
-  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
-  .got.plt        : { *(.got.plt) *(.igot.plt) }
-  .data           :
-  {
-    *(.data .data.* .gnu.linkonce.d.*)
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  . = .;
-  __bss_start = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we do not
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  .lbss   :
-  {
-    *(.dynlbss)
-    *(.lbss .lbss.* .gnu.linkonce.lb.*)
-    *(LARGE_COMMON)
-  }
-  . = ALIGN(64 / 8);
-  . = SEGMENT_START("ldata-segment", .);
-  .lrodata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
-  }
-  .ldata   ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
-  {
-    *(.ldata .ldata.* .gnu.linkonce.l.*)
-    . = ALIGN(. != 0 ? 64 / 8 : 1);
-  }
-  . = ALIGN(64 / 8);
-  _end = .; PROVIDE (end = .);
-  . = DATA_SEGMENT_END (.);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
-  .stabstr       0 : { *(.stabstr) }
-  .stab.excl     0 : { *(.stab.excl) }
-  .stab.exclstr  0 : { *(.stab.exclstr) }
-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
-  .debug_pubnames 0 : { *(.debug_pubnames) }
-  /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
-  .debug_abbrev   0 : { *(.debug_abbrev) }
-  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
-  .debug_frame    0 : { *(.debug_frame) }
-  .debug_str      0 : { *(.debug_str) }
-  .debug_loc      0 : { *(.debug_loc) }
-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* DWARF 3 */
-  .debug_pubtypes 0 : { *(.debug_pubtypes) }
-  .debug_ranges   0 : { *(.debug_ranges) }
-  /* DWARF Extension.  */
-  .debug_macro    0 : { *(.debug_macro) }
-  .debug_addr     0 : { *(.debug_addr) }
-  .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
-}

user/apps/test_uart/main.c

@@ -1,6 +1,5 @@
 #include <fcntl.h>
 #include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
@@ -21,11 +20,11 @@ int main() {
       }
     }
   }
-  printf("fd: %ld", fd);
+  printf("fd: %d", fd);
   // 写入字符串
   char *str = "------fuck-----";
   int len = write(fd, str, strlen(str));
-  printf("len: %ld", len);
+  printf("len: %d", len);
   // 关闭文件
   close(fd);
   return 0;

user/dadk/config/about.dadk

@@ -0,0 +1,24 @@
+{
+    "name": "about",
+    "version": "0.1.0",
+    "description": "",
+    "rust_target": null,
+    "task_type": {
+      "BuildFromSource": {
+        "Local": {
+          "path": "apps/about"
+        }
+      }
+    },
+    "depends": [],
+    "build": {
+      "build_command": "make install"
+    },
+    "install": {
+      "in_dragonos_path": "/bin"
+    },
+    "clean": {
+      "clean_command": "make clean"
+    },
+    "envs": []
+  }

user/dadk/config/dmesg-0.1.0.dadk

@@ -9,9 +9,9 @@
       }
     }
   },
-  "depends": [ ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install -j $(nproc)"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/config/http_server-0.1.0.dadk

@@ -9,14 +9,9 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/config/musl_1_2_4.dadk

@@ -0,0 +1,24 @@
+{
+  "name": "musl",
+  "version": "1.2.4",
+  "description": "musl libc",
+  "rust_target": null,
+  "task_type": {
+    "BuildFromSource": {
+      "Archive": {
+        "url": "https://mirrors.dragonos.org.cn/pub/third_party/musl/musl-1.2.4.tar.gz"
+      }
+    }
+  },
+  "depends": [],
+  "build": {
+    "build_command": "touch config.mak && DESTDIR=$DADK_CURRENT_BUILD_DIR make install -j $(nproc)"
+  },
+  "install": {
+    "in_dragonos_path": "/"
+  },
+  "clean": {
+    "clean_command": "make clean"
+  },
+  "envs": []
+}

user/dadk/config/relibc-0.1.0.dadk

@@ -1,29 +0,0 @@
-{
-  "name": "relibc",
-  "version": "0.1.0",
-  "description": "从GitHub克隆最新的relibc来编译",
-  "task_type": {
-    "BuildFromSource": {
-      "Git": {
-        "url": "https://git.mirrors.dragonos.org.cn/DragonOS-Community/relibc.git",
-        "revision": "27e779dc23"
-      }
-    }
-  },
-  "depends": [],
-  "build": {
-    "build_command": "bash init_dragonos_toolchain.sh && DESTDIR=$DADK_BUILD_CACHE_DIR_RELIBC_0_1_0 make install -j $(nproc)"
-  },
-  "install": {
-    "in_dragonos_path": "/usr"
-  },
-  "clean": {
-    "clean_command": "make clean"
-  },
-  "envs": [
-    {
-      "key": "TARGET",
-      "value": "x86_64-unknown-dragonos"
-    }
-  ]
-}

user/dadk/config/test_bind-0.1.0.dadk

@@ -9,14 +9,9 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/config/test_fstat-0.1.0.dadk

@@ -9,25 +9,14 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"
   },
   "clean": {
     "clean_command": "make clean"
-  },
-  "envs": [
-    {
-      "key": "__dragonos__",
-      "value": "__dragonos__"
-    }
-  ]
+  }
 }

user/dadk/config/test_gettimeofday-0.1.0.dadk

@@ -9,14 +9,9 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/config/test_kvm_0_1_0.dadk

@@ -0,0 +1,24 @@
+{
+  "name": "test_kvm",
+  "version": "0.1.0",
+  "description": "测试kvm的程序",
+  "rust_target": null,
+  "task_type": {
+    "BuildFromSource": {
+      "Local": {
+        "path": "apps/test_kvm"
+      }
+    }
+  },
+  "depends": [],
+  "build": {
+    "build_command": "make install"
+  },
+  "install": {
+    "in_dragonos_path": "/bin"
+  },
+  "clean": {
+    "clean_command": "make clean"
+  },
+  "envs": []
+}

user/dadk/config/test_mkfifo-0.1.0.dadk

@@ -9,25 +9,14 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"
   },
   "clean": {
     "clean_command": "make clean"
-  },
-  "envs": [
-    {
-      "key": "__dragonos__",
-      "value": "__dragonos__"
-    }
-  ]
+  }
 }

user/dadk/config/test_relibc-0.1.0.dadk

@@ -1,28 +0,0 @@
-{
-  "name": "test_relibc",
-  "version": "0.1.0",
-  "description": "一个用来测试relibc能够正常运行的app",
-  "task_type": {
-    "BuildFromSource": {
-      "Local": {
-        "path": "apps/test_relibc"
-      }
-    }
-  },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
-  "build": {
-    "build_command": "make"
-  },
-  "install": {
-    "in_dragonos_path": "/bin"
-  },
-  "clean": {
-    "clean_command": "make clean"
-  },
-  "envs": []
-}

user/dadk/config/test_signal-0.1.0.dadk

@@ -9,14 +9,9 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/config/test_sqlite3-3.42.0.dadk

@@ -9,14 +9,9 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make download_sqlite3 && make -j $(nproc)"
+    "build_command": "make download_sqlite3 && make install"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/config/test_uart-0.1.0.dadk

@@ -9,14 +9,9 @@
       }
     }
   },
-  "depends": [
-    {
-      "name": "relibc",
-      "version": "0.1.0"
-    }
-  ],
+  "depends": [],
   "build": {
-    "build_command": "make"
+    "build_command": "make install"
   },
   "install": {
     "in_dragonos_path": "/bin"

user/dadk/target/x86_64-unknown-dragonos.json

@@ -1,35 +0,0 @@
-{
-    "arch": "x86_64",
-    "code-model": "kernel",
-    "cpu": "x86-64",
-    "os": "dragonos",
-    "target-endian": "little",
-    "target-pointer-width": "64",
-    "target-family": [
-        "unix"
-    ],
-    "env": "musl",
-    "target-c-int-width": "32",
-    "data-layout": "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128",
-    "disable-redzone": true,
-    "features": "-3dnow,-3dnowa,-avx,-avx2",
-    "linker": "rust-lld",
-    "linker-flavor": "ld.lld",
-    "llvm-target": "x86_64-unknown-none",
-    "max-atomic-width": 64,
-    "panic-strategy": "abort",
-    "position-independent-executables": true,
-    "relro-level": "full",
-    "stack-probes": {
-        "kind": "inline-or-call",
-        "min-llvm-version-for-inline": [
-            16,
-            0,
-            0
-        ]
-    },
-    "static-position-independent-executables": true,
-    "supported-sanitizers": [
-        "kcfi"
-    ]
-}

user/libs/Makefile

@@ -1,24 +0,0 @@
-
-user_libs_sub_dirs=libc libsystem libKeyboard
-
-
-ECHO:
-	@echo "$@"
-
-$(user_libs_sub_dirs): ECHO
-
-	$(MAKE) -C $@ all CFLAGS="$(CFLAGS) -I $(shell pwd)"
-
-all: $(user_libs_sub_dirs)
-
-clean:
-	@list='$(user_libs_sub_dirs)'; for subdir in $$list; do \
-		echo "Clean in dir: $$subdir";\
-		cd $$subdir && $(MAKE) clean;\
-		cd .. ;\
-	done
-
-.PHONY: clean
-fmt:
-	@echo "格式化代码: user/libs"
-	FMT_CHECK=$(FMT_CHECK) $(MAKE) -C libc fmt

user/libs/libKeyboard/Makefile

@@ -1,7 +0,0 @@
-all: keyboard.o
-
-CFLAGS += -I .
-
-
-keyboard.o: keyboard.c
-	$(CC) $(CFLAGS) -c keyboard.c -o keyboard.o

user/libs/libKeyboard/keyboard.c

@@ -1,533 +0,0 @@
-#include "keyboard.h"
-#include <unistd.h>
-
-// 功能键标志变量
-static bool shift_l = 0, shift_r = 0, ctrl_l = 0, ctrl_r = 0, alt_l = 0, alt_r = 0;
-static bool gui_l = 0, gui_r = 0, apps = 0, insert = 0, home = 0, pgup = 0, del = 0, end = 0, pgdn = 0, arrow_u = 0, arrow_l = 0, arrow_d = 0, arrow_r = 0;
-static bool kp_forward_slash = 0, kp_en = 0;
-
-// 键盘扫描码有三种：
-// 0xE1开头的PauseBreak键
-// 0xE0开头的功能键
-// 1byte的普通按键
-
-// pause break键的扫描码，没错，它就是这么长
-unsigned char pause_break_scan_code[] = {0xe1, 0x1d, 0x45, 0xe1, 0x9d, 0xc5};
-
-// 第一套键盘扫描码 及其对应的字符
-uint32_t keycode_map_normal[NUM_SCAN_CODES * MAP_COLS] =
-    {
-        /*scan-code	unShift		Shift		*/
-        /*--------------------------------------------------------------*/
-        /*0x00*/ 0,
-        0,
-        /*0x01*/ 0,
-        0, // ESC
-        /*0x02*/ '1',
-        '!',
-        /*0x03*/ '2',
-        '@',
-        /*0x04*/ '3',
-        '#',
-        /*0x05*/ '4',
-        '$',
-        /*0x06*/ '5',
-        '%',
-        /*0x07*/ '6',
-        '^',
-        /*0x08*/ '7',
-        '&',
-        /*0x09*/ '8',
-        '*',
-        /*0x0a*/ '9',
-        '(',
-        /*0x0b*/ '0',
-        ')',
-        /*0x0c*/ '-',
-        '_',
-        /*0x0d*/ '=',
-        '+',
-        /*0x0e*/ '\b',
-        '\b', // BACKSPACE
-        /*0x0f*/ '\t',
-        '\t', // TAB
-
-        /*0x10*/ 'q',
-        'Q',
-        /*0x11*/ 'w',
-        'W',
-        /*0x12*/ 'e',
-        'E',
-        /*0x13*/ 'r',
-        'R',
-        /*0x14*/ 't',
-        'T',
-        /*0x15*/ 'y',
-        'Y',
-        /*0x16*/ 'u',
-        'U',
-        /*0x17*/ 'i',
-        'I',
-        /*0x18*/ 'o',
-        'O',
-        /*0x19*/ 'p',
-        'P',
-        /*0x1a*/ '[',
-        '{',
-        /*0x1b*/ ']',
-        '}',
-        /*0x1c*/ '\n',
-        '\n', // ENTER
-        /*0x1d*/ 0x1d,
-        0x1d, // CTRL Left
-        /*0x1e*/ 'a',
-        'A',
-        /*0x1f*/ 's',
-        'S',
-
-        /*0x20*/ 'd',
-        'D',
-        /*0x21*/ 'f',
-        'F',
-        /*0x22*/ 'g',
-        'G',
-        /*0x23*/ 'h',
-        'H',
-        /*0x24*/ 'j',
-        'J',
-        /*0x25*/ 'k',
-        'K',
-        /*0x26*/ 'l',
-        'L',
-        /*0x27*/ ';',
-        ':',
-        /*0x28*/ '\'',
-        '"',
-        /*0x29*/ '`',
-        '~',
-        /*0x2a*/ 0x2a,
-        0x2a, // SHIFT Left
-        /*0x2b*/ '\\',
-        '|',
-        /*0x2c*/ 'z',
-        'Z',
-        /*0x2d*/ 'x',
-        'X',
-        /*0x2e*/ 'c',
-        'C',
-        /*0x2f*/ 'v',
-        'V',
-
-        /*0x30*/ 'b',
-        'B',
-        /*0x31*/ 'n',
-        'N',
-        /*0x32*/ 'm',
-        'M',
-        /*0x33*/ ',',
-        '<',
-        /*0x34*/ '.',
-        '>',
-        /*0x35*/ '/',
-        '?',
-        /*0x36*/ 0x36,
-        0x36, // SHIFT Right
-        /*0x37*/ '*',
-        '*',
-        /*0x38*/ 0x38,
-        0x38, // ALT Left
-        /*0x39*/ ' ',
-        ' ',
-        /*0x3a*/ 0,
-        0, // CAPS LOCK
-        /*0x3b*/ 0,
-        0, // F1
-        /*0x3c*/ 0,
-        0, // F2
-        /*0x3d*/ 0,
-        0, // F3
-        /*0x3e*/ 0,
-        0, // F4
-        /*0x3f*/ 0,
-        0, // F5
-
-        /*0x40*/ 0,
-        0, // F6
-        /*0x41*/ 0,
-        0, // F7
-        /*0x42*/ 0,
-        0, // F8
-        /*0x43*/ 0,
-        0, // F9
-        /*0x44*/ 0,
-        0, // F10
-        /*0x45*/ 0,
-        0, // NUM LOCK
-        /*0x46*/ 0,
-        0, // SCROLL LOCK
-        /*0x47*/ '7',
-        0, /*PAD HONE*/
-        /*0x48*/ '8',
-        0, /*PAD UP*/
-        /*0x49*/ '9',
-        0, /*PAD PAGEUP*/
-        /*0x4a*/ '-',
-        0, /*PAD MINUS*/
-        /*0x4b*/ '4',
-        0, /*PAD LEFT*/
-        /*0x4c*/ '5',
-        0, /*PAD MID*/
-        /*0x4d*/ '6',
-        0, /*PAD RIGHT*/
-        /*0x4e*/ '+',
-        0, /*PAD PLUS*/
-        /*0x4f*/ '1',
-        0, /*PAD END*/
-
-        /*0x50*/ '2',
-        0, /*PAD DOWN*/
-        /*0x51*/ '3',
-        0, /*PAD PAGEDOWN*/
-        /*0x52*/ '0',
-        0, /*PAD INS*/
-        /*0x53*/ '.',
-        0, /*PAD DOT*/
-        /*0x54*/ 0,
-        0,
-        /*0x55*/ 0,
-        0,
-        /*0x56*/ 0,
-        0,
-        /*0x57*/ 0,
-        0, // F11
-        /*0x58*/ 0,
-        0, // F12
-        /*0x59*/ 0,
-        0,
-        /*0x5a*/ 0,
-        0,
-        /*0x5b*/ 0,
-        0,
-        /*0x5c*/ 0,
-        0,
-        /*0x5d*/ 0,
-        0,
-        /*0x5e*/ 0,
-        0,
-        /*0x5f*/ 0,
-        0,
-
-        /*0x60*/ 0,
-        0,
-        /*0x61*/ 0,
-        0,
-        /*0x62*/ 0,
-        0,
-        /*0x63*/ 0,
-        0,
-        /*0x64*/ 0,
-        0,
-        /*0x65*/ 0,
-        0,
-        /*0x66*/ 0,
-        0,
-        /*0x67*/ 0,
-        0,
-        /*0x68*/ 0,
-        0,
-        /*0x69*/ 0,
-        0,
-        /*0x6a*/ 0,
-        0,
-        /*0x6b*/ 0,
-        0,
-        /*0x6c*/ 0,
-        0,
-        /*0x6d*/ 0,
-        0,
-        /*0x6e*/ 0,
-        0,
-        /*0x6f*/ 0,
-        0,
-
-        /*0x70*/ 0,
-        0,
-        /*0x71*/ 0,
-        0,
-        /*0x72*/ 0,
-        0,
-        /*0x73*/ 0,
-        0,
-        /*0x74*/ 0,
-        0,
-        /*0x75*/ 0,
-        0,
-        /*0x76*/ 0,
-        0,
-        /*0x77*/ 0,
-        0,
-        /*0x78*/ 0,
-        0,
-        /*0x79*/ 0,
-        0,
-        /*0x7a*/ 0,
-        0,
-        /*0x7b*/ 0,
-        0,
-        /*0x7c*/ 0,
-        0,
-        /*0x7d*/ 0,
-        0,
-        /*0x7e*/ 0,
-        0,
-        /*0x7f*/ 0,
-        0,
-};
-
-/**
- * @brief 解析键盘扫描码
- *
- */
-int keyboard_analyze_keycode(int fd)
-{
-    bool flag_make = false;
-
-    int c = keyboard_get_scancode(fd);
-    // 循环队列为空
-    if (c == -1)
-        return 0;
-
-    unsigned char scancode = (unsigned char)c;
-
-    int key = 0;
-    if (scancode == 0xE1) // Pause Break
-    {
-        key = PAUSE_BREAK;
-        // 清除缓冲区中剩下的扫描码
-        for (int i = 1; i < 6; ++i)
-            if (keyboard_get_scancode(fd) != pause_break_scan_code[i])
-            {
-                key = 0;
-                break;
-            }
-    }
-    else if (scancode == 0xE0) // 功能键, 有多个扫描码
-    {
-        // 获取下一个扫描码
-        scancode = keyboard_get_scancode(fd);
-        switch (scancode)
-        {
-        case 0x2a: // print screen 按键被按下
-            if (keyboard_get_scancode(fd) == 0xe0)
-                if (keyboard_get_scancode(fd) == 0x37)
-                {
-                    key = PRINT_SCREEN;
-                    flag_make = true;
-                }
-            break;
-        case 0xb7: // print screen 按键被松开
-            if (keyboard_get_scancode(fd) == 0xe0)
-                if (keyboard_get_scancode(fd) == 0xaa)
-                {
-                    key = PRINT_SCREEN;
-                    flag_make = false;
-                }
-            break;
-        case 0x1d: // 按下右边的ctrl
-            ctrl_r = true;
-            key = OTHER_KEY;
-            break;
-        case 0x9d: // 松开右边的ctrl
-            ctrl_r = false;
-            key = OTHER_KEY;
-            break;
-        case 0x38: // 按下右边的alt
-            alt_r = true;
-            key = OTHER_KEY;
-            break;
-        case 0xb8: // 松开右边的alt
-            alt_r = false;
-            key = OTHER_KEY;
-            break;
-        case 0x5b:
-            gui_l = true;
-            key = OTHER_KEY;
-            break;
-        case 0xdb:
-            gui_l = false;
-            key = OTHER_KEY;
-            break;
-        case 0x5c:
-            gui_r = true;
-            key = OTHER_KEY;
-            break;
-        case 0xdc:
-            gui_r = false;
-            key = OTHER_KEY;
-            break;
-        case 0x5d:
-            apps = true;
-            key = OTHER_KEY;
-            break;
-        case 0xdd:
-            apps = false;
-            key = OTHER_KEY;
-            break;
-        case 0x52:
-            insert = true;
-            key = OTHER_KEY;
-            break;
-        case 0xd2:
-            insert = false;
-            key = OTHER_KEY;
-            break;
-        case 0x47:
-            home = true;
-            key = OTHER_KEY;
-            break;
-        case 0xc7:
-            home = false;
-            key = OTHER_KEY;
-            break;
-        case 0x49:
-            pgup = true;
-            key = OTHER_KEY;
-            break;
-        case 0xc9:
-            pgup = false;
-            key = OTHER_KEY;
-            break;
-        case 0x53:
-            del = true;
-            key = OTHER_KEY;
-            break;
-        case 0xd3:
-            del = false;
-            key = OTHER_KEY;
-            break;
-        case 0x4f:
-            end = true;
-            key = OTHER_KEY;
-            break;
-        case 0xcf:
-            end = false;
-            key = OTHER_KEY;
-            break;
-        case 0x51:
-            pgdn = true;
-            key = OTHER_KEY;
-            break;
-        case 0xd1:
-            pgdn = false;
-            key = OTHER_KEY;
-            break;
-        case 0x48:
-            arrow_u = true;
-            key = OTHER_KEY;
-            break;
-        case 0xc8:
-            arrow_u = false;
-            key = OTHER_KEY;
-            return 0xc8;
-            break;
-        case 0x4b:
-            arrow_l = true;
-            key = OTHER_KEY;
-            break;
-        case 0xcb:
-            arrow_l = false;
-            key = OTHER_KEY;
-            break;
-        case 0x50:
-            arrow_d = true;
-            key = OTHER_KEY;
-            return 0x50;
-            break;
-        case 0xd0:
-            arrow_d = false;
-            key = OTHER_KEY;
-            break;
-        case 0x4d:
-            arrow_r = true;
-            key = OTHER_KEY;
-            break;
-        case 0xcd:
-            arrow_r = false;
-            key = OTHER_KEY;
-            break;
-
-        case 0x35: // 数字小键盘的 / 符号
-            kp_forward_slash = true;
-            key = OTHER_KEY;
-            break;
-        case 0xb5:
-            kp_forward_slash = false;
-            key = OTHER_KEY;
-            break;
-        case 0x1c:
-            kp_en = true;
-            key = OTHER_KEY;
-            break;
-        case 0x9c:
-            kp_en = false;
-            key = OTHER_KEY;
-            break;
-
-        default:
-            key = OTHER_KEY;
-            break;
-        }
-    }
-
-    if (key == 0) // 属于第三类扫描码
-    {
-        // 判断按键是被按下还是抬起
-        flag_make = ((scancode & FLAG_BREAK) ? 0 : 1);
-
-        // 计算扫描码位于码表的第几行
-        uint32_t *key_row = &keycode_map_normal[(scancode & 0x7f) * MAP_COLS];
-        unsigned char col = 0;
-        // shift被按下
-        if (shift_l || shift_r)
-            col = 1;
-        key = key_row[col];
-
-        switch (scancode & 0x7f)
-        {
-        case 0x2a:
-            shift_l = flag_make;
-            key = 0;
-            break;
-        case 0x36:
-            shift_r = flag_make;
-            key = 0;
-            break;
-        case 0x1d:
-            ctrl_l = flag_make;
-            key = 0;
-            break;
-        case 0x38:
-            ctrl_r = flag_make;
-            key = 0;
-            break;
-        default:
-            if (!flag_make)
-                key = 0;
-            break;
-        }
-        if (key)
-            return key;
-    }
-    return 0;
-}
-
-/**
- * @brief 从键盘设备文件中获取键盘扫描码
- *
- */
-int keyboard_get_scancode(int fd)
-{
-    unsigned int ret = 0;
-    read(fd, &ret, 1); 
-    return ret;
-}

user/libs/libKeyboard/keyboard.h

@@ -1,22 +0,0 @@
-#pragma once
-
-// 128个按键, 每个按键包含普通按键和shift+普通按键两种状态
-#define NUM_SCAN_CODES 0x80
-#define MAP_COLS 2
-
-#define PAUSE_BREAK 1
-#define PRINT_SCREEN 2
-#define OTHER_KEY 4 // 除了上面两个按键以外的功能按键（不包括下面的第三类按键）
-#define FLAG_BREAK 0X80
-
-/**
- * @brief 从键盘设备文件中获取键盘扫描码
- *
- */
-int keyboard_get_scancode(int fd);
-
-/**
- * @brief 解析键盘扫描码
- *
- */
-int keyboard_analyze_keycode(int fd);

user/libs/libc/.cargo/config.toml

@@ -1,11 +0,0 @@
-[build]
-target = "src/arch/x86_64/x86_64-unknown-none.json"
-
-[unstable]
-build-std = ["core", "compiler_builtins", "alloc"]
-build-std-features = ["compiler-builtins-mem"]
-
-[target.'cfg(target_os = "none")']
-runner = "bootimage runner"
-
-[env]

user/libs/libc/.gitignore

@@ -1,2 +0,0 @@
-target/
-Cargo.lock

user/libs/libc/Cargo.toml

@@ -1,18 +0,0 @@
-[package]
-name = "libc"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-[lib]
-crate-type = ["staticlib"]
-
-# 运行时依赖项
-[dependencies]
-x86_64 = "0.14.10"
-
-# 构建时依赖项
-[build-dependencies]
-bindgen = "0.61.0"
-
-

user/libs/libc/Makefile

@@ -1,11 +0,0 @@
-
-all: 
-	$(MAKE) CFLAGS="$(CFLAGS)" -C src all
-
-clean:
-	rm -f Cargo.lock
-	$(MAKE) -C src clean
-
-.PHONY: fmt
-fmt:
-	cargo fmt --all $(FMT_CHECK)

user/libs/libc/build.rs

@@ -1,45 +0,0 @@
-extern crate bindgen;
-// use ::std::env;
-
-use std::path::PathBuf;
-
-fn main() {
-    // Tell cargo to look for shared libraries in the specified directory
-    println!("cargo:rustc-link-search=src");
-    println!("cargo:rerun-if-changed=src/include/internal/bindings/wrapper.h");
-
-    // let crate_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
-    let out_path = PathBuf::from(String::from("src/include/internal/bindings/"));
-
-    // The bindgen::Builder is the main entry point
-    // to bindgen, and lets you build up options for
-    // the resulting bindings.
-    {
-        let bindings = bindgen::Builder::default()
-            .clang_arg("-I./src/include")
-            .clang_arg("-I./src/include/export") // todo: 当引入多种架构之后，需要修改这里，对于不同的架构编译时，include不同的路径
-            // The input header we would like to generate
-            // bindings for.
-            .header("src/include/internal/bindings/wrapper.h")
-            .clang_arg("--target=x86_64-none-none")
-            .clang_arg("-v")
-            // 使用core，并将c语言的类型改为core::ffi，而不是使用std库。
-            .use_core()
-            .ctypes_prefix("::core::ffi")
-            .generate_inline_functions(true)
-            .raw_line("#![allow(dead_code)]")
-            .raw_line("#![allow(non_upper_case_globals)]")
-            .raw_line("#![allow(non_camel_case_types)]")
-            // Tell cargo to invalidate the built crate whenever any of the
-            // included header files changed.
-            .parse_callbacks(Box::new(bindgen::CargoCallbacks))
-            // Finish the builder and generate the bindings.
-            .generate()
-            // Unwrap the Result and panic on failure.
-            .expect("Unable to generate bindings");
-
-        bindings
-            .write_to_file(out_path.join("bindings.rs"))
-            .expect("Couldn't write bindings!");
-    }
-}

user/libs/libc/src/Makefile

@@ -1,38 +0,0 @@
-GARBAGE_PATTERNS := *.o *.s~ *.s *.S~ *.c~ *.h~ kernel
-GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(GARBAGE_PATTERNS)))
-
-all: libc
-
-CFLAGS += -I .
-
-libc_sub_dirs=math sys
-
-ifeq ($(ARCH), x86_64)
-libc_sub_dirs += arch/x86_64
-endif
-
-$(libc_sub_dirs): ECHO
-	$(MAKE) -C $@ all CFLAGS="$(CFLAGS)" ASFLAGS="$(ASFLAGS) -I $(shell pwd)"
-
-libc_objs:= $(shell find ./*.c)
-
-ECHO:
-	@echo "$@"
-
-
-$(libc_objs): ECHO
-	$(CC) $(CFLAGS) -c $@ -o [email protected]
-
-clean:
-	cargo clean
-	rm -rf $(GARBAGE)
-	@list='$(libc_sub_dirs)'; for subdir in $$list; do \
-		echo "Clean in dir: $$subdir";\
-		cd $$subdir && $(MAKE) clean;\
-		cd .. ;\
-	done
-
-libc: $(libc_objs) $(libc_sub_dirs) libc_rust
-
-libc_rust:
-	cargo +nightly-2023-08-15 build --release --target ./arch/x86_64/x86_64-unknown-none.json

user/libs/libc/src/arch/x86_64/Makefile

@@ -1,25 +0,0 @@
-libc_arch_objs:= $(shell find ./*.c)
-
-ECHO:
-	@echo "$@"
-
-
-$(libc_arch_objs): ECHO
-	$(CC) $(CFLAGS) -c $@ -o [email protected]
-
-# 由于目前使用的是raw的gcc，所以不需要crti.o和crtn.o（待更换为x86_64-dragonos-gcc后再改这里）
-# all: $(libc_arch_objs) crti.o crtn.o
-all: $(libc_arch_objs)
-	mv crt0.c.o crt0.o
-
-# crti.o: crti.S
-# 	$(CC) -E crti.S > _crti.s # 预处理
-# 	$(AS) $(ASFLAGS) -o crti.o _crti.s
-
-# crtn.o: crtn.S
-# 	$(CC) -E crtn.S > _crtn.s # 预处理
-# 	$(AS) $(ASFLAGS) -o crtn.o _crtn.s
-
-clean:
-	
-	echo "Done."

user/libs/libc/src/arch/x86_64/crt0.c

@@ -1,23 +0,0 @@
-
-#include <stdio.h>
-#include <stdlib.h>
-
-extern int main(int, char **);
-extern void _init();
-extern void _libc_init();
-
-void _start(int argc, char **argv)
-{
-    // Run the global constructors.
-    _init();
-    _libc_init();
-    int retval = main(argc, argv);
-    exit(retval);
-}
-
-void _init(){
-
-}
-void _fini(){
-    
-}

user/libs/libc/src/arch/x86_64/crti.S

@@ -1,13 +0,0 @@
-.section .init
-.global _init
-_init:
-   push %rbp
-   movq %rsp, %rbp
-   /* gcc will nicely put the contents of crtbegin.o's .init section here. */
-
-.section .fini
-.global _fini
-_fini:
-   push %rbp
-   movq %rsp, %rbp
-   /* gcc will nicely put the contents of crtbegin.o's .fini section here. */

user/libs/libc/src/arch/x86_64/crtn.S

@@ -1,9 +0,0 @@
-.section .init
-   /* gcc will nicely put the contents of crtend.o's .init section here. */
-   popq %rbp
-   ret
-
-.section .fini
-   /* gcc will nicely put the contents of crtend.o's .fini section here. */
-   popq %rbp
-   ret

user/libs/libc/src/arch/x86_64/x86_64-unknown-none.json

@@ -1,15 +0,0 @@
-{
-  "llvm-target": "x86_64-unknown-none",
-  "data-layout": "e-m:e-i64:64-f80:128-n8:16:32:64-S128",
-  "arch": "x86_64",
-  "target-endian": "little",
-  "target-pointer-width": "64",
-  "target-c-int-width": "32",
-  "os": "none",
-  "linker": "rust-lld",
-  "linker-flavor": "ld.lld",
-  "executables": true,
-  "features": "-mmx,-sse,+soft-float",
-  "disable-redzone": true,
-  "panic-strategy": "abort"
-}

user/libs/libc/src/ctype.c

@@ -1,75 +0,0 @@
-#include <ctype.h>
-
-
-int isprint(int c)
-{
-    if (c >= 0x20 && c <= 0x7e)
-    {
-        return 1;
-    }
-
-    return 0;
-}
-
-int islower(int c)
-{
-    if (c >= 'a' && c <= 'z')
-    {
-        return 1;
-    }
-
-    return 0;
-}
-
-int isupper(int c)
-{
-    if (c >= 'A' && c <= 'Z')
-    {
-        return 1;
-    }
-
-    return 0;
-}
-
-int isalpha(int c)
-{
-    if (islower(c) || isupper(c))
-    {
-        return 1;
-    }
-
-    return 0;
-}
-
-int isdigit(int c)
-{
-    if (c >= '0' && c <= '9')
-    {
-        return 1;
-    }
-
-    return 0;
-}
-
-int toupper(int c)
-{
-    if (c >= 'a' && c <= 'z')
-    {
-        return c - 'a' + 'A';
-    }
-    return c;
-}
-
-int tolower(int c)
-{
-    if (c >= 'A' && c <= 'Z')
-    {
-        return c - 'A' + 'a';
-    }
-    return c;
-}
-
-int isspace(int c)
-{
-    return (c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v' || c == ' ');
-}

user/libs/libc/src/cxa.c

@@ -1,8 +0,0 @@
-/* Register a function to be called by exit or when a shared library
-   is unloaded.  This function is only called from code generated by
-   the C++ compiler.  */
-int __cxa_atexit(void (*func)(void *), void *arg, void *d)
-{
-    // todo: 使用rust实现这个函数。参考：http://redox.longjin666.cn/xref/relibc/src/cxa.rs?r=c7d499d4&mo=323&fi=15#15
-    return 0;
-}

user/libs/libc/src/dirent.c

@@ -1,78 +0,0 @@
-#include <dirent.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-#include <libsystem/syscall.h>
-
-/**
- * @brief 打开文件夹
- *
- * @param dirname
- * @return DIR*
- */
-struct DIR *opendir(const char *path)
-{
-    int fd = open(path, O_DIRECTORY);
-    if (fd < 0) // 目录打开失败
-    {
-        printf("Failed to open dir\n");
-        return NULL;
-    }
-    // printf("open dir: %s\n", path);
-
-    // 分配DIR结构体
-    struct DIR *dirp = (struct DIR *)malloc(sizeof(struct DIR));
-    // printf("dirp = %#018lx", dirp);
-    memset(dirp, 0, sizeof(struct DIR));
-    dirp->fd = fd;
-    dirp->buf_len = DIR_BUF_SIZE;
-    dirp->buf_pos = 0;
-
-    return dirp;
-}
-
-/**
- * @brief 关闭文件夹
- *
- * @param dirp DIR结构体指针
- * @return int 成功：0， 失败：-1
-+--------+--------------------------------+
-| errno  |              描述               |
-+--------+--------------------------------+
-|   0    |              成功               |
-| -EBADF | 当前dirp不指向一个打开了的目录      |
-| -EINTR |     函数执行期间被信号打断         |
-+--------+--------------------------------+
- */
-int closedir(struct DIR *dirp)
-{
-    int retval = close(dirp->fd);
-    free(dirp);
-    return retval;
-}
-
-int64_t getdents(int fd, struct dirent *dirent, long count)
-{
-    return syscall_invoke(SYS_GET_DENTS, fd, (uint64_t)dirent, count, 0, 0, 0);
-}
-/**
- * @brief 从目录中读取数据
- *
- * @param dir
- * @return struct dirent*
- */
-struct dirent *readdir(struct DIR *dir)
-{
-    // printf("dir->buf = %#018lx\n", (dir->buf));
-    memset((dir->buf), 0, DIR_BUF_SIZE);
-    // printf("memeset_ok\n");
-    int len = getdents(dir->fd, (struct dirent *)dir->buf, DIR_BUF_SIZE);
-    // printf("len=%d\n", len);
-    if (len > 0)
-        return (struct dirent *)dir->buf;
-    else
-        return NULL;
-}

user/libs/libc/src/errno.c

@@ -1,2 +0,0 @@
-#include <errno.h>
-int errno = 0;

user/libs/libc/src/fcntl.c

@@ -1,28 +0,0 @@
-#include <fcntl.h>
-#include <libsystem/syscall.h>
-
-/**
- * @brief 打开文件的接口
- *
- * @param path 文件路径
- * @param options 打开选项
- * @param ...
- * @return int 文件描述符
- */
-int open(const char *path, int options, ...)
-{
-    return syscall_invoke(SYS_OPEN, (uint64_t)path, options, 0, 0, 0, 0);
-}
-
-/**
- * @brief ioctl的接口
- *
- * @param fd 文件句柄
- * @param cmd 设备相关的请求类型
- * @param ...
- * @return int 成功返回0
- */
-int ioctl(int fd, int cmd, uint64_t data, ...)
-{
-    return syscall_invoke(SYS_IOCTL, fd, cmd, data, 0, 0, 0);
-}

user/libs/libc/src/include/export/__libc__.h

@@ -1,20 +0,0 @@
-#pragma once
-
-#pragma once
-
-#ifdef __cplusplus
-
-#    define __BEGIN_HEADER \
-        extern "C"         \
-        {
-
-#    define __END_HEADER \
-        }
-
-#else
-
-#    define __BEGIN_HEADER
-
-#    define __END_HEADER
-
-#endif

user/libs/libc/src/include/export/ctype.h

@@ -1,44 +0,0 @@
-#pragma once
-
-#include <sys/types.h>
-
-#pragma once
-
-#include <__libc__.h>
-
- 
-#if defined(__cplusplus) 
-extern  "C"  { 
-#endif
-// int isalnum(int c);
-int isalpha(int c);
-int isdigit(int c);
-int islower(int c);
-int isprint(int c);
-// int isgraph(int c);
-// int iscntrl(int c);
-// int isgraph(int c);
-// int ispunct(int c);
-int isspace(int c);
-int isupper(int c);
-// int isxdigit(int c);
-
-int isascii(int c);
-
-int tolower(int c);
-int toupper(int c);
-
-#define _U 01
-#define _L 02
-#define _N 04
-#define _S 010
-#define _P 020
-#define _C 040
-#define _X 0100
-#define _B 0200
-
-extern char _ctype_[256];
-
-#if defined(__cplusplus) 
-}  /* extern "C" */ 
-#endif

user/libs/libc/src/include/export/dirent.h

@@ -1,117 +0,0 @@
-#pragma once
-#include <sys/types.h>
-
-#if defined(__cplusplus) 
-extern  "C"  { 
-#endif
-
-/*
- * This is a header for the common implementation of dirent
- * to fs on-disk file type conversion.  Although the fs on-disk
- * bits are specific to every file system, in practice, many
- * file systems use the exact same on-disk format to describe
- * the lower 3 file type bits that represent the 7 POSIX file
- * types.
- *
- * It is important to note that the definitions in this
- * header MUST NOT change. This would break both the
- * userspace ABI and the on-disk format of filesystems
- * using this code.
- *
- * All those file systems can use this generic code for the
- * conversions.
- */
-
-/*
- * struct dirent file types
- * exposed to user via getdents(2), readdir(3)
- *
- * These match bits 12..15 of stat.st_mode
- * (ie "(i_mode >> 12) & 15").
- */
-
-// 完整含义请见 http://www.gnu.org/software/libc/manual/html_node/Directory-Entries.html
-#define S_DT_SHIFT	12
-#define S_DT(mode)	(((mode) & S_IFMT) >> S_DT_SHIFT)
-#define S_DT_MASK	(S_IFMT >> S_DT_SHIFT)
-
-/* these are defined by POSIX and also present in glibc's dirent.h */
-#define DT_UNKNOWN	0
-// 命名管道，或者FIFO
-#define DT_FIFO		1
-// 字符设备
-#define DT_CHR		2
-// 目录
-#define DT_DIR		4
-// 块设备
-#define DT_BLK		6
-// 常规文件
-#define DT_REG		8
-// 符号链接
-#define DT_LNK		10
-// 是一个socket
-#define DT_SOCK		12
-// 这个是抄Linux的，还不知道含义
-#define DT_WHT		14
-
-#define DT_MAX		(S_DT_MASK + 1) /* 16 */
-
-#define DIR_BUF_SIZE 256
-
-/**
- * @brief 文件夹结构体
- *
- */
-struct DIR
-{
-    int fd;
-    int buf_pos;
-    int buf_len;
-    char buf[DIR_BUF_SIZE];
-
-    // todo: 加一个指向dirent结构体的指针
-};
-
-struct dirent
-{
-    ino_t d_ino;    // 文件序列号
-    off_t d_off;    // dir偏移量
-    unsigned short d_reclen;    // 目录下的记录数
-    unsigned char d_type;   // entry的类型
-    char d_name[];   // 文件entry的名字(是一个零长数组)
-};
-
-/**
- * @brief 打开文件夹
- *
- * @param dirname
- * @return DIR*
- */
-struct DIR *opendir(const char *dirname);
-
-/**
- * @brief 关闭文件夹
- *
- * @param dirp DIR结构体指针
- * @return int 成功：0， 失败：-1
-+--------+--------------------------------+
-| errno  |              描述               |
-+--------+--------------------------------+
-|   0    |              成功               |
-| -EBADF | 当前dirp不指向一个打开了的目录      |
-| -EINTR |     函数执行期间被信号打断         |
-+--------+--------------------------------+
- */
-int closedir(struct DIR *dirp);
-
-/**
- * @brief 从目录中读取数据
- * 
- * @param dir 
- * @return struct dirent* 
- */
-struct dirent* readdir(struct DIR* dir);
-
-#if defined(__cplusplus) 
-}  /* extern "C" */ 
-#endif