Add pkgconfig file

Also add EXEC_PREFIX and INCLUDEDIR variables

This was requested by fwupd-efi, to be able
to retrieve the version number of gnu-efi
so we can detect features

Signed-off-by: Callum Farmer <gmbr3@opensuse.org>

Make.defaults

@@ -47,8 +47,10 @@ TOPDIR := $(shell if [ "$$PWD" != "" ]; then echo $$PWD; else pwd; fi)
 #
 INSTALLROOT  := /
 PREFIX       := /usr/local
-LIBDIR 	     := $(PREFIX)/lib
-INSTALL	     := install
+EXEC_PREFIX  := $(PREFIX)
+LIBDIR 	 := $(EXEC_PREFIX)/lib
+INCLUDEDIR   := $(PREFIX)/include
+INSTALL	 := install
 
 # Compilation tools
 HOSTCC       := $(prefix)gcc

Makefile

@@ -34,7 +34,7 @@
 #    SUCH DAMAGE.
 #
 
-VERSION = 3.0.15
+export VERSION = 3.0.15
 
 MKFILE_PATH := $(abspath $(lastword $(MAKEFILE_LIST)))
 SRCDIR = $(dir $(MKFILE_PATH))

gnuefi/Makefile

@@ -43,6 +43,7 @@ include $(SRCDIR)/../Make.defaults
 TOPDIR = $(SRCDIR)/..
 
 CDIR=$(TOPDIR)/..
+PKGCONFIGDIR ?= $(LIBDIR)/pkgconfig
 FILES	= reloc_$(ARCH)  
 
 OBJS	= $(FILES:%=%.o)
@@ -52,11 +53,20 @@ reloc_aarch64.o: CFLAGS += -fno-jump-tables
 
 TARGETS	= crt0-efi-$(ARCH).o libgnuefi.a
 
-all:	$(TARGETS)
+all:	$(TARGETS) gnu-efi.pc
 
 libgnuefi.a: $(OBJS)
 	$(AR) $(ARFLAGS) $@ $^
 
+gnu-efi.pc:
+	sed \
+		-e 's:@PREFIX@:$(PREFIX):g' \
+		-e 's:@EXEC_PREFIX@:$(EXEC_PREFIX):g' \
+		-e 's:@INCLUDEDIR@:$(INCLUDEDIR):g' \
+		-e 's:@LIBDIR@:$(LIBDIR):g' \
+		-e 's:@VERSION@:$(VERSION):g' \
+	$(SRCDIR)/gnu-efi.pc.in > gnu-efi.pc
+
 
 clean:
 	rm -f $(TARGETS) *~ *.o $(OBJS)
@@ -73,5 +83,7 @@ ifneq (,$(findstring FreeBSD,$(OS)))
 else
 	$(INSTALL) -m 644 $(SRCDIR)/elf_$(ARCH)_efi.lds $(INSTALLROOT)$(LIBDIR)
 endif
+	$(INSTALL) -d $(INSTALLROOT)$(PKGCONFIGDIR)
+	$(INSTALL) -m 644 gnu-efi.pc $(INSTALLROOT)$(PKGCONFIGDIR)
 
 include $(SRCDIR)/../Make.rules

gnuefi/gnu-efi.pc.in

@@ -0,0 +1,10 @@
+prefix=@PREFIX@
+exec_prefix=@EXEC_PREFIX@
+includedir=@INCLUDEDIR@
+libdir=@LIBDIR@
+
+Name: gnu-efi
+Description: EFI development toolkit
+Version: @VERSION@
+Cflags: -I${includedir}/efi
+Libs: -lefi

inc/Makefile

@@ -13,15 +13,15 @@ all:
 clean:
 
 install:
-	mkdir -p $(INSTALLROOT)$(PREFIX)/include/efi
-	mkdir -p $(INSTALLROOT)$(PREFIX)/include/efi/protocol
-	mkdir -p $(INSTALLROOT)$(PREFIX)/include/efi/$(ARCH)
-	$(INSTALL) -m 644 $(SRCDIR)/*.h $(INSTALLROOT)$(PREFIX)/include/efi
-	$(INSTALL) -m 644 $(SRCDIR)/protocol/*.h $(INSTALLROOT)$(PREFIX)/include/efi/protocol
-	$(INSTALL) -m 644 $(SRCDIR)/$(ARCH)/*.h $(INSTALLROOT)$(PREFIX)/include/efi/$(ARCH)
+	mkdir -p $(INSTALLROOT)$(INCLUDEDIR)/efi
+	mkdir -p $(INSTALLROOT)$(INCLUDEDIR)/efi/protocol
+	mkdir -p $(INSTALLROOT)$(INCLUDEDIR)/efi/$(ARCH)
+	$(INSTALL) -m 644 $(SRCDIR)/*.h $(INSTALLROOT)$(INCLUDEDIR)/efi
+	$(INSTALL) -m 644 $(SRCDIR)/protocol/*.h $(INSTALLROOT)$(INCLUDEDIR)/efi/protocol
+	$(INSTALL) -m 644 $(SRCDIR)/$(ARCH)/*.h $(INSTALLROOT)$(INCLUDEDIR)/efi/$(ARCH)
 ifeq ($(ARCH),ia64)
-	mkdir -p $(INSTALLROOT)$(PREFIX)/include/efi/protocol/ia64
-	$(INSTALL) -m 644 $(SRCDIR)/protocol/ia64/*.h $(INSTALLROOT)$(PREFIX)/include/efi/protocol/ia64
+	mkdir -p $(INSTALLROOT)$(INCLUDEDIR)/efi/protocol/ia64
+	$(INSTALL) -m 644 $(SRCDIR)/protocol/ia64/*.h $(INSTALLROOT)$(INCLUDEDIR)/efi/protocol/ia64
 endif
 
 include $(SRCDIR)/../Make.rules