build_gcc_toolchain.sh 7.4 KB

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  1. # init something here
  2. current_path=$PATH
  3. current_pwd=$PWD
  4. # 不建议自行选择安装的位置, 如果要修改请自行修改 INSTALL_POS
  5. STRUCTURE="x86_64" # 这里选择 x86_64 (64位),而不是选择 i686 架构(32位)
  6. INSTALL_POS="$HOME/opt/dragonos-gcc"
  7. PREFIX="$INSTALL_POS/gcc-$STRUCTURE-unknown-none"
  8. TARGET="${STRUCTURE}-elf"
  9. PATH="$PREFIX/bin:$PATH"
  10. TARGET_GCC="$STRUCTURE-elf-gcc"
  11. TARGET_LD="$STRUCTURE-elf-ld"
  12. TARGET_AS="$STRUCTURE-elf-as"
  13. # 获取选项
  14. KEEP_BINUTILS=0
  15. KEEP_GCC=0
  16. CHANGE_SOURCE=0
  17. FORCE=0
  18. SAVE_CACHE=0
  19. while true; do
  20. if [ ! -n "$1" ]; then
  21. break
  22. fi
  23. case "$1" in
  24. "-save-cache")
  25. SAVE_CACHE=1
  26. ;;
  27. "-rebuild")
  28. echo "清除${INSTALL_POS}目录下的所有信息"
  29. rm -rf "${INSTALL_POS}"
  30. ;;
  31. "-kb")
  32. KEEP_BINUTILS=1
  33. ;;
  34. "-kg")
  35. KEEP_GCC=1
  36. ;;
  37. "-cs")
  38. CHANGE_SOURCE=1
  39. ;;
  40. "-f")
  41. FORCE=1
  42. ;;
  43. "-help")
  44. echo "脚本选项如下:"
  45. echo "-save-cache: 保留最后的下载压缩包"
  46. echo "-rebuild: 清除上一次安装的全部信息, 即删掉$INSTALL_POS目录下的所有内容, 然后重新构建gcc工具链."
  47. echo "-kg(keep-gcc): 您确保${STRUCTURE}-gcc已被编译安装, 本次调用脚本不重复编译安装gcc. 如果没有安装,脚本仍然会自动安装."
  48. echo "-kb(keep-binutils): 您确保binutils已被编译安装, 本次调用脚本不重复编译安装binutils. 如果没有安装,脚本仍然会自动安装."
  49. echo "-cs(change source): 如果包含该选项, 使用清华源下载gcc和binutils. 否则默认官方源."
  50. echo "-f(force): 如果包含该选项, 可以强制使用root权限安装在/root/目录下."
  51. ;;
  52. *)
  53. echo "不认识参数$1"
  54. ;;
  55. esac
  56. shift 1
  57. done
  58. # check: Don't install the gcc-toolchain in /root/*
  59. if [ "${HOME:0:5}" = "/root" ] && [ $FORCE -eq 0 ]; then
  60. echo -e "\033[35m 不要把GCC交叉编译工具链安装在/root/目录下, 或者请不要使用sudo \033[0m"
  61. echo -e "\033[35m gcc交叉编译工具链默认安装在: /home/<your_usr_name>/opt/dragonos-gcc/ \033[0m"
  62. echo -e "\033[35m 如果想要在/root/目录下安装(或者您的操作系统只有root用户), 请使用指令: sudo bash build_gcc_toolchain.sh -f \033[0m"
  63. exit 0
  64. else
  65. # 安装开始[提示]
  66. echo -e "\033[35m [开始安装] \033[0m"
  67. echo -e "\033[33m gcc交叉编译工具链默认安装在: /home/<your_usr_name>/opt/dragonos-gcc/, 整个过程耗时: 5-30mins \033[0m"
  68. sleep 0.3s
  69. fi
  70. # install prerequisited
  71. # 注意texinfo和binutils的版本是否匹配
  72. # 注意gmp/mpc/mpfr和gcc/g++的版本是否匹配
  73. echo "Start installing prerequisited packages"
  74. case `cat /etc/os-release | grep '^NAME=' | cut -d'"' -f2` in
  75. "Debian"* | "Ubuntu"*)
  76. sudo apt-get install -y \
  77. g++ \
  78. gcc \
  79. make \
  80. texinfo \
  81. libgmp3-dev \
  82. libmpc-dev \
  83. libmpfr-dev \
  84. flex \
  85. wget
  86. ;;
  87. "Arch"*)
  88. sudo pacman -S --needed --noconfirm \
  89. gcc make flex wget texinfo libmpc gmp mpfr \
  90. diffutils pkgconf which unzip
  91. ;;
  92. *)
  93. ;;
  94. esac
  95. # build the workspace
  96. mkdir $HOME/opt
  97. mkdir $INSTALL_POS
  98. mkdir $PREFIX
  99. cd $INSTALL_POS
  100. # compile binutils
  101. BIN_UTILS="binutils-2.38"
  102. BIN_UTILS_TAR="${BIN_UTILS}.tar.gz"
  103. if [[ ! -n "$(find $PREFIX/bin/ -name ${TARGET_LD})" && ! -n "$(find $PREFIX/bin/ -name ${TARGET_AS})" ]] || [ ${KEEP_BINUTILS} -ne 1 ]; then
  104. if [ ${KEEP_BINUTILS} -eq 1 ]; then
  105. echo -e "\033[35m 没有检测到 ${TARGET_LD} 或 没有检测到 ${TARGET_AS}, -kb参数无效 \033[0m"
  106. echo -e "\033[35m 开始安装binutils \033[0m"
  107. sleep 1s
  108. fi
  109. if [ ! -d "$BIN_UTILS" ]; then
  110. if [ ! -f "$BIN_UTILS_TAR" ]; then
  111. echo -e "\033[33m [提醒] 如果使用的是国外源, 下载时间可能偏久. 如果需要使用清华源, 请以输入参数-cs, 即: bash build_gcc_toolchain.sh -cs \033[0m "
  112. if [ ${CHANGE_SOURCE} -eq 1 ]; then
  113. # 国内源
  114. wget "https://mirrors.ustc.edu.cn/gnu/binutils/${BIN_UTILS_TAR}" -P "$INSTALL_POS"
  115. else
  116. # 官方网站
  117. wget https://ftp.gnu.org/gnu/binutils/${BIN_UTILS_TAR} -P "$INSTALL_POS"
  118. fi
  119. fi
  120. tar zxvf "$BIN_UTILS_TAR"
  121. fi
  122. # 开始编译
  123. mkdir build-binutils
  124. cd build-binutils
  125. ../${BIN_UTILS}/configure --target=$TARGET --prefix="$PREFIX" --with-sysroot --disable-nls --disable-werror
  126. make -j $(nproc) || exit 1
  127. make install || exit 1
  128. cd ..
  129. fi
  130. # compile GCC
  131. GCC_FILE="gcc-11.3.0"
  132. GCC_FILE_TAR="${GCC_FILE}.tar.gz"
  133. if [ ! -n "$(find $PREFIX/bin/* -name $TARGET_GCC)" ] || [ ${KEEP_GCC} -ne 1 ]; then
  134. if [ $KEEP_GCC -eq 1 ]; then
  135. echo -e "\033[35m 没有检测到 $TARGET_GCC, -kg参数无效 \033[0m"
  136. echo -e "\033[35m 开始安装binutils \033[0m"
  137. sleep 1s
  138. fi
  139. if [ ! -d "$GCC_FILE" ]; then
  140. if [ ! -f "$GCC_FILE_TAR" ]; then
  141. echo -e "\033[33m [提醒] 如果使用的是国外源, 下载时间可能偏久. 如果需要使用清华源, 请以输入参数-cs, 即: bash build_gcc_toolchain.sh -cs \033[0m "
  142. if [ ${CHANGE_SOURCE} -eq 1 ]; then
  143. # 国内源
  144. wget "https://mirrors.ustc.edu.cn/gnu/gcc/${GCC_FILE}/${GCC_FILE_TAR}" -P "$INSTALL_POS"
  145. else
  146. # 官方网站
  147. wget "http://ftp.gnu.org/gnu/gcc/${GCC_FILE}/${GCC_FILE_TAR}" -P "$INSTALL_POS"
  148. fi
  149. fi
  150. tar zxvf "$GCC_FILE_TAR"
  151. fi
  152. # 开始编译安装
  153. mkdir build-gcc
  154. cd build-gcc
  155. ../${GCC_FILE}/configure --target=$TARGET --prefix="$PREFIX" --disable-nls --enable-languages=c,c++ --without-headers
  156. make all-gcc -j $(nproc) || exit 1
  157. make all-target-libgcc -j $(nproc) || exit 1
  158. make install-gcc -j $(nproc) || exit 1
  159. make install-target-libgcc -j $(nproc) || exit 1
  160. cd ..
  161. fi
  162. # update PATH
  163. if [ -n "$(grep -F "export DragonOS_GCC=$PREFIX/bin/" "$HOME/.$(basename $SHELL)rc")" ]; then
  164. echo "[info] DragonOS_GCC has been in the "'$PATH'
  165. else
  166. echo 'export DragonOS_GCC='"$PREFIX"'/bin' >> "$HOME/.$(basename $SHELL)rc"
  167. echo 'export PATH="$DragonOS_GCC:$PATH"' >> "$HOME/.$(basename $SHELL)rc"
  168. echo "[info] Add DragonOS_GCC into PATH successfully."
  169. fi
  170. source "$HOME/.$(basename $SHELL)rc"
  171. # final check
  172. if [ -n "$(find $PREFIX/bin/* -name $TARGET_GCC)" ] &&
  173. [ -n "$(find $PREFIX/bin/* -name $TARGET_LD)" ] &&
  174. [ -n "$(find $PREFIX/bin/* -name $TARGET_AS)" ]; then
  175. if [ ${SAVE_CACHE} -eq 0 ]; then
  176. # 删除临时文件
  177. rm -rf "$BIN_UTILS"
  178. rm -rf "$BIN_UTILS_TAR"
  179. rm -rf "build-binutils"
  180. rm -rf "$GCC_FILE"
  181. rm -rf "$GCC_FILE_TAR"
  182. rm -rf "build-gcc"
  183. fi
  184. echo -e "\033[42;37m [构建成功] Build Successfully.(请重新打开另一个Shell窗口或者重新打开你的IDE以获取新的环境变量) \033[0m"
  185. else
  186. echo -e "\033[31m [错误] 未找到$STRUCTURE-elf-gcc, $STRUCTURE-elf-ld和$STRUCTURE-elf-as. \033[0m"
  187. echo -e "\033[31m [构建失败] 请尝试重新运行build_gcc_toolchain.sh, 或者查看输出,找到错误的原因. \033[0m"
  188. fi
  189. cd "$current_pwd"