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build_infra/0_cmake_library/extern.cmake
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psc aaeb52173b 首次提交
2026-06-16 10:23:51 +08:00

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CMake
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include(FetchContent)
# 保存环境变量，自动用 _saved_<VAR_NAME> 变量保存
function(_save_env_var VAR_NAME)
set(_saved_var_name_ "__saved_${VAR_NAME}__")
if(DEFINED ENV{${VAR_NAME}})
set(${_saved_var_name_} "$ENV{${VAR_NAME}}" PARENT_SCOPE)
else()
set(${_saved_var_name_} "" PARENT_SCOPE)
endif()
endfunction()
# 恢复环境变量，自动读取 _saved_<VAR_NAME> 变量
function(_restore_env_var VAR_NAME)
# 用变量引用技巧取得保存的值
set(_saved_var_name_ "__saved_${VAR_NAME}__")
if(DEFINED ${_saved_var_name_} AND NOT "${${_saved_var_name_}}" STREQUAL "")
set(ENV{${VAR_NAME}} "${${_saved_var_name_}}")
else()
unset(ENV{${VAR_NAME}})
endif()
endfunction()
function(_find_candidate_dir name candidate_dir_list_name ret_name)
# 在候选目录里 查找出来目录
list(LENGTH ${candidate_dir_list_name} list_length)
if(list_length EQUAL 0)
message(FATAL_ERROR "${candidate_dir_list_name} The directory list is empty.")
endif()
foreach(candidate_dir IN LISTS ${candidate_dir_list_name})
if(IS_DIRECTORY "${candidate_dir}/${name}") # 判断目录是否存在
set(${ret_name} "${candidate_dir}" PARENT_SCOPE) # 将 src 的值传递回 ret_name
return()
endif()
endforeach()
list(GET ${candidate_dir_list_name} 0 candidate_dir) # 获取列表中的第一个目录
set(${ret_name} "${candidate_dir}" PARENT_SCOPE) # 将第一个目录设置为 ret_name
endfunction()
function(cmake_escape_for_quoted_string INPUT_VAR OUTPUT_VAR)
set(_s "${${INPUT_VAR}}")
# 反斜杠必须先转义
string(REPLACE "\\" "\\\\" _s "${_s}")
# 双引号转义
string(REPLACE "\"" "\\\"" _s "${_s}")
# 美元符号转义，避免生成后的 CMakeLists.txt 再展开 ${xxx}
string(REPLACE "$" "\\$" _s "${_s}")
# 分号转义，避免被当成 CMake list 分隔符
string(REPLACE ";" "\\;" _s "${_s}")
set(${OUTPUT_VAR} "${_s}" PARENT_SCOPE)
endfunction()
#配置为：./configure
#--prefix=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host
#--sysconfdir=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host/etc
#--enable-static
#--target=aarch64-buildroot-linux-gnu
#--with-sysroot=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host/aarch64-buildroot-linux-gnu/sysroot
#--enable-__cxa_atexit
#--with-gnu-ld --disable-libssp
#--disable-multilib
#--disable-decimal-float
#--with-gmp=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host
#--with-mpc=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host
#--with-mpfr=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host
#--with-pkgversion='Buildroot 2018.02-rc3-g30e3a128'
#--with-bugurl=http://bugs.buildroot.net/
#--without-zstd --disable-libquadmath
#--disable-libquadmath-support
#--enable-tls --enable-threads
#--without-isl --without-cloog
#--with-abi=lp64
#--with-cpu=cortex-a55
#--enable-languages=c,c++
#--with-build-time-tools=/home/alientek/ATK-DLRK3568/buildroot/output/rockchip_rk3568/host/aarch64-buildroot-linux-gnu/bin
#--enable-shared
#--disable-libgomp
function(_remove_trailing_colon_from_list list_name)
# 获取列表的长度
list(LENGTH ${list_name} list_length)
# 如果列表非空，检查尾部元素是否是冒号
if(list_length GREATER 0)
# 将 list_length 转换为整数
math(EXPR last_index "${list_length} - 1")
# 获取列表的最后一个元素
list(GET ${list_name} ${last_index} last_element)
# 如果尾部是冒号，移除它
if(last_element STREQUAL ":")
list(REMOVE_AT ${list_name} ${last_index})
endif()
endif()
endfunction()
# 定义函数用于转义字符串中的特殊字符
function(escape_string var_name)
# 获取原始字符串
set(original_string "${${var_name}}")
# 替换反斜杠 \ 为 \\
string(REPLACE "\\" "\\\\" escaped_string "${original_string}")
# 替换美元符号 $ 为 \$
string(REPLACE "\$" "\\\$" escaped_string "${escaped_string}")
# 替换双引号 " 为 \"
string(REPLACE "\"" "\\\"" escaped_string "${escaped_string}")
# 将转义后的字符串设置回原始变量
set(${var_name} "${escaped_string}" PARENT_SCOPE)
endfunction()
set(IFS "@")
function(_register_gnu_project_ex _name_ gnu_url env_list_string)
set(src_dir)
_find_candidate_dir("" EXTERNAL_SRC_DIR src_dir)
set(cmd_list)
string(APPEND cmd_list "export _install_=${_system_build_tool_install_dir}")
string(APPEND cmd_list "${IFS}export _src_=${src_dir}")
string(APPEND cmd_list "${IFS}export _build_=${_system_build_tool_build_dir}")
#
# set(my_string [[\$$ORIGIN:\$$ORIGIN/../lib]])
#
# escape_string(my_string)
# escape_string(my_string)
# string(APPEND cmd_list "${IFS}export LDFLAGS=-Wl,-rpath=${my_string}")
#
set(list "${env_list_string}")
foreach(li IN LISTS list)
string(APPEND cmd_list "${IFS}${li}")
endforeach()
message("cmd_list[${_name_}]: ${cmd_list}")
set(configure_option_list "${ARGN}")
__call_bash("_gnu_${_name_}" "${CMAKE_SOURCE_DIR}/0_linux_pro/make/main.bash" "build_download_ex"
"${cmd_list}" "${_name_}" "${gnu_url}" ${configure_option_list})
endfunction()
function(__call_bash _target_name_ _bash_file_ _func_name_)
#set(cmd ". ${_bash_file_} && ${_func_name_} \"${ARGN}\" ")
set(cmd ". ${_bash_file_} && ${_func_name_} ")
foreach(arg IN LISTS ARGN)
string(APPEND cmd " \"${arg}\"")
# message("${_target_name_} arg: ${arg}")
endforeach()
if(WIN32)
set(COMMAND_PATH "C:/Program Files/Git/bin/bash.exe")
elseif(UNIX)
set(COMMAND_PATH "/bin/bash")
elseif(CYGWIN)
elseif(MSYS)
set(COMMAND_PATH "C:/msys64/usr/bin/bash.exe")
_save_env_var("MSYSTEM")
set(ENV{MSYSTEM} MINGW64)
endif()
message("[${_target_name_}]: ${COMMAND_PATH} -c -l ${cmd}")
add_custom_target(
${_target_name_}
COMMAND "${COMMAND_PATH}" -c "${cmd}"
#COMMAND "${COMMAND_PATH}" -c "${cmd}" | tee "./${_name_}.log"
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
VERBATIM
)
if(WIN32)
elseif(UNIX)
elseif(CYGWIN)
elseif(MSYS)
_restore_env_var("MSYSTEM")
endif()
endfunction()
#function(_register_gnu_project _name_ gnu_url)
# set(env_var_list)
# _find_candidate_dir("" EXTERNAL_SRC_DIR src_dir)
# string(APPEND env_var_list "_install_=${_system_build_tool_install_dir}:")
# string(APPEND env_var_list "_src_=${src_dir}:")
# string(APPEND env_var_list "_build_=${_system_build_tool_build_dir}:")
# string(APPEND env_var_list "CC=${CMAKE_C_COMPILER}:")
# string(APPEND env_var_list "CXX=${CMAKE_CXX_COMPILER}:")
# set(bin "/opt/atk-dlrk356x-toolchain/bin:/opt/atk-dlrk356x-toolchain/aarch64-buildroot-linux-gnu/bin")
# set(lib "/opt/atk-dlrk356x-toolchain/lib:/opt/atk-dlrk356x-toolchain/aarch64-buildroot-linux-gnu/lib")
# set(configure_option_list "${ARGN}")
# __call_bash("_gnu_${_name_}" "${CMAKE_SOURCE_DIR}/0_linux_pro/make/main.bash" "build_download_ex"
# ""
# ""
# "${env_var_list}" "${_name_}" "${gnu_url}" ${configure_option_list})
#endfunction()
function(_register_archive_project _name_ archive_url )
set(env_var_list)
_find_candidate_dir("" EXTERNAL_SRC_DIR src_dir)
string(APPEND env_var_list "_install_=${EXTERNAL_INSTALL_DIR}:")
string(APPEND env_var_list "_src_=${src_dir}:")
set(configure_option_list "${ARGN}")
__call_bash("__archive_${_name_}" "${CMAKE_SOURCE_DIR}/0_linux_pro/make/main.bash" "build_download_ex" "" "" "\"${env_var_list}\"" "${_name_}" "${archive_url}" ${configure_option_list})
endfunction()
function(_register_git_autotools_project _name_ git_url git_tag)
set(env_var_list)
_find_candidate_dir("" EXTERNAL_SRC_DIR src_dir)
list(APPEND env_var_list "_install_=${EXTERNAL_INSTALL_DIR}")
list(APPEND env_var_list "_src_=${src_dir}")
set(configure_option_list "${ARGN}")
__call_bash("__git_autotools_${_name_}" "${CMAKE_SOURCE_DIR}/0_linux_pro/make/main.bash" "build_git_ex" "" "" "\"${env_var_list}\"" "${_name_}" "${git_url}" "${git_tag}" ${configure_option_list})
endfunction()
#__call_bash(bbb "${CMAKE_SOURCE_DIR}/0_linux_pro/make/main.bash" "print" "222333" "3335566")
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