tdlight/CMake/GeneratePkgConfig.cmake

94 lines
2.7 KiB
CMake

function(get_relative_link OUTPUT PATH)
if (PATH MATCHES "^[$]<[$]<CONFIG:DEBUG>:")
set(${OUTPUT} "" PARENT_SCOPE)
return()
endif()
string(REGEX REPLACE "^[$]<[$]<NOT:[$]<CONFIG:DEBUG>>:(.*)>$" "\\1" PATH "${PATH}")
get_filename_component(NAME "${PATH}" NAME_WE)
if (IS_ABSOLUTE ${PATH})
get_filename_component(DIRECTORY_NAME "${PATH}" DIRECTORY)
if (WIN32)
set(${OUTPUT} "-l\"${DIRECTORY_NAME}/${NAME}\"" PARENT_SCOPE)
else()
get_filename_component(FULL_NAME "${PATH}" NAME)
set(${OUTPUT} "-L\"${DIRECTORY_NAME}\" -l:${FULL_NAME}" PARENT_SCOPE)
endif()
return()
endif()
if (NOT WIN32 AND NAME MATCHES "^lib")
string(REGEX REPLACE "^lib" "-l" LINK "${NAME}")
elseif (NAME MATCHES "^-")
set(LINK "${NAME}")
else()
string(CONCAT LINK "-l" "${NAME}")
endif()
set(${OUTPUT} "${LINK}" PARENT_SCOPE)
endfunction()
# TODO: support interface libraries in dependencies
function(generate_pkgconfig TARGET DESCRIPTION)
# message("Generating pkg-config for ${TARGET}")
get_filename_component(PREFIX "${CMAKE_INSTALL_PREFIX}" REALPATH)
get_target_property(LIST "${TARGET}" LINK_LIBRARIES)
set(REQS "")
set(LIBS "")
foreach (LIB ${LIST})
if (TARGET "${LIB}")
set(HAS_REQS 1)
list(APPEND REQS "${LIB}")
else()
set(HAS_LIBS 1)
get_relative_link(LINK "${LIB}")
if (NOT LINK EQUAL "")
list(APPEND LIBS "${LINK}")
endif()
endif()
endforeach()
if (HAS_REQS)
set(REQUIRES "")
foreach (REQ ${REQS})
set(REQUIRES "${REQUIRES} ${REQ}")
endforeach()
set(REQUIRES "Requires.private:${REQUIRES}\n")
endif()
if (HAS_LIBS)
set(LIBRARIES "")
list(REVERSE LIBS)
list(REMOVE_DUPLICATES LIBS)
foreach (LIB ${LIBS})
set(LIBRARIES " ${LIB}${LIBRARIES}")
endforeach()
set(LIBRARIES "Libs.private:${LIBRARIES}\n")
endif()
if (IS_ABSOLUTE "${CMAKE_INSTALL_INCLUDEDIR}")
set(PKGCONFIG_INCLUDEDIR "${CMAKE_INSTALL_INCLUDEDIR}")
else()
set(PKGCONFIG_INCLUDEDIR "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
endif()
if (IS_ABSOLUTE "${CMAKE_INSTALL_LIBDIR}")
set(PKGCONFIG_LIBDIR "${CMAKE_INSTALL_LIBDIR}")
else()
set(PKGCONFIG_LIBDIR "\${prefix}/${CMAKE_INSTALL_LIBDIR}")
endif()
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig")
file(GENERATE OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig/${TARGET}.pc" CONTENT
"prefix=${PREFIX}
Name: ${TARGET}
Description: ${DESCRIPTION}
Version: ${PROJECT_VERSION}
CFlags: -I\"${PKGCONFIG_INCLUDEDIR}\"
Libs: -L\"${PKGCONFIG_LIBDIR}\" -l${TARGET}
${REQUIRES}${LIBRARIES}")
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig/${TARGET}.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
endfunction()