diff options
Diffstat (limited to 'Modules/FindPkgConfig.cmake')
| -rw-r--r-- | Modules/FindPkgConfig.cmake | 58 |
1 files changed, 55 insertions, 3 deletions
diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake index c79f20f..835811c 100644 --- a/Modules/FindPkgConfig.cmake +++ b/Modules/FindPkgConfig.cmake @@ -34,16 +34,31 @@ endif() find_program(PKG_CONFIG_EXECUTABLE NAMES pkg-config DOC "pkg-config executable") mark_as_advanced(PKG_CONFIG_EXECUTABLE) +set(_PKG_CONFIG_FAILURE_MESSAGE "") if (PKG_CONFIG_EXECUTABLE) execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} --version - OUTPUT_VARIABLE PKG_CONFIG_VERSION_STRING - ERROR_QUIET - OUTPUT_STRIP_TRAILING_WHITESPACE) + OUTPUT_VARIABLE PKG_CONFIG_VERSION_STRING OUTPUT_STRIP_TRAILING_WHITESPACE + ERROR_VARIABLE _PKG_CONFIG_VERSION_ERROR ERROR_STRIP_TRAILING_WHITESPACE + RESULT_VARIABLE _PKG_CONFIG_VERSION_RESULT + ) + + if (NOT _PKG_CONFIG_VERSION_RESULT EQUAL 0) + string(REPLACE "\n" "\n " _PKG_CONFIG_VERSION_ERROR " ${_PKG_CONFIG_VERSION_ERROR}") + string(APPEND _PKG_CONFIG_FAILURE_MESSAGE + "The command\n" + " \"${PKG_CONFIG_EXECUTABLE}\" --version\n" + " failed with output\n${_PKG_CONFIG_VERSION_ERROR}" + ) + set(PKG_CONFIG_EXECUTABLE "") + unset(PKG_CONFIG_VERSION_STRING) + endif () + unset(_PKG_CONFIG_VERSION_RESULT) endif () include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) find_package_handle_standard_args(PkgConfig REQUIRED_VARS PKG_CONFIG_EXECUTABLE + REASON_FAILURE_MESSAGE "${_PKG_CONFIG_FAILURE_MESSAGE}" VERSION_VAR PKG_CONFIG_VERSION_STRING) # This is needed because the module name is "PkgConfig" but the name of @@ -197,7 +212,13 @@ function(_pkg_find_libs _prefix _no_cmake_path _no_cmake_environment_path) endif() unset(_search_paths) + unset(_next_is_framework) foreach (flag IN LISTS ${_prefix}_LDFLAGS) + if (_next_is_framework) + list(APPEND _libs "-framework ${flag}") + unset(_next_is_framework) + continue() + endif () if (flag MATCHES "^-L(.*)") list(APPEND _search_paths ${CMAKE_MATCH_1}) continue() @@ -205,6 +226,9 @@ function(_pkg_find_libs _prefix _no_cmake_path _no_cmake_environment_path) if (flag MATCHES "^-l(.*)") set(_pkg_search "${CMAKE_MATCH_1}") else() + if (flag STREQUAL "-framework") + set(_next_is_framework TRUE) + endif () continue() endif() @@ -364,6 +388,30 @@ macro(_pkg_restore_path_internal) unset(_pkgconfig_path_old) endmacro() +# pkg-config returns frameworks in --libs-only-other +# they need to be in ${_prefix}_LIBRARIES so "-framework a -framework b" does +# not incorrectly be combined to "-framework a b" +function(_pkgconfig_extract_frameworks _prefix) + set(ldflags "${${_prefix}_LDFLAGS_OTHER}") + list(FIND ldflags "-framework" FR_POS) + list(LENGTH ldflags LD_LENGTH) + + # reduce length by 1 as we need "-framework" and the next entry + math(EXPR LD_LENGTH "${LD_LENGTH} - 1") + while (FR_POS GREATER -1 AND LD_LENGTH GREATER FR_POS) + list(REMOVE_AT ldflags ${FR_POS}) + list(GET ldflags ${FR_POS} HEAD) + list(REMOVE_AT ldflags ${FR_POS}) + math(EXPR LD_LENGTH "${LD_LENGTH} - 2") + + list(APPEND LIBS "-framework ${HEAD}") + + list(FIND ldflags "-framework" FR_POS) + endwhile () + set(${_prefix}_LIBRARIES ${${_prefix}_LIBRARIES} ${LIBS} PARENT_SCOPE) + set(${_prefix}_LDFLAGS_OTHER "${ldflags}" PARENT_SCOPE) +endfunction() + ### macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cmake_environment_path _imp_target _imp_target_global _prefix) _pkgconfig_unset(${_prefix}_FOUND) @@ -502,6 +550,10 @@ macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cma _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LDFLAGS "" --libs ) _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" LDFLAGS_OTHER "" --libs-only-other ) + if (APPLE AND "-framework" IN_LIST ${_prefix}_LDFLAGS_OTHER) + _pkgconfig_extract_frameworks("${_prefix}") + endif() + _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" INCLUDE_DIRS "(^| )-I" --cflags-only-I ) _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" CFLAGS "" --cflags ) _pkgconfig_invoke_dyn("${_pkg_check_modules_packages}" "${_prefix}" CFLAGS_OTHER "" --cflags-only-other ) |