diff options
5 files changed, 184 insertions, 109 deletions
diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake index cf0ae09..e05d5c8 100644 --- a/Modules/FindPkgConfig.cmake +++ b/Modules/FindPkgConfig.cmake @@ -84,26 +84,8 @@ macro(_pkgconfig_invoke _pkglist _prefix _varname _regexp) endif() endmacro() -#[========================================[.rst: -.. command:: pkg_get_variable - - Retrieves the value of a pkg-config variable ``varName`` and stores it in the - result variable ``resultVar`` in the calling scope. - - .. code-block:: cmake - - pkg_get_variable(<resultVar> <moduleName> <varName>) - - If ``pkg-config`` returns multiple values for the specified variable, - ``resultVar`` will contain a :ref:`;-list <CMake Language Lists>`. - - For example: - - .. code-block:: cmake - - pkg_get_variable(GI_GIRDIR gobject-introspection-1.0 girdir) -#]========================================] -function (pkg_get_variable result pkg variable) +# Internal version of pkg_get_variable; expects PKG_CONFIG_PATH to already be set +function (_pkg_get_variable result pkg variable) _pkgconfig_invoke("${pkg}" "prefix" "result" "" "--variable=${variable}") set("${result}" "${prefix_result}" @@ -279,6 +261,102 @@ macro(_pkg_recalculate _prefix _no_cmake_path _no_cmake_environment_path _imp_ta endmacro() ### +macro(_pkg_set_path_internal) + set(_extra_paths) + + if(NOT _no_cmake_path) + _pkgconfig_add_extra_path(_extra_paths CMAKE_PREFIX_PATH) + _pkgconfig_add_extra_path(_extra_paths CMAKE_FRAMEWORK_PATH) + _pkgconfig_add_extra_path(_extra_paths CMAKE_APPBUNDLE_PATH) + endif() + + if(NOT _no_cmake_environment_path) + _pkgconfig_add_extra_path(_extra_paths ENV CMAKE_PREFIX_PATH) + _pkgconfig_add_extra_path(_extra_paths ENV CMAKE_FRAMEWORK_PATH) + _pkgconfig_add_extra_path(_extra_paths ENV CMAKE_APPBUNDLE_PATH) + endif() + + if(NOT _extra_paths STREQUAL "") + # Save the PKG_CONFIG_PATH environment variable, and add paths + # from the CMAKE_PREFIX_PATH variables + set(_pkgconfig_path_old "$ENV{PKG_CONFIG_PATH}") + set(_pkgconfig_path "${_pkgconfig_path_old}") + if(NOT _pkgconfig_path STREQUAL "") + file(TO_CMAKE_PATH "${_pkgconfig_path}" _pkgconfig_path) + endif() + + # Create a list of the possible pkgconfig subfolder (depending on + # the system + set(_lib_dirs) + if(NOT DEFINED CMAKE_SYSTEM_NAME + OR (CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU)$" + AND NOT CMAKE_CROSSCOMPILING)) + if(EXISTS "/etc/debian_version") # is this a debian system ? + if(CMAKE_LIBRARY_ARCHITECTURE) + list(APPEND _lib_dirs "lib/${CMAKE_LIBRARY_ARCHITECTURE}/pkgconfig") + endif() + else() + # not debian, check the FIND_LIBRARY_USE_LIB32_PATHS and FIND_LIBRARY_USE_LIB64_PATHS properties + get_property(uselib32 GLOBAL PROPERTY FIND_LIBRARY_USE_LIB32_PATHS) + if(uselib32 AND CMAKE_SIZEOF_VOID_P EQUAL 4) + list(APPEND _lib_dirs "lib32/pkgconfig") + endif() + get_property(uselib64 GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS) + if(uselib64 AND CMAKE_SIZEOF_VOID_P EQUAL 8) + list(APPEND _lib_dirs "lib64/pkgconfig") + endif() + get_property(uselibx32 GLOBAL PROPERTY FIND_LIBRARY_USE_LIBX32_PATHS) + if(uselibx32 AND CMAKE_INTERNAL_PLATFORM_ABI STREQUAL "ELF X32") + list(APPEND _lib_dirs "libx32/pkgconfig") + endif() + endif() + endif() + if(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" AND NOT CMAKE_CROSSCOMPILING) + list(APPEND _lib_dirs "libdata/pkgconfig") + endif() + list(APPEND _lib_dirs "lib/pkgconfig") + list(APPEND _lib_dirs "share/pkgconfig") + + # Check if directories exist and eventually append them to the + # pkgconfig path list + foreach(_prefix_dir ${_extra_paths}) + foreach(_lib_dir ${_lib_dirs}) + if(EXISTS "${_prefix_dir}/${_lib_dir}") + list(APPEND _pkgconfig_path "${_prefix_dir}/${_lib_dir}") + list(REMOVE_DUPLICATES _pkgconfig_path) + endif() + endforeach() + endforeach() + + # Prepare and set the environment variable + if(NOT _pkgconfig_path STREQUAL "") + # remove empty values from the list + list(REMOVE_ITEM _pkgconfig_path "") + file(TO_NATIVE_PATH "${_pkgconfig_path}" _pkgconfig_path) + if(UNIX) + string(REPLACE ";" ":" _pkgconfig_path "${_pkgconfig_path}") + string(REPLACE "\\ " " " _pkgconfig_path "${_pkgconfig_path}") + endif() + set(ENV{PKG_CONFIG_PATH} "${_pkgconfig_path}") + endif() + + # Unset variables + unset(_lib_dirs) + unset(_pkgconfig_path) + endif() +endmacro() + +macro(_pkg_restore_path_internal) + if(NOT _extra_paths STREQUAL "") + # Restore the environment variable + set(ENV{PKG_CONFIG_PATH} "${_pkgconfig_path_old}") + endif() + + unset(_extra_paths) + unset(_pkgconfig_path_old) +endmacro() + +### macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cmake_environment_path _imp_target _imp_target_global _prefix) _pkgconfig_unset(${_prefix}_FOUND) _pkgconfig_unset(${_prefix}_VERSION) @@ -318,88 +396,7 @@ macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cma set(_pkg_check_modules_packages) set(_pkg_check_modules_failed) - set(_extra_paths) - - if(NOT _no_cmake_path) - _pkgconfig_add_extra_path(_extra_paths CMAKE_PREFIX_PATH) - _pkgconfig_add_extra_path(_extra_paths CMAKE_FRAMEWORK_PATH) - _pkgconfig_add_extra_path(_extra_paths CMAKE_APPBUNDLE_PATH) - endif() - - if(NOT _no_cmake_environment_path) - _pkgconfig_add_extra_path(_extra_paths ENV CMAKE_PREFIX_PATH) - _pkgconfig_add_extra_path(_extra_paths ENV CMAKE_FRAMEWORK_PATH) - _pkgconfig_add_extra_path(_extra_paths ENV CMAKE_APPBUNDLE_PATH) - endif() - - if(NOT "${_extra_paths}" STREQUAL "") - # Save the PKG_CONFIG_PATH environment variable, and add paths - # from the CMAKE_PREFIX_PATH variables - set(_pkgconfig_path_old "$ENV{PKG_CONFIG_PATH}") - set(_pkgconfig_path "${_pkgconfig_path_old}") - if(NOT "${_pkgconfig_path}" STREQUAL "") - file(TO_CMAKE_PATH "${_pkgconfig_path}" _pkgconfig_path) - endif() - - # Create a list of the possible pkgconfig subfolder (depending on - # the system - set(_lib_dirs) - if(NOT DEFINED CMAKE_SYSTEM_NAME - OR (CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU)$" - AND NOT CMAKE_CROSSCOMPILING)) - if(EXISTS "/etc/debian_version") # is this a debian system ? - if(CMAKE_LIBRARY_ARCHITECTURE) - list(APPEND _lib_dirs "lib/${CMAKE_LIBRARY_ARCHITECTURE}/pkgconfig") - endif() - else() - # not debian, check the FIND_LIBRARY_USE_LIB32_PATHS and FIND_LIBRARY_USE_LIB64_PATHS properties - get_property(uselib32 GLOBAL PROPERTY FIND_LIBRARY_USE_LIB32_PATHS) - if(uselib32 AND CMAKE_SIZEOF_VOID_P EQUAL 4) - list(APPEND _lib_dirs "lib32/pkgconfig") - endif() - get_property(uselib64 GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS) - if(uselib64 AND CMAKE_SIZEOF_VOID_P EQUAL 8) - list(APPEND _lib_dirs "lib64/pkgconfig") - endif() - get_property(uselibx32 GLOBAL PROPERTY FIND_LIBRARY_USE_LIBX32_PATHS) - if(uselibx32 AND CMAKE_INTERNAL_PLATFORM_ABI STREQUAL "ELF X32") - list(APPEND _lib_dirs "libx32/pkgconfig") - endif() - endif() - endif() - if(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" AND NOT CMAKE_CROSSCOMPILING) - list(APPEND _lib_dirs "libdata/pkgconfig") - endif() - list(APPEND _lib_dirs "lib/pkgconfig") - list(APPEND _lib_dirs "share/pkgconfig") - - # Check if directories exist and eventually append them to the - # pkgconfig path list - foreach(_prefix_dir ${_extra_paths}) - foreach(_lib_dir ${_lib_dirs}) - if(EXISTS "${_prefix_dir}/${_lib_dir}") - list(APPEND _pkgconfig_path "${_prefix_dir}/${_lib_dir}") - list(REMOVE_DUPLICATES _pkgconfig_path) - endif() - endforeach() - endforeach() - - # Prepare and set the environment variable - if(NOT "${_pkgconfig_path}" STREQUAL "") - # remove empty values from the list - list(REMOVE_ITEM _pkgconfig_path "") - file(TO_NATIVE_PATH "${_pkgconfig_path}" _pkgconfig_path) - if(UNIX) - string(REPLACE ";" ":" _pkgconfig_path "${_pkgconfig_path}") - string(REPLACE "\\ " " " _pkgconfig_path "${_pkgconfig_path}") - endif() - set(ENV{PKG_CONFIG_PATH} "${_pkgconfig_path}") - endif() - - # Unset variables - unset(_lib_dirs) - unset(_pkgconfig_path) - endif() + _pkg_set_path_internal() # iterate through module list and check whether they exist and match the required version foreach (_pkg_check_modules_pkg ${_pkg_check_modules_list}) @@ -502,13 +499,7 @@ macro(_pkg_check_modules_internal _is_required _is_silent _no_cmake_path _no_cma _pkg_recalculate("${_prefix}" ${_no_cmake_path} ${_no_cmake_environment_path} ${_imp_target} ${_imp_target_global}) endif() - if(NOT "${_extra_paths}" STREQUAL "") - # Restore the environment variable - set(ENV{PKG_CONFIG_PATH} "${_pkgconfig_path_old}") - endif() - - unset(_extra_paths) - unset(_pkgconfig_path_old) + _pkg_restore_path_internal() else() if (${_is_required}) message(SEND_ERROR "pkg-config tool not found") @@ -712,6 +703,34 @@ macro(pkg_search_module _prefix _module0) endif() endmacro() +#[========================================[.rst: +.. command:: pkg_get_variable + + Retrieves the value of a pkg-config variable ``varName`` and stores it in the + result variable ``resultVar`` in the calling scope. + + .. code-block:: cmake + + pkg_get_variable(<resultVar> <moduleName> <varName>) + + If ``pkg-config`` returns multiple values for the specified variable, + ``resultVar`` will contain a :ref:`;-list <CMake Language Lists>`. + + For example: + + .. code-block:: cmake + + pkg_get_variable(GI_GIRDIR gobject-introspection-1.0 girdir) +#]========================================] +function (pkg_get_variable result pkg variable) + _pkg_set_path_internal() + _pkgconfig_invoke("${pkg}" "prefix" "result" "" "--variable=${variable}") + set("${result}" + "${prefix_result}" + PARENT_SCOPE) + _pkg_restore_path_internal() +endfunction () + #[========================================[.rst: Variables Affecting Behavior diff --git a/Tests/RunCMake/FindPkgConfig/FindPkgConfig_GET_VARIABLE_PKGCONFIG_PATH.cmake b/Tests/RunCMake/FindPkgConfig/FindPkgConfig_GET_VARIABLE_PKGCONFIG_PATH.cmake new file mode 100644 index 0000000..f5f5c8c --- /dev/null +++ b/Tests/RunCMake/FindPkgConfig/FindPkgConfig_GET_VARIABLE_PKGCONFIG_PATH.cmake @@ -0,0 +1,21 @@ +# Prepare environment and variables +set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH FALSE) +if(WIN32) + set(ENV{CMAKE_PREFIX_PATH} "C:\\baz") + set(ENV{PKG_CONFIG_PATH} "${CMAKE_CURRENT_SOURCE_DIR}\\pc-bletch\\lib\\pkgconfig;X:\\this\\directory\\should\\not\\exist\\in\\the\\filesystem") +else() + set(ENV{CMAKE_PREFIX_PATH} "/baz") + set(ENV{PKG_CONFIG_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/pc-bletch/lib/pkgconfig:/this/directory/should/not/exist/in/the/filesystem") +endif() + +find_package(PkgConfig REQUIRED) +pkg_check_modules(BLETCH QUIET bletch) + +if (NOT BLETCH_FOUND) + message(FATAL_ERROR "Failed to find embedded package bletch via PKG_CONFIG_PATH") +endif () + +pkg_get_variable(bletchvar bletch jackpot) +if (NOT bletchvar STREQUAL "bletch-lives") + message(FATAL_ERROR "Failed to fetch variable jackpot from embedded package bletch via PKG_CONFIG_PATH") +endif () diff --git a/Tests/RunCMake/FindPkgConfig/FindPkgConfig_GET_VARIABLE_PREFIX_PATH.cmake b/Tests/RunCMake/FindPkgConfig/FindPkgConfig_GET_VARIABLE_PREFIX_PATH.cmake new file mode 100644 index 0000000..cfc0760 --- /dev/null +++ b/Tests/RunCMake/FindPkgConfig/FindPkgConfig_GET_VARIABLE_PREFIX_PATH.cmake @@ -0,0 +1,21 @@ +# Prepare environment and variables +set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH TRUE) +if(WIN32) + set(ENV{CMAKE_PREFIX_PATH} "${CMAKE_CURRENT_SOURCE_DIR}\\pc-bletch;X:\\this\\directory\\should\\not\\exist\\in\\the\\filesystem") + set(ENV{PKG_CONFIG_PATH} "C:\\baz") +else() + set(ENV{CMAKE_PREFIX_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/pc-bletch:/this/directory/should/not/exist/in/the/filesystem") + set(ENV{PKG_CONFIG_PATH} "/baz") +endif() + +find_package(PkgConfig REQUIRED) +pkg_check_modules(BLETCH QUIET bletch) + +if (NOT BLETCH_FOUND) + message(FATAL_ERROR "Failed to find embedded package bletch via CMAKE_PREFIX_PATH") +endif () + +pkg_get_variable(bletchvar bletch jackpot) +if (NOT bletchvar STREQUAL "bletch-lives") + message(FATAL_ERROR "Failed to fetch variable jackpot from embedded package bletch via CMAKE_PREFIX_PATH") +endif () diff --git a/Tests/RunCMake/FindPkgConfig/RunCMakeTest.cmake b/Tests/RunCMake/FindPkgConfig/RunCMakeTest.cmake index 671ff51..414d9b6 100644 --- a/Tests/RunCMake/FindPkgConfig/RunCMakeTest.cmake +++ b/Tests/RunCMake/FindPkgConfig/RunCMakeTest.cmake @@ -14,6 +14,8 @@ endif() find_package(PkgConfig) if (PKG_CONFIG_FOUND) run_cmake(FindPkgConfig_GET_VARIABLE) + run_cmake(FindPkgConfig_GET_VARIABLE_PREFIX_PATH) + run_cmake(FindPkgConfig_GET_VARIABLE_PKGCONFIG_PATH) run_cmake(FindPkgConfig_cache_variables) run_cmake(FindPkgConfig_IMPORTED_TARGET) run_cmake(FindPkgConfig_VERSION_OPERATORS) diff --git a/Tests/RunCMake/FindPkgConfig/pc-bletch/lib/pkgconfig/bletch.pc b/Tests/RunCMake/FindPkgConfig/pc-bletch/lib/pkgconfig/bletch.pc new file mode 100644 index 0000000..04d2c1b --- /dev/null +++ b/Tests/RunCMake/FindPkgConfig/pc-bletch/lib/pkgconfig/bletch.pc @@ -0,0 +1,12 @@ +prefix=/opt/bletch +exec_prefix=${prefix} +libdir=${exec_prefix}/lib +includedir=${prefix}/include + +jackpot=bletch-lives + +Name: Bletch +Description: Dummy packaget to test variable support +Version: 1.0 +Libs: -L${libdir} -lbletch +Cflags: -Dbletch_version=1 |