diff options
Diffstat (limited to 'Modules/FindPkgConfig.cmake')
| -rw-r--r-- | Modules/FindPkgConfig.cmake | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake index c79f20f..b7e6442 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 |