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Diffstat (limited to 'CMakeScripts/HelperFunctions.cmake')
| -rw-r--r-- | CMakeScripts/HelperFunctions.cmake | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/CMakeScripts/HelperFunctions.cmake b/CMakeScripts/HelperFunctions.cmake new file mode 100644 index 000000000..0e6fff51a --- /dev/null +++ b/CMakeScripts/HelperFunctions.cmake @@ -0,0 +1,19 @@ +# pkg_check_variable() - a function to retrieve pkg-config variables in CMake +# +# source: http://bloerg.net/2015/03/06/pkg-config-variables-in-cmake.html + +find_package(PkgConfig REQUIRED) + +function(pkg_check_variable _pkg _name) + string(TOUPPER ${_pkg} _pkg_upper) + string(TOUPPER ${_name} _name_upper) + string(REPLACE "-" "_" _pkg_upper ${_pkg_upper}) + string(REPLACE "-" "_" _name_upper ${_name_upper}) + set(_output_name "${_pkg_upper}_${_name_upper}") + + execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=${_name} ${_pkg} + OUTPUT_VARIABLE _pkg_result + OUTPUT_STRIP_TRAILING_WHITESPACE) + + set("${_output_name}" "${_pkg_result}" CACHE STRING "pkg-config variable ${_name} of ${_pkg}") +endfunction() |