z_kmpkg_get_cmake_vars
warning
This is an internal helper function used internally to implement kmpkg. Behavior and arguments will change in breaking ways without notice. Do not use this function.
Runs a cmake configure with a dummy project to extract certain cmake variables
Usage
z_kmpkg_get_cmake_vars(<out-var>)
z_kmpkg_get_cmake_vars(cmake_vars_file) sets <out-var> to
a path to a generated CMake file, with the detected CMAKE_* variables
re-exported as KMPKG_DETECTED_*.
Notes
Avoid usage in portfiles.
All calls to z_kmpkg_get_cmake_vars will result in the same output file;
the output file is not generated multiple times.
Examples
z_kmpkg_get_cmake_vars(cmake_vars_file)
include("${cmake_vars_file}")
message(STATUS "detected CXX flags: ${KMPKG_DETECTED_CXX_FLAGS}")
See also kmpkg_configure_make.