cmake: fix crosstool-NG version check regex
@@ -12,11 +12,11 @@ endfunction()
function(crosstool_version_check expected_ctng_version)
execute_process(
- COMMAND ${CMAKE_C_COMPILER} -v
- ERROR_VARIABLE toolchain_stderr
- OUTPUT_QUIET)
+ COMMAND ${CMAKE_C_COMPILER} --version
+ OUTPUT_VARIABLE toolchain_version
+ ERROR_QUIET)
- string(REGEX MATCH "crosstool-ng-[0-9a-g\\.-]+" ctng_version "${toolchain_stderr}")
+ string(REGEX REPLACE ".*(crosstool-NG ([^\)]+)).*\n" "\\2" ctng_version "${toolchain_version}")
# We use FIND to match version instead of STREQUAL because some toolchains are built
# with longer git hash strings than others. This will match any version which starts with
# the expected version string.
