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| author | Robert Maynard <robert.maynard@kitware.com> | 2020-09-25 14:58:18 -0400 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2020-09-28 09:07:54 -0400 |
| commit | 90dead024c5adee57e5ea3f3c90aed297d41ce3a (patch) | |
| tree | 421c29f6c1d89bd68f23b5ce8f7c7330396d2149 /Modules/CheckCCompilerFlag.cmake | |
| parent | 0cd1ef0932dfb4c0c2c7d0eaa5d91a8593b3a3d7 (diff) | |
| download | cmake-90dead024c5adee57e5ea3f3c90aed297d41ce3a.tar.gz | |
CheckCompilerFlag: unified way to check compiler flags per language
Diffstat (limited to 'Modules/CheckCCompilerFlag.cmake')
| -rw-r--r-- | Modules/CheckCCompilerFlag.cmake | 26 |
1 files changed, 5 insertions, 21 deletions
diff --git a/Modules/CheckCCompilerFlag.cmake b/Modules/CheckCCompilerFlag.cmake index 1452b51866..f835f29692 100644 --- a/Modules/CheckCCompilerFlag.cmake +++ b/Modules/CheckCCompilerFlag.cmake @@ -34,24 +34,8 @@ effect or even a specific one is beyond the scope of this module. include_guard(GLOBAL) include(CheckCSourceCompiles) -include(CMakeCheckCompilerFlagCommonPatterns) - -function(check_c_compiler_flag _flag _var) - set(CMAKE_REQUIRED_DEFINITIONS "${_flag}") - - # Normalize locale during test compilation. - set(_locale_vars LC_ALL LC_MESSAGES LANG) - foreach(v IN LISTS _locale_vars) - set(_locale_vars_saved_${v} "$ENV{${v}}") - set(ENV{${v}} C) - endforeach() - check_compiler_flag_common_patterns(_common_patterns) - check_c_source_compiles("int main(void) { return 0; }" ${_var} - # Some compilers do not fail with a bad flag - FAIL_REGEX "command line option .* is valid for .* but not for C" # GNU - ${_common_patterns} - ) - foreach(v IN LISTS _locale_vars) - set(ENV{${v}} ${_locale_vars_saved_${v}}) - endforeach() -endfunction() +include(CheckCompilerFlag) + +macro (CHECK_C_COMPILER_FLAG _FLAG _RESULT) + check_compiler_flag(C "${_FLAG}" ${_RESULT}) +endmacro () |