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authorRobert Maynard <robert.maynard@kitware.com>2020-09-25 18:58:18 (GMT)
committerBrad King <brad.king@kitware.com>2020-09-28 13:07:54 (GMT)
commit90dead024c5adee57e5ea3f3c90aed297d41ce3a (patch)
tree421c29f6c1d89bd68f23b5ce8f7c7330396d2149 /Modules/CheckOBJCCompilerFlag.cmake
parent0cd1ef0932dfb4c0c2c7d0eaa5d91a8593b3a3d7 (diff)
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CheckCompilerFlag: unified way to check compiler flags per language
Diffstat (limited to 'Modules/CheckOBJCCompilerFlag.cmake')
-rw-r--r--Modules/CheckOBJCCompilerFlag.cmake27
1 files changed, 2 insertions, 25 deletions
diff --git a/Modules/CheckOBJCCompilerFlag.cmake b/Modules/CheckOBJCCompilerFlag.cmake
index a98f429..df9d724 100644
--- a/Modules/CheckOBJCCompilerFlag.cmake
+++ b/Modules/CheckOBJCCompilerFlag.cmake
@@ -36,31 +36,8 @@ effect or even a specific one is beyond the scope of this module.
include_guard(GLOBAL)
include(CheckOBJCSourceCompiles)
-include(CMakeCheckCompilerFlagCommonPatterns)
+include(CheckCompilerFlag)
macro (CHECK_OBJC_COMPILER_FLAG _FLAG _RESULT)
- set(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}")
- set(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
-
- # Normalize locale during test compilation.
- set(_CheckOBJCCompilerFlag_LOCALE_VARS LC_ALL LC_MESSAGES LANG)
- foreach(v ${_CheckOBJCCompilerFlag_LOCALE_VARS})
- set(_CheckOBJCCompilerFlag_SAVED_${v} "$ENV{${v}}")
- set(ENV{${v}} OBJC)
- endforeach()
- CHECK_COMPILER_FLAG_COMMON_PATTERNS(_CheckOBJCCompilerFlag_COMMON_PATTERNS)
- CHECK_OBJC_SOURCE_COMPILES("#ifndef __OBJC__\n# error \"Not an Objective-C compiler\"\n#endif\nint main(void) { return 0; }" ${_RESULT}
- # Some compilers do not fail with a bad flag
- FAIL_REGEX "command line option .* is valid for .* but not for Objective-C" # GNU
- FAIL_REGEX "argument unused during compilation: .*" # Clang
- ${_CheckOBJCCompilerFlag_COMMON_PATTERNS}
- )
- foreach(v ${_CheckOBJCCompilerFlag_LOCALE_VARS})
- set(ENV{${v}} ${_CheckOBJCCompilerFlag_SAVED_${v}})
- unset(_CheckOBJCCompilerFlag_SAVED_${v})
- endforeach()
- unset(_CheckOBJCCompilerFlag_LOCALE_VARS)
- unset(_CheckOBJCCompilerFlag_COMMON_PATTERNS)
-
- set (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
+ check_compiler_flag(OBJC "${_FLAG}" ${_RESULT})
endmacro ()