diff options
Diffstat (limited to 'cmake/modules/CheckCLinkerFlag.cmake')
-rw-r--r-- | cmake/modules/CheckCLinkerFlag.cmake | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/cmake/modules/CheckCLinkerFlag.cmake b/cmake/modules/CheckCLinkerFlag.cmake new file mode 100644 index 0000000000..4181da05f6 --- /dev/null +++ b/cmake/modules/CheckCLinkerFlag.cmake @@ -0,0 +1,22 @@ +# - Check whether the C linker supports a given flag. +# CHECK_C_LINKER_FLAG(FLAG VARIABLE) +# +# FLAG - the compiler flag +# VARIABLE - variable to store the result +# +# This actually calls the check_c_source_compiles macro. +# See help for CheckCSourceCompiles for a listing of variables +# that can modify the build. + +# Copyright (c) 2010, Joerg Mayer (see AUTHORS file) +# +# Redistribution and use is allowed according to the terms of the BSD license. + +INCLUDE(CheckCSourceCompiles) + +MACRO (CHECK_C_LINKER_FLAG _FLAG _RESULT) + SET(CMAKE_REQUIRED_FLAGS "${_FLAG}") + message(status "check linker flag - test linker flags: ${CMAKE_REQUIRED_FLAGS}") + CHECK_C_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT}) +ENDMACRO (CHECK_C_LINKER_FLAG) + |