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- # - Check whether the C compiler supports a given flag in the
- # context of a stack checking compiler option.
- # CHECK_C_COMPILER_FLAG_SSP(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) 2006, Alexander Neundorf, <neundorf@kde.org>
- #
- # Redistribution and use is allowed according to the terms of the BSD license.
- # For details see the accompanying COPYING-CMAKE-SCRIPTS file.
- INCLUDE(CheckCSourceCompiles)
- MACRO (CHECK_C_COMPILER_FLAG_SSP _FLAG _RESULT)
- SET(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}")
- SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
- CHECK_C_SOURCE_COMPILES("int main(int argc, char **argv) { char buffer[256]; return buffer[argc]=0;}" ${_RESULT})
- SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
- ENDMACRO (CHECK_C_COMPILER_FLAG_SSP)
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