[cmake-commits] alex committed CheckCCompilerFlag.cmake NONE 1.1 CheckCXXCompilerFlag.cmake NONE 1.1

[cmake-commits at cmake.org]

Update of /cvsroot/CMake/CMake/Modules
In directory public:/mounts/ram/cvs-serv20389

Added Files:
	CheckCCompilerFlag.cmake CheckCXXCompilerFlag.cmake 
Log Message:
ENH: two macros to check whether the C/CXX compiler supports a given flag:
CHECK_CXX_COMPILER_FLAG("-Wall" COMPILER_SUPPORTS_WALL)

Alex


--- NEW FILE: CheckCCompilerFlag.cmake ---
# - Check whether the C compiler supports a given flag.
# CHECK_C_COMPILER_FLAG(FLAG VARIABLE)
#
#  FLAG - the compiler flag
#  VARIABLE - variable to store the result

# Copyright (c) 2006, Alexander Neundorf, <neundorf at 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 _FLAG _RESULT)
   SET(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}")
   SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
   CHECK_C_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT})
   SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
ENDMACRO (CHECK_C_COMPILER_FLAG)


--- NEW FILE: CheckCXXCompilerFlag.cmake ---
# - Check whether the CXX compiler supports a given flag.
# CHECK_CXX_COMPILER_FLAG(FLAG VARIABLE)
#
#  FLAG - the compiler flag
#  VARIABLE - variable to store the result

# Copyright (c) 2006, Alexander Neundorf, <neundorf at 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(CheckCXXSourceCompiles)

MACRO (CHECK_CXX_COMPILER_FLAG _FLAG _RESULT)
   SET(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}")
   SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
   CHECK_CXX_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT})
   SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
ENDMACRO (CHECK_CXX_COMPILER_FLAG)