# Copyright (c) 2011-2016, Matthieu FAESSEL and ARMINES
# All rights reserved.
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#     * Redistributions of source code must retain the above copyright
#       notice, this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of Matthieu FAESSEL, or ARMINES nor the
#       names of its contributors may be used to endorse or promote products
#       derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


include (CheckCCompilerFlag)
include (CheckCXXCompilerFlag)
macro(AddCompilerFlag _flag)
   string(REGEX REPLACE "[+/:= ]" "_" _flag_esc "${_flag}")
   check_c_compiler_flag("${_flag}" check_c_compiler_flag_${_flag_esc})
   check_cxx_compiler_flag("${_flag}" check_cxx_compiler_flag_${_flag_esc})
   if(check_c_compiler_flag_${_flag_esc})
      set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_flag}")
   endif(check_c_compiler_flag_${_flag_esc})
   if(check_cxx_compiler_flag_${_flag_esc})
      set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_flag}")
   endif(check_cxx_compiler_flag_${_flag_esc})
   if(${ARGC} EQUAL 2)
      set(${ARGV1} "${check_cxx_compiler_flag_${_flag_esc}}")
   endif(${ARGC} EQUAL 2)
endmacro(AddCompilerFlag)
