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cmake/CheckStructMember.cmake
42 строки
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brarcher
Initial commit of cmake support, based on mloskot patch
25 дек 2013, 07:03
25 дек 2013, 07:03
1145bd7
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# - Check if the given struct or class has the specified member variable # CHECK_STRUCT_MEMBER (STRUCT MEMBER HEADER VARIABLE) # # STRUCT - the name of the struct or class you are interested in # MEMBER - the member which existence you want to check # HEADER - the header(s) where the prototype should be declared # VARIABLE - variable to store the result # # The following variables may be set before calling this macro to # modify the way the check is run: # # CMAKE_REQUIRED_FLAGS = string of compile command line flags # CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar) # CMAKE_REQUIRED_INCLUDES = list of include directories # 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_STRUCT_MEMBER _STRUCT _MEMBER _HEADER _RESULT) SET(_INCLUDE_FILES) FOREACH (it ${_HEADER}) SET(_INCLUDE_FILES "${_INCLUDE_FILES}#include <${it}>\n") ENDFOREACH (it) SET(_CHECK_STRUCT_MEMBER_SOURCE_CODE " ${_INCLUDE_FILES} int main() { static ${_STRUCT} tmp; if (sizeof(tmp.${_MEMBER})) return 0; return 0; } ") CHECK_C_SOURCE_COMPILES("${_CHECK_STRUCT_MEMBER_SOURCE_CODE}" ${_RESULT}) ENDMACRO (CHECK_STRUCT_MEMBER)