CMake/Modules/CMakeCXXCompilerId.cpp.in
Stephen Kelly 9d285600d4 Project: Generate the CXX compiler Id test from multiple files.
This will allow sharing of the logic of the order to test compilers in
and the preprocessor macros used to do that and to determine the
version components.
2014-05-07 14:00:00 +02:00

45 lines
1.3 KiB
C++

/* This source file must have a .cpp extension so that all C++ compilers
recognize the extension without flags. Borland does not know .cxx for
example. */
#ifndef __cplusplus
# error "A C compiler has been selected for C++."
#endif
@CMAKE_CXX_COMPILER_ID_CONTENT@
/* Construct the string literal in pieces to prevent the source from
getting matched. Store it in a pointer rather than an array
because some compilers will just produce instructions to fill the
array rather than assigning a pointer to a static array. */
char const* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
#ifdef SIMULATE_ID
char const* info_simulate = "INFO" ":" "simulate[" SIMULATE_ID "]";
#endif
#ifdef __QNXNTO__
char const* qnxnto = "INFO" ":" "qnxnto";
#endif
@CMAKE_CXX_COMPILER_ID_PLATFORM_CONTENT@
@CMAKE_CXX_COMPILER_ID_ERROR_FOR_TEST@
/*--------------------------------------------------------------------------*/
int main(int argc, char* argv[])
{
int require = 0;
require += info_compiler[argc];
require += info_platform[argc];
#ifdef COMPILER_VERSION_MAJOR
require += info_version[argc];
#endif
#ifdef SIMULATE_ID
require += info_simulate[argc];
#endif
#ifdef SIMULATE_VERSION_MAJOR
require += info_simulate_version[argc];
#endif
(void)argv;
return require;
}