Modules/CMakeCXXCompilerId.cpp.in

   1 /* This source file must have a .cpp extension so that all C++ compilers
   2    recognize the extension without flags.  Borland does not know .cxx for
   3    example.  */
   4 #ifndef __cplusplus
   5 # error "A C compiler has been selected for C++."
   6 #endif
   7
   8 #if defined(__COMO__)
   9 # define COMPILER_ID "Comeau"
  10
  11 #elif defined(__INTEL_COMPILER) || defined(__ICC)
  12 # define COMPILER_ID "Intel"
  13
  14 #elif defined(__BORLANDC__)
  15 # define COMPILER_ID "Borland"
  16
  17 #elif defined(__WATCOMC__)
  18 # define COMPILER_ID "Watcom"
  19
  20 #elif defined(__SUNPRO_CC)
  21 # define COMPILER_ID "SunPro"
  22
  23 #elif defined(__HP_aCC)
  24 # define COMPILER_ID "HP"
  25
  26 #elif defined(__DECCXX)
  27 # define COMPILER_ID "Compaq"
  28
  29 #elif defined(__IBMCPP__)
  30 # define COMPILER_ID "VisualAge"
  31
  32 #elif defined(__PGI)
  33 # define COMPILER_ID "PGI"
  34
  35 #elif defined(__GNUC__)
  36 # define COMPILER_ID "GNU"
  37
  38 #elif defined(_MSC_VER)
  39 # define COMPILER_ID "MSVC"
  40
  41 #elif defined(__ADSPBLACKFIN__) || defined(__ADSPTS__) || defined(__ADSP21000__)
  42 /* Analog Devices C++ compiler for Blackfin, TigerSHARC and
  43    SHARC (21000) DSPs */
  44 # define COMPILER_ID "ADSP"
  45
  46 #elif defined(_COMPILER_VERSION)
  47 # define COMPILER_ID "MIPSpro"
  48
  49 /* This compiler is either not known or is too old to define an
  50    identification macro.  Try to identify the platform and guess that
  51    it is the native compiler.  */
  52 #elif defined(__sgi)
  53 # define COMPILER_ID "MIPSpro"
  54
  55 #elif defined(__hpux) || defined(__hpua)
  56 # define COMPILER_ID "HP"
  57
  58 #else /* unknown compiler */
  59 # define COMPILER_ID ""
  60
  61 #endif
  62
  63 /* Construct the string literal in pieces to prevent the source from
  64    getting matched.  Store it in a pointer rather than an array
  65    because some compilers will just produce instructions to fill the
  66    array rather than assigning a pointer to a static array.  */
  67 char* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
  68
  69 @CMAKE_CXX_COMPILER_ID_PLATFORM_CONTENT@
  70
  71 /*--------------------------------------------------------------------------*/
  72
  73 int main(int argc, char* argv[])
  74 {
  75   int require = 0;
  76   require += info_compiler[argc];
  77   require += info_platform[argc];
  78   (void)argv;
  79   return require;
  80 }