test_preprocessor.cxx

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// Try to check that compiler preprocessor definitions are sane.

#include <vcl_compiler.h>
#include <vcl_iostream.h>

int test_preprocessor_main(int /*argc*/,char* /*argv*/[])
{
  unsigned compiler_count = 0;
  unsigned major_count = 0;
  unsigned minor_count = 0;

#ifdef VCL_SGI_CC
  ++compiler_count;
#endif

#ifdef VCL_SGI_CC_6
  ++major_count;
#endif

#ifdef VCL_SGI_CC_7
  ++major_count;
#endif
#ifdef VCL_SGI_CC_720
  ++minor_count;
#endif
#ifdef VCL_SGI_CC_730
  ++minor_count;
#endif


#ifdef VCL_SUNPRO_CC
  ++compiler_count;
#endif

#ifdef VCL_SUNPRO_CC_5
  ++major_count;
#endif
#ifdef VCL_SUNPRO_CC_50
  ++minor_count;
#endif
#ifdef VCL_SUNPRO_CC_56
  ++minor_count;
#endif


#ifdef VCL_GCC
  ++compiler_count;
#endif

#ifdef VCL_GCC_2
  ++major_count;
#endif
#ifdef VCL_GCC_27
  ++minor_count;
#endif
#ifdef VCL_GCC_28
  ++minor_count;
#endif
#ifdef VCL_GCC_295
  ++minor_count;
#endif

#ifdef VCL_GCC_3
  ++major_count;
#endif
#ifdef VCL_GCC_30
  ++minor_count;
#endif
#ifdef VCL_GCC_31
  ++minor_count;
#endif
#ifdef VCL_GCC_32
  ++minor_count;
#endif
#ifdef VCL_GCC_33
  ++minor_count;
#endif
#ifdef VCL_GCC_34
  ++minor_count;
#endif
#ifdef VCL_GCC_35
  ++minor_count;
#endif

#ifdef VCL_GCC_4
  ++major_count;
#endif
#ifdef VCL_GCC_40
  ++minor_count;
#endif
#ifdef VCL_GCC_41
  ++minor_count;
#endif
#ifdef VCL_GCC_42
  ++minor_count;
#endif
#ifdef VCL_GCC_43
  ++minor_count;
#endif
#ifdef VCL_GCC_44
  ++minor_count;
#endif


#ifdef VCL_VC
  ++compiler_count;
#endif

#ifdef VCL_VC_8
  ++major_count;
#endif
#ifdef VCL_VC_80
  ++minor_count;
#endif
#ifdef VCL_VC_81
  ++minor_count;
#endif
#ifdef VCL_VC_82
  ++minor_count;
#endif
#ifdef VCL_VC_83
  ++minor_count;
#endif

#ifdef VCL_VC_7
  ++major_count;
#endif
#ifdef VCL_VC_70
  ++minor_count;
#endif
#ifdef VCL_VC_71
  ++minor_count;
#endif
#ifdef VCL_VC_72
  ++minor_count;
#endif
#ifdef VCL_VC_73
  ++minor_count;
#endif

#ifdef VCL_VC_6
  ++major_count;
#endif
#ifdef VCL_VC_60
  ++minor_count;
#endif

#ifdef VCL_VC_5
  ++major_count;
#endif
#ifdef VCL_VC_50
  ++minor_count;
#endif


#ifdef VCL_BORLAND
  ++compiler_count;
#endif

#ifdef VCL_BORLAND_5
  ++major_count;
#endif
#ifdef VCL_BORLAND_55
  ++minor_count;
#endif
#ifdef VCL_BORLAND_56
  ++minor_count;
#endif
#ifdef VCL_BORLAND_57
  ++minor_count;
#endif


#ifdef VCL_KAI
  ++compiler_count;
#endif


#ifdef VCL_ICC
  ++compiler_count;
#endif
#ifdef VCL_ICC_8
  ++major_count;
#endif
#ifdef VCL_ICC_80
  ++minor_count;
#endif
#ifdef VCL_ICC_81
  ++minor_count;
#endif
#ifdef VCL_ICC_82
  ++minor_count;
#endif


#ifdef VCL_COMO
  ++compiler_count;
#endif


#ifdef VCL_METRO_WERKS
  ++compiler_count;
#endif

  int result = 0;

  vcl_cout << "Compiler brand uniquely identified: ";
  if ( compiler_count == 1 ) {
    vcl_cout << "PASSED\n";
  } else if ( compiler_count < 1 ) {
    result = 1;
    vcl_cout << "FAILED\n"
             << "This compiler is not recognized by vcl_compiler.h.\n"
             << "Please contact the VXL maintainers and ask them\n"
             << "to fix it. ([e-mail])\n";
  } else if ( compiler_count > 1 ) {
    result = 1;
    vcl_cout << "FAILED\n"
             << "This compiler is recognized as multiple compilers\n"
             << "by vcl_compiler.h.\n"
             << "Please contact the VXL maintainers and ask them\n"
             << "to fix it. ([e-mail])\n";
  }

  vcl_cout << "Compiler release identified: ";
  if ( major_count == 1 ) {
    vcl_cout << "PASSED\n";
  } else if ( major_count > 1 ) {
    result = 1;
    vcl_cout << "FAILED\n"
             << "This release is recognized as multiple releases\n"
             << "by vcl_compiler.h.\n"
             << "Please contact the VXL maintainers and ask them\n"
             << "to fix it. ([e-mail])\n";
  } else {
    vcl_cout << "(not identified) PASSED\n";
  }

  vcl_cout << "Compiler version identified: ";
  if ( minor_count == 1 ) {
    vcl_cout << "PASSED\n";
  } else if ( minor_count > 1 ) {
    result = 1;
    vcl_cout << "FAILED\n"
             << "This version is recognized as multiple versions\n"
             << "by vcl_compiler.h.\n"
             << "Please contact the VXL maintainers and ask them\n"
             << "to fix it. ([e-mail])\n";
  } else {
    vcl_cout << "(not identified) PASSED\n";
  }

  vcl_cout <<  "Version identified implies release identified: ";
  if ( minor_count>0 && major_count==0 ) {
    result = 1;
    vcl_cout << "FAILED\n"
             << "This compiler defines a flag for the compiler version\n"
             << "(minor version) without defining a flag for the\n"
             << "corresponding release (major version)\n";
  } else {
    vcl_cout << "PASSED\n";
  }

  return result;
}