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Diffstat (limited to 'Source/kwsys/kwsysPlatformTestsC.c')
-rw-r--r-- | Source/kwsys/kwsysPlatformTestsC.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/Source/kwsys/kwsysPlatformTestsC.c b/Source/kwsys/kwsysPlatformTestsC.c new file mode 100644 index 000000000..e602964bb --- /dev/null +++ b/Source/kwsys/kwsysPlatformTestsC.c @@ -0,0 +1,100 @@ +/*============================================================================ + KWSys - Kitware System Library + Copyright 2000-2009 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +/* + Macros to define main() in a cross-platform way. + + Usage: + + int KWSYS_PLATFORM_TEST_C_MAIN() + { + return 0; + } + + int KWSYS_PLATFORM_TEST_C_MAIN_ARGS(argc, argv) + { + (void)argc; (void)argv; + return 0; + } +*/ +#if defined(__CLASSIC_C__) +# define KWSYS_PLATFORM_TEST_C_MAIN() \ + main() +# define KWSYS_PLATFORM_TEST_C_MAIN_ARGS(argc, argv) \ + main(argc,argv) int argc; char* argv[]; +#else +# define KWSYS_PLATFORM_TEST_C_MAIN() \ + main(void) +# define KWSYS_PLATFORM_TEST_C_MAIN_ARGS(argc, argv) \ + main(int argc, char* argv[]) +#endif + +/*--------------------------------------------------------------------------*/ +#ifdef TEST_KWSYS_C_HAS_PTRDIFF_T +#include <stddef.h> +int f(ptrdiff_t n) { return n > 0; } +int KWSYS_PLATFORM_TEST_C_MAIN() +{ + char* p = 0; + ptrdiff_t d = p - p; + (void)d; + return f(p - p); +} +#endif + +/*--------------------------------------------------------------------------*/ +#ifdef TEST_KWSYS_C_HAS_SSIZE_T +#include <unistd.h> +int f(ssize_t n) { return (int)n; } +int KWSYS_PLATFORM_TEST_C_MAIN() +{ + ssize_t n = 0; + return f(n); +} +#endif + +/*--------------------------------------------------------------------------*/ +#ifdef TEST_KWSYS_C_TYPE_MACROS +char* info_macros = +#if defined(__SIZEOF_SHORT__) +"INFO:macro[__SIZEOF_SHORT__]\n" +#endif +#if defined(__SIZEOF_INT__) +"INFO:macro[__SIZEOF_INT__]\n" +#endif +#if defined(__SIZEOF_LONG__) +"INFO:macro[__SIZEOF_LONG__]\n" +#endif +#if defined(__SIZEOF_LONG_LONG__) +"INFO:macro[__SIZEOF_LONG_LONG__]\n" +#endif +#if defined(__SHORT_MAX__) +"INFO:macro[__SHORT_MAX__]\n" +#endif +#if defined(__INT_MAX__) +"INFO:macro[__INT_MAX__]\n" +#endif +#if defined(__LONG_MAX__) +"INFO:macro[__LONG_MAX__]\n" +#endif +#if defined(__LONG_LONG_MAX__) +"INFO:macro[__LONG_LONG_MAX__]\n" +#endif + ""; + +int KWSYS_PLATFORM_TEST_C_MAIN_ARGS(argc, argv) +{ + int require = 0; + require += info_macros[argc]; + (void)argv; + return require; +} +#endif |