CMake/Source/kwsys/kwsysPlatformTestsC.c

52 lines
1.1 KiB
C

/*
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