cmake/TestFileOffsetBits.c

   1 #include <sys/types.h>
   2
   3 int main()
   4 {
   5   /* Cause a compile-time error if off_t is smaller than 64 bits */
   6 #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
   7   int off_t_is_large[ (LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1 ];
   8   return off_t_is_large[0];
   9 }
  10