time32gm.c raw

   1  #define _GNU_SOURCE
   2  #include "time32.h"
   3  #include <time.h>
   4  #include <errno.h>
   5  #include <stdint.h>
   6  
   7  time32_t __time32gm(struct tm *tm)
   8  {
   9  	time_t t = timegm(tm);
  10  	if (t < INT32_MIN || t > INT32_MAX) {
  11  		errno = EOVERFLOW;
  12  		return -1;
  13  	}
  14  	return t;
  15  }
  16