// Copyright: CC0

// Compare timegm() with util_timegm()

// NB Need to force util_timegm() to use our fallback version

// Otherwise it will be using timegm()

#include <glib.h>

#include <glib/gstdio.h>

#include <time.h>

#include "util.h"

// run like - 'for now':

// ./test_time $(date "%Y:%m:%d-%H:%M:%S")

// Or manually substitute interesting dates as appropriate

// e.g. '2400:03:01-10:11:12'

int main(int argc, char *argv[])

{

#if !GLIB_CHECK_VERSION(2,36,0)

g_type_init ();

#endif

if ( !argv[1] ) {

g_printerr ( "Nothing specified\n" );

return 1;

}

struct tm Time;

Time.tm_wday = 0;

Time.tm_yday = 0;

Time.tm_isdst = 0; // there is no DST in UTC

sscanf(argv[1], "%d:%d:%d-%d:%d:%d",

&Time.tm_year, &Time.tm_mon,

&Time.tm_mday, &Time.tm_hour,

&Time.tm_min, &Time.tm_sec);

Time.tm_year -= 1900;

Time.tm_mon -= 1;

time_t thetime = util_timegm ( &Time );

if ( thetime != timegm ( &Time ) ) {

g_printf ("%s - %lu - %lu\n", argv[1], thetime, timegm(&Time));

g_printf ("diff = %ld\n", (thetime - timegm(&Time)));

return 1;

}

return 0;

}