time zone problems
Oron Peled
oron at actcom.co.il
Sun Mar 29 20:22:08 IDT 2009
(oops, the mailing list wasn't addressed in previous copy).
Erez:
> struct tm time_str;
> ...
> int d=timegm(&time_str)-timelocal(&time_str);
> printf("%d\n",d);
>
>
> prints 7200 (which is 2*3600 -> two hours).
>
>
> any idea ?
> or in in other words, how the f@#k i get the offset from GMT c-code ?
glibc-specific solution is easy:
struct tm *tm;
time_t t;
t = time(NULL);
tm = localtime(&t);
printf("OFF=%ld\n", tm->tm_gmtoff);
My system output:
OFF=10800 # this is 3 hours
--
Oron Peled Voice: +972-4-8228492
oron at actcom.co.il http://www.actcom.co.il/~oron
"Simplicity is prerequisite for reliability."
-- Edsger Wybe Dijkstra
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