diff options
Diffstat (limited to 'gmt2local.c')
-rw-r--r-- | gmt2local.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/gmt2local.c b/gmt2local.c deleted file mode 100644 index d6cd93b8532b..000000000000 --- a/gmt2local.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Copyright (c) 1997 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that: (1) source code distributions - * retain the above copyright notice and this paragraph in its entirety, (2) - * distributions including binary code include the above copyright notice and - * this paragraph in its entirety in the documentation or other materials - * provided with the distribution, and (3) all advertising materials mentioning - * features or use of this software display the following acknowledgement: - * ``This product includes software developed by the University of California, - * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of - * the University nor the names of its contributors may be used to endorse - * or promote products derived from this software without specific prior - * written permission. - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <netdissect-stdinc.h> - -#include <stdio.h> - -#ifdef HAVE_OS_PROTO_H -#include "os-proto.h" -#endif - -#include "gmt2local.h" - -/* - * Returns the difference between gmt and local time in seconds. - * Use gmtime() and localtime() to keep things simple. - */ -int32_t -gmt2local(time_t t) -{ - register int dt, dir; - register struct tm *gmt, *loc; - struct tm sgmt; - - if (t == 0) - t = time(NULL); - gmt = &sgmt; - *gmt = *gmtime(&t); - loc = localtime(&t); - dt = (loc->tm_hour - gmt->tm_hour) * 60 * 60 + - (loc->tm_min - gmt->tm_min) * 60; - - /* - * If the year or julian day is different, we span 00:00 GMT - * and must add or subtract a day. Check the year first to - * avoid problems when the julian day wraps. - */ - dir = loc->tm_year - gmt->tm_year; - if (dir == 0) - dir = loc->tm_yday - gmt->tm_yday; - dt += dir * 24 * 60 * 60; - - return (dt); -} |