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glibc  2.9
localtime.c
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00001 /* Convert `time_t' to `struct tm' in local time zone.
00002    Copyright (C) 1991,92,93,95,96,97,98,2002 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <time.h>
00021 
00022 /* The C Standard says that localtime and gmtime return the same pointer.  */
00023 struct tm _tmbuf;
00024 
00025 
00026 /* Return the `struct tm' representation of *T in local time,
00027    using *TP to store the result.  */
00028 struct tm *
00029 __localtime_r (t, tp)
00030      const time_t *t;
00031      struct tm *tp;
00032 {
00033   return __tz_convert (t, 1, tp);
00034 }
00035 weak_alias (__localtime_r, localtime_r)
00036 
00037 
00038 /* Return the `struct tm' representation of *T in local time.  */
00039 struct tm *
00040 localtime (t)
00041      const time_t *t;
00042 {
00043   return __tz_convert (t, 1, &_tmbuf);
00044 }
00045 libc_hidden_def (localtime)