mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-22 10:50:07 +00:00
a5113b141c
Thu Aug 8 16:17:38 1996 Ulrich Drepper <drepper@cygnus.com> * pwd/getpwent.c: Define BUFLEN from NSS_BUFLEN_PASSWD. * pwd/getpwent_r.c: Likewise. * pwd/getpwnam.c: Likewise. * pwd/getpwnam_r.c: Likewise. * pwd/getpwuid.c: Likewise. * pwd/getpwuid_r.c: Likewise. * grp/getgrent.c: Define BUFLEN from NSS_BUFLEN_GROUP. * grp/getgrent_r.c: Likewise. * grp/getgrgid.c: Likewise. * grp/getgrgid_r.c: Likewise. * grp/getgrnam.c: Likewise. * pwd/fgetpwent_r.c: New file. Reentrant version of fgetpwent. * pwd/fgetpwent.c: Rewrite to use fgetpwent_r. * pwd/Makefile (routines): Add fgetpwent_r. * pwd/pwd.h: Add prototypes for __fgetpwent_r and fgetpwent_r. * grp/fgetgrent_r.c: New file. Reentrant version of fgetgrent. * grp/fgetgrent.c: Rewrite to use fgetgrent_r. * grp/Makefile (routines): Add fgetgrent_r. * grp/grp.h: Add prototypes for __fgetgrent_r and fgetgrent_r. Implement shadow password lookup functions. This is no complete shadow password suite. * shadow/Makefile: New file. * shadow/fgetspent.c: New file. * shadow/fgetspent_r.c: New file. * shadow/getspent.c: New file. * shadow/getspent_r.c: New file. * shadow/getspnam.c: New file. * shadow/getspnam_r.c: New file. * shadow/putspent.c: New file. * shadow/sgetspent.c: New file. * shadow/sgetspent_r.c: New file. * shadow/shadow.h: New file. * shadow/spwd-lookup.c: New file. * shadow/nss_files/files-spwd.c: New file. Thu Aug 8 13:33:45 1996 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/ftime.c: New file. Available system call is only a stub. Reported by Matthias Urlichs. * Makeconfig [!default_cflags]: Change default value from `-g' to `-g -O'. * configure.in: Recognize i686. * sysdeps/i386/i686/Implies: Default on i586 optimized code. Thu Aug 8 12:40:20 1996 Matthias Urlichs <smurf@smurf.noris.de> * Makeconfig [$(build-omitfp) == yes]: Add to CFLAGS-.so value of CFLAGS-.o, not CFLAGS-o. * sysdeps/unix/sysv/linux/init-first.c (init): Add volatile pointer to ourself. Otherwise `gcc -O3' optimized init away. sure that all tables in binary file are word-aligned.
91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
/* localtime -- convert `time_t' to `struct tm' in local time zone
|
|
Copyright (C) 1991, 92, 93, 95, 96 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#include <errno.h>
|
|
#include <time.h>
|
|
#include <libc-lock.h>
|
|
|
|
/* The C Standard says that localtime and gmtime return the same pointer. */
|
|
struct tm _tmbuf;
|
|
|
|
/* Return the `struct tm' representation of *TIMER in the local timezone. */
|
|
struct tm *
|
|
localtime (timer)
|
|
const time_t *timer;
|
|
{
|
|
return __localtime_r (timer, &_tmbuf);
|
|
}
|
|
|
|
struct tm *
|
|
__localtime_r (timer, tp)
|
|
const time_t *timer;
|
|
struct tm *tp;
|
|
{
|
|
/* This lock is defined in tzset.c and locks all the data defined there
|
|
and in tzfile.c; the internal functions do no locking themselves.
|
|
This lock is only taken here and in `tzset'. */
|
|
__libc_lock_define (extern, __tzset_lock)
|
|
extern int __tzset_run, __use_tzfile;
|
|
extern int __tz_compute __P ((time_t timer, struct tm *tp));
|
|
extern int __tzfile_compute __P ((time_t timer,
|
|
long int *leap_correct, int *leap_hit));
|
|
long int leap_correction;
|
|
int leap_extra_secs;
|
|
|
|
if (timer == NULL)
|
|
{
|
|
errno = EINVAL;
|
|
return NULL;
|
|
}
|
|
|
|
__libc_lock_lock (__tzset_lock);
|
|
|
|
/* Make sure the database is initialized. */
|
|
if (! __tzset_run)
|
|
__tzset ();
|
|
|
|
if (__use_tzfile)
|
|
{
|
|
if (! __tzfile_compute (*timer, &leap_correction, &leap_extra_secs))
|
|
tp = NULL;
|
|
}
|
|
else
|
|
{
|
|
tp = __gmtime_r (timer, tp);
|
|
if (tp && ! __tz_compute (*timer, tp))
|
|
tp = NULL;
|
|
leap_correction = 0L;
|
|
leap_extra_secs = 0;
|
|
}
|
|
|
|
if (tp)
|
|
{
|
|
__offtime (timer, __timezone - leap_correction, tp);
|
|
tp->tm_sec += leap_extra_secs;
|
|
tp->tm_isdst = __daylight;
|
|
tp->tm_gmtoff = __timezone;
|
|
tp->tm_zone = __tzname[__daylight];
|
|
}
|
|
|
|
__libc_lock_unlock (__tzset_lock);
|
|
|
|
return tp;
|
|
}
|
|
weak_alias (__localtime_r, localtime_r)
|