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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
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Copyright (C) 1991, 92, 93, 95, 96 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <errno.h>
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#include <time.h>
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#include <libc-lock.h>
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/* The C Standard says that localtime and gmtime return the same pointer. */
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struct tm _tmbuf;
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/* Return the `struct tm' representation of *TIMER in the local timezone. */
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struct tm *
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localtime (timer)
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const time_t *timer;
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{
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return __localtime_r (timer, &_tmbuf);
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}
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struct tm *
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__localtime_r (timer, tp)
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const time_t *timer;
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struct tm *tp;
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{
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/* This lock is defined in tzset.c and locks all the data defined there
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and in tzfile.c; the internal functions do no locking themselves.
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This lock is only taken here and in `tzset'. */
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__libc_lock_define (extern, __tzset_lock)
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extern int __tzset_run, __use_tzfile;
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extern int __tz_compute __P ((time_t timer, struct tm *tp));
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extern int __tzfile_compute __P ((time_t timer,
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long int *leap_correct, int *leap_hit));
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long int leap_correction;
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int leap_extra_secs;
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if (timer == NULL)
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{
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errno = EINVAL;
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return NULL;
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}
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__libc_lock_lock (__tzset_lock);
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/* Make sure the database is initialized. */
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if (! __tzset_run)
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__tzset ();
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if (__use_tzfile)
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{
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if (! __tzfile_compute (*timer, &leap_correction, &leap_extra_secs))
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tp = NULL;
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}
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else
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{
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tp = __gmtime_r (timer, tp);
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if (tp && ! __tz_compute (*timer, tp))
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tp = NULL;
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leap_correction = 0L;
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leap_extra_secs = 0;
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}
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if (tp)
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{
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__offtime (timer, __timezone - leap_correction, tp);
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tp->tm_sec += leap_extra_secs;
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tp->tm_isdst = __daylight;
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tp->tm_gmtoff = __timezone;
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tp->tm_zone = __tzname[__daylight];
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}
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__libc_lock_unlock (__tzset_lock);
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return tp;
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}
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weak_alias (__localtime_r, localtime_r)
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