mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-05 03:01:05 +00:00
51d46f733a
2002-07-25 Ulrich Drepper <drepper@redhat.com> * sysdeps/wordsize-32/divdi3.c: Define __divdi3_internal. * sysdeps/wordsize-32/lldiv.c: Make gcc use __divdi3_internal instead of __divdi3. * sysdeps/unix/sysv/linux/adjtime.c: Use __adjtimex_internal. * sysdeps/unix/sysv/linux/ntp_gettime.c: Likewise. * sysdeps/unix/sysv/linux/syscalls.list: Add __adjtimex_internal alias for adjtimex syscall. * elf/dl-minimal.c: Define __assert_fail_internal. * assert/assert.c: Likewise. * include/assert.h: Define __assert_file macro if !SHARED and not NOT_IN_libc. * iconv/Makefile: Define NOT_IN_libc for objects in standalone programs. * locale/Makefile: Likewise. * nscd/Makefile: Likewise. * catgets/Makefile: Likewise. succesful seek call. Simplify error checking.
100 lines
2.3 KiB
C
100 lines
2.3 KiB
C
/* Copyright (C) 1995, 1996, 1997, 1998, 2002 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 Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <errno.h>
|
|
#include <limits.h>
|
|
#include <sys/time.h>
|
|
#include <sys/timex.h>
|
|
|
|
#define MAX_SEC (INT_MAX / 1000000L - 2)
|
|
#define MIN_SEC (INT_MIN / 1000000L + 2)
|
|
|
|
#ifndef MOD_OFFSET
|
|
#define modes mode
|
|
#endif
|
|
|
|
#ifndef TIMEVAL
|
|
#define TIMEVAL timeval
|
|
#endif
|
|
|
|
#ifndef TIMEX
|
|
#define TIMEX timex
|
|
#endif
|
|
|
|
#ifndef ADJTIME
|
|
#define ADJTIME __adjtime
|
|
#endif
|
|
|
|
#ifndef ADJTIMEX
|
|
#define NO_LOCAL_ADJTIME
|
|
#define ADJTIMEX(x) INTUSE(__adjtimex) (x)
|
|
extern int INTUSE(__adjtimex) (struct timex *__ntx);
|
|
#endif
|
|
|
|
#ifndef LINKAGE
|
|
#define LINKAGE
|
|
#endif
|
|
|
|
LINKAGE int
|
|
ADJTIME (itv, otv)
|
|
const struct TIMEVAL *itv;
|
|
struct TIMEVAL *otv;
|
|
{
|
|
struct TIMEX tntx;
|
|
|
|
if (itv)
|
|
{
|
|
struct TIMEVAL tmp;
|
|
|
|
/* We will do some check here. */
|
|
tmp.tv_sec = itv->tv_sec + itv->tv_usec / 1000000L;
|
|
tmp.tv_usec = itv->tv_usec % 1000000L;
|
|
if (tmp.tv_sec > MAX_SEC || tmp.tv_sec < MIN_SEC)
|
|
{
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
tntx.offset = tmp.tv_usec + tmp.tv_sec * 1000000L;
|
|
tntx.modes = ADJ_OFFSET_SINGLESHOT;
|
|
}
|
|
else
|
|
tntx.modes = 0;
|
|
|
|
if (ADJTIMEX (&tntx) < 0)
|
|
return -1;
|
|
|
|
if (otv)
|
|
{
|
|
if (tntx.offset < 0)
|
|
{
|
|
otv->tv_usec = -(-tntx.offset % 1000000);
|
|
otv->tv_sec = -(-tntx.offset / 1000000);
|
|
}
|
|
else
|
|
{
|
|
otv->tv_usec = tntx.offset % 1000000;
|
|
otv->tv_sec = tntx.offset / 1000000;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#ifdef NO_LOCAL_ADJTIME
|
|
weak_alias (__adjtime, adjtime)
|
|
#endif
|