glibc/sysdeps/mach/hurd/lutimes.c

54 lines
1.8 KiB
C
Raw Normal View History

/* lutimes -- change access and modification times of a symlink. Hurd version.
Copyright (C) 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 <sys/time.h>
#include <errno.h>
#include <stddef.h>
#include <hurd.h>
#include <fcntl.h>
/* Change the access time of FILE to TVP[0] and
the modification time of FILE to TVP[1]. */
int
__lutimes (const char *file, const struct timeval tvp[2])
{
struct timeval timevals[2];
error_t err;
file_t port;
if (tvp == NULL)
{
/* Setting the number of microseconds to `-1' tells the
underlying filesystems to use the current time. */
timevals[1].tv_usec = timevals[0].tv_usec = (time_t)-1;
tvp = timevals;
}
port = __file_name_lookup (file, O_NOLINK, 0);
if (port == MACH_PORT_NULL)
return -1;
err = __file_utimes (port,
*(time_value_t *) &tvp[0], *(time_value_t *) &tvp[1]);
__mach_port_deallocate (__mach_task_self (), port);
if (err)
return __hurd_fail (err);
return 0;
}
weak_alias (__lutimes, lutimes)