mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-09 04:11:27 +08:00
58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/* lutimes -- change access and modification times of a symlink. Hurd version.
|
|
Copyright (C) 2002-2013 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, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#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])
|
|
{
|
|
union tv
|
|
{
|
|
struct timeval tv;
|
|
time_value_t tvt;
|
|
};
|
|
const union tv *u = (const union tv *) tvp;
|
|
union tv nulltv[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. */
|
|
nulltv[0].tvt.microseconds = nulltv[1].tvt.microseconds = -1;
|
|
u = nulltv;
|
|
}
|
|
|
|
port = __file_name_lookup (file, O_NOLINK, 0);
|
|
if (port == MACH_PORT_NULL)
|
|
return -1;
|
|
err = __file_utimes (port, u[0].tvt, u[1].tvt);
|
|
__mach_port_deallocate (__mach_task_self (), port);
|
|
if (err)
|
|
return __hurd_fail (err);
|
|
return 0;
|
|
}
|
|
weak_alias (__lutimes, lutimes)
|