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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/* Copyright (C) 1995-2014 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <stddef.h>
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#include <utime.h>
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#include <sys/time.h>
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#include <sysdep.h>
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#include <kernel-features.h>
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/* Change the access time of FILE to TVP[0] and
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the modification time of FILE to TVP[1]. */
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int
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__utimes (const char *file, const struct timeval tvp[2])
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{
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#ifdef __NR_utimes
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int result = INLINE_SYSCALL (utimes, 2, file, tvp);
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# ifndef __ASSUME_UTIMES
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if (result != -1 || errno != ENOSYS)
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# endif
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return result;
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#endif
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/* The utimes() syscall does not exist or is not available in the
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used kernel. Use utime(). For this we have to convert to the
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data format utime() expects. */
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#ifndef __ASSUME_UTIMES
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struct utimbuf buf;
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struct utimbuf *times;
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if (tvp != NULL)
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{
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times = &buf;
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buf.actime = tvp[0].tv_sec + tvp[0].tv_usec / 1000000;
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buf.modtime = tvp[1].tv_sec + tvp[1].tv_usec / 1000000;
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}
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else
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times = NULL;
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return INLINE_SYSCALL (utime, 2, file, times);
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#endif
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}
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weak_alias (__utimes, utimes)
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