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c27d207813
UTIME_OMIT. * sysdeps/unix/sysv/linux/x86_64/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_UTIMENSAT. * io/sys/stat.h: Declare utimensat, futimens. * io/utimensat.c: New file. * io/futimens.c: New file. * sysdeps/unix/sysv/linux/utimensat.c: New file. * sysdeps/unix/sysv/linux/futimens.c: New file. * io/Makefile (routines): Add utimensat, futimens. * io/Versions: Add utimensat, futimens to GLIBC_2.6. * sysdeps/unix/sysv/linux/lutimes.c: New file. * sysdeps/unix/sysv/linux/futimes.c: Use utimensat syscall if available. * include/sys/cdefs.h: Redefine __nonnull so that test for incorrect parameters in the libc code itself are not omitted.
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* Change access and modification times of open file. Linux version.
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Copyright (C) 2007 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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <sys/stat.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 TSP[0] and
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the modification time of FILE to TSP[1].
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Starting with 2.6.22 the Linux kernel has the utimensat syscall. */
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int
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utimensat (int fd, const char *file, const struct timespec tsp[2],
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int flags)
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{
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if (file == NULL)
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{
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__set_errno (EINVAL);
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return -1;
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}
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#ifdef __NR_utimensat
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return INLINE_SYSCALL (utimensat, 4, fd, file, tsp, flags);
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#else
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__set_errno (ENOSYS);
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return -1;
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#endif
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}
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#ifndef __NR_utimensat
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stub_warning (utimensat)
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# include <stub-tag.h>
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#endif
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