From f4e0175f01498be2d3d260b4c36b693bed5267f6 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sat, 12 Jul 2003 18:48:39 +0000 Subject: Update. * sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_UTIMES for x86 and kernels > 2.5.75. * sysdeps/unix/sysv/linux/futimes.c (__futimes): Handle case with second parameter == NULL. * sysdeps/unix/sysv/linux/utimes.c: New file. 2003-07-12 Jakub Jelinek * sysdeps/unix/sysv/linux/futimes.c: Include kernel-features.h. * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_UTIMES): Fix a typo. 2003-07-12 Ulrich Drepper --- sysdeps/unix/sysv/linux/utimes.c | 59 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/utimes.c (limited to 'sysdeps/unix/sysv/linux/utimes.c') diff --git a/sysdeps/unix/sysv/linux/utimes.c b/sysdeps/unix/sysv/linux/utimes.c new file mode 100644 index 0000000000..57b82f9237 --- /dev/null +++ b/sysdeps/unix/sysv/linux/utimes.c @@ -0,0 +1,59 @@ +/* Copyright (C) 1995, 1997, 2000, 2003 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 +#include +#include +#include +#include "kernel-features.h" + + +/* Change the access time of FILE to TVP[0] and + the modification time of FILE to TVP[1]. */ +int +__utimes (const char *file, const struct timeval tvp[2]) +{ +#ifdef __NR_utimes + int result = INLINE_SYSCALL (utimes, 2, file, tvp); +# ifndef __ASSUME_UTIMES + if (result != -1 || errno != ENOSYS) +# endif + return result; +#endif + + /* The utimes() syscall does not exist or is not available in the + used kernel. Use utime(). For this we have to convert to the + data format utime() expects. */ +#ifndef __ASSUME_UTIMES + struct utimbuf buf; + struct utimbuf *times; + + if (tvp != NULL) + { + times = &buf; + buf.actime = tvp[0].tv_sec + tvp[0].tv_usec >= 500000; + buf.modtime = tvp[1].tv_sec + tvp[1].tv_usec >= 500000; + } + else + times = NULL; + + return INLINE_SYSCALL (utime, 2, file, times); +#endif +} + +weak_alias (__utimes, utimes) -- cgit v1.2.3-65-gdbad