diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/futimes.c')
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/futimes.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/futimes.c b/REORG.TODO/sysdeps/unix/sysv/linux/futimes.c new file mode 100644 index 0000000000..af79cb1508 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/futimes.c @@ -0,0 +1,51 @@ +/* futimes -- change access and modification times of open file. Linux version. + Copyright (C) 2002-2017 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 <errno.h> +#include <sysdep.h> +#include <string.h> +#include <time.h> +#include <utime.h> +#include <sys/time.h> +#include <_itoa.h> +#include <fcntl.h> + + +/* Change the access time of the file associated with FD to TVP[0] and + the modification time of FILE to TVP[1]. + + Starting with 2.6.22 the Linux kernel has the utimensat syscall which + can be used to implement futimes. */ +int +__futimes (int fd, const struct timeval tvp[2]) +{ + /* The utimensat system call expects timespec not timeval. */ + struct timespec ts[2]; + if (tvp != NULL) + { + if (tvp[0].tv_usec < 0 || tvp[0].tv_usec >= 1000000 + || tvp[1].tv_usec < 0 || tvp[1].tv_usec >= 1000000) + return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); + + TIMEVAL_TO_TIMESPEC (&tvp[0], &ts[0]); + TIMEVAL_TO_TIMESPEC (&tvp[1], &ts[1]); + } + + return INLINE_SYSCALL (utimensat, 4, fd, NULL, tvp ? &ts : NULL, 0); +} +weak_alias (__futimes, futimes) |