lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2026-01-06 11:51:29 +03:00
Code Activity

Update.

Browse Source 
* 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  <jakub@redhat.com>

	* 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  <drepper@redhat.com>
This commit is contained in:
Ulrich Drepper
2003-07-12 18:48:39 +00:00
parent 327e163789
commit f4e0175f01
4 changed files with 96 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
sysdeps/unix/sysv/linux/futimes.c
View File

@@ -23,6 +23,8 @@
#include <sys/time.h>
#include <stdio-common/_itoa.h>
#include "kernel-features.h"
/* Change the access time of FILE to TVP[0] and
the modification time of FILE to TVP[1], but do not follow symlinks.
@@ -32,9 +34,9 @@ int
__futimes (int fd, const struct timeval tvp[2])
{
static const char selffd[] = "/proc/self/fd/";
char buf[sizeof (selffd) + 3 * sizeof (int)];
buf[sizeof (buf) - 1] = '\0';
char *cp = _itoa_word (fd, buf + sizeof (buf) - 1, 10, 0);
char fname[sizeof (selffd) + 3 * sizeof (int)];
fname[sizeof (fname) - 1] = '\0';
char *cp = _itoa_word (fd, fname + sizeof (fname) - 1, 10, 0);
cp = memcpy (cp - sizeof (selffd) + 1, selffd, sizeof (selffd) - 1);
#ifdef __NR_utimes
@@ -49,12 +51,19 @@ __futimes (int fd, const struct timeval tvp[2])
used kernel. Use utime(). For this we have to convert to the
data format utime() expects. */
#ifndef __ASSUME_UTIMES
struct utimbuf ut =
struct utimbuf buf;
struct utimbuf *times;
if (tvp != NULL)
{
.actime = tvp[0].tv_sec + tvp[0].tv_usec >= 500000,
.modtime = tvp[1].tv_sec + tvp[1].tv_usec >= 500000
};
return INLINE_SYSCALL (utime, 2, cp, &ut);
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, cp, times);
#endif
}
weak_alias (__futimes, futimes)