mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-04 19:00:09 +00:00
40873cdd38
The libc version is identical and built with same flags. The libc version is set as the default version. Checked on x86_64-linux-gnu.
66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/* Linux open syscall implementation, LFS.
|
|
Copyright (C) 1991-2021 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
#include <stdarg.h>
|
|
#include <sysdep-cancel.h>
|
|
#include <shlib-compat.h>
|
|
|
|
|
|
#ifdef __OFF_T_MATCHES_OFF64_T
|
|
# define EXTRA_OPEN_FLAGS 0
|
|
#else
|
|
# define EXTRA_OPEN_FLAGS O_LARGEFILE
|
|
#endif
|
|
|
|
/* Open FILE with access OFLAG. If O_CREAT or O_TMPFILE is in OFLAG,
|
|
a third argument is the file protection. */
|
|
int
|
|
__libc_open64 (const char *file, int oflag, ...)
|
|
{
|
|
int mode = 0;
|
|
|
|
if (__OPEN_NEEDS_MODE (oflag))
|
|
{
|
|
va_list arg;
|
|
va_start (arg, oflag);
|
|
mode = va_arg (arg, int);
|
|
va_end (arg);
|
|
}
|
|
|
|
return SYSCALL_CANCEL (openat, AT_FDCWD, file, oflag | EXTRA_OPEN_FLAGS,
|
|
mode);
|
|
}
|
|
|
|
strong_alias (__libc_open64, __open64)
|
|
libc_hidden_weak (__open64)
|
|
weak_alias (__libc_open64, open64)
|
|
|
|
#ifdef __OFF_T_MATCHES_OFF64_T
|
|
strong_alias (__libc_open64, __libc_open)
|
|
strong_alias (__libc_open64, __open)
|
|
libc_hidden_weak (__open)
|
|
weak_alias (__libc_open64, open)
|
|
#endif
|
|
|
|
#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1, GLIBC_2_2)
|
|
compat_symbol (libc, __libc_open64, open64, GLIBC_2_2);
|
|
#endif
|