diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/bits/fcntl.h | 12 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/fcntl.c | 62 |
2 files changed, 67 insertions, 7 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/bits/fcntl.h b/sysdeps/unix/sysv/linux/i386/bits/fcntl.h index 4e19bf14d5..fd86c555a7 100644 --- a/sysdeps/unix/sysv/linux/i386/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/i386/bits/fcntl.h @@ -68,11 +68,9 @@ #define F_GETLK 5 /* Get record locking info. */ #define F_SETLK 6 /* Set record locking info (non-blocking). */ #define F_SETLKW 7 /* Set record locking info (blocking). */ - -/* XXX missing */ -#define F_GETLK64 5 /* Get record locking info. */ -#define F_SETLK64 6 /* Set record locking info (non-blocking). */ -#define F_SETLKW64 7 /* Set record locking info (blocking). */ +#define F_GETLK64 12 /* Get record locking info. */ +#define F_SETLK64 13 /* Set record locking info (non-blocking). */ +#define F_SETLKW64 14 /* Set record locking info (blocking). */ #if defined __USE_BSD || defined __USE_XOPEN2K # define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */ @@ -92,12 +90,12 @@ #define F_WRLCK 1 /* Write lock. */ #define F_UNLCK 2 /* Remove lock. */ -/* for old implementation of bsd flock () */ +/* For old implementation of bsd flock(). */ #define F_EXLCK 4 /* or 3 */ #define F_SHLCK 8 /* or 4 */ #ifdef __USE_BSD -/* operations for bsd flock(), also used by the kernel implementation */ +/* Operations for bsd flock(), also used by the kernel implementation. */ # define LOCK_SH 1 /* shared lock */ # define LOCK_EX 2 /* exclusive lock */ # define LOCK_NB 4 /* or'd with one of the above to prevent diff --git a/sysdeps/unix/sysv/linux/i386/fcntl.c b/sysdeps/unix/sysv/linux/i386/fcntl.c new file mode 100644 index 0000000000..457ec2e60b --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fcntl.c @@ -0,0 +1,62 @@ +/* Copyright (C) 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <stdarg.h> + +#include <sysdep.h> +#include <sys/syscall.h> +#include "../kernel-features.h" + + +int +__libc_fcntl (int fd, int cmd, ...) +{ + va_list ap; +#if __NR_fcntl64 + int result; +#endif + void *arg; + + va_start (ap, cmd); + arg = va_arg (ap, void *); + va_end (ap); + +#if __NR_fcntl64 + result = INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg); + +# if __ASSUME_FCNTL64 == 0 + if (result != -1 || errno != ENOSYS) +# endif + return result; +#endif + +#if __ASSUME_FCNTL64 == 0 + if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64) + { + __set_errno (EINVAL); + return -1; + } + + return INLINE_SYSCALL (fcntl, 3, fd, cmd, arg); +#endif +} + +weak_alias (__libc_fcntl, __fcntl) +weak_alias (__libc_fcntl, fcntl) |