diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/fcntlbits.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/fcntlbits.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/fcntlbits.h b/sysdeps/unix/sysv/linux/sparc/fcntlbits.h new file mode 100644 index 0000000000..3fc7240a66 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sparc/fcntlbits.h @@ -0,0 +1,96 @@ +/* O_*, F_*, FD_* bit values for Linux/SPARC. + Copyright (C) 1995, 1996, 1997 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. */ + +#ifndef _FCNTLBITS_H +#define _FCNTLBITS_H 1 + +#include <sys/types.h> + +/* In GNU, read and write are bits (unlike BSD). */ +#ifdef __USE_GNU +#define O_READ O_RDONLY /* Open for reading. */ +#define O_WRITE O_WRONLY /* Open for writing. */ +#endif + +/* open/fcntl - O_SYNC is only implemented on blocks devices and on files + located on an ext2 file system */ +#define O_RDONLY 0x0000 +#define O_WRONLY 0x0001 +#define O_RDWR 0x0002 +#define O_ACCMODE 0x0003 +#define O_APPEND 0x0008 +#define O_CREAT 0x0200 /* not fcntl */ +#define O_TRUNC 0x0400 /* not fcntl */ +#define O_EXCL 0x0800 /* not fcntl */ +#define O_SYNC 0x2000 +#define O_NONBLOCK 0x4000 +#define O_NDELAY (0x0004 | O_NONBLOCK) +#define O_NOCTTY 0x8000 /* not fcntl */ + +#define F_DUPFD 0 /* dup */ +#define F_GETFD 1 /* get f_flags */ +#define F_SETFD 2 /* set f_flags */ +#define F_GETFL 3 /* more flags (cloexec) */ +#define F_SETFL 4 +#define F_GETOWN 5 /* for sockets. */ +#define F_SETOWN 6 /* for sockets. */ +#define F_GETLK 7 +#define F_SETLK 8 +#define F_SETLKW 9 + +/* for F_[GET|SET]FL */ +#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ + +/* for posix fcntl() and lockf() */ +#define F_RDLCK 1 +#define F_WRLCK 2 +#define F_UNLCK 3 + +/* for old implementation of bsd flock () */ +#define F_EXLCK 4 /* or 3 */ +#define F_SHLCK 8 /* or 4 */ + +/* 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 + blocking */ +#define LOCK_UN 8 /* remove lock */ + +struct flock + { + short int l_type; + short int l_whence; + __off_t l_start; + __off_t l_len; + __pid_t l_pid; + short int __unused; + }; + +/* Define some more compatibility macros to be backward compatible with + BSD systems which did not managed to hide these kernel macros. */ +#ifdef __USE_BSD +#define FAPPEND O_APPEND +#define FFSYNC O_FSYNC +#define FASYNC O_ASYNC +#define FNONBLOCK O_NONBLOCK +#define FNDELAY O_NDELAY +#endif /* Use BSD. */ + +#endif |