diff options
Diffstat (limited to 'rtemsbsd/include/rtems/bsd/sys/unistd.h')
| -rw-r--r-- | rtemsbsd/include/rtems/bsd/sys/unistd.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/rtemsbsd/include/rtems/bsd/sys/unistd.h b/rtemsbsd/include/rtems/bsd/sys/unistd.h new file mode 100644 index 00000000..2918d563 --- /dev/null +++ b/rtemsbsd/include/rtems/bsd/sys/unistd.h @@ -0,0 +1,188 @@ +/*- + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)unistd.h 8.2 (Berkeley) 1/7/94 + * $FreeBSD$ + */ + +#ifndef _SYS_UNISTD_HH_ +#define _SYS_UNISTD_HH_ + +#include <freebsd/sys/cdefs.h> + +/* + * POSIX options and option groups we unconditionally do or don't + * implement. Those options which are implemented (or not) entirely + * in user mode are defined in <unistd.h>. Please keep this list in + * alphabetical order. + * + * Anything which is defined as zero below **must** have an + * implementation for the corresponding sysconf() which is able to + * determine conclusively whether or not the feature is supported. + * Anything which is defined as other than -1 below **must** have + * complete headers, types, and function declarations as specified by + * the POSIX standard; however, if the relevant sysconf() function + * returns -1, the functions may be stubbed out. + */ +#define _POSIX_ADVISORY_INFO -1 +#define _POSIX_ASYNCHRONOUS_IO 0 +#define _POSIX_CHOWN_RESTRICTED 1 +#define _POSIX_CLOCK_SELECTION -1 +#define _POSIX_CPUTIME -1 +#define _POSIX_FSYNC 200112L +#define _POSIX_IPV6 0 +#define _POSIX_JOB_CONTROL 1 +#define _POSIX_MAPPED_FILES 200112L +#define _POSIX_MEMLOCK -1 +#define _POSIX_MEMLOCK_RANGE 200112L +#define _POSIX_MEMORY_PROTECTION 200112L +#define _POSIX_MESSAGE_PASSING 200112L +#define _POSIX_MONOTONIC_CLOCK 200112L +#define _POSIX_NO_TRUNC 1 +#define _POSIX_PRIORITIZED_IO -1 +#define _POSIX_PRIORITY_SCHEDULING 200112L +#define _POSIX_RAW_SOCKETS 200112L +#define _POSIX_REALTIME_SIGNALS 200112L +#define _POSIX_SEMAPHORES -1 +#define _POSIX_SHARED_MEMORY_OBJECTS 200112L +#define _POSIX_SPORADIC_SERVER -1 +#define _POSIX_SYNCHRONIZED_IO -1 +#define _POSIX_TIMEOUTS 200112L +#define _POSIX_TIMERS 200112L +#define _POSIX_TYPED_MEMORY_OBJECTS -1 +#define _POSIX_VDISABLE 0xff + +#if __XSI_VISIBLE +#define _XOPEN_SHM 1 +#define _XOPEN_STREAMS -1 +#endif + +/* + * Although we have saved user/group IDs, we do not use them in setuid + * as described in POSIX 1003.1, because the feature does not work for + * root. We use the saved IDs in seteuid/setegid, which are not currently + * part of the POSIX 1003.1 specification. XXX revisit for 1003.1-2001 + * as this is now mandatory. + */ +#ifdef _NOT_AVAILABLE +#define _POSIX_SAVED_IDS 1 /* saved set-user-ID and set-group-ID */ +#endif + +/* Define the POSIX.1 version we target for compliance. */ +#define _POSIX_VERSION 200112L + +/* access function */ +#define F_OK 0 /* test for existence of file */ +#define X_OK 0x01 /* test for execute or search permission */ +#define W_OK 0x02 /* test for write permission */ +#define R_OK 0x04 /* test for read permission */ + +/* whence values for lseek(2) */ +#ifndef SEEK_SET +#define SEEK_SET 0 /* set file offset to offset */ +#define SEEK_CUR 1 /* set file offset to current plus offset */ +#define SEEK_END 2 /* set file offset to EOF plus offset */ +#endif +#if __BSD_VISIBLE +#define SEEK_DATA 3 /* set file offset to next data past offset */ +#define SEEK_HOLE 4 /* set file offset to next hole past offset */ +#endif + +#ifndef _POSIX_SOURCE +/* whence values for lseek(2); renamed by POSIX 1003.1 */ +#define L_SET SEEK_SET +#define L_INCR SEEK_CUR +#define L_XTND SEEK_END +#endif + +/* configurable pathname variables */ +#define _PC_LINK_MAX 1 +#define _PC_MAX_CANON 2 +#define _PC_MAX_INPUT 3 +#define _PC_NAME_MAX 4 +#define _PC_PATH_MAX 5 +#define _PC_PIPE_BUF 6 +#define _PC_CHOWN_RESTRICTED 7 +#define _PC_NO_TRUNC 8 +#define _PC_VDISABLE 9 + +#if __POSIX_VISIBLE >= 199309 +#define _PC_ASYNC_IO 53 +#define _PC_PRIO_IO 54 +#define _PC_SYNC_IO 55 +#endif + +#if __POSIX_VISIBLE >= 200112 +#define _PC_ALLOC_SIZE_MIN 10 +#define _PC_FILESIZEBITS 12 +#define _PC_REC_INCR_XFER_SIZE 14 +#define _PC_REC_MAX_XFER_SIZE 15 +#define _PC_REC_MIN_XFER_SIZE 16 +#define _PC_REC_XFER_ALIGN 17 +#define _PC_SYMLINK_MAX 18 +#endif + +#if __BSD_VISIBLE +#define _PC_ACL_EXTENDED 59 +#define _PC_ACL_PATH_MAX 60 +#define _PC_CAP_PRESENT 61 +#define _PC_INF_PRESENT 62 +#define _PC_MAC_PRESENT 63 +#define _PC_ACL_NFS4 64 +#endif + +/* From OpenSolaris, used by SEEK_DATA/SEEK_HOLE. */ +#define _PC_MIN_HOLE_SIZE 21 + +#if __BSD_VISIBLE +/* + * rfork() options. + * + * XXX currently, some operations without RFPROC set are not supported. + */ +#define RFNAMEG (1<<0) /* UNIMPL new plan9 `name space' */ +#define RFENVG (1<<1) /* UNIMPL copy plan9 `env space' */ +#define RFFDG (1<<2) /* copy fd table */ +#define RFNOTEG (1<<3) /* UNIMPL create new plan9 `note group' */ +#define RFPROC (1<<4) /* change child (else changes curproc) */ +#define RFMEM (1<<5) /* share `address space' */ +#define RFNOWAIT (1<<6) /* give child to init */ +#define RFCNAMEG (1<<10) /* UNIMPL zero plan9 `name space' */ +#define RFCENVG (1<<11) /* UNIMPL zero plan9 `env space' */ +#define RFCFDG (1<<12) /* close all fds, zero fd table */ +#define RFTHREAD (1<<13) /* enable kernel thread support */ +#define RFSIGSHARE (1<<14) /* share signal handlers */ +#define RFLINUXTHPN (1<<16) /* do linux clone exit parent notification */ +#define RFSTOPPED (1<<17) /* leave child in a stopped state */ +#define RFHIGHPID (1<<18) /* use a pid higher than 10 (idleproc) */ +#define RFPPWAIT (1<<31) /* parent sleeps until child exits (vfork) */ +#define RFKERNELONLY (RFSTOPPED | RFHIGHPID | RFPPWAIT) + +#endif /* __BSD_VISIBLE */ + +#endif /* !_SYS_UNISTD_HH_ */ |