3f0806aa1f
for process, thread or others we want to support. Use the syscall to implement POSIX API clock_getcpuclock and pthread_getcpuclockid. PR: 168417
198 lines
7.2 KiB
C
198 lines
7.2 KiB
C
/*-
|
|
* 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_H_
|
|
#define _SYS_UNISTD_H_
|
|
|
|
#include <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 200112L
|
|
#define _POSIX_ASYNCHRONOUS_IO 0
|
|
#define _POSIX_CHOWN_RESTRICTED 1
|
|
#define _POSIX_CLOCK_SELECTION (-1)
|
|
#define _POSIX_CPUTIME 200112L
|
|
#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 200112L
|
|
#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 RFTSIGZMB (1<<19) /* select signal for exit parent notification */
|
|
#define RFTSIGSHIFT 20 /* selected signal number is in bits 20-27 */
|
|
#define RFTSIGMASK 0xFF
|
|
#define RFTSIGNUM(flags) (((flags) >> RFTSIGSHIFT) & RFTSIGMASK)
|
|
#define RFTSIGFLAGS(signum) ((signum) << RFTSIGSHIFT)
|
|
#define RFPROCDESC (1<<28) /* return a process descriptor */
|
|
#define RFPPWAIT (1<<31) /* parent sleeps until child exits (vfork) */
|
|
#define RFFLAGS (RFFDG | RFPROC | RFMEM | RFNOWAIT | RFCFDG | \
|
|
RFTHREAD | RFSIGSHARE | RFLINUXTHPN | RFSTOPPED | RFHIGHPID | RFTSIGZMB | \
|
|
RFPROCDESC | RFPPWAIT)
|
|
#define RFKERNELONLY (RFSTOPPED | RFHIGHPID | RFPPWAIT | RFPROCDESC)
|
|
|
|
#endif /* __BSD_VISIBLE */
|
|
|
|
#endif /* !_SYS_UNISTD_H_ */
|