mirror of https://github.com/GnoConsortium/gno.git
123 lines
4.3 KiB
C
123 lines
4.3 KiB
C
/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)unistd.h 8.2 (Berkeley) 1/7/94
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* $Id: unistd.h,v 1.1 1997/02/28 04:42:17 gdr Exp $
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*/
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#ifndef _SYS_UNISTD_H_
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#define _SYS_UNISTD_H_
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/* compile-time symbolic constants */
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#define _POSIX_JOB_CONTROL /* implementation supports job control */
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/*
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* This feature does not work for root according to POSIX 1003.1.
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* We use the saved IDs in seteuid/setegid, which are not currently
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* part of the POSIX 1003.1 specification.
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*/
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#define _POSIX_SAVED_IDS /* saved set-user-ID and set-group-ID */
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#define _POSIX_VERSION 198808L
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#undef _POSIX2_VERSION /* 199212L */ /* non-BSD */
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/* execution-time symbolic constants */
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/* chown requires appropriate privileges */
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#define _POSIX_CHOWN_RESTRICTED 1
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/* too-long path components generate errors */
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#define _POSIX_NO_TRUNC 1
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/* may disable terminal special characters */
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#define _POSIX_VDISABLE 0xff
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/* access function */
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#define F_OK 0 /* test for existence of file */
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#define X_OK 0x01 /* test for execute or search permission */
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#define W_OK 0x02 /* test for write permission */
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#define R_OK 0x04 /* test for read permission */
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/* whence values for lseek(2) */
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#define SEEK_SET 0 /* set file offset to offset */
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#define SEEK_CUR 1 /* set file offset to current plus offset */
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#define SEEK_END 2 /* set file offset to EOF plus offset */
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#ifndef _POSIX_SOURCE
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/* whence values for lseek(2); renamed by POSIX 1003.1 */
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#define L_SET SEEK_SET
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#define L_INCR SEEK_CUR
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#define L_XTND SEEK_END
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#endif
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/* configurable pathname variables */
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#define _PC_LINK_MAX 1
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#define _PC_MAX_CANON 2
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#define _PC_MAX_INPUT 3
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#define _PC_NAME_MAX 4
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#define _PC_PATH_MAX 5
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#define _PC_PIPE_BUF 6
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#define _PC_CHOWN_RESTRICTED 7
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#define _PC_NO_TRUNC 8
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#define _PC_VDISABLE 9
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/* configurable system variables */
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#define _SC_ARG_MAX 1
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#define _SC_CHILD_MAX 2
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#define _SC_CLK_TCK 3
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#define _SC_NGROUPS_MAX 4
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#define _SC_OPEN_MAX 5
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#define _SC_JOB_CONTROL 6
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#define _SC_SAVED_IDS 7
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#define _SC_VERSION 8
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#define _SC_BC_BASE_MAX 9
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#define _SC_BC_DIM_MAX 10
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#define _SC_BC_SCALE_MAX 11
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#define _SC_BC_STRING_MAX 12
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#define _SC_COLL_WEIGHTS_MAX 13
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#define _SC_EXPR_NEST_MAX 14
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#define _SC_LINE_MAX 15
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#define _SC_RE_DUP_MAX 16
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#define _SC_2_VERSION 17
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#define _SC_2_C_BIND 18
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#define _SC_2_C_DEV 19
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#define _SC_2_CHAR_TERM 20
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#define _SC_2_FORT_DEV 21
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#define _SC_2_FORT_RUN 22
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#define _SC_2_LOCALEDEF 23
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#define _SC_2_SW_DEV 24
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#define _SC_2_UPE 25
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#define _SC_STREAM_MAX 26
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#define _SC_TZNAME_MAX 27
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/* configurable system strings */
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#define _CS_PATH 1
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#endif /* !_SYS_UNISTD_H_ */
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