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Diffstat (limited to 'sys/sys/unistd.h')
| -rw-r--r-- | sys/sys/unistd.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/sys/sys/unistd.h b/sys/sys/unistd.h new file mode 100644 index 0000000..1b90fb1 --- /dev/null +++ b/sys/sys/unistd.h @@ -0,0 +1,106 @@ +/* $OpenBSD: unistd.h,v 1.31 2015/07/20 00:56:10 guenther Exp $ */ +/* $NetBSD: unistd.h,v 1.10 1994/06/29 06:46:06 cgd Exp $ */ + +/* + * 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. + * 3. 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 + */ + +#ifndef _SYS_UNISTD_H_ +#define _SYS_UNISTD_H_ + +#include <sys/cdefs.h> + +#define _POSIX_VDISABLE (0377) +#define _POSIX_ASYNC_IO (-1) +#define _POSIX_PRIO_IO (-1) +#define _POSIX_SYNC_IO (-1) + +/* Define the POSIX.1 version we target for compliance. */ +#define _POSIX_VERSION 200809L + +/* 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) */ +#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 */ + +#if __BSD_VISIBLE +/* old BSD 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 + +/* the parameters argument passed to the __tfork() syscall */ +struct __tfork { + void *tf_tcb; + pid_t *tf_tid; + void *tf_stack; +}; + +/* the parameters argument for the kbind() syscall */ +struct __kbind { + void *kb_addr; + size_t kb_size; +}; +#define KBIND_BLOCK_MAX 2 /* powerpc, sparc, and sparc64 need 2 blocks */ +#define KBIND_DATA_MAX 24 /* sparc64 needs 6, four-byte words */ +#endif + +/* the pathconf(2) variable values are part of the ABI */ + +/* 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 +#define _PC_2_SYMLINKS 10 +#define _PC_ALLOC_SIZE_MIN 11 +#define _PC_ASYNC_IO 12 +#define _PC_FILESIZEBITS 13 +#define _PC_PRIO_IO 14 +#define _PC_REC_INCR_XFER_SIZE 15 +#define _PC_REC_MAX_XFER_SIZE 16 +#define _PC_REC_MIN_XFER_SIZE 17 +#define _PC_REC_XFER_ALIGN 18 +#define _PC_SYMLINK_MAX 19 +#define _PC_SYNC_IO 20 +#define _PC_TIMESTAMP_RESOLUTION 21 + +#endif /* !_SYS_UNISTD_H_ */ |