andre@3: /*-
andre@3:  * Copyright (c) 1991, 1993
andre@3:  *	The Regents of the University of California.  All rights reserved.
andre@3:  *
andre@3:  * Redistribution and use in source and binary forms, with or without
andre@3:  * modification, are permitted provided that the following conditions
andre@3:  * are met:
andre@3:  * 1. Redistributions of source code must retain the above copyright
andre@3:  *    notice, this list of conditions and the following disclaimer.
andre@3:  * 2. Redistributions in binary form must reproduce the above copyright
andre@3:  *    notice, this list of conditions and the following disclaimer in the
andre@3:  *    documentation and/or other materials provided with the distribution.
andre@3:  * 3. ***REMOVED*** - see 
andre@3:  *    ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
andre@3:  * 4. Neither the name of the University nor the names of its contributors
andre@3:  *    may be used to endorse or promote products derived from this software
andre@3:  *    without specific prior written permission.
andre@3:  *
andre@3:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
andre@3:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
andre@3:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
andre@3:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
andre@3:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
andre@3:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
andre@3:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
andre@3:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
andre@3:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
andre@3:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
andre@3:  * SUCH DAMAGE.
andre@3:  *
andre@3:  *	@(#)compat.h	8.13 (Berkeley) 2/21/94
andre@3:  */
andre@3: 
andre@3: #ifndef	_COMPAT_H_
andre@3: #define	_COMPAT_H_
andre@3: 
andre@3: #include <sys/types.h>
andre@3: 
andre@3: /*
andre@3:  * If your system doesn't typedef u_long, u_short, or u_char, change
andre@3:  * the 0 to a 1.
andre@3:  */
andre@3: #if 0
andre@3: typedef unsigned char	u_char;		/* 4.[34]BSD names. */
andre@3: typedef unsigned int	u_int;
andre@3: typedef unsigned long	u_long;
andre@3: typedef unsigned short	u_short;
andre@3: #endif
andre@3: 
andre@3: /* If your system doesn't typedef size_t, change the 0 to a 1. */
andre@3: #if 0
andre@3: typedef unsigned int	size_t;		/* POSIX, 4.[34]BSD names. */
andre@3: #endif
andre@3: 
andre@3: /* If your system doesn't typedef ssize_t, change the 0 to a 1. */
andre@3: #if 0
andre@3: typedef	int		ssize_t;	/* POSIX names. */
andre@3: #endif
andre@3: 
andre@3: /*
andre@3:  * If your system doesn't have the POSIX type for a signal mask,
andre@3:  * change the 0 to a 1.
andre@3:  */
andre@3: #if 0					/* POSIX 1003.1 signal mask type. */
andre@3: typedef unsigned int	sigset_t;
andre@3: #endif
andre@3: 
andre@3: /*
andre@3:  * If your system's vsprintf returns a char *, not an int,
andre@3:  * change the 0 to a 1.
andre@3:  */
andre@3: #if defined (__sun) && !defined(__SVR4) /* SUNOS */
andre@3: #define	VSPRINTF_CHARSTAR
andre@3: #endif
andre@3: /*
andre@3:  * If you don't have POSIX 1003.1 signals, the signal code surrounding the 
andre@3:  * temporary file creation is intended to block all of the possible signals
andre@3:  * long enough to create the file and unlink it.  All of this stuff is
andre@3:  * intended to use old-style BSD calls to fake POSIX 1003.1 calls.
andre@3:  */
andre@3: #ifdef	NO_POSIX_SIGNALS
andre@3: #define	sigemptyset(set)	(*(set) = 0)
andre@3: #define	sigfillset(set)		(*(set) = ~(sigset_t)0, 0)
andre@3: #define	sigaddset(set,signo)	(*(set) |= sigmask(signo), 0)
andre@3: #define	sigdelset(set,signo)	(*(set) &= ~sigmask(signo), 0)
andre@3: #define	sigismember(set,signo)	((*(set) & sigmask(signo)) != 0)
andre@3: 
andre@3: #define	SIG_BLOCK	1
andre@3: #define	SIG_UNBLOCK	2
andre@3: #define	SIG_SETMASK	3
andre@3: 
andre@3: static int __sigtemp;		/* For the use of sigprocmask */
andre@3: 
andre@3: /* Repeated test of oset != NULL is to avoid "*0". */
andre@3: #define	sigprocmask(how, set, oset)					\
andre@3: 	((__sigtemp =							\
andre@3: 	(((how) == SIG_BLOCK) ?						\
andre@3: 		sigblock(0) | *(set) :					\
andre@3: 	(((how) == SIG_UNBLOCK) ?					\
andre@3: 		sigblock(0) & ~(*(set)) :				\
andre@3: 	((how) == SIG_SETMASK ?						\
andre@3: 		*(set) : sigblock(0))))),				\
andre@3: 	((oset) ? (*(oset ? oset : set) = sigsetmask(__sigtemp)) :	\
andre@3: 		sigsetmask(__sigtemp)), 0)
andre@3: #endif
andre@3: 
andre@3: /*
andre@3:  * If your system doesn't have an include file with the appropriate
andre@3:  * byte order set, make sure you specify the correct one.
andre@3:  */
andre@3: #ifndef BYTE_ORDER
andre@3: #define	LITTLE_ENDIAN	1234		/* LSB first: i386, vax */
andre@3: #define	BIG_ENDIAN	4321		/* MSB first: 68000, ibm, net */
andre@3: #define	BYTE_ORDER	BIG_ENDIAN	/* Set for your system. */
andre@3: #endif
andre@3: 
andre@3: #if defined(SYSV) || defined(SYSTEM5) || defined(__sun)
andre@3: #define	index(a, b)		strchr(a, b)
andre@3: #define	rindex(a, b)		strrchr(a, b)
andre@3: #define	bzero(a, b)		memset(a, 0, b)
andre@3: #define	bcmp(a, b, n)		memcmp(a, b, n)
andre@3: #define	bcopy(a, b, n)		memmove(b, a, n)
andre@3: #endif
andre@3: 
andre@3: #if defined(BSD) || defined(BSD4_3)
andre@3: #define	strchr(a, b)		index(a, b)
andre@3: #define	strrchr(a, b)		rindex(a, b)
andre@3: #define	memcmp(a, b, n)		bcmp(a, b, n)
andre@3: #define	memmove(a, b, n)	bcopy(b, a, n)
andre@3: #endif
andre@3: 
andre@3: /*
andre@3:  * 32-bit machine.  The db routines are theoretically independent of
andre@3:  * the size of u_shorts and u_longs, but I don't know that anyone has
andre@3:  * ever actually tried it.  At a minimum, change the following #define's
andre@3:  * if you are trying to compile on a different type of system.
andre@3:  */
andre@3: #ifndef USHRT_MAX
andre@3: #define	USHRT_MAX		0xFFFF
andre@3: #define	ULONG_MAX		0xFFFFFFFF
andre@3: #endif
andre@3: 
andre@3: #ifndef O_ACCMODE			/* POSIX 1003.1 access mode mask. */
andre@3: #define	O_ACCMODE	(O_RDONLY|O_WRONLY|O_RDWR)
andre@3: #endif
andre@3: 
andre@3: #ifndef	_POSIX2_RE_DUP_MAX		/* POSIX 1003.2 RE limit. */
andre@3: #define	_POSIX2_RE_DUP_MAX	255
andre@3: #endif
andre@3: 
andre@3: /*
andre@3:  * If you can't provide lock values in the open(2) call.  Note, this
andre@3:  * allows races to happen.
andre@3:  */
andre@3: #ifndef O_EXLOCK			/* 4.4BSD extension. */
andre@3: #define	O_EXLOCK	0
andre@3: #endif
andre@3: 
andre@3: #ifndef O_SHLOCK			/* 4.4BSD extension. */
andre@3: #define	O_SHLOCK	0
andre@3: #endif
andre@3: 
andre@3: #ifndef EFTYPE
andre@3: #define	EFTYPE		EINVAL		/* POSIX 1003.1 format errno. */
andre@3: #endif
andre@3: 
andre@3: #ifndef	WCOREDUMP			/* 4.4BSD extension */
andre@3: #define	WCOREDUMP(a)	0
andre@3: #endif
andre@3: 
andre@3: #ifndef	STDERR_FILENO
andre@3: #define	STDIN_FILENO	0		/* ANSI C #defines */
andre@3: #define	STDOUT_FILENO	1
andre@3: #define	STDERR_FILENO	2
andre@3: #endif
andre@3: 
andre@3: #ifndef SEEK_END
andre@3: #define	SEEK_SET	0		/* POSIX 1003.1 seek values */
andre@3: #define	SEEK_CUR	1
andre@3: #define	SEEK_END	2
andre@3: #endif
andre@3: 
andre@3: #ifndef _POSIX_VDISABLE			/* POSIX 1003.1 disabling char. */
andre@3: #define	_POSIX_VDISABLE	0		/* Some systems used 0. */
andre@3: #endif
andre@3: 
andre@3: #ifndef	TCSASOFT			/* 4.4BSD extension. */
andre@3: #define	TCSASOFT	0
andre@3: #endif
andre@3: 
andre@3: #ifndef _POSIX2_RE_DUP_MAX		/* POSIX 1003.2 values. */
andre@3: #define	_POSIX2_RE_DUP_MAX	255
andre@3: #endif
andre@3: 
andre@3: #ifndef NULL				/* ANSI C #defines NULL everywhere. */
andre@3: #define	NULL		0
andre@3: #endif
andre@3: 
andre@3: #ifndef	MAX				/* Usually found in <sys/param.h>. */
andre@3: #define	MAX(_a,_b)	((_a)<(_b)?(_b):(_a))
andre@3: #endif
andre@3: #ifndef	MIN				/* Usually found in <sys/param.h>. */
andre@3: #define	MIN(_a,_b)	((_a)<(_b)?(_a):(_b))
andre@3: #endif
andre@3: 
andre@3: /* Default file permissions. */
andre@3: #ifndef DEFFILEMODE			/* 4.4BSD extension. */
andre@3: #define	DEFFILEMODE	(S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
andre@3: #endif
andre@3: 
andre@3: #ifndef __sun
andre@3: #ifndef S_ISDIR				/* POSIX 1003.1 file type tests. */
andre@3: #define	S_ISDIR(m)	((m & 0170000) == 0040000)	/* directory */
andre@3: #define	S_ISCHR(m)	((m & 0170000) == 0020000)	/* char special */
andre@3: #define	S_ISBLK(m)	((m & 0170000) == 0060000)	/* block special */
andre@3: #define	S_ISREG(m)	((m & 0170000) == 0100000)	/* regular file */
andre@3: #define	S_ISFIFO(m)	((m & 0170000) == 0010000)	/* fifo */
andre@3: #endif
andre@3: #ifndef S_ISLNK				/* BSD POSIX 1003.1 extensions */
andre@3: #define	S_ISLNK(m)	((m & 0170000) == 0120000)	/* symbolic link */
andre@3: #define	S_ISSOCK(m)	((m & 0170000) == 0140000)	/* socket */
andre@3: #endif
andre@3: #endif /* __sun */
andre@3: 
andre@3: /* The type of a va_list. */
andre@3: #ifndef _BSD_VA_LIST_			/* 4.4BSD #define. */
andre@3: #define	_BSD_VA_LIST_	char *
andre@3: #endif
andre@3: 
andre@3: #endif /* !_COMPAT_H_ */