/*-
* Copyright ( c ) 1991 , 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 . * * * REMOVED * * * - see
* ftp : //ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
* 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 .
*
* @ ( # ) compat . h 8 . 13 ( Berkeley ) 2 / 21 / 94
*/
#ifndef _COMPAT_H_
#define _COMPAT_H_
#include <sys/types.h>
/*
* If your system doesn ' t typedef u_long , u_short , or u_char , change
* the 0 to a 1 .
*/
#if 0
typedef unsigned char u_char; /* 4.[34]BSD names. */
typedef unsigned int u_int;
typedef unsigned long u_long;
typedef unsigned short u_short;
#endif
/* If your system doesn't typedef size_t, change the 0 to a 1. */
#if 0
typedef unsigned int size_t; /* POSIX, 4.[34]BSD names. */
#endif
/* If your system doesn't typedef ssize_t, change the 0 to a 1. */
#if 0
typedef int ssize_t; /* POSIX names. */
#endif
/*
* If your system doesn ' t have the POSIX type for a signal mask ,
* change the 0 to a 1 .
*/
#if 0 /* POSIX 1003.1 signal mask type. */
typedef unsigned int sigset_t;
#endif
/*
* If your system ' s vsprintf returns a char * , not an int ,
* change the 0 to a 1 .
*/
#if defined (__sun) && !defined (__SVR4) /* SUNOS */
#define VSPRINTF_CHARSTAR
#endif
/*
* If you don ' t have POSIX 1003 . 1 signals , the signal code surrounding the
* temporary file creation is intended to block all of the possible signals
* long enough to create the file and unlink it . All of this stuff is
* intended to use old - style BSD calls to fake POSIX 1003 . 1 calls .
*/
#ifdef NO_POSIX_SIGNALS
#define sigemptyset(set) (*(set) = 0 )
#define sigfillset(set) (*(set) = ~(sigset_t)0 , 0 )
#define sigaddset(set, signo) (*(set) |= sigmask(signo), 0 )
#define sigdelset(set, signo) (*(set) &= ~sigmask(signo), 0 )
#define sigismember(set, signo) ((*(set)&sigmask(signo)) != 0 )
#define SIG_BLOCK 1
#define SIG_UNBLOCK 2
#define SIG_SETMASK 3
static int dbm_sigtemp; /* For the use of sigprocmask */
/* Repeated test of oset != NULL is to avoid "*0". */
#define sigprocmask(how, set, oset) \
((dbm_sigtemp = \
(((how) == SIG_BLOCK) ? sigblock(0 ) | *(set) : (((how) == SIG_UNBLOCK) ? sigblock(0 ) & ~(*(set)) : ((how) == SIG_SETMASK ? *(set) : sigblock(0 ))))), \
((oset) ? (*(oset ? oset : set) = sigsetmask(dbm_sigtemp)) : sigsetmask(dbm_sigtemp)), 0 )
#endif
/*
* If your system doesn ' t have an include file with the appropriate
* byte order set , make sure you specify the correct one .
*/
#ifndef BYTE_ORDER
#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
#define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
#define BYTE_ORDER BIG_ENDIAN /* Set for your system. */
#endif
#if defined (SYSV) || defined (SYSTEM5) || defined (__sun)
#define index(a, b) strchr(a, b)
#define rindex(a, b) strrchr(a, b)
#define bzero(a, b) memset(a, 0 , b)
#define bcmp(a, b, n) memcmp(a, b, n)
#define bcopy(a, b, n) memmove(b, a, n)
#endif
#if defined (BSD) || defined (BSD4_3)
#define strchr(a, b) index(a, b)
#define strrchr(a, b) rindex(a, b)
#define memcmp(a, b, n) bcmp(a, b, n)
#define memmove(a, b, n) bcopy(b, a, n)
#endif
/*
* 32 - bit machine . The db routines are theoretically independent of
* the size of u_shorts and u_longs , but I don ' t know that anyone has
* ever actually tried it . At a minimum , change the following # define ' s
* if you are trying to compile on a different type of system .
*/
#ifndef USHRT_MAX
#define USHRT_MAX 0 xFFFF
#define ULONG_MAX 0 xFFFFFFFF
#endif
#ifndef O_ACCMODE /* POSIX 1003.1 access mode mask. */
#define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
#endif
#ifndef _POSIX2_RE_DUP_MAX /* POSIX 1003.2 RE limit. */
#define _POSIX2_RE_DUP_MAX 255
#endif
/*
* If you can ' t provide lock values in the open ( 2 ) call . Note , this
* allows races to happen .
*/
#ifndef O_EXLOCK /* 4.4BSD extension. */
#define O_EXLOCK 0
#endif
#ifndef O_SHLOCK /* 4.4BSD extension. */
#define O_SHLOCK 0
#endif
#ifndef EFTYPE
#define EFTYPE EINVAL /* POSIX 1003.1 format errno. */
#endif
#ifndef WCOREDUMP /* 4.4BSD extension */
#define WCOREDUMP(a) 0
#endif
#ifndef STDERR_FILENO
#define STDIN_FILENO 0 /* ANSI C #defines */
#define STDOUT_FILENO 1
#define STDERR_FILENO 2
#endif
#ifndef SEEK_END
#define SEEK_SET 0 /* POSIX 1003.1 seek values */
#define SEEK_CUR 1
#define SEEK_END 2
#endif
#ifndef _POSIX_VDISABLE /* POSIX 1003.1 disabling char. */
#define _POSIX_VDISABLE 0 /* Some systems used 0. */
#endif
#ifndef TCSASOFT /* 4.4BSD extension. */
#define TCSASOFT 0
#endif
#ifndef _POSIX2_RE_DUP_MAX /* POSIX 1003.2 values. */
#define _POSIX2_RE_DUP_MAX 255
#endif
#ifndef NULL /* ANSI C #defines NULL everywhere. */
#define NULL 0
#endif
#ifndef MAX /* Usually found in <sys/param.h>. */
#define MAX(_a, _b) ((_a) < (_b) ? (_b) : (_a))
#endif
#ifndef MIN /* Usually found in <sys/param.h>. */
#define MIN(_a, _b) ((_a) < (_b) ? (_a) : (_b))
#endif
/* Default file permissions. */
#ifndef DEFFILEMODE /* 4.4BSD extension. */
#define DEFFILEMODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)
#endif
#ifndef __sun
#ifndef S_ISDIR /* POSIX 1003.1 file type tests. */
#define S_ISDIR(m) ((m & 0170000 ) == 0040000 ) /* directory */
#define S_ISCHR(m) ((m & 0170000 ) == 0020000 ) /* char special */
#define S_ISBLK(m) ((m & 0170000 ) == 0060000 ) /* block special */
#define S_ISREG(m) ((m & 0170000 ) == 0100000 ) /* regular file */
#define S_ISFIFO(m) ((m & 0170000 ) == 0010000 ) /* fifo */
#endif
#ifndef S_ISLNK /* BSD POSIX 1003.1 extensions */
#define S_ISLNK(m) ((m & 0170000 ) == 0120000 ) /* symbolic link */
#define S_ISSOCK(m) ((m & 0170000 ) == 0140000 ) /* socket */
#endif
#endif /* __sun */
/* The type of a va_list. */
#ifndef _BSD_VA_LIST_ /* 4.4BSD #define. */
#define _BSD_VA_LIST_ char *
#endif
#endif /* !_COMPAT_H_ */
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