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/*-
 * 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. 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.
 */
#ifndef _COMPAT_H_ #define _COMPAT_H_ #include <sys/types.h> #if (defined(_WIN32) && !defined(__CYGWIN__)) || defined(__DJGPP__) typedef unsigned char u_char; typedef unsigned int u_int; typedef unsigned long u_long; typedef unsigned short u_short; #endif /* _WIN32 || __DJGPP__ */
#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 __sigtemp; /* For the use of sigprocmask */
/* Repeated test of oset != NULL is to avoid "*0". */
#define sigprocmask(how, set, oset) \ ((__sigtemp = \ (((how) == SIG_BLOCK) ? \ sigblock(0) | *(set) : \ (((how) == SIG_UNBLOCK) ? \ sigblock(0) & ~(*(set)) : \ ((how) == SIG_SETMASK ? \ *(set) : sigblock(0))))), \ ((oset) ? (*(oset ? oset : set) = sigsetmask(__sigtemp)) : \ sigsetmask(__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 #define BIG_ENDIAN 4321 #ifdef WORDS_BIGENDIAN #define BYTE_ORDER BIG_ENDIAN #else #define BYTE_ORDER LITTLE_ENDIAN #endif #endif /* * Old definitions were rewritten using 'HAVE_XXX' macros. * * #if defined(SYSV) || defined(SYSTEM5) * #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 */
#if !defined (HAVE_INDEX) && defined (HAVE_STRCHR) #define index(a, b) strchr(a, b) #endif #if !defined (HAVE_RINDEX) && defined (HAVE_STRRCHR) #define rindex(a, b) strrchr(a, b) #endif #if !defined (HAVE_BZERO) && defined (HAVE_MEMSET) #define bzero(a, b) memset(a, 0, b) #endif #if !defined (HAVE_BCMP) && defined (HAVE_MEMCMP) #define bcmp(a, b, n) memcmp(a, b, n) #endif #if !defined (HAVE_BCOPY) && defined (HAVE_MEMMOVE) #define bcopy(a, b, n) memmove(b, a, n) #endif #if !defined (HAVE_STRCHR) && defined (HAVE_INDEX) #define strchr(a, b) index(a, b) #endif #if !defined (HAVE_STRRCHR) && defined (HAVE_RINDEX) #define strrchr(a, b) rindex(a, b) #endif #if !defined (HAVE_MEMCMP) && defined (HAVE_BCMP) #define memcmp(a, b, n) bcmp(a, b, n) #endif #if !defined (HAVE_MEMMOVE) && defined (HAVE_BCOPY) #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 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 O_BINARY /* UNIX systems don't often have or need this */
#define O_BINARY 0 #endif #ifndef O_NONBLOCK /* Win32 systems doesn't have or need this */
#define O_NONBLOCK 0 #endif #ifndef EFTYPE #define EFTYPE EINVAL /* POSIX 1003.1 format errno. */
#endif #ifndef SEEK_END #define SEEK_SET 0 /* POSIX 1003.1 seek values */
#define SEEK_CUR 1 #define SEEK_END 2 #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 #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 HAVE_LSTAT #define lstat stat #endif #ifndef HAVE_GETCWD #define getcwd(buf, max) getwd (buf) #endif #endif /* !_COMPAT_H_ */

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