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/* Portability declarations. Requires sys/types.h.
Copyright (C) 1988, 1992 Free Software Foundation
This file is part of GNU Tar.
GNU Tar is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Tar is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Tar; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* AIX requires this to be the first thing in the file. */
#ifdef __GNUC__
#define alloca __builtin_alloca
#else /* not __GNUC__ */
#if HAVE_ALLOCA_H
#include <alloca.h>
#else /* not HAVE_ALLOCA_H */
#ifdef _AIX
#pragma alloca
#else /* not _AIX */
char *alloca ();
#endif /* not _AIX */
#endif /* not HAVE_ALLOCA_H */
#endif /* not __GNUC__ */
#include "pathmax.h"
#ifdef _POSIX_VERSION
#include <sys/wait.h>
#else /* !_POSIX_VERSION */
#define WIFSTOPPED(w) (((w) & 0xff) == 0x7f)
#define WIFSIGNALED(w) (((w) & 0xff) != 0x7f && ((w) & 0xff) != 0)
#define WIFEXITED(w) (((w) & 0xff) == 0)
#define WSTOPSIG(w) (((w) >> 8) & 0xff)
#define WTERMSIG(w) ((w) & 0x7f)
#define WEXITSTATUS(w) (((w) >> 8) & 0xff)
#endif /* _POSIX_VERSION */
/* nonstandard */
#ifndef WIFCOREDUMPED
#define WIFCOREDUMPED(w) (((w) & 0x80) != 0)
#endif
#ifdef __MSDOS__
/* missing things from sys/stat.h */
#define S_ISUID 0
#define S_ISGID 0
#define S_ISVTX 0
/* device stuff */
#define makedev(ma, mi) ((ma << 8) | mi)
#define major(dev) (dev)
#define minor(dev) (dev)
typedef long off_t;
#endif /* __MSDOS__ */
#if defined(__STDC__) || defined(__TURBOC__)
#define PTR void *
#else
#define PTR char *
#define const
#endif
/* Since major is a function on SVR4, we can't just use `ifndef major'. */
#ifdef major /* Might be defined in sys/types.h. */
#define HAVE_MAJOR
#endif
#if !defined(HAVE_MAJOR) && defined(MAJOR_IN_MKDEV)
#include <sys/mkdev.h>
#define HAVE_MAJOR
#endif
#if !defined(HAVE_MAJOR) && defined(MAJOR_IN_SYSMACROS)
#include <sys/sysmacros.h>
#define HAVE_MAJOR
#endif
#ifndef HAVE_MAJOR
#define major(dev) (((dev) >> 8) & 0xff)
#define minor(dev) ((dev) & 0xff)
#define makedev(maj, min) (((maj) << 8) | (min))
#endif
#undef HAVE_MAJOR
#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
#include <string.h>
#if !defined(__MSDOS__) && !defined(STDC_HEADERS)
#include <memory.h>
#endif
#ifdef index
#undef index
#endif
#ifdef rindex
#undef rindex
#endif
#define index strchr
#define rindex strrchr
#define bcopy(s, d, n) memcpy(d, s, n)
#define bzero(s, n) memset(s, 0, n)
#define bcmp memcmp
#else
#include <strings.h>
#endif
#if defined(STDC_HEADERS)
#include <stdlib.h>
#else
char *malloc (), *realloc ();
char *getenv ();
#endif
#ifndef _POSIX_VERSION
#ifdef __MSDOS__
#include <io.h>
#else /* !__MSDOS__ */
off_t lseek ();
#endif /* !__MSDOS__ */
char *getcwd ();
#endif /* !_POSIX_VERSION */
#ifndef NULL
#define NULL 0
#endif
#ifndef O_BINARY
#define O_BINARY 0
#endif
#ifndef O_CREAT
#define O_CREAT 0
#endif
#ifndef O_NDELAY
#define O_NDELAY 0
#endif
#ifndef O_RDONLY
#define O_RDONLY 0
#endif
#ifndef O_RDWR
#define O_RDWR 2
#endif
#include <sys/stat.h>
#ifndef S_ISREG /* Doesn't have POSIX.1 stat stuff. */
#define mode_t unsigned short
#endif
#if !defined(S_ISBLK) && defined(S_IFBLK)
#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
#endif
#if !defined(S_ISCHR) && defined(S_IFCHR)
#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
#endif
#if !defined(S_ISDIR) && defined(S_IFDIR)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
#if !defined(S_ISREG) && defined(S_IFREG)
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#endif
#if !defined(S_ISFIFO) && defined(S_IFIFO)
#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
#define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0))
#endif
#if !defined(S_ISLNK) && defined(S_IFLNK)
#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
#endif
#if !defined(S_ISSOCK) && defined(S_IFSOCK)
#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
#endif
#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
#define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
#define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
#endif
#if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
#define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
#endif
#if !defined(S_ISCTG) && defined(S_IFCTG) /* contiguous file */
#define S_ISCTG(m) (((m) & S_IFMT) == S_IFCTG)
#endif
#if !defined(S_ISVTX)
#define S_ISVTX 0001000
#endif
#ifdef __MSDOS__
#include "msd_dir.h"
#define NLENGTH(direct) ((direct)->d_namlen)
#else /* not __MSDOS__ */
#if defined(DIRENT) || defined(_POSIX_VERSION)
#include <dirent.h>
#define NLENGTH(direct) (strlen((direct)->d_name))
#else /* not (DIRENT or _POSIX_VERSION) */
#define dirent direct
#define NLENGTH(direct) ((direct)->d_namlen)
#ifdef SYSNDIR
#include <sys/ndir.h>
#endif /* SYSNDIR */
#ifdef SYSDIR
#include <sys/dir.h>
#endif /* SYSDIR */
#ifdef NDIR
#include <ndir.h>
#endif /* NDIR */
#endif /* DIRENT or _POSIX_VERSION */
#endif /* not __MSDOS__ */
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