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