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143 lines
3.2 KiB
C
143 lines
3.2 KiB
C
/* System dependent declarations. Requires sys/types.h.
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Copyright (C) 1992 Free Software Foundation, Inc.
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This program 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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This program 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 this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
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#include <string.h>
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#ifndef index
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#define index strchr
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#endif
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#ifndef rindex
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#define rindex strrchr
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#endif
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#ifndef bcmp
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#define bcmp(s1, s2, n) memcmp ((s1), (s2), (n))
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#endif
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#ifndef bzero
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#define bzero(s, n) memset ((s), 0, (n))
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#endif
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#else
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#include <strings.h>
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#endif
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#include <time.h>
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#ifdef STDC_HEADERS
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#include <stdlib.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifndef SEEK_SET
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#define SEEK_SET 0
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#define SEEK_CUR 1
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#define SEEK_END 2
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#endif
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#ifndef _POSIX_VERSION
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#if defined(__MSDOS__) && !defined(__GNUC__)
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typedef long off_t;
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#endif
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off_t lseek ();
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#endif
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/* Since major is a function on SVR4, we can't use `ifndef major'. */
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#ifdef 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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#ifdef 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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#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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#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(ma, mi) (((ma) << 8) | (mi))
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#endif
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#undef HAVE_MAJOR
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#if defined(__MSDOS__) || defined(_POSIX_VERSION) || defined(HAVE_FCNTL_H)
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#include <fcntl.h>
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#else
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#include <sys/file.h>
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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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#include <errno.h>
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#ifndef errno
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extern int errno;
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#endif
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#ifdef __EMX__ /* gcc on OS/2. */
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#define EPERM EACCES
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#define ENXIO EIO
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#endif
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#ifdef HAVE_UTIME_H
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#include <utime.h>
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#else
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struct utimbuf
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{
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time_t actime;
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time_t modtime;
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};
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#endif
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#ifdef TRUE
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#undef TRUE
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#endif
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#define TRUE 1
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#ifdef FALSE
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#undef FALSE
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#endif
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#define FALSE 0
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#ifndef __MSDOS__
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#define CONSOLE "/dev/tty"
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#else
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#define CONSOLE "con"
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#endif
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#if defined(__MSDOS__) && !defined(__GNUC__)
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typedef int uid_t;
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typedef int gid_t;
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#endif
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/* On most systems symlink() always creates links with rwxrwxrwx
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protection modes, but on some (HP/UX 8.07; I think maybe DEC's OSF
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on MIPS too) symlink() uses the value of umask, so links' protection modes
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aren't always rwxrwxrwx. There doesn't seem to be any way to change
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the modes of a link (no system call like, say, lchmod() ), it seems
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the only way to set the modes right is to set umask before calling
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symlink(). */
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#ifndef SYMLINK_USES_UMASK
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#define UMASKED_SYMLINK(name1,name2,mode) symlink(name1,name2)
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#else
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#define UMASKED_SYMLINK(name1,name2,mode) umasked_symlink(name1,name2,mode)
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#endif /* SYMLINK_USES_UMASK */
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