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/* system-dependent definitions for fileutils, textutils, and sh-utils packages.
Copyright (C) 1989, 1991-2002 Free Software Foundation, Inc.
This program 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.
This program 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 this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Include sys/types.h before this file. */
#if 2 <= __GLIBC__ && 2 <= __GLIBC_MINOR__
# if ! defined _SYS_TYPES_H
you must include <sys/types.h> before including this file
# endif
#endif
#include <sys/stat.h>
#if !defined HAVE_MKFIFO
# define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0))
#endif
#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
/* <unistd.h> should be included before any preprocessor test
of _POSIX_VERSION. */
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifndef STDIN_FILENO
# define STDIN_FILENO 0
#endif
#ifndef STDOUT_FILENO
# define STDOUT_FILENO 1
#endif
#ifndef STDERR_FILENO
# define STDERR_FILENO 2
#endif
#if HAVE_LIMITS_H
/* limits.h must come before pathmax.h because limits.h on some systems
undefs PATH_MAX, whereas pathmax.h sets PATH_MAX. */
# include <limits.h>
#endif
#include "pathmax.h"
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
/* Since major is a function on SVR4, we can't use `ifndef major'. */
#if MAJOR_IN_MKDEV
# include <sys/mkdev.h>
# define HAVE_MAJOR
#endif
#if MAJOR_IN_SYSMACROS
# include <sys/sysmacros.h>
# define HAVE_MAJOR
#endif
#ifdef major /* Might be defined in sys/types.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 HAVE_UTIME_H
# include <utime.h>
#endif
/* Some systems (even some that do have <utime.h>) don't declare this
structure anywhere. */
#ifndef HAVE_STRUCT_UTIMBUF
struct utimbuf
{
long actime;
long modtime;
};
#endif
/* Don't use bcopy! Use memmove if source and destination may overlap,
memcpy otherwise. */
#if HAVE_STRING_H
# if !STDC_HEADERS && HAVE_MEMORY_H
# include <memory.h>
# endif
# include <string.h>
#else
# include <strings.h>
#endif
#include <errno.h>
#ifndef errno
extern int errno;
#endif
#if HAVE_STDBOOL_H
# include <stdbool.h>
#else
typedef enum {false = 0, true = 1} bool;
#endif
#if HAVE_STDLIB_H
# define getopt system_getopt
# include <stdlib.h>
# undef getopt
#endif
/* The following test is to work around the gross typo in
systems like Sony NEWS-OS Release 4.0C, whereby EXIT_FAILURE
is defined to 0, not 1. */
#if !EXIT_FAILURE
# undef EXIT_FAILURE
# define EXIT_FAILURE 1
#endif
#ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
#endif
#if HAVE_FCNTL_H
# include <fcntl.h>
#else
# include <sys/file.h>
#endif
#if !defined SEEK_SET
# define SEEK_SET 0
# define SEEK_CUR 1
# define SEEK_END 2
#endif
#ifndef F_OK
# define F_OK 0
# define X_OK 1
# define W_OK 2
# define R_OK 4
#endif
/* For systems that distinguish between text and binary I/O.
O_BINARY is usually declared in fcntl.h */
#if !defined O_BINARY && defined _O_BINARY
/* For MSC-compatible compilers. */
# define O_BINARY _O_BINARY
# define O_TEXT _O_TEXT
#endif
#ifdef __BEOS__
/* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */
# undef O_BINARY
# undef O_TEXT
#endif
#if O_BINARY
# ifndef __DJGPP__
# define setmode _setmode
# define fileno(_fp) _fileno (_fp)
# endif /* not DJGPP */
# define SET_MODE(_f, _m) setmode (_f, _m)
# define SET_BINARY(_f) do {if (!isatty(_f)) setmode (_f, O_BINARY);} while (0)
# define SET_BINARY2(_f1, _f2) \
do { \
if (!isatty (_f1)) \
{ \
setmode (_f1, O_BINARY); \
if (!isatty (_f2)) \
setmode (_f2, O_BINARY); \
} \
} while(0)
#else
# define SET_MODE(_f, _m) (void)0
# define SET_BINARY(f) (void)0
# define SET_BINARY2(f1,f2) (void)0
# define O_BINARY 0
# define O_TEXT 0
#endif /* O_BINARY */
#if HAVE_DIRENT_H
# include <dirent.h>
# define NLENGTH(direct) (strlen((direct)->d_name))
#else /* not HAVE_DIRENT_H */
# define dirent direct
# define NLENGTH(direct) ((direct)->d_namlen)
# if HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif /* HAVE_SYS_NDIR_H */
# if HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif /* HAVE_SYS_DIR_H */
# if HAVE_NDIR_H
# include <ndir.h>
# endif /* HAVE_NDIR_H */
#endif /* HAVE_DIRENT_H */
#if CLOSEDIR_VOID
/* Fake a return value. */
# define CLOSEDIR(d) (closedir (d), 0)
#else
# define CLOSEDIR(d) closedir (d)
#endif
/* Get or fake the disk device blocksize.
Usually defined by sys/param.h (if at all). */
#if !defined DEV_BSIZE && defined BSIZE
# define DEV_BSIZE BSIZE
#endif
#if !defined DEV_BSIZE && defined BBSIZE /* SGI */
# define DEV_BSIZE BBSIZE
#endif
#ifndef DEV_BSIZE
# define DEV_BSIZE 4096
#endif
/* Extract or fake data from a `struct stat'.
ST_BLKSIZE: Preferred I/O blocksize for the file, in bytes.
ST_NBLOCKS: Number of blocks in the file, including indirect blocks.
ST_NBLOCKSIZE: Size of blocks used when calculating ST_NBLOCKS. */
#ifndef HAVE_STRUCT_STAT_ST_BLOCKS
# define ST_BLKSIZE(statbuf) DEV_BSIZE
# if defined _POSIX_SOURCE || !defined BSIZE /* fileblocks.c uses BSIZE. */
# define ST_NBLOCKS(statbuf) \
(S_ISREG ((statbuf).st_mode) \
|| S_ISDIR ((statbuf).st_mode) \
? (statbuf).st_size / ST_NBLOCKSIZE + ((statbuf).st_size % ST_NBLOCKSIZE != 0) : 0)
# else /* !_POSIX_SOURCE && BSIZE */
# define ST_NBLOCKS(statbuf) \
(S_ISREG ((statbuf).st_mode) \
|| S_ISDIR ((statbuf).st_mode) \
? st_blocks ((statbuf).st_size) : 0)
# endif /* !_POSIX_SOURCE && BSIZE */
#else /* HAVE_STRUCT_STAT_ST_BLOCKS */
/* Some systems, like Sequents, return st_blksize of 0 on pipes. */
# define ST_BLKSIZE(statbuf) ((statbuf).st_blksize > 0 \
? (statbuf).st_blksize : DEV_BSIZE)
# if defined hpux || defined __hpux__ || defined __hpux
/* HP-UX counts st_blocks in 1024-byte units.
This loses when mixing HP-UX and BSD filesystems with NFS. */
# define ST_NBLOCKSIZE 1024
# else /* !hpux */
# if defined _AIX && defined _I386
/* AIX PS/2 counts st_blocks in 4K units. */
# define ST_NBLOCKSIZE (4 * 1024)
# else /* not AIX PS/2 */
# if defined _CRAY
# define ST_NBLOCKS(statbuf) \
(S_ISREG ((statbuf).st_mode) \
|| S_ISDIR ((statbuf).st_mode) \
? (statbuf).st_blocks * ST_BLKSIZE(statbuf)/ST_NBLOCKSIZE : 0)
# endif /* _CRAY */
# endif /* not AIX PS/2 */
# endif /* !hpux */
#endif /* HAVE_STRUCT_STAT_ST_BLOCKS */
#ifndef ST_NBLOCKS
# define ST_NBLOCKS(statbuf) \
(S_ISREG ((statbuf).st_mode) \
|| S_ISDIR ((statbuf).st_mode) \
? (statbuf).st_blocks : 0)
#endif
#ifndef ST_NBLOCKSIZE
# define ST_NBLOCKSIZE 512
#endif
#include "sys2.h"
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