home *** CD-ROM | disk | FTP | other *** search
- /* system-dependent definitions for fileutils programs.
- Copyright (C) 89, 91, 92, 93, 94, 1996 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. */
-
- #include <sys/stat.h>
-
- #ifdef STAT_MACROS_BROKEN
- #undef S_ISBLK
- #undef S_ISCHR
- #undef S_ISDIR
- #undef S_ISFIFO
- #undef S_ISLNK
- #undef S_ISMPB
- #undef S_ISMPC
- #undef S_ISNWK
- #undef S_ISREG
- #undef S_ISSOCK
- #endif /* STAT_MACROS_BROKEN. */
-
- #ifndef S_IFMT
- #define S_IFMT 0170000
- #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)
- #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
-
- #ifndef S_IEXEC
- #define S_IEXEC S_IXUSR
- #endif
-
- #ifdef S_IEXEC
- #ifndef S_IXUSR
- #define S_IXUSR S_IEXEC
- #endif
- #ifndef S_IXGRP
- #define S_IXGRP (S_IEXEC >> 3)
- #endif
- #ifndef S_IXOTH
- #define S_IXOTH (S_IEXEC >> 6)
- #endif
- #endif /* S_IEXEC */
-
- #if !defined(HAVE_MKFIFO)
- #define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0))
- #endif
-
- #ifdef HAVE_SYS_PARAM_H
- #include <sys/param.h>
- #endif
-
- /* <unistd.h> should be included before any preprocessor test
- of _POSIX_VERSION. */
- #ifdef 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
-
- #include "pathmax.h"
-
- /* FIXME: Don't use _POSIX_VERSION. */
- #ifndef _POSIX_VERSION
- off_t lseek ();
- #endif
-
- #ifdef TM_IN_SYS_TIME
- #include <sys/time.h>
- #else
- #include <time.h>
- #endif
-
- /* Since major is a function on SVR4, we can't use `ifndef major'. */
- #ifdef MAJOR_IN_MKDEV
- #include <sys/mkdev.h>
- #define HAVE_MAJOR
- #endif
- #ifdef 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
-
- #ifdef 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. */
-
- #ifdef HAVE_STRING_H
- # if !STDC_HEADERS && HAVE_MEMORY_H
- # include <memory.h>
- # endif
- # include <string.h>
- #else
- # include <strings.h>
- char *memchr ();
- #endif
-
- #include <errno.h>
- #ifndef errno
- extern int errno;
- #endif
-
- #ifdef STDC_HEADERS
- #define getopt system_getopt
- #include <stdlib.h>
- #undef getopt
- #else /* not STDC_HEADERS */
- char *getenv ();
- #endif /* STDC_HEADERS */
-
- /* 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
-
- #ifdef HAVE_FCNTL_H
- #include <fcntl.h>
- #else
- #include <sys/file.h>
- #endif
-
- #ifndef 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
-
- #ifdef 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)
- # ifdef HAVE_SYS_NDIR_H
- # include <sys/ndir.h>
- # endif /* HAVE_SYS_NDIR_H */
- # ifdef HAVE_SYS_DIR_H
- # include <sys/dir.h>
- # endif /* HAVE_SYS_DIR_H */
- # ifdef HAVE_NDIR_H
- # include <ndir.h>
- # endif /* HAVE_NDIR_H */
- #endif /* HAVE_DIRENT_H */
-
- #ifdef 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). */
- #ifndef DEV_BSIZE
- #ifdef BSIZE
- #define DEV_BSIZE BSIZE
- #else /* !BSIZE */
- #define DEV_BSIZE 4096
- #endif /* !BSIZE */
- #endif /* !DEV_BSIZE */
-
- /* Extract or fake data from a `struct stat'.
- ST_BLKSIZE: Optimal I/O blocksize for the file, in bytes.
- ST_NBLOCKS: Number of 512-byte blocks in the file
- (including indirect blocks). */
- #ifndef HAVE_ST_BLOCKS
- # define ST_BLKSIZE(statbuf) DEV_BSIZE
- # if defined(_POSIX_SOURCE) || !defined(BSIZE) /* fileblocks.c uses BSIZE. */
- # define ST_NBLOCKS(statbuf) (((statbuf).st_size + 512 - 1) / 512)
- # else /* !_POSIX_SOURCE && BSIZE */
- # define ST_NBLOCKS(statbuf) (st_blocks ((statbuf).st_size))
- # endif /* !_POSIX_SOURCE && BSIZE */
- #else /* HAVE_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_NBLOCKS(statbuf) ((statbuf).st_blocks * 2)
- # else /* !hpux */
- # if defined(_AIX) && defined(_I386)
- /* AIX PS/2 counts st_blocks in 4K units. */
- # define ST_NBLOCKS(statbuf) ((statbuf).st_blocks * 8)
- # else /* not AIX PS/2 */
- # define ST_NBLOCKS(statbuf) ((statbuf).st_blocks)
- # endif /* not AIX PS/2 */
- # endif /* !hpux */
- #endif /* HAVE_ST_BLOCKS */
-
- /* Convert B 512-byte blocks to kilobytes if K is nonzero,
- otherwise return it unchanged. */
- #define convert_blocks(b, k) ((k) ? ((b) + 1) / 2 : (b))
-
- #ifndef RETSIGTYPE
- #define RETSIGTYPE void
- #endif
-
- #ifdef __GNUC__
- # undef alloca
- # define alloca __builtin_alloca
- #else
- # ifdef HAVE_ALLOCA_H
- # include <alloca.h>
- # else
- # ifndef _AIX
- /* AIX alloca decl has to be the first thing in the file, bletch! */
- char *alloca ();
- # endif
- # endif
- #endif
-
- #include <ctype.h>
-
- #if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII))
- #define IN_CTYPE_DOMAIN(c) 1
- #else
- #define IN_CTYPE_DOMAIN(c) isascii(c)
- #endif
-
- #ifdef isblank
- #define ISBLANK(c) (IN_CTYPE_DOMAIN (c) && isblank (c))
- #else
- #define ISBLANK(c) ((c) == ' ' || (c) == '\t')
- #endif
- #ifdef isgraph
- #define ISGRAPH(c) (IN_CTYPE_DOMAIN (c) && isgraph (c))
- #else
- #define ISGRAPH(c) (IN_CTYPE_DOMAIN (c) && isprint (c) && !isspace (c))
- #endif
-
- #define ISPRINT(c) (IN_CTYPE_DOMAIN (c) && isprint (c))
- #define ISDIGIT(c) (IN_CTYPE_DOMAIN (c) && isdigit (c))
- #define ISALNUM(c) (IN_CTYPE_DOMAIN (c) && isalnum (c))
- #define ISALPHA(c) (IN_CTYPE_DOMAIN (c) && isalpha (c))
- #define ISCNTRL(c) (IN_CTYPE_DOMAIN (c) && iscntrl (c))
- #define ISLOWER(c) (IN_CTYPE_DOMAIN (c) && islower (c))
- #define ISPUNCT(c) (IN_CTYPE_DOMAIN (c) && ispunct (c))
- #define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
- #define ISUPPER(c) (IN_CTYPE_DOMAIN (c) && isupper (c))
- #define ISXDIGIT(c) (IN_CTYPE_DOMAIN (c) && isxdigit (c))
-
- #ifndef __P
- #if defined (__GNUC__) || (defined (__STDC__) && __STDC__)
- #define __P(args) args
- #else
- #define __P(args) ()
- #endif /* GCC. */
- #endif /* Not __P. */
-
- /* Take care of NLS matters. */
-
- #if HAVE_LOCALE_H
- # include <locale.h>
- #endif
- #if !HAVE_SETLOCALE
- # define setlocale(Category, Locale) /* empty */
- #endif
-
- #if ENABLE_NLS
- # include <libintl.h>
- # define _(Text) gettext (Text)
- #else
- # define bindtextdomain(Domain, Directory) /* empty */
- # define textdomain(Domain) /* empty */
- # define _(Text) Text
- #endif
-
- #define STREQ(a,b) (strcmp((a), (b)) == 0)
-