/* system-dependent definitions for fileutils, textutils, and sh-utils packages. Copyright (C) 89, 91, 92, 93, 94, 96, 97, 1998 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 #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 #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 #ifndef S_IXUGO # define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH) #endif #ifdef ST_MTIM_NSEC # define ST_TIME_CMP_NS(a, b, ns) ((a).ns < (b).ns ? -1 : (a).ns > (b).ns) #else # define ST_TIME_CMP_NS(a, b, ns) 0 #endif #define ST_TIME_CMP(a, b, s, ns) \ ((a).s < (b).s ? -1 : (a).s > (b).s ? 1 : ST_TIME_CMP_NS(a, b, ns)) #define ATIME_CMP(a, b) ST_TIME_CMP (a, b, st_atime, st_atim.ST_MTIM_NSEC) #define CTIME_CMP(a, b) ST_TIME_CMP (a, b, st_ctime, st_ctim.ST_MTIM_NSEC) #define MTIME_CMP(a, b) ST_TIME_CMP (a, b, st_mtime, st_mtim.ST_MTIM_NSEC) #if !defined(HAVE_MKFIFO) # define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0)) #endif #ifdef HAVE_SYS_PARAM_H # include #endif /* should be included before any preprocessor test of _POSIX_VERSION. */ #ifdef HAVE_UNISTD_H # include #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 #endif #ifndef CHAR_BIT # define CHAR_BIT 8 #endif /* The extra casts work around common compiler bugs, e.g. Cray C 5.0.3.0 when t == time_t. */ #define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) #define TYPE_MINIMUM(t) ((t) (TYPE_SIGNED (t) \ ? ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1) : (t) 0)) #define TYPE_MAXIMUM(t) ((t) (~ (t) 0 - TYPE_MINIMUM (t))) #ifndef CHAR_MIN # define CHAR_MIN TYPE_MINIMUM (char) #endif #ifndef CHAR_MAX # define CHAR_MAX TYPE_MAXIMUM (char) #endif #ifndef UCHAR_MAX # define UCHAR_MAX TYPE_MAXIMUM (unsigned char) #endif #ifndef SHRT_MIN # define SHRT_MIN TYPE_MINIMUM (short int) #endif #ifndef SHRT_MAX # define SHRT_MAX TYPE_MAXIMUM (short int) #endif #ifndef INT_MAX # define INT_MAX TYPE_MAXIMUM (int) #endif #ifndef UINT_MAX # define UINT_MAX TYPE_MAXIMUM (unsigned int) #endif #ifndef LONG_MAX # define LONG_MAX TYPE_MAXIMUM (long) #endif #ifndef ULONG_MAX # define ULONG_MAX TYPE_MAXIMUM (unsigned long) #endif #include "pathmax.h" #ifdef TM_IN_SYS_TIME # include #else # include #endif /* Since major is a function on SVR4, we can't use `ifndef major'. */ #ifdef MAJOR_IN_MKDEV # include # define HAVE_MAJOR #endif #ifdef MAJOR_IN_SYSMACROS # include # 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 #endif /* Some systems (even some that do have ) 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 # endif # include #else # include #endif #include #ifndef errno extern int errno; #endif #if HAVE_STDLIB_H # define getopt system_getopt # include # 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 #ifdef HAVE_FCNTL_H # include #else # include #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 #ifdef HAVE_DIRENT_H # include # 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 # endif /* HAVE_SYS_NDIR_H */ # ifdef HAVE_SYS_DIR_H # include # endif /* HAVE_SYS_DIR_H */ # ifdef HAVE_NDIR_H # include # 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: 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_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 / ST_NBLOCKSIZE + ((statbuf).st_size % ST_NBLOCKSIZE != 0)) # 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_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) ((statbuf).st_blocks * ST_BLKSIZE(statbuf)/ST_NBLOCKSIZE) # endif /* _CRAY */ # endif /* not AIX PS/2 */ # endif /* !hpux */ #endif /* HAVE_ST_BLOCKS */ #ifndef ST_NBLOCKS # define ST_NBLOCKS(statbuf) ((statbuf).st_blocks) #endif #ifndef ST_NBLOCKSIZE # define ST_NBLOCKSIZE 512 #endif #include "sys2.h"