/* common definitions for `patch' */ /* $Id: common.h,v 1.18 1997/06/13 06:28:37 eggert Exp $ */ /* Copyright 1986, 1988 Larry Wall Copyright 1990, 1991, 1992, 1993, 1997 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; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef DEBUGGING #define DEBUGGING 1 #endif /* We must define `volatile' and `const' first (the latter inside config.h), so that they're used consistently in all system includes. */ #ifndef __STDC__ # ifndef volatile # define volatile # endif #endif /* Enable support for fseeko and ftello on hosts where it is available but is turned off by default. This must be defined before any system file is included. */ #define _LARGEFILE_SOURCE 1 #include #include #include #include #include #include #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 #ifndef S_IXOTH #define S_IXOTH 1 #endif #ifndef S_IWOTH #define S_IWOTH 2 #endif #ifndef S_IROTH #define S_IROTH 4 #endif #ifndef S_IXGRP #define S_IXGRP (S_IXOTH << 3) #endif #ifndef S_IWGRP #define S_IWGRP (S_IWOTH << 3) #endif #ifndef S_IRGRP #define S_IRGRP (S_IROTH << 3) #endif #ifndef S_IXUSR #define S_IXUSR (S_IXOTH << 6) #endif #ifndef S_IWUSR #define S_IWUSR (S_IWOTH << 6) #endif #ifndef S_IRUSR #define S_IRUSR (S_IROTH << 6) #endif #if HAVE_LIMITS_H # include #endif #ifndef INT_MAX #define INT_MAX 2147483647 #endif #ifndef LONG_MIN #define LONG_MIN (-1-2147483647L) #endif #include /* CTYPE_DOMAIN (C) is nonzero if the unsigned char C can safely be given as an argument to macros like `isspace'. */ #if STDC_HEADERS #define CTYPE_DOMAIN(c) 1 #else #define CTYPE_DOMAIN(c) ((unsigned) (c) <= 0177) #endif #ifndef ISSPACE #define ISSPACE(c) (CTYPE_DOMAIN (c) && isspace (c)) #endif #ifndef ISDIGIT #define ISDIGIT(c) ((unsigned) (c) - '0' <= 9) #endif #ifndef FILESYSTEM_PREFIX_LEN #define FILESYSTEM_PREFIX_LEN(f) 0 #endif #ifndef ISSLASH #define ISSLASH(c) ((c) == '/') #endif /* constants */ /* AIX predefines these. */ #ifdef TRUE #undef TRUE #endif #ifdef FALSE #undef FALSE #endif #define TRUE 1 #define FALSE 0 /* handy definitions */ #define strEQ(s1,s2) (!strcmp(s1, s2)) #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l)) /* typedefs */ typedef int bool; /* must promote to itself */ typedef long LINENUM; /* must be signed */ /* globals */ extern char const program_name[]; XTERN char *buf; /* general purpose buffer */ XTERN size_t bufsize; /* allocated size of buf */ XTERN bool using_plan_a; /* try to keep everything in memory */ XTERN char *inname; XTERN char *outfile; XTERN int inerrno; XTERN int invc; XTERN struct stat instat; XTERN bool dry_run; XTERN bool posixly_correct; XTERN char const *origprae; XTERN char const *origbase; XTERN char const * volatile TMPOUTNAME; XTERN char const * volatile TMPINNAME; XTERN char const * volatile TMPPATNAME; #ifdef DEBUGGING XTERN int debug; #else # define debug 0 #endif XTERN bool force; XTERN bool batch; XTERN bool noreverse; XTERN int reverse; XTERN enum { DEFAULT_VERBOSITY, SILENT, VERBOSE } verbosity; XTERN bool skip_rest_of_patch; XTERN int strippath; XTERN bool canonicalize; XTERN int patch_get; XTERN int set_time; XTERN int set_utc; enum diff { NO_DIFF, CONTEXT_DIFF, NORMAL_DIFF, ED_DIFF, NEW_CONTEXT_DIFF, UNI_DIFF }; XTERN enum diff diff_type; XTERN char *revision; /* prerequisite revision, if any */ #ifdef __STDC__ # define GENERIC_OBJECT void #else # define GENERIC_OBJECT char #endif #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) || __STRICT_ANSI__ # define __attribute__(x) #endif #ifndef PARAMS # ifdef __STDC__ # define PARAMS(args) args # else # define PARAMS(args) () # endif #endif GENERIC_OBJECT *xmalloc PARAMS ((size_t)); void fatal_exit PARAMS ((int)) __attribute__ ((noreturn)); #include #if !STDC_HEADERS && !defined errno extern int errno; #endif #if STDC_HEADERS || HAVE_STRING_H # include #else # if !HAVE_MEMCHR # define memcmp(s1, s2, n) bcmp (s1, s2, n) # define memcpy(d, s, n) bcopy (s, d, n) GENERIC_OBJECT *memchr (); # endif #endif #if STDC_HEADERS # include #else long atol (); char *getenv (); GENERIC_OBJECT *malloc (); GENERIC_OBJECT *realloc (); #endif #if HAVE_UNISTD_H # include #endif #ifndef lseek off_t lseek (); #endif #ifndef SEEK_SET #define SEEK_SET 0 #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 _LFS_LARGEFILE typedef off_t file_offset; # define file_seek fseeko # define file_tell ftello #else typedef long file_offset; # define file_seek fseek # define file_tell ftell #endif #if HAVE_FCNTL_H # include #endif #ifndef O_RDONLY #define O_RDONLY 0 #endif #ifndef O_WRONLY #define O_WRONLY 1 #endif #ifndef O_RDWR #define O_RDWR 2 #endif #ifndef _O_BINARY #define _O_BINARY 0 #endif #ifndef O_BINARY #define O_BINARY _O_BINARY #endif #ifndef O_CREAT #define O_CREAT 0 #endif #ifndef O_TRUNC #define O_TRUNC 0 #endif #if HAVE_SETMODE XTERN int binary_transput; /* O_BINARY if binary i/o is desired */ #else # define binary_transput 0 #endif #ifndef NULL_DEVICE #define NULL_DEVICE "/dev/null" #endif #ifndef TTY_DEVICE #define TTY_DEVICE "/dev/tty" #endif