/* common definitions for `patch' */ /* $Id: common.h,v 1.34 2003/05/19 06:57:36 eggert Exp $ */ /* Copyright (C) 1986, 1988 Larry Wall Copyright (C) 1990, 1991, 1992, 1993, 1997, 1998, 1999, 2002, 2003 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 #include #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 #ifdef MKDIR_TAKES_ONE_ARG # define mkdir(name, mode) ((mkdir) (name)) #endif #if HAVE_LIMITS_H # 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 time_t. */ #define TYPE_SIGNED(t) ((t) -1 < (t) 0) #define TYPE_MINIMUM(t) ((t) (TYPE_SIGNED (t) \ ? (t) (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)) \ : (t) 0)) #define TYPE_MAXIMUM(t) ((t) ((t) ~ (t) 0 - TYPE_MINIMUM (t))) #ifndef CHAR_MAX #define CHAR_MAX TYPE_MAXIMUM (char) #endif #ifndef INT_MAX #define INT_MAX TYPE_MAXIMUM (int) #endif #ifndef LONG_MIN #define LONG_MIN TYPE_MINIMUM (long) #endif #if HAVE_INTTYPES_H # include #endif #ifndef SIZE_MAX /* On some nonstandard hosts, size_t is signed, so SIZE_MAX != (size_t) -1. */ #define SIZE_MAX TYPE_MAXIMUM (size_t) #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 /* handy definitions */ #define strEQ(s1,s2) (!strcmp(s1, s2)) #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l)) /* typedefs */ typedef off_t LINENUM; /* must be signed */ /* globals */ XTERN char *program_name; /* The name this program was run with. */ 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 TMPINNAME; XTERN char const * volatile TMPOUTNAME; XTERN char const * volatile TMPPATNAME; XTERN int volatile TMPINNAME_needs_removal; XTERN int volatile TMPOUTNAME_needs_removal; XTERN int volatile TMPPATNAME_needs_removal; #ifdef DEBUGGING XTERN int debug; #else # define debug 0 #endif XTERN bool force; XTERN bool batch; XTERN bool noreverse; XTERN bool 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 bool set_time; XTERN bool 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 */ #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6) || __STRICT_ANSI__ # define __attribute__(x) #endif void fatal_exit (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) void *memchr (); # endif #endif #if STDC_HEADERS # include #else char *getenv (); void *malloc (); void *realloc (); #endif #if HAVE_UNISTD_H # include #else # ifndef lseek off_t lseek (); # endif #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 HAVE_FSEEKO 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_GETEUID || defined geteuid) # if ! (HAVE_GETUID || defined getuid) # define geteuid() (-1) # else # define geteuid() getuid () # endif #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_EXCL #define O_EXCL 0 #endif #ifndef O_TRUNC #define O_TRUNC 0 #endif #if HAVE_SETMODE_DOS 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