NetBSD/usr.bin/patch/common.h

161 lines
4.4 KiB
C

/* $NetBSD: common.h,v 1.16 2003/07/30 08:51:55 itojun Exp $ */
/*
* Copyright (c) 1988, Larry Wall
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following condition
* is met:
* 1. Redistributions of source code must retain the above copyright
* notice, this condition and the following disclaimer.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define DEBUGGING
/* shut lint up about the following when return value ignored */
#define Signal (void)signal
#define Unlink (void)unlink
#define Lseek (void)lseek
#define Fseek (void)fseek
#define Fstat (void)fstat
#define Pclose (void)pclose
#define Close (void)close
#define Fclose (void)fclose
#define Fflush (void)fflush
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
#include <signal.h>
/* constants */
/* AIX predefines these. */
#ifdef TRUE
#undef TRUE
#endif
#ifdef FALSE
#undef FALSE
#endif
#define TRUE (1)
#define FALSE (0)
#define MAXHUNKSIZE 100000 /* is this enough lines? */
#define INITHUNKMAX 125 /* initial dynamic allocation size */
#define MAXLINELEN 10240
#define SCCSPREFIX "s."
#define GET "get -e %s"
#define SCCSDIFF "get -p %s | diff - %s >/dev/null"
#define RCSSUFFIX ",v"
#define CHECKOUT "co -l %s"
#define RCSDIFF "rcsdiff %s > /dev/null"
#define ORIGEXT ".orig"
#define REJEXT ".rej"
/* handy definitions */
#define Nulline 0
#define strNE(s1,s2) (strcmp(s1, s2))
#define strEQ(s1,s2) (!strcmp(s1, s2))
#define strnNE(s1,s2,l) (strncmp(s1, s2, l))
#define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
/* typedefs */
typedef char bool;
typedef int LINENUM; /* must be signed */
/* globals */
EXT int Argc; /* guess */
EXT char **Argv;
EXT struct stat filestat; /* file statistics area */
EXT mode_t filemode INIT(0644);
EXT char buf[MAXLINELEN]; /* general purpose buffer */
EXT FILE *ofp INIT(NULL); /* output file pointer */
EXT FILE *rejfp INIT(NULL); /* reject file pointer */
EXT int myuid; /* cache getuid return value */
#define MAXFILEC 2
EXT int filec INIT(0); /* how many file arguments? */
EXT char *filearg[MAXFILEC];
EXT bool ok_to_create_file INIT(FALSE);
EXT bool filename_is_dev_null INIT(FALSE);
EXT bool old_file_is_dev_null INIT(FALSE);
EXT char *bestguess INIT(NULL); /* guess at correct filename */
EXT char *outname INIT(NULL);
EXT char rejname[128];
EXT char *origprae INIT(NULL);
EXT char *TMPOUTNAME;
EXT char *TMPINNAME;
EXT char *TMPREJNAME;
EXT char *TMPPATNAME;
EXT bool toutkeep INIT(FALSE);
EXT bool trejkeep INIT(FALSE);
EXT LINENUM last_offset INIT(0);
#ifdef DEBUGGING
EXT int debug INIT(0);
#endif
EXT LINENUM maxfuzz INIT(2);
EXT bool force INIT(FALSE);
EXT bool batch INIT(FALSE);
EXT bool verbose INIT(TRUE);
EXT bool reverse INIT(FALSE);
EXT bool noreverse INIT(FALSE);
EXT bool skip_rest_of_patch INIT(FALSE);
EXT int strippath INIT(957);
EXT bool canonicalize INIT(FALSE);
#define CONTEXT_DIFF 1
#define NORMAL_DIFF 2
#define ED_DIFF 3
#define NEW_CONTEXT_DIFF 4
#define UNI_DIFF 5
EXT int diff_type INIT(0);
EXT bool do_defines INIT(FALSE); /* patch using ifdef, ifndef, etc. */
EXT char if_defined[128]; /* #ifdef xyzzy */
EXT char not_defined[128]; /* #ifndef xyzzy */
EXT char else_defined[] INIT("#else\n");/* #else */
EXT char end_defined[128]; /* #endif xyzzy */
EXT char *revision INIT(NULL); /* prerequisite revision, if any */
#include <errno.h>
#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
void my_exit(int) __attribute__((__noreturn__));