163 lines
4 KiB
C
163 lines
4 KiB
C
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/* $Header$
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*
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* $Log$
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* Revision 1.1 2005/04/21 14:55:10 beng
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* Initial revision
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*
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* Revision 1.1.1.1 2005/04/20 13:33:18 beng
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* Initial import of minix 2.0.4
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*
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* Revision 2.0.1.2 88/06/22 20:44:53 lwall
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* patch12: sprintf was declared wrong
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*
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* Revision 2.0.1.1 88/06/03 15:01:56 lwall
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* patch10: support for shorter extensions.
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*
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* Revision 2.0 86/09/17 15:36:39 lwall
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* Baseline for netwide release.
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*
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*/
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#define DEBUGGING
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#include "config.h"
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#include <sys/types.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdio.h>
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/* shut lint up about the following when return value ignored */
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#define Signal (void)signal
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#define Unlink (void)unlink
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#define Lseek (void)lseek
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#define Fseek (void)fseek
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#define Fstat (void)fstat
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#define Pclose (void)pclose
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#define Close (void)close
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#define Fclose (void)fclose
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#define Fflush (void)fflush
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#define Sprintf (void)sprintf
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#define Mktemp (void)mktemp
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#define Strcpy (void)strcpy
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#define Strcat (void)strcat
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <assert.h>
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#include <ctype.h>
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#include <signal.h>
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#include <stdio.h>
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/* constants */
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#define TRUE (1)
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#define FALSE (0)
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#define MAXHUNKSIZE 100000 /* is this enough lines? */
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#define INITHUNKMAX 125 /* initial dynamic allocation size */
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#define MAXLINELEN 1024
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#define BUFFERSIZE 1024
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#define SCCSPREFIX "s."
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#define GET "get -e %s"
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#define RCSSUFFIX ",v"
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#define CHECKOUT "co -l %s"
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#ifdef FLEXFILENAMES
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#define ORIGEXT ".orig"
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#define REJEXT ".rej"
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#else
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#define ORIGEXT "~"
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#define REJEXT "#"
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#endif
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/* handy definitions */
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#define Null(t) ((t)0)
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#define Nullch Null(char *)
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#define Nullfp Null(FILE *)
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#define Nulline Null(LINENUM)
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#define Ctl(ch) ((ch) & 037)
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#define strNE(s1,s2) (strcmp(s1, s2))
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#define strEQ(s1,s2) (!strcmp(s1, s2))
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#define strnNE(s1,s2,l) (strncmp(s1, s2, l))
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#define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
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/* typedefs */
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typedef int bool;
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typedef long LINENUM; /* must be signed */
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typedef unsigned MEM; /* what to feed malloc */
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/* globals */
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EXT int Argc; /* guess */
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EXT char **Argv;
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EXT int Argc_last; /* for restarting plan_b */
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EXT char **Argv_last;
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EXT struct stat filestat; /* file statistics area */
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EXT int filemode INIT(0644);
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EXT char buf[MAXLINELEN]; /* general purpose buffer */
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EXT FILE *ofp INIT(Nullfp); /* output file pointer */
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EXT FILE *rejfp INIT(Nullfp); /* reject file pointer */
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EXT bool using_plan_a INIT(TRUE); /* try to keep everything in memory */
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EXT bool out_of_mem INIT(FALSE); /* ran out of memory in plan a */
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#define MAXFILEC 2
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EXT int filec INIT(0); /* how many file arguments? */
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EXT char *filearg[MAXFILEC];
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EXT bool ok_to_create_file INIT(FALSE);
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EXT char *bestguess INIT(Nullch); /* guess at correct filename */
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EXT char *outname INIT(Nullch);
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EXT char rejname[128];
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EXT char *origext INIT(Nullch);
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EXT char *origprae INIT(Nullch);
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EXT char TMPOUTNAME[] INIT("/tmp/patchoXXXXXX");
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EXT char TMPINNAME[] INIT("/tmp/patchiXXXXXX"); /* might want /usr/tmp here */
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EXT char TMPREJNAME[] INIT("/tmp/patchrXXXXXX");
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EXT char TMPPATNAME[] INIT("/tmp/patchpXXXXXX");
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#ifdef SMALL
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EXT char TMPSTRNAME[] INIT("/tmp/patchsXXXXXX");
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#endif
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EXT bool toutkeep INIT(FALSE);
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EXT bool trejkeep INIT(FALSE);
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EXT LINENUM last_offset INIT(0);
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#ifdef DEBUGGING
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EXT int debug INIT(0);
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#endif
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EXT LINENUM maxfuzz INIT(2);
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EXT bool force INIT(FALSE);
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EXT bool verbose INIT(TRUE);
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EXT bool reverse INIT(FALSE);
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EXT bool noreverse INIT(FALSE);
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EXT bool skip_rest_of_patch INIT(FALSE);
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EXT int strippath INIT(957);
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EXT bool canonicalize INIT(FALSE);
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#define CONTEXT_DIFF 1
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#define NORMAL_DIFF 2
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#define ED_DIFF 3
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#define NEW_CONTEXT_DIFF 4
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EXT int diff_type INIT(0);
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EXT bool do_defines INIT(FALSE); /* patch using ifdef, ifndef, etc. */
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EXT char if_defined[128]; /* #ifdef xyzzy */
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EXT char not_defined[128]; /* #ifndef xyzzy */
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EXT char else_defined[] INIT("#else\n");/* #else */
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EXT char end_defined[128]; /* #endif xyzzy */
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EXT char *revision INIT(Nullch); /* prerequisite revision, if any */
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_PROTOTYPE(void my_exit , (int status ));
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