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common.h revision 1.1.1.1 
      1 /* $Header: /tank/opengrok/rsync2/NetBSD/src/usr.bin/patch/common.h,v 1.1.1.1 1997/01/09 14:47:38 tls Exp $
      2  *
      3  * $Log: common.h,v $
      4  * Revision 1.1.1.1  1997/01/09 14:47:38  tls
      5  * Import from 4.4BSD-Lite2
      6  *
      7  * Revision 2.0  86/09/17  15:36:39  lwall
      8  * Baseline for netwide release.
      9  *
     10  */
     11 
     12 #define DEBUGGING
     13 
     14 #include "config.h"
     15 
     16 /* shut lint up about the following when return value ignored */
     17 
     18 #define Signal (void)signal
     19 #define Unlink (void)unlink
     20 #define Lseek (void)lseek
     21 #define Fseek (void)fseek
     22 #define Fstat (void)fstat
     23 #define Pclose (void)pclose
     24 #define Close (void)close
     25 #define Fclose (void)fclose
     26 #define Fflush (void)fflush
     27 #define Sprintf (void)sprintf
     28 #define Mktemp (void)mktemp
     29 #define Strcpy (void)strcpy
     30 #define Strcat (void)strcat
     31 
     32 #include <stdio.h>
     33 #include <assert.h>
     34 #include <sys/types.h>
     35 #include <sys/stat.h>
     36 #include <ctype.h>
     37 #include <signal.h>
     38 
     39 /* constants */
     40 
     41 #define TRUE (1)
     42 #define FALSE (0)
     43 
     44 #define MAXHUNKSIZE 100000		/* is this enough lines? */
     45 #define INITHUNKMAX 125			/* initial dynamic allocation size */
     46 #define MAXLINELEN 1024
     47 #define BUFFERSIZE 1024
     48 #define ORIGEXT ".orig"
     49 #define SCCSPREFIX "s."
     50 #define GET "get -e %s"
     51 #define RCSSUFFIX ",v"
     52 #define CHECKOUT "co -l %s"
     53 
     54 /* handy definitions */
     55 
     56 #define Null(t) ((t)0)
     57 #define Nullch Null(char *)
     58 #define Nullfp Null(FILE *)
     59 #define Nulline Null(LINENUM)
     60 
     61 #define Ctl(ch) ((ch) & 037)
     62 
     63 #define strNE(s1,s2) (strcmp(s1, s2))
     64 #define strEQ(s1,s2) (!strcmp(s1, s2))
     65 #define strnNE(s1,s2,l) (strncmp(s1, s2, l))
     66 #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
     67 
     68 /* typedefs */
     69 
     70 typedef char bool;
     71 typedef long LINENUM;			/* must be signed */
     72 typedef unsigned MEM;			/* what to feed malloc */
     73 
     74 /* globals */
     75 
     76 EXT int Argc;				/* guess */
     77 EXT char **Argv;
     78 EXT int Argc_last;			/* for restarting plan_b */
     79 EXT char **Argv_last;
     80 
     81 EXT struct stat filestat;		/* file statistics area */
     82 EXT int filemode INIT(0644);
     83 
     84 EXT char buf[MAXLINELEN];		/* general purpose buffer */
     85 EXT FILE *ofp INIT(Nullfp);		/* output file pointer */
     86 EXT FILE *rejfp INIT(Nullfp);		/* reject file pointer */
     87 
     88 EXT bool using_plan_a INIT(TRUE);	/* try to keep everything in memory */
     89 EXT bool out_of_mem INIT(FALSE);	/* ran out of memory in plan a */
     90 
     91 #define MAXFILEC 2
     92 EXT int filec INIT(0);			/* how many file arguments? */
     93 EXT char *filearg[MAXFILEC];
     94 EXT bool ok_to_create_file INIT(FALSE);
     95 EXT char *bestguess INIT(Nullch);	/* guess at correct filename */
     96 
     97 EXT char *outname INIT(Nullch);
     98 EXT char rejname[128];
     99 
    100 EXT char *origext INIT(Nullch);
    101 
    102 EXT char TMPOUTNAME[] INIT("/tmp/patchoXXXXXX");
    103 EXT char TMPINNAME[] INIT("/tmp/patchiXXXXXX");	/* might want /usr/tmp here */
    104 EXT char TMPREJNAME[] INIT("/tmp/patchrXXXXXX");
    105 EXT char TMPPATNAME[] INIT("/tmp/patchpXXXXXX");
    106 EXT bool toutkeep INIT(FALSE);
    107 EXT bool trejkeep INIT(FALSE);
    108 
    109 EXT LINENUM last_offset INIT(0);
    110 #ifdef DEBUGGING
    111 EXT int debug INIT(0);
    112 #endif
    113 EXT LINENUM maxfuzz INIT(2);
    114 EXT bool force INIT(FALSE);
    115 EXT bool verbose INIT(TRUE);
    116 EXT bool reverse INIT(FALSE);
    117 EXT bool noreverse INIT(FALSE);
    118 EXT bool skip_rest_of_patch INIT(FALSE);
    119 EXT int strippath INIT(957);
    120 EXT bool canonicalize INIT(FALSE);
    121 
    122 #define CONTEXT_DIFF 1
    123 #define NORMAL_DIFF 2
    124 #define ED_DIFF 3
    125 #define NEW_CONTEXT_DIFF 4
    126 EXT int diff_type INIT(0);
    127 
    128 EXT bool do_defines INIT(FALSE);	/* patch using ifdef, ifndef, etc. */
    129 EXT char if_defined[128];		/* #ifdef xyzzy */
    130 EXT char not_defined[128];		/* #ifndef xyzzy */
    131 EXT char else_defined[] INIT("#else\n");/* #else */
    132 EXT char end_defined[128];		/* #endif xyzzy */
    133 
    134 EXT char *revision INIT(Nullch);	/* prerequisite revision, if any */
    135 
    136 char *malloc();
    137 char *realloc();
    138 char *strcpy();
    139 char *strcat();
    140 long atol();
    141 char *mktemp();
    142