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