1/* RCS keyword table and match operation */ 2 3/* Copyright 1982, 1988, 1989 Walter Tichy 4 Copyright 1990, 1991, 1992, 1993, 1995 Paul Eggert 5 Distributed under license by the Free Software Foundation, Inc. 6 7This file is part of RCS. 8 --- 49 unchanged lines hidden (view full) --- 58 * Revision 4.1 83/05/04 10:06:53 wft 59 * Initial revision. 60 * 61 */ 62 63 64#include "rcsbase.h" 65 |
66libId(keysId, "$Id: rcskeys.c,v 1.10 1997/02/22 15:47:38 peter Exp $") |
67 68 |
69char const *Keyword[] = { |
70 /* This must be in the same order as rcsbase.h's enum markers type. */ 71 0, 72 AUTHOR, DATE, HEADER, IDH, |
73 LOCKER, LOG, NAME, RCSFILE, REVISION, SOURCE, STATE, CVSHEADER, 74 NULL |
75}; 76 77/* Expand all keywords by default */ |
78static int ExpandKeyword[] = { 79 false, 80 true, true, true, true, |
81 true, true, true, true, true, true, true, true, 82 true |
83}; |
84enum markers LocalIdMode = Id; |
85 86 enum markers 87trymatch(string) 88 char const *string; 89/* function: Checks whether string starts with a keyword followed 90 * by a KDELIM or a VDELIM. 91 * If successful, returns the appropriate marker, otherwise Nomatch. 92 */ 93{ 94 register int j; 95 register char const *p, *s; 96 for (j = sizeof(Keyword)/sizeof(*Keyword); (--j); ) { 97 if (!ExpandKeyword[j]) 98 continue; 99 /* try next keyword */ 100 p = Keyword[j]; |
101 if (p == NULL) 102 continue; |
103 s = string; 104 while (*p++ == *s++) { 105 if (!*p) 106 switch (*s) { 107 case KDELIM: 108 case VDELIM: 109 return (enum markers)j; 110 default: 111 return Nomatch; 112 } 113 } 114 } 115 return(Nomatch); 116} 117 |
118 void |
119setIncExc(arg) |
120 char const *arg; |
121/* Sets up the ExpandKeyword table according to command-line flags */ 122{ 123 char *key; |
124 char *copy, *next; |
125 int include = 0, j; 126 |
127 copy = strdup(arg); 128 next = copy; 129 switch (*next++) { |
130 case 'e': 131 include = false; 132 break; 133 case 'i': 134 include = true; 135 break; 136 default: |
137 free(copy); 138 return; |
139 } 140 if (include) 141 for (j = sizeof(Keyword)/sizeof(*Keyword); (--j); ) 142 ExpandKeyword[j] = false; |
143 key = strtok(next, ","); |
144 while (key) { |
145 for (j = sizeof(Keyword)/sizeof(*Keyword); (--j); ) { 146 if (Keyword[j] == NULL) 147 continue; |
148 if (!strcmp(key, Keyword[j])) 149 ExpandKeyword[j] = include; |
150 } |
151 key = strtok(NULL, ","); 152 } |
153 free(copy); 154 return; |
155} |
156 157 void 158setRCSLocalId(string) 159 char const *string; 160/* function: sets local RCS id and RCSLOCALID envariable */ 161{ 162 static char local_id[keylength+1]; 163 char *copy, *next, *key; 164 int j; 165 166 copy = strdup(string); 167 next = copy; 168 key = strtok(next, "="); 169 if (strlen(key) > keylength) 170 error("LocalId is too long"); 171 VOID strcpy(local_id, key); 172 Keyword[LocalId] = local_id; 173 174 /* options? */ 175 while (key = strtok(NULL, ",")) { 176 if (!strcmp(key, Keyword[Id])) 177 LocalIdMode=Id; 178 else if (!strcmp(key, Keyword[Header])) 179 LocalIdMode=Header; 180 else if (!strcmp(key, Keyword[CVSHeader])) 181 LocalIdMode=CVSHeader; 182 else 183 error("Unknown LocalId mode"); 184 } 185 free(copy); 186} |