main1.c revision 1.10
1 /* $NetBSD: main1.c,v 1.10 2001/12/13 23:56:00 augustss Exp $ */ 2 3 /* 4 * Copyright (c) 1994, 1995 Jochen Pohl 5 * All Rights Reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Jochen Pohl for 18 * The NetBSD Project. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <sys/cdefs.h> 35 #ifndef lint 36 __RCSID("$NetBSD: main1.c,v 1.10 2001/12/13 23:56:00 augustss Exp $"); 37 #endif 38 39 #include <sys/types.h> 40 #include <stdio.h> 41 #include <string.h> 42 #include <stdlib.h> 43 #include <unistd.h> 44 #include <err.h> 45 #include <errno.h> 46 #include <limits.h> 47 48 #include "lint1.h" 49 50 /* set yydebug to 1*/ 51 int yflag; 52 53 /* 54 * Print warnings if an assignment of an integertype to another integertype 55 * causes an implizit narrowing conversion. If aflag is 1, these warnings 56 * are printed only if the source type is at least as wide as long. If aflag 57 * is greater than 1, they are always printed. 58 */ 59 int aflag; 60 61 /* Print a warning if a break statement cannot be reached. */ 62 int bflag; 63 64 /* Print warnings for pointer casts. */ 65 int cflag; 66 67 /* Print various debug information. */ 68 int dflag; 69 70 /* Perform stricter checking of enum types and operations on enum types. */ 71 int eflag; 72 73 /* Print complete pathnames, not only the basename. */ 74 int Fflag; 75 76 /* Enable some extensions of gcc */ 77 int gflag; 78 79 /* Treat warnings as errors */ 80 int wflag; 81 82 /* 83 * Apply a number of heuristic tests to attempt to intuit bugs, improve 84 * style, and reduce waste. 85 */ 86 int hflag; 87 88 /* Attempt to check portability to other dialects of C. */ 89 int pflag; 90 91 /* 92 * In case of redeclarations/redefinitions print the location of the 93 * previous declaration/definition. 94 */ 95 int rflag; 96 97 /* Strict ANSI C mode. */ 98 int sflag; 99 100 /* Traditional C mode. */ 101 int tflag; 102 103 /* 104 * Complain about functions and external variables used and not defined, 105 * or defined and not used. 106 */ 107 int uflag = 1; 108 109 /* Complain about unused function arguments. */ 110 int vflag = 1; 111 112 /* Complain about structures which are never defined. */ 113 int zflag = 1; 114 115 err_set msgset; 116 117 static void usage(void); 118 119 int main(int, char *[]); 120 121 int 122 main(int argc, char *argv[]) 123 { 124 int c; 125 char *ptr; 126 127 ERR_ZERO(&msgset); 128 while ((c = getopt(argc, argv, "abcdeghmprstuvwyzFX:")) != -1) { 129 switch (c) { 130 case 'a': aflag++; break; 131 case 'b': bflag = 1; break; 132 case 'c': cflag = 1; break; 133 case 'd': dflag = 1; break; 134 case 'e': eflag = 1; break; 135 case 'F': Fflag = 1; break; 136 case 'g': gflag = 1; break; 137 case 'h': hflag = 1; break; 138 case 'p': pflag = 1; break; 139 case 'r': rflag = 1; break; 140 case 's': sflag = 1; break; 141 case 't': tflag = 1; break; 142 case 'u': uflag = 0; break; 143 case 'w': wflag = 1; break; 144 case 'v': vflag = 0; break; 145 case 'y': yflag = 1; break; 146 case 'z': zflag = 0; break; 147 148 case 'm': 149 msglist(); 150 return(0); 151 152 case 'X': 153 for (ptr = strtok(optarg, ","); ptr; 154 ptr = strtok(NULL, ",")) { 155 char *eptr; 156 long msg = strtol(ptr, &eptr, 0); 157 if ((msg == LONG_MIN || msg == LONG_MAX) && 158 errno == ERANGE) 159 err(1, "invalid error message id '%s'", 160 ptr); 161 if (*eptr || ptr == eptr || msg < 0 || 162 msg >= ERR_SETSIZE) 163 errx(1, "invalid error message id '%s'", 164 ptr); 165 ERR_SET(msg, &msgset); 166 } 167 break; 168 case '?': 169 default: 170 usage(); 171 break; 172 } 173 } 174 argc -= optind; 175 argv += optind; 176 177 if (argc != 2) 178 usage(); 179 180 /* open the input file */ 181 if ((yyin = fopen(argv[0], "r")) == NULL) 182 err(1, "cannot open '%s'", argv[0]); 183 184 /* initialize output */ 185 outopen(argv[1]); 186 187 if (yflag) 188 yydebug = 1; 189 190 initmem(); 191 initdecl(); 192 initscan(); 193 initmtab(); 194 195 yyparse(); 196 197 /* Following warnings cannot be suppressed by LINTED */ 198 nowarn = 0; 199 200 chkglsyms(); 201 202 outclose(); 203 204 return (nerr != 0); 205 } 206 207 static void 208 usage(void) 209 { 210 211 (void)fprintf(stderr, 212 "Usage: %s [-abcdeghmprstuvwyzF] [-X <id>[,<id>]... src dest\n", 213 getprogname()); 214 exit(1); 215 } 216 217 void 218 norecover(void) 219 { 220 221 /* cannot recover from previous errors */ 222 error(224); 223 exit(1); 224 } 225
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