main1.c revision 1.14
1 /* $NetBSD: main1.c,v 1.14 2003/04/18 03:21:02 lukem 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 #if defined(__RCSID) && !defined(lint) 36 __RCSID("$NetBSD: main1.c,v 1.14 2003/04/18 03:21:02 lukem 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 <errno.h> 45 #include <limits.h> 46 47 #include "lint1.h" 48 49 /* set yydebug to 1*/ 50 int yflag; 51 52 /* 53 * Print warnings if an assignment of an integertype to another integertype 54 * causes an implizit narrowing conversion. If aflag is 1, these warnings 55 * are printed only if the source type is at least as wide as long. If aflag 56 * is greater than 1, they are always printed. 57 */ 58 int aflag; 59 60 /* Print a warning if a break statement cannot be reached. */ 61 int bflag; 62 63 /* Print warnings for pointer casts. */ 64 int cflag; 65 66 /* Print various debug information. */ 67 int dflag; 68 69 /* Perform stricter checking of enum types and operations on enum types. */ 70 int eflag; 71 72 /* Print complete pathnames, not only the basename. */ 73 int Fflag; 74 75 /* Enable some extensions of gcc */ 76 int gflag; 77 78 /* Treat warnings as errors */ 79 int wflag; 80 81 /* 82 * Apply a number of heuristic tests to attempt to intuit bugs, improve 83 * style, and reduce waste. 84 */ 85 int hflag; 86 87 /* Attempt to check portability to other dialects of C. */ 88 int pflag; 89 90 /* 91 * In case of redeclarations/redefinitions print the location of the 92 * previous declaration/definition. 93 */ 94 int rflag; 95 96 /* Strict ANSI C mode. */ 97 int sflag; 98 99 /* Traditional C mode. */ 100 int tflag; 101 102 /* Enable C9X extensions */ 103 int Sflag; 104 /* 105 * Complain about functions and external variables used and not defined, 106 * or defined and not used. 107 */ 108 int uflag = 1; 109 110 /* Complain about unused function arguments. */ 111 int vflag = 1; 112 113 /* Complain about structures which are never defined. */ 114 int zflag = 1; 115 116 err_set msgset; 117 118 static void usage(void); 119 120 int main(int, char *[]); 121 122 int 123 main(int argc, char *argv[]) 124 { 125 int c; 126 char *ptr; 127 128 setprogname(argv[0]); 129 130 ERR_ZERO(&msgset); 131 while ((c = getopt(argc, argv, "abcdeghmprstuvwyzFSX:")) != -1) { 132 switch (c) { 133 case 'a': aflag++; break; 134 case 'b': bflag = 1; break; 135 case 'c': cflag = 1; break; 136 case 'd': dflag = 1; break; 137 case 'e': eflag = 1; break; 138 case 'F': Fflag = 1; break; 139 case 'g': gflag = 1; break; 140 case 'h': hflag = 1; break; 141 case 'p': pflag = 1; break; 142 case 'r': rflag = 1; break; 143 case 's': sflag = 1; break; 144 case 'S': Sflag = 1; break; 145 case 't': tflag = 1; break; 146 case 'u': uflag = 0; break; 147 case 'w': wflag = 1; break; 148 case 'v': vflag = 0; break; 149 case 'y': yflag = 1; break; 150 case 'z': zflag = 0; break; 151 152 case 'm': 153 msglist(); 154 return(0); 155 156 case 'X': 157 for (ptr = strtok(optarg, ","); ptr; 158 ptr = strtok(NULL, ",")) { 159 char *eptr; 160 long msg; 161 162 errno = 0; 163 msg = strtol(ptr, &eptr, 0); 164 if ((msg == LONG_MIN || msg == LONG_MAX) && 165 errno == ERANGE) 166 err(1, "invalid error message id '%s'", 167 ptr); 168 if (*eptr || ptr == eptr || msg < 0 || 169 msg >= ERR_SETSIZE) 170 errx(1, "invalid error message id '%s'", 171 ptr); 172 ERR_SET(msg, &msgset); 173 } 174 break; 175 case '?': 176 default: 177 usage(); 178 break; 179 } 180 } 181 argc -= optind; 182 argv += optind; 183 184 if (argc != 2) 185 usage(); 186 187 /* open the input file */ 188 if ((yyin = fopen(argv[0], "r")) == NULL) 189 err(1, "cannot open '%s'", argv[0]); 190 191 /* initialize output */ 192 outopen(argv[1]); 193 194 if (yflag) 195 yydebug = 1; 196 197 initmem(); 198 initdecl(); 199 initscan(); 200 initmtab(); 201 202 yyparse(); 203 204 /* Following warnings cannot be suppressed by LINTED */ 205 nowarn = 0; 206 207 chkglsyms(); 208 209 outclose(); 210 211 return (nerr != 0); 212 } 213 214 static void 215 usage(void) 216 { 217 (void)fprintf(stderr, 218 "Usage: %s [-abcdeghmprstuvwyzFS] [-X <id>[,<id>]... src dest\n", 219 getprogname()); 220 exit(1); 221 } 222 223 void 224 norecover(void) 225 { 226 /* cannot recover from previous errors */ 227 error(224); 228 exit(1); 229 } 230
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