main1.c revision 1.5
1 /* $NetBSD: main1.c,v 1.5 2000/07/06 01:10:51 christos 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"); 37 #endif 38 39 #define FD_SETSIZE 512 /* more than the total number of error messages */ 40 #include <sys/types.h> 41 #include <stdio.h> 42 #include <string.h> 43 #include <stdlib.h> 44 #include <unistd.h> 45 #include <err.h> 46 #include <errno.h> 47 #include <limits.h> 48 49 #include "lint1.h" 50 51 /* set yydebug to 1*/ 52 int yflag; 53 54 /* 55 * Print warnings if an assignment of an integertype to another integertype 56 * causes an implizit narrowing conversion. If aflag is 1, these warnings 57 * are printed only if the source type is at least as wide as long. If aflag 58 * is greather then 1, they are always printed. 59 */ 60 int aflag; 61 62 /* Print a warning if a break statement cannot be reached. */ 63 int bflag; 64 65 /* Print warnings for pointer casts. */ 66 int cflag; 67 68 /* Print various debug information. */ 69 int dflag; 70 71 /* Perform stricter checking of enum types and operations on enum types. */ 72 int eflag; 73 74 /* Print complete pathnames, not only the basename. */ 75 int Fflag; 76 77 /* Enable some extensions of gcc */ 78 int gflag; 79 80 /* Treat warnings as errors */ 81 int wflag; 82 83 /* 84 * Apply a number of heuristic tests to attempt to intuit bugs, improve 85 * style, and reduce waste. 86 */ 87 int hflag; 88 89 /* Attempt to check portability to other dialects of C. */ 90 int pflag; 91 92 /* 93 * In case of redeclarations/redefinitions print the location of the 94 * previous declaration/definition. 95 */ 96 int rflag; 97 98 /* Strict ANSI C mode. */ 99 int sflag; 100 101 /* Traditional C mode. */ 102 int tflag; 103 104 /* 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 fd_set msgset; 117 118 static void usage __P((void)); 119 120 int main __P((int, char *[])); 121 122 int 123 main(argc, argv) 124 int argc; 125 char *argv[]; 126 { 127 int c; 128 char *ptr; 129 130 FD_ZERO(&msgset); 131 while ((c = getopt(argc, argv, "abcdeghmprstuvwyzFX:")) != -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 't': tflag = 1; break; 145 case 'u': uflag = 0; break; 146 case 'w': wflag = 1; break; 147 case 'v': vflag = 0; break; 148 case 'y': yflag = 1; break; 149 case 'z': zflag = 0; break; 150 151 case 'm': 152 msglist(); 153 return(0); 154 155 case 'X': 156 for (ptr = strtok(optarg, ","); ptr; 157 ptr = strtok(NULL, ",")) { 158 char *eptr; 159 long msg = strtol(ptr, &eptr, 0); 160 if ((msg == LONG_MIN || msg == LONG_MAX) && 161 errno == ERANGE) 162 err(1, "invalid error message id '%s'", 163 ptr); 164 if (*eptr || ptr == eptr || msg < 0 || 165 msg >= 1024) 166 errx(1, "invalid error message id '%s'", 167 ptr); 168 FD_SET(msg, &msgset); 169 } 170 break; 171 case '?': 172 default: 173 usage(); 174 break; 175 } 176 } 177 argc -= optind; 178 argv += optind; 179 180 if (argc != 2) 181 usage(); 182 183 /* open the input file */ 184 if ((yyin = fopen(argv[0], "r")) == NULL) 185 err(1, "cannot open '%s'", argv[0]); 186 187 /* initialize output */ 188 outopen(argv[1]); 189 190 if (yflag) 191 yydebug = 1; 192 193 initmem(); 194 initdecl(); 195 initscan(); 196 initmtab(); 197 198 yyparse(); 199 200 /* Following warnings cannot be suppressed by LINTED */ 201 nowarn = 0; 202 203 chkglsyms(); 204 205 outclose(); 206 207 return (nerr != 0); 208 } 209 210 static void 211 usage() 212 { 213 extern char *__progname; 214 215 (void)fprintf(stderr, 216 "Usage: %s [-abcdeghmprstuvwyzF] [-X <id>[,<id>]... src dest\n", 217 __progname); 218 exit(1); 219 } 220 221 void 222 norecover() 223 { 224 /* cannot recover from previous errors */ 225 error(224); 226 exit(1); 227 } 228
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