1 /* $NetBSD: main2.c,v 1.8 2010/01/14 16:58:27 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 #if HAVE_NBTOOL_CONFIG_H 35 #include "nbtool_config.h" 36 #endif 37 38 #include <sys/cdefs.h> 39 #if defined(__RCSID) && !defined(lint) 40 __RCSID("$NetBSD: main2.c,v 1.8 2010/01/14 16:58:27 christos Exp $"); 41 #endif 42 43 #include <stdio.h> 44 #include <stdlib.h> 45 #include <string.h> 46 #include <unistd.h> 47 48 #include "lint2.h" 49 50 /* warnings for symbols which are declared but not defined or used */ 51 int xflag; 52 53 /* 54 * warnings for symbols which are used and not defined or defined 55 * and not used 56 */ 57 int uflag = 1; 58 59 /* Create a lint library in the current directory with name libname. */ 60 int Cflag; 61 const char *libname; 62 63 int pflag; 64 65 /* 66 * warnings for (tentative) definitions of the same name in more than 67 * one translation unit 68 */ 69 int sflag; 70 71 int tflag; 72 73 /* 74 * If a complaint stems from a included file, print the name of the included 75 * file instead of the name spezified at the command line followed by '?' 76 */ 77 int Hflag; 78 79 int hflag; 80 81 /* Print full path names, not only the last component */ 82 int Fflag; 83 84 /* 85 * List of libraries (from -l flag). These libraries are read after all 86 * other input files has been read and, for Cflag, after the new lint library 87 * has been written. 88 */ 89 const char **libs; 90 91 static void usage(void); 92 93 int main(int, char *[]); 94 95 int 96 main(int argc, char *argv[]) 97 { 98 int c, i; 99 size_t len; 100 char *lname; 101 102 libs = xcalloc(1, sizeof (char *)); 103 104 opterr = 0; 105 while ((c = getopt(argc, argv, "hpstxuC:HFl:")) != -1) { 106 switch (c) { 107 case 's': 108 sflag = 1; 109 break; 110 case 't': 111 tflag = 1; 112 break; 113 case 'u': 114 uflag = 0; 115 break; 116 case 'x': 117 xflag = 1; 118 break; 119 case 'p': 120 pflag = 1; 121 break; 122 case 'C': 123 len = strlen(optarg); 124 lname = xmalloc(len + 10); 125 (void)sprintf(lname, "llib-l%s.ln", optarg); 126 libname = lname; 127 Cflag = 1; 128 uflag = 0; 129 break; 130 case 'H': 131 Hflag = 1; 132 break; 133 case 'h': 134 hflag++; 135 break; 136 case 'F': 137 Fflag = 1; 138 break; 139 case 'l': 140 for (i = 0; libs[i] != NULL; i++) 141 continue; 142 libs = xrealloc(libs, (i + 2) * sizeof (char *)); 143 libs[i] = xstrdup(optarg); 144 libs[i + 1] = NULL; 145 break; 146 case '?': 147 usage(); 148 } 149 } 150 151 argc -= optind; 152 argv += optind; 153 154 if (argc == 0) 155 usage(); 156 157 initmem(); 158 159 /* initialize hash table */ 160 inithash(); 161 162 inittyp(); 163 164 for (i = 0; i < argc; i++) 165 readfile(argv[i]); 166 167 /* write the lint library */ 168 if (Cflag) { 169 forall(mkstatic); 170 outlib(libname); 171 } 172 173 /* read additional libraries */ 174 for (i = 0; libs[i] != NULL; i++) 175 readfile(libs[i]); 176 177 forall(mkstatic); 178 179 mainused(); 180 181 /* perform all tests */ 182 forall(chkname); 183 184 exit(0); 185 /* NOTREACHED */ 186 } 187 188 static void 189 usage(void) 190 { 191 (void)fprintf(stderr, 192 "usage: lint2 -hpstxuHF -Clib -l lib ... src1 ...\n"); 193 exit(1); 194 } 195