1 /* $NetBSD: main2.c,v 1.35 2023/12/03 18:17:41 rillig 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) 40 __RCSID("$NetBSD: main2.c,v 1.35 2023/12/03 18:17:41 rillig 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 bool Cflag; 51 bool Fflag; 52 bool Hflag; 53 bool hflag; 54 bool sflag; 55 bool tflag; 56 bool uflag; 57 bool xflag; 58 const char *libname; 59 60 /* 61 * List of libraries (from -l flag). These libraries are read after all 62 * other input files has been read and, for Cflag, after the new lint library 63 * has been written. 64 */ 65 static const char **libs; 66 67 static void usage(void) __attribute__((noreturn)); 68 69 static void 70 check_name_non_const(hte_t *hte) 71 { 72 check_name(hte); 73 } 74 75 int 76 main(int argc, char *argv[]) 77 { 78 int c, i; 79 size_t len; 80 char *lname; 81 82 libs = xcalloc(1, sizeof(*libs)); 83 84 opterr = 0; 85 while ((c = getopt(argc, argv, "hl:stuxC:HF")) != -1) { 86 switch (c) { 87 case 's': 88 sflag = true; 89 break; 90 case 't': 91 tflag = true; 92 break; 93 case 'u': 94 uflag = true; 95 break; 96 case 'x': 97 xflag = true; 98 break; 99 case 'C': 100 len = strlen(optarg); 101 lname = xmalloc(len + 10); 102 (void)snprintf(lname, len + 10, "llib-l%s.ln", optarg); 103 libname = lname; 104 Cflag = true; 105 uflag = true; 106 break; 107 case 'H': 108 Hflag = true; 109 break; 110 case 'h': 111 hflag = true; 112 break; 113 case 'F': 114 Fflag = true; 115 break; 116 case 'l': 117 for (i = 0; libs[i] != NULL; i++) 118 continue; 119 libs = xrealloc(libs, (i + 2) * sizeof(*libs)); 120 libs[i] = xstrdup(optarg); 121 libs[i + 1] = NULL; 122 break; 123 default: 124 usage(); 125 } 126 } 127 128 argc -= optind; 129 argv += optind; 130 131 if (argc == 0) 132 usage(); 133 134 symtab_init(); 135 136 for (i = 0; i < argc; i++) 137 readfile(argv[i]); 138 139 /* write the lint library */ 140 if (Cflag) { 141 symtab_forall(mkstatic); 142 outlib(libname); 143 } 144 145 /* read additional libraries */ 146 for (i = 0; libs[i] != NULL; i++) 147 readfile(libs[i]); 148 149 symtab_forall(mkstatic); 150 151 mark_main_as_used(); 152 153 /* perform all tests */ 154 symtab_forall_sorted(check_name_non_const); 155 156 return 0; 157 } 158 159 static void 160 usage(void) 161 { 162 (void)fprintf(stderr, 163 "usage: %s [-hstuxHF] -Clib -l lib ... src1 ...\n", getprogname()); 164 exit(1); 165 } 166