1/*	$NetBSD: main2.c,v 1.5 2001/11/21 19:14:26 wiz 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: main2.c,v 1.5 2001/11/21 19:14:26 wiz Exp $");
37#endif
38__FBSDID("$FreeBSD$");
39
40#include <stdio.h>
41#include <stdlib.h>
42#include <string.h>
43#include <unistd.h>
44
45#include "lint2.h"
46
47/* warnings for symbols which are declared but not defined or used */
48int	xflag;
49
50/*
51 * warnings for symbols which are used and not defined or defined
52 * and not used
53 */
54int	uflag = 1;
55
56/* Create a lint library in the current directory with name libname. */
57int	Cflag;
58const	char *libname;
59
60int	pflag;
61
62/*
63 * warnings for (tentative) definitions of the same name in more than
64 * one translation unit
65 */
66int	sflag;
67
68int	tflag;
69
70/*
71 * If a complaint stems from an included file, print the name of the included
72 * file instead of the name spezified at the command line followed by '?'
73 */
74int	Hflag;
75
76int	hflag;
77
78/* Print full path names, not only the last component */
79int	Fflag;
80
81/*
82 * List of libraries (from -l flag). These libraries are read after all
83 * other input files has been read and, for Cflag, after the new lint library
84 * has been written.
85 */
86const	char	**libs;
87
88static	void	usage(void);
89
90int main(int, char *[]);
91
92int
93main(int argc, char *argv[])
94{
95	int	c, i;
96	size_t	len;
97	char	*lname;
98
99	libs = xcalloc(1, sizeof (char *));
100
101	opterr = 0;
102	while ((c = getopt(argc, argv, "hpstxuC:HFl:")) != -1) {
103		switch (c) {
104		case 's':
105			sflag = 1;
106			break;
107		case 't':
108			tflag = 1;
109			break;
110		case 'u':
111			uflag = 0;
112			break;
113		case 'x':
114			xflag = 1;
115			break;
116		case 'p':
117			pflag = 1;
118			break;
119		case 'C':
120			len = strlen(optarg);
121			lname = xmalloc(len + 10);
122			(void)sprintf(lname, "llib-l%s.ln", optarg);
123			libname = lname;
124			Cflag = 1;
125			uflag = 0;
126			break;
127		case 'H':
128			Hflag = 1;
129			break;
130		case 'h':
131			hflag = 1;
132			break;
133		case 'F':
134			Fflag = 1;
135			break;
136		case 'l':
137			for (i = 0; libs[i] != NULL; i++)
138				continue;
139			libs = xrealloc(libs, (i + 2) * sizeof (char *));
140			libs[i] = xstrdup(optarg);
141			libs[i + 1] = NULL;
142			break;
143		case '?':
144			usage();
145		}
146	}
147
148	argc -= optind;
149	argv += optind;
150
151	if (argc == 0)
152		usage();
153
154	initmem();
155
156	/* initialize hash table */
157	inithash();
158
159	inittyp();
160
161	for (i = 0; i < argc; i++)
162		readfile(argv[i]);
163
164	/* write the lint library */
165	if (Cflag) {
166		forall(mkstatic);
167		outlib(libname);
168	}
169
170	/* read additional libraries */
171	for (i = 0; libs[i] != NULL; i++)
172		readfile(libs[i]);
173
174	forall(mkstatic);
175
176	mainused();
177
178	/* perform all tests */
179	forall(chkname);
180
181	exit(0);
182	/* NOTREACHED */
183}
184
185static void
186usage(void)
187{
188	(void)fprintf(stderr,
189		      "usage: lint2 -hpstxuHF -Clib -l lib ... src1 ...\n");
190	exit(1);
191}
192