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/* $OpenBSD: main1.c,v 1.6 2005/11/23 18:21:43 deraadt Exp $ */
/* $NetBSD: main1.c,v 1.3 1995/10/02 17:29:56 jpo Exp $ */
/*
* Copyright (c) 1994, 1995 Jochen Pohl
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Jochen Pohl for
* The NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef lint
static char rcsid[] = "$OpenBSD: main1.c,v 1.6 2005/11/23 18:21:43 deraadt Exp $";
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <err.h>
#include "lint1.h"
/* set yydebug to 1*/
int yflag;
/*
* Print warnings if an assignment of an integertype to another integertype
* causes an implizit narrowing conversion. If aflag is 1, these warnings
* are printed only if the source type is at least as wide as long. If aflag
* is greather then 1, they are always printed.
*/
int aflag;
/* Print a warning if a break statement cannot be reached. */
int bflag;
/* Print warnings for pointer casts. */
int cflag;
/* Print various debug information. */
int dflag;
/* Perform stricter checking of enum types and operations on enum types. */
int eflag;
/* Print complete pathnames, not only the basename. */
int Fflag = 1;
/* Enable some extensions of gcc */
int gflag;
/*
* Apply a number of heuristic tests to attempt to intuit bugs, improve
* style, and reduce waste.
*/
int hflag;
/* Attempt to check portability to other dialects of C. */
int pflag;
/*
* In case of redeclarations/redefinitions print the location of the
* previous declaration/definition.
*/
int rflag;
/* Strict ANSI C mode. */
int sflag;
/* Traditional C mode. */
int tflag;
/*
* Complain about functions and external variables used and not defined,
* or defined and not used.
*/
int uflag = 1;
/* Complain about unused function arguments. */
int vflag = 1;
/* Complain about structures which are never defined. */
int zflag = 0;
static void usage(void);
int
main(int argc, char *argv[])
{
int c;
while ((c = getopt(argc, argv, "abcdeghprstuvyzF")) != -1) {
switch (c) {
case 'a': aflag++; break;
case 'b': bflag = 1; break;
case 'c': cflag = 1; break;
case 'd': dflag = 1; break;
case 'e': eflag = 1; break;
case 'F': Fflag = 1; break;
case 'g': gflag = 1; break;
case 'h': hflag = 1; break;
case 'p': pflag = 1; break;
case 'r': rflag = 1; break;
case 's': sflag = 1; break;
case 't': tflag = 1; break;
case 'u': uflag = 0; break;
case 'v': vflag = 0; break;
case 'y': yflag = 1; break;
case 'z': zflag = 0; break;
case '?': usage();
}
}
argc -= optind;
argv += optind;
if (argc != 2)
usage();
/* open the input file */
if ((yyin = fopen(argv[0], "r")) == NULL)
err(1, "cannot open '%s'", argv[0]);
/* initialize output */
outopen(argv[1]);
#if YYDEBUG
if (yflag)
yydebug = 1;
#endif
initmem();
initdecl();
initscan();
initmtab();
yyparse();
/* Following warnings cannot be suppressed by LINTED */
nowarn = 0;
chkglsyms();
outclose();
return (nerr != 0);
}
static void
usage(void)
{
(void)fprintf(stderr, "usage: lint1 [-abcdeghprstuvyzF] src dest\n");
exit(1);
}
void
norecover(void)
{
/* cannot recover from previous errors */
error(224);
exit(1);
}
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