5888f3bb16
global or local declaration/definition/statement. Originally they were valid on the current and next line, which made it hard to suppress warnings in constructs with more then one line. LONGLONG can now be used to suppress errors or warnings in the next declaration, definition or statement.
184 lines
4.5 KiB
C
184 lines
4.5 KiB
C
/* $NetBSD: main1.c,v 1.3 1995/10/02 17:29:56 jpo Exp $ */
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/*
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* Copyright (c) 1994, 1995 Jochen Pohl
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* All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jochen Pohl for
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* The NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef lint
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static char rcsid[] = "$NetBSD: main1.c,v 1.3 1995/10/02 17:29:56 jpo Exp $";
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <err.h>
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#include "lint1.h"
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/* set yydebug to 1*/
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int yflag;
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/*
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* Print warnings if an assignment of an integertype to another integertype
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* causes an implizit narrowing conversion. If aflag is 1, these warnings
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* are printed only if the source type is at least as wide as long. If aflag
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* is greather then 1, they are always printed.
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*/
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int aflag;
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/* Print a warning if a break statement cannot be reached. */
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int bflag;
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/* Print warnings for pointer casts. */
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int cflag;
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/* Print various debug information. */
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int dflag;
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/* Perform stricter checking of enum types and operations on enum types. */
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int eflag;
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/* Print complete pathnames, not only the basename. */
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int Fflag;
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/* Enable some extensions of gcc */
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int gflag;
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/*
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* Apply a number of heuristic tests to attempt to intuit bugs, improve
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* style, and reduce waste.
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*/
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int hflag;
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/* Attempt to check portability to other dialects of C. */
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int pflag;
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/*
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* In case of redeclarations/redefinitions print the location of the
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* previous declaration/definition.
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*/
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int rflag;
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/* Strict ANSI C mode. */
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int sflag;
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/* Traditional C mode. */
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int tflag;
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/*
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* Complain about functions and external variables used and not defined,
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* or defined and not used.
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*/
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int uflag = 1;
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/* Complain about unused function arguments. */
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int vflag = 1;
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/* Complain about structures which are never defined. */
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int zflag = 1;
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static void usage __P((void));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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int c;
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while ((c = getopt(argc, argv, "abcdeghprstuvyzF")) != -1) {
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switch (c) {
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case 'a': aflag++; break;
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case 'b': bflag = 1; break;
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case 'c': cflag = 1; break;
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case 'd': dflag = 1; break;
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case 'e': eflag = 1; break;
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case 'F': Fflag = 1; break;
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case 'g': gflag = 1; break;
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case 'h': hflag = 1; break;
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case 'p': pflag = 1; break;
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case 'r': rflag = 1; break;
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case 's': sflag = 1; break;
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case 't': tflag = 1; break;
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case 'u': uflag = 0; break;
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case 'v': vflag = 0; break;
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case 'y': yflag = 1; break;
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case 'z': zflag = 0; break;
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case '?': usage();
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}
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}
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argc -= optind;
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argv += optind;
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if (argc != 2)
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usage();
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/* open the input file */
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if ((yyin = fopen(argv[0], "r")) == NULL)
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err(1, "cannot open '%s'", argv[0]);
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/* initialize output */
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outopen(argv[1]);
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if (yflag)
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yydebug = 1;
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initmem();
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initdecl();
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initscan();
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initmtab();
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yyparse();
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/* Following warnings cannot be suppressed by LINTED */
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nowarn = 0;
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chkglsyms();
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outclose();
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return (nerr != 0);
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}
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static void
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usage()
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{
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(void)fprintf(stderr, "usage: lint1 [-abcdeghprstuvyzF] src dest\n");
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exit(1);
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}
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void
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norecover()
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{
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/* cannot recover from previous errors */
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error(224);
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exit(1);
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}
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