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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