what.c revision 1.4
1/* $NetBSD: what.c,v 1.4 1994/12/20 16:01:03 jtc Exp $ */ 2 3/* 4 * Copyright (c) 1980, 1988, 1993 5 * The Regents of the University of California. 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 the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#ifndef lint 37static char copyright[] = 38"@(#) Copyright (c) 1980, 1988, 1993\n\ 39 The Regents of the University of California. All rights reserved.\n"; 40#endif /* not lint */ 41 42#ifndef lint 43#if 0 44static char sccsid[] = "@(#)what.c 8.1 (Berkeley) 6/6/93"; 45#endif 46static char rcsid[] = "$NetBSD: what.c,v 1.4 1994/12/20 16:01:03 jtc Exp $"; 47#endif /* not lint */ 48 49#include <stdio.h> 50 51void search __P((void)); 52 53/* 54 * what 55 */ 56/* ARGSUSED */ 57int 58main(argc, argv) 59 int argc; 60 char **argv; 61{ 62 if (!*++argv) 63 search(); 64 else do { 65 if (!freopen(*argv, "r", stdin)) { 66 perror(*argv); 67 exit(1); 68 } 69 printf("%s\n", *argv); 70 search(); 71 } while(*++argv); 72 exit(0); 73} 74 75void 76search() 77{ 78 register int c; 79 80 while ((c = getchar()) != EOF) { 81loop: if (c != '@') 82 continue; 83 if ((c = getchar()) != '(') 84 goto loop; 85 if ((c = getchar()) != '#') 86 goto loop; 87 if ((c = getchar()) != ')') 88 goto loop; 89 putchar('\t'); 90 while ((c = getchar()) != EOF && c && c != '"' && 91 c != '>' && c != '\n') 92 putchar(c); 93 putchar('\n'); 94 } 95} 96