what.c revision 1.1
1/* 2 * Copyright (c) 1980, 1988 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifndef lint 35char copyright[] = 36"@(#) Copyright (c) 1980, 1988 Regents of the University of California.\n\ 37 All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41static char sccsid[] = "@(#)what.c 5.5 (Berkeley) 3/2/91"; 42#endif /* not lint */ 43 44#include <stdio.h> 45 46/* 47 * what 48 */ 49/* ARGSUSED */ 50main(argc, argv) 51 int argc; 52 char **argv; 53{ 54 if (!*++argv) 55 search(); 56 else do { 57 if (!freopen(*argv, "r", stdin)) { 58 perror(*argv); 59 exit(1); 60 } 61 printf("%s\n", *argv); 62 search(); 63 } while(*++argv); 64 exit(0); 65} 66 67search() 68{ 69 register int c; 70 71 while ((c = getchar()) != EOF) { 72loop: if (c != '@') 73 continue; 74 if ((c = getchar()) != '(') 75 goto loop; 76 if ((c = getchar()) != '#') 77 goto loop; 78 if ((c = getchar()) != ')') 79 goto loop; 80 putchar('\t'); 81 while ((c = getchar()) != EOF && c && c != '"' && 82 c != '>' && c != '\n') 83 putchar(c); 84 putchar('\n'); 85 } 86} 87