Home | History | Annotate | Line # | Download | only in what
what.c revision 1.5 
      1 /*	$NetBSD: what.c,v 1.5 1997/10/20 02:31:34 mrg 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 #include <sys/cdefs.h>
     37 #ifndef lint
     38 __COPYRIGHT("@(#) 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
     44 static char sccsid[] = "@(#)what.c	8.1 (Berkeley) 6/6/93";
     45 #endif
     46 __RCSID("$NetBSD: what.c,v 1.5 1997/10/20 02:31:34 mrg Exp $");
     47 #endif /* not lint */
     48 
     49 #include <stdio.h>
     50 
     51 void search __P((void));
     52 int main __P((int, char **));
     53 
     54 /*
     55  * what
     56  */
     57 /* ARGSUSED */
     58 int
     59 main(argc, argv)
     60 	int argc;
     61 	char **argv;
     62 {
     63 	if (!*++argv)
     64 		search();
     65 	else do {
     66 		if (!freopen(*argv, "r", stdin)) {
     67 			perror(*argv);
     68 			exit(1);
     69 		}
     70 		printf("%s\n", *argv);
     71 		search();
     72 	} while(*++argv);
     73 	exit(0);
     74 }
     75 
     76 void
     77 search()
     78 {
     79 	register int c;
     80 
     81 	while ((c = getchar()) != EOF) {
     82 loop:		if (c != '@')
     83 			continue;
     84 		if ((c = getchar()) != '(')
     85 			goto loop;
     86 		if ((c = getchar()) != '#')
     87 			goto loop;
     88 		if ((c = getchar()) != ')')
     89 			goto loop;
     90 		putchar('\t');
     91 		while ((c = getchar()) != EOF && c && c != '"' &&
     92 		    c != '>' && c != '\n')
     93 			putchar(c);
     94 		putchar('\n');
     95 	}
     96 }
     97