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asa.c revision 1.5 
      1 /*
      2  * Copyright (c) 1993 Winning Strategies, Inc.
      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 Winning Strategies, Inc.
     16  * 4. The name of the author may not be used to endorse or promote products
     17  *    derived from this software without specific prior written permission
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  *
     30  *	$Header: /tank/opengrok/rsync2/NetBSD/src/usr.bin/asa/asa.c,v 1.5 1994/01/29 01:43:04 jtc Exp $
     31  */
     32 
     33 #ifndef lint
     34 static char *rcsid = "$Id: asa.c,v 1.5 1994/01/29 01:43:04 jtc Exp $";
     35 #endif
     36 
     37 #include <stdio.h>
     38 #include <stdlib.h>
     39 #include <err.h>
     40 
     41 static void asa();
     42 
     43 int
     44 main (argc, argv)
     45 	int argc;
     46 	char **argv;
     47 {
     48 	FILE *fp;
     49 
     50 	argv++;
     51 
     52         fp = stdin;
     53         do {
     54                 if (*argv) {
     55                         if (!(fp = fopen(*argv, "r"))) {
     56 				warn ("%s", *argv);
     57 				continue;
     58                         }
     59                 }
     60                 asa (fp);
     61                 if (fp != stdin)
     62                         (void)fclose(fp);
     63         } while (*++argv);
     64 
     65 	exit (0);
     66 }
     67 
     68 static void
     69 asa(f)
     70 	FILE *f;
     71 {
     72 	char *buf;
     73 	int len;
     74 
     75 	if ((buf = fgetln (f, &len)) != NULL) {
     76 		buf[len - 1] = '\0';
     77 		/* special case the first line  */
     78 		switch (buf[0]) {
     79 		case '0':
     80 			putchar ('\n');
     81 			break;
     82 		case '1':
     83 			putchar ('\f');
     84 			break;
     85 		}
     86 
     87 		if (buf[0] && buf[1]) {
     88 			fputs (&buf[1], stdout);
     89 		}
     90 
     91 		while ((buf = fgetln(f, &len)) != NULL) {
     92 			buf[len - 1] = '\0';
     93 			switch (buf[0]) {
     94 			default:
     95 			case ' ':
     96 				putchar ('\n');
     97 				break;
     98 			case '0':
     99 				putchar ('\n');
    100 				putchar ('\n');
    101 				break;
    102 			case '1':
    103 				putchar ('\f');
    104 				break;
    105 			case '+':
    106 				putchar ('\r');
    107 				break;
    108 			}
    109 
    110 			if (buf[0] && buf[1]) {
    111 				fputs (&buf[1], stdout);
    112 			}
    113 		}
    114 
    115 		putchar ('\n');
    116 	}
    117 }
    118