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asa.c revision 1.8 
      1 /*	$NetBSD: asa.c,v 1.8 1995/03/25 18:05:06 glass Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1993,94 Winning Strategies, Inc.
      5  * 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 Winning Strategies, Inc.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  *
     32  */
     33 
     34 #ifndef lint
     35 static char *rcsid = "$NetBSD: asa.c,v 1.8 1995/03/25 18:05:06 glass Exp $";
     36 #endif
     37 
     38 #include <stdio.h>
     39 #include <stdlib.h>
     40 #include <err.h>
     41 
     42 static void asa();
     43 
     44 int
     45 main (argc, argv)
     46 	int argc;
     47 	char **argv;
     48 {
     49 	FILE *fp;
     50 
     51 	/* skip progname */
     52 	argv++;
     53 
     54         fp = stdin;
     55         do {
     56                 if (*argv) {
     57                         if (!(fp = fopen(*argv, "r"))) {
     58 				warn ("%s", *argv);
     59 				continue;
     60                         }
     61                 }
     62                 asa (fp);
     63                 if (fp != stdin)
     64                         (void)fclose(fp);
     65         } while (*argv++);
     66 
     67 	exit (0);
     68 }
     69 
     70 static void
     71 asa(f)
     72 	FILE *f;
     73 {
     74 	char *buf;
     75 	size_t len;
     76 
     77 	if ((buf = fgetln (f, &len)) != NULL) {
     78 		buf[len - 1] = '\0';
     79 		/* special case the first line  */
     80 		switch (buf[0]) {
     81 		case '0':
     82 			putchar ('\n');
     83 			break;
     84 		case '1':
     85 			putchar ('\f');
     86 			break;
     87 		}
     88 
     89 		if (buf[0] && buf[1]) {
     90 			fputs (&buf[1], stdout);
     91 		}
     92 
     93 		while ((buf = fgetln(f, &len)) != NULL) {
     94 			buf[len - 1] = '\0';
     95 			switch (buf[0]) {
     96 			default:
     97 			case ' ':
     98 				putchar ('\n');
     99 				break;
    100 			case '0':
    101 				putchar ('\n');
    102 				putchar ('\n');
    103 				break;
    104 			case '1':
    105 				putchar ('\f');
    106 				break;
    107 			case '+':
    108 				putchar ('\r');
    109 				break;
    110 			}
    111 
    112 			if (buf[0] && buf[1]) {
    113 				fputs (&buf[1], stdout);
    114 			}
    115 		}
    116 
    117 		putchar ('\n');
    118 	}
    119 }
    120