X-Git-Url: https://git.cameronkatri.com/bsdgames-darwin.git/blobdiff_plain/462fca95471224f85b85be911e72faee16cd1597..c04c86951e9b1e852ef67779de06e401fadae0b8:/banner/banner.c

diff --git a/banner/banner.c b/banner/banner.c
index da69d315..9497c6f2 100644
--- a/banner/banner.c
+++ b/banner/banner.c
@@ -1,6 +1,8 @@
+/*	$NetBSD: banner.c,v 1.10 1999/07/19 19:07:17 hubertf Exp $	*/
+
 /*
- * Copyright (c) 1980 The Regents of the University of California.
- * All rights reserved.
+ * Copyright (c) 1980, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -31,23 +33,30 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
 #ifndef lint
-char copyright[] =
-"@(#) Copyright (c) 1980 The Regents of the University of California.\n\
- All rights reserved.\n";
+__COPYRIGHT("@(#) Copyright (c) 1980, 1993, 1994\n\
+	The Regents of the University of California.  All rights reserved.\n");
 #endif /* not lint */
 
 #ifndef lint
-/*static char sccsid[] = "from: @(#)banner.c	4.3 (Berkeley) 6/1/90";*/
-static char rcsid[] = "$Id: banner.c,v 1.2 1993/08/01 18:56:19 mycroft Exp $";
+#if 0
+static char sccsid[] = "@(#)banner.c	8.4 (Berkeley) 4/29/95";
+#else
+__RCSID("$NetBSD: banner.c,v 1.10 1999/07/19 19:07:17 hubertf Exp $");
+#endif
 #endif /* not lint */
 
 /*
  * banner - prints large signs
- * banner [-w#] [-d] [-t] message ...
+ * banner [-w width] [-d] [-t] message ...
  */
 
+#include <err.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
 
 #define MAXMSG 1024
 #define DWIDTH 132
@@ -55,7 +64,7 @@ static char rcsid[] = "$Id: banner.c,v 1.2 1993/08/01 18:56:19 mycroft Exp $";
 #define NBYTES 9271
 
 /* Pointers into data_table for each ASCII char */
-int asc_ptr[NCHARS] = {
+const int asc_ptr[NCHARS] = {
 /* ^@ */   0,      0,      0,      0,      0,      0,      0,      0,
 /* ^H */   0,      0,      0,      0,      0,      0,      0,      0,
 /* ^P */   0,      0,      0,      0,      0,      0,      0,      0,
@@ -82,7 +91,7 @@ int asc_ptr[NCHARS] = {
  * is the next elt in array) and goto second
  * next element in array.
  */
-char data_table[NBYTES] = {
+const char data_table[NBYTES] = {
 /*             0     1     2     3     4     5     6     7     8     9 */
 /*    0 */   129,  227,  130,   34,    6,   90,   19,  129,   32,   10, 
 /*   10 */    74,   40,  129,   31,   12,   64,   53,  129,   30,   14, 
@@ -1014,74 +1023,48 @@ char data_table[NBYTES] = {
 /* 9270 */   193
 };
 
-int i,j;
-int width = DWIDTH;	/* -w option: scrunch letters to 80 columns */
-int debug;
-int trace;
-char line[DWIDTH];
-char print[DWIDTH];
-char message[MAXMSG];
-int nchars;
-int linen;
-int x,y;
-int term;
-int pc;
-int max;
+char	line[DWIDTH];
+char	message[MAXMSG];
+char	print[DWIDTH];
+int	debug, i, j, linen, max, nchars, pc, term, trace, x, y;
+int	width = DWIDTH;	/* -w option: scrunch letters to 80 columns */
+
 
+int main __P((int, char *[]));
+
+int
 main(argc, argv)
 	int argc;
-	char **argv;
+	char *argv[];
 { 
-	extern char *optarg;
-	extern int optind;
 	int ch;
-	char *strcpy(), *strcat();
 
-	while ((ch = getopt(argc, argv, "w:td")) != EOF)
-		switch((char)ch) {
-		case 'w':
-			width = atoi(optarg);
-			if (width <= 0)
-				width = 80;
-			break;
+	while ((ch = getopt(argc, argv, "w:td")) != -1)
+		switch (ch) {
 		case 'd':
 			debug = 1;
 			break;
 		case 't':
 			trace = 1;
 			break;
+		case 'w':
+			width = atoi(optarg);
+			if (width <= 0)
+				errx(1, "illegal argument for -w option");
+			break;
 		case '?':
 		default:
-			fprintf(stderr, "usage: banner [-w width]\n");
+			(void)fprintf(stderr, "usage: banner [-w width]\n");
 			exit(1);
 		}
 	argc -= optind;
 	argv += optind;
 
-	for (i=0; i<width; i++) {
+	for (i = 0; i < width; i++) {
 		j = i * 132 / width;
 		print[j] = 1;
 	}
 
-#ifdef notdef
-	{
-#define dir(f) "/e1/mrh/ucb/lib/f"
-#define INDTBL dir(ban.dat.indtbl)
-#define OBJECT dir(ban.dat.object)
-		FILE *fd;
-
-		fd = fopen(INDTBL, "r");
-		for (i=0; i<NCHARS; i++) {
-			fscanf(fd, "%d", &asc_ptr[i]);
-		}
-		fclose(fd);
-
-		fd = fopen(OBJECT, "r");
-		fread(data_table, 1, NBYTES, fd);
-		fclose(fd);
-	}
-#endif
-
 	/* Have now read in the data. Next get the message to be printed. */
 	if (*argv) {
 		strcpy(message, *argv);
@@ -1091,7 +1074,8 @@ main(argc, argv)
 		}
 		nchars = strlen(message);
 	} else {
-		fprintf(stderr,"Message: ");
+		if (isatty(fileno(stdin)))
+			fprintf(stderr,"Message: ");
 		(void)fgets(message, sizeof(message), stdin);
 		nchars = strlen(message);
 		message[nchars--] = '\0';	/* get rid of newline */
@@ -1100,18 +1084,18 @@ main(argc, argv)
 	/* some debugging print statements */
 	if (debug) {
 		printf("int asc_ptr[128] = {\n");
-		for (i=0; i<128; i++) {
+		for (i = 0; i < 128; i++) {
 			printf("%4d,   ",asc_ptr[i]);
 			if ((i+1) % 8 == 0)
 				printf("\n");
 		}
 		printf("};\nchar data_table[NBYTES] = {\n");
 		printf("  /*   ");
-		for (i=0; i<10; i++) printf(" %3d  ",i);
+		for (i = 0; i < 10; i++) printf(" %3d  ",i);
 		printf("   */\n");
-		for (i=0; i<NBYTES; i += 10) {
+		for (i = 0; i < NBYTES; i += 10) {
 			printf("/* %4d */  ",i);
-			for (j=i; j<i+10; j++) { 
+			for (j = i; j < i+10; j++) { 
 				x = data_table[j] & 0377;
 				printf(" %3d, ",x);
 			}
@@ -1122,27 +1106,30 @@ main(argc, argv)
 
 	/* check message to make sure it's legal */
 	j = 0;
-	for (i=0; i<nchars; i++)
-		if (asc_ptr[message[i]] == 0) {
-			printf("The character '%c' is not in my character set.\n",message[i]);
+	for (i = 0; i < nchars; i++)
+		if ((u_char) message[i] >= NCHARS ||
+		    asc_ptr[(u_char) message[i]] == 0) {
+			warnx("The character '%c' is not in my character set",
+				message[i]);
 			j++;
 		}
-	if (j) exit(1);
+	if (j)
+		exit(1);
 
 	if (trace)
 		printf("Message '%s' is OK\n",message);
 	/* Now have message. Print it one character at a time.  */
 
-	for (i=0; i<nchars; i++) {
+	for (i = 0; i < nchars; i++) {
 		if (trace)
 			printf("Char #%d: %c\n", i, message[i]);
-		for (j=0; j<DWIDTH; j++) line[j] = ' ';
-		pc = asc_ptr[message[i]];
+		for (j = 0; j < DWIDTH; j++) line[j] = ' ';
+		pc = asc_ptr[(u_char) message[i]];
 		term = 0;
 		max = 0;
 		linen = 0;
-		while ( !term ) {
-			if (pc<0 || pc > NBYTES) {
+		while (!term) {
+			if (pc < 0 || pc > NBYTES) {
 				printf("bad pc: %d\n",pc);
 				exit(1);
 			}
@@ -1154,13 +1141,13 @@ main(argc, argv)
 				x = x & 63;
 				while (x--) {
 					if (print[linen++]) {
-						for (j=0; j<=max; j++)
+						for (j=0; j <= max; j++)
 							if (print[j])
 								putchar(line[j]);
 						putchar('\n');
 					}
 				}
-				for (j=0; j<DWIDTH; j++) line[j] = ' ';
+				for (j = 0; j < DWIDTH; j++) line[j] = ' ';
 				pc++;
 			}
 			else {