2 * Copyright (c) 1988, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * @(#) Copyright (c) 1988, 1993, 1994 The Regents of the University of California. All rights reserved.
30 * @(#)number.c 8.3 (Berkeley) 5/4/95
31 * $FreeBSD: src/games/number/number.c,v 1.12 1999/12/12 03:22:35 billf Exp $
32 * $DragonFly: src/games/number/number.c,v 1.5 2008/06/05 18:06:30 swildner Exp $
35 #include <sys/types.h>
44 #define MAXNUM 65 /* Biggest number we handle. */
46 static const char *name1
[] = {
47 "", "one", "two", "three",
48 "four", "five", "six", "seven",
49 "eight", "nine", "ten", "eleven",
50 "twelve", "thirteen", "fourteen", "fifteen",
51 "sixteen", "seventeen", "eighteen", "nineteen",
54 "", "ten", "twenty", "thirty",
55 "forty", "fifty", "sixty", "seventy",
59 "hundred", "thousand", "million", "billion",
60 "trillion", "quadrillion", "quintillion", "sextillion",
61 "septillion", "octillion", "nonillion", "decillion",
62 "undecillion", "duodecillion", "tredecillion", "quattuordecillion",
63 "quindecillion", "sexdecillion",
64 "septendecillion", "octodecillion",
65 "novemdecillion", "vigintillion",
68 void convert (char *);
69 int number (char *, int);
72 int unit (int, char *);
78 main(int argc
, char **argv
)
84 while ((ch
= getopt(argc
, argv
, "l")) != -1)
98 fgets(line
, sizeof(line
), stdin
) != NULL
; first
= 0) {
99 if (strchr(line
, '\n') == NULL
)
100 errx(1, "line too long.");
102 (void)printf("...\n");
106 for (first
= 1; *argv
!= NULL
; first
= 0, ++argv
) {
108 (void)printf("...\n");
122 for (p
= line
; *p
!= '\0' && *p
!= '\n'; ++p
) {
134 if (fraction
!= NULL
)
144 badnum
: errx(1, "illegal number: %s", line
);
150 if ((len
= strlen(line
)) > MAXNUM
||
151 (fraction
!= NULL
&& ((flen
= strlen(fraction
)) > MAXNUM
)))
152 errx(1, "number too large, max %d digits.", MAXNUM
);
155 (void)printf("minus%s", lflag
? " " : "\n");
160 rval
= len
> 0 ? unit(len
, line
) : 0;
161 if (fraction
!= NULL
&& flen
!= 0)
162 for (p
= fraction
; *p
!= '\0'; ++p
)
165 (void)printf("%sand%s",
168 if (unit(flen
, fraction
)) {
177 (void)printf("zero%s", lflag
? "" : ".\n");
183 unit(int len
, char *p
)
192 if (number(p
, off
)) {
194 (void)printf(" %s%s",
195 name3
[len
/ 3], lflag
? " " : ".\n");
199 for (; len
> 3; p
+= 3) {
203 (void)printf(" %s%s",
204 name3
[len
/ 3], lflag
? " " : ".\n");
208 if (number(p
, len
)) {
217 number(char *p
, int len
)
226 (void)printf("%s hundred", name1
[*p
- '0']);
231 val
= (p
[1] - '0') + (p
[0] - '0') * 10;
236 (void)printf("%s", name1
[val
]);
238 (void)printf("%s", name2
[val
/ 10]);
240 (void)printf("-%s", name1
[val
% 10]);
248 (void)printf("%s", name1
[*p
- '0']);
257 static const char *pref
[] = { "", "ten-", "hundred-" };
261 (void)printf("tenths.\n");
264 (void)printf("hundredths.\n");
267 (void)printf("%s%sths.\n", pref
[len
% 3], name3
[len
/ 3]);
275 (void)fprintf(stderr
, "usage: number [# ...]\n");