1 /* @(#)getcom.c 8.1 (Berkeley) 5/31/93 */
2 /* $NetBSD: getcom.c,v 1.14 2012/01/16 17:38:16 christos Exp $ */
5 * Copyright (c) 1983, 1993
6 * The Regents of the University of California. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 getcom(char *buf, int size, const char *prompt, const char *error)
39 fputs(prompt, stdout);
40 if (fgets(buf, size, stdin) == NULL) {
46 while (isspace((unsigned char)*buf))
53 /* If we didn't get to the end of line, don't read it in next time. */
54 if (buf[strlen(buf) - 1] != '\n') {
56 while ((i = getchar()) != '\n' && i != EOF)
64 * shifts to UPPERCASE if flag > 0, lowercase if flag < 0,
65 * and leaves it unchanged if flag = 0
68 getword(char *buf1, char *buf2, int flag)
73 while (isspace((unsigned char)*buf1))
80 while (cnt < WORDLEN && *buf1 &&
81 !isspace((unsigned char)*buf1) && *buf1 != ',')
83 if (isupper((unsigned char)*buf1)) {
85 tolower((unsigned char)*buf1++);
91 } else if (flag > 0) {
92 if (islower((unsigned char)*buf1)) {
94 toupper((unsigned char)*buf1++);
105 while (*buf1 && !isspace((unsigned char)*buf1))
110 while (isspace((unsigned char)*buf1))
112 return (*buf1 ? buf1 : NULL);