1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23 /* All Rights Reserved */
24
25
26 #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.8 */
27 /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
28
29 #include "errno.h"
30 #include "string.h"
31 #include "stdlib.h"
32
33 #include "lp.h"
34
35 /**
36 ** duplist() - DUPLICATE A LIST OF STRINGS
37 **/
38
39 char **
40 #if defined(__STDC__)
duplist(char ** src)41 duplist (
42 char ** src
43 )
44 #else
45 duplist (src)
46 register char **src;
47 #endif
48 {
49 register char **dst;
50
51 register int nitems,
52 n;
53
54 if (!src || !*src)
55 return (0);
56
57 nitems = lenlist(src);
58 if (!(dst = (char **)Malloc((nitems + 1) * sizeof(char *)))) {
59 errno = ENOMEM;
60 return (0);
61 }
62
63 for (n = 0; n < nitems; n++)
64 if (!(dst[n] = Strdup(src[n]))) {
65 while (n--)
66 Free (dst[n]);
67 Free ((char *)dst);
68 errno = ENOMEM;
69 return (0);
70 }
71 dst[nitems] = 0;
72
73 return (dst);
74 }
75
76