2 * Copyright (c) 1994 Christos Zoulas
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. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Christos Zoulas.
16 * 4. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
20 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #if defined(LIBC_SCCS) && !defined(lint)
33 static char *rcsid = "$NetBSD: stringlist.c,v 1.2 1997/01/17 07:26:20 lukem Exp $";
34 #endif /* LIBC_SCCS and not lint */
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include "namespace.h"
43 #include <stringlist.h>
44 #include "un-namespace.h"
46 #define _SL_CHUNKSIZE 20
49 * sl_init(): Initialize a string list
56 sl = malloc(sizeof(StringList));
58 _err(1, "stringlist: %m");
61 sl->sl_max = _SL_CHUNKSIZE;
62 sl->sl_str = malloc(sl->sl_max * sizeof(char *));
63 if (sl->sl_str == NULL)
64 _err(1, "stringlist: %m");
70 * sl_add(): Add an item to the string list
77 if (sl->sl_cur == sl->sl_max - 1) {
78 sl->sl_max += _SL_CHUNKSIZE;
79 sl->sl_str = reallocf(sl->sl_str, sl->sl_max * sizeof(char *));
80 if (sl->sl_str == NULL)
83 sl->sl_str[sl->sl_cur++] = name;
89 * sl_free(): Free a stringlist
102 for (i = 0; i < sl->sl_cur; i++)
111 * sl_find(): Find a name in the string list
120 for (i = 0; i < sl->sl_cur; i++)
121 if (strcmp(sl->sl_str[i], name) == 0)
122 return sl->sl_str[i];