1 /* $NetBSD: stringlist.c,v 1.2 1997/01/17 07:26:20 lukem Exp $ */
4 * Copyright (c) 1994 Christos Zoulas
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Christos Zoulas.
18 * 4. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
22 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
25 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #if defined(LIBC_SCCS) && !defined(lint)
35 static char *rcsid = "$NetBSD: stringlist.c,v 1.2 1997/01/17 07:26:20 lukem Exp $";
36 #endif /* LIBC_SCCS and not lint */
42 #include <stringlist.h>
44 #define _SL_CHUNKSIZE 20
47 * sl_init(): Initialize a string list
52 StringList *sl = malloc(sizeof(StringList));
54 err(1, "stringlist: %m");
57 sl->sl_max = _SL_CHUNKSIZE;
58 sl->sl_str = malloc(sl->sl_max * sizeof(char *));
59 if (sl->sl_str == NULL)
60 err(1, "stringlist: %m");
66 * sl_add(): Add an item to the string list
73 if (sl->sl_cur == sl->sl_max - 1) {
74 sl->sl_max += _SL_CHUNKSIZE;
75 sl->sl_str = reallocf(sl->sl_str, sl->sl_max * sizeof(char *));
76 if (sl->sl_str == NULL)
77 err(1, "stringlist: %m");
79 sl->sl_str[sl->sl_cur++] = name;
84 * sl_free(): Free a stringlist
97 for (i = 0; i < sl->sl_cur; i++)
106 * sl_find(): Find a name in the string list
115 for (i = 0; i < sl->sl_cur; i++)
116 if (strcmp(sl->sl_str[i], name) == 0)
117 return sl->sl_str[i];