2 * Copyright (c) 2010, Olivier MATZ <zer0@droids-corp.org>
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the University of California, Berkeley nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include <sys/queue.h>
35 #include "expression.h"
36 #include "conf_parser.h"
37 #include "conf_htable.h"
38 #include "parser_common.h"
39 #include "dotconfig.h"
42 static int confnode_comment_new(struct confnode *n, const struct line *line);
43 static int confnode_comment_dotconfig_write(const struct confnode *n, FILE *f);
44 static const char *confnode_comment_get_type_str(const struct confnode *n);
45 static void confnode_comment_display_long(const struct confnode *n);
47 static struct confnode_type confnode_comment = {
49 .new = confnode_comment_new,
53 .dotconfig_write = confnode_comment_dotconfig_write,
54 .strvalue_to_boolvalue = NULL,
55 .set_user_strvalue = NULL,
56 .get_user_strvalue = NULL,
57 .set_default_strvalue = NULL,
58 .get_default_strvalue = NULL,
59 .get_type_str = confnode_comment_get_type_str,
60 .display_short = NULL,
61 .display_long = confnode_comment_display_long,
65 /* Create a new node */
66 static int confnode_comment_new(struct confnode *n, const struct line *line)
69 tok = TAILQ_FIRST(&line->token_list);
71 if (strcmp(tok->str, "comment") || line->n_token != 2)
74 tok = TAILQ_NEXT(tok, next);
75 /* comment string is stored in prompt field, not in name */
76 snprintf(n->prompt, sizeof(n->prompt), "%s", tok->str);
77 n->ops = &confnode_comment.ops;
78 n->flags = CONFNODE_F_NO_SET_DEFAULT |
79 CONFNODE_F_NO_SET_PROMPT;
83 /* write config value in file f in a dotconfig-like manner. Return 0
85 static int confnode_comment_dotconfig_write(const struct confnode *n, FILE *f)
87 if (fprintf(f, "# %s\n", n->prompt) < 0)
90 /* this node has no children, no need to dump them */
94 /* Return a string identifying the node type ("config", "menuconfig",
96 static const char *confnode_comment_get_type_str(const struct confnode *n)
101 /* Print a detailed view of the node. */
102 static void confnode_comment_display_long(const struct confnode *n)
107 /* register the node type */
108 void confnode_comment_register(void)
110 TAILQ_INSERT_TAIL(&confnode_type_list, &confnode_comment, next);