2 * Copyright © 2012 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
23 * Author: Daniel Stone <daniel@fooishbar.org>
26 #include <sys/types.h>
36 int num_include_paths;
37 int size_include_paths;
41 * Append one directory to the context's include path.
44 xkb_context_include_path_append(struct xkb_context *context, const char *path)
49 if (context->size_include_paths <= context->num_include_paths) {
52 new_size = context->size_include_paths + 2;
53 new_paths = uTypedRecalloc(context->include_paths,
54 context->size_include_paths,
59 context->include_paths = new_paths;
60 context->size_include_paths = new_size;
63 err = stat(path, &stat_buf);
66 if (!S_ISDIR(stat_buf.st_mode))
68 if (eaccess(path, R_OK | X_OK) != 0)
71 context->include_paths[context->num_include_paths] = strdup(path);
72 if (!context->include_paths[context->num_include_paths])
74 context->num_include_paths++;
80 * Append the default include directories to the context.
83 xkb_context_include_path_append_default(struct xkb_context *context)
85 const char *home = getenv("HOME");
89 (void) xkb_context_include_path_append(context, DFLT_XKB_CONFIG_ROOT);
91 home = getenv("HOME");
94 err = asprintf(&user_path, "%s/.xkb", home);
97 (void) xkb_context_include_path_append(context, user_path);
104 * Remove all entries in the context's include path.
107 xkb_context_include_path_clear(struct xkb_context *context)
111 for (i = 0; i < context->num_include_paths; i++) {
112 free(context->include_paths[i]);
113 context->include_paths[i] = NULL;
115 free(context->include_paths);
116 context->include_paths = NULL;
117 context->num_include_paths = 0;
121 * xkb_context_include_path_clear() + xkb_context_include_path_append_default()
124 xkb_context_include_path_reset_defaults(struct xkb_context *context)
126 xkb_context_include_path_clear(context);
127 return xkb_context_include_path_append_default(context);
131 * Returns the number of entries in the context's include path.
133 _X_EXPORT unsigned int
134 xkb_context_num_include_paths(struct xkb_context *context)
136 return context->num_include_paths;
140 * Returns the given entry in the context's include path, or NULL if an
141 * invalid index is passed.
143 _X_EXPORT const char *
144 xkb_context_include_path_get(struct xkb_context *context, unsigned int idx)
146 if (idx >= xkb_context_num_include_paths(context))
149 return context->include_paths[idx];
153 * Take a new reference on the context.
155 _X_EXPORT struct xkb_context *
156 xkb_context_ref(struct xkb_context *context)
163 * Drop an existing reference on the context, and free it if the refcnt is
167 xkb_context_unref(struct xkb_context *context)
169 if (--context->refcnt > 0)
172 xkb_context_include_path_clear(context);
177 * Create a new context.
179 _X_EXPORT struct xkb_context *
180 xkb_context_new(enum xkb_context_flags flags)
182 struct xkb_context *context = calloc(1, sizeof(*context));
189 if (!(flags & XKB_CONTEXT_NO_DEFAULT_INCLUDES) &&
190 !xkb_context_include_path_append_default(context)) {
191 xkb_context_unref(context);