1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
36 #include "path-util.h"
38 #include "conf-files.h"
40 static int files_add(Hashmap *h, const char *root, const char *path, const char *suffix) {
41 _cleanup_closedir_ DIR *dir = NULL;
42 _cleanup_free_ char *dirpath = NULL;
44 if (asprintf(&dirpath, "%s%s", root ? root : "", path) < 0)
47 dir = opendir(dirpath);
56 union dirent_storage buf;
60 r = readdir_r(dir, &buf.de, &de);
67 if (!dirent_is_file_with_suffix(de, suffix))
70 p = strjoin(dirpath, "/", de->d_name, NULL);
74 r = hashmap_put(h, path_get_file_name(p), p);
76 log_debug("Skipping overridden file: %s.", p);
82 log_debug("Duplicate file %s", p);
90 static int base_cmp(const void *a, const void *b) {
93 s1 = *(char * const *)a;
94 s2 = *(char * const *)b;
95 return strcmp(path_get_file_name(s1), path_get_file_name(s2));
98 static int conf_files_list_strv_internal(char ***strv, const char *suffix, const char *root, char **dirs) {
106 /* This alters the dirs string array */
107 if (!path_strv_canonicalize_uniq(dirs))
110 fh = hashmap_new(string_hash_func, string_compare_func);
114 STRV_FOREACH(p, dirs) {
115 r = files_add(fh, root, *p, suffix);
117 hashmap_free_free(fh);
120 log_debug("Failed to search for files in %s: %s",
124 files = hashmap_get_strv(fh);
126 hashmap_free_free(fh);
130 qsort(files, hashmap_size(fh), sizeof(char *), base_cmp);
137 int conf_files_list_strv(char ***strv, const char *suffix, const char *root, const char* const* dirs) {
138 _cleanup_strv_free_ char **copy = NULL;
143 copy = strv_copy((char**) dirs);
147 return conf_files_list_strv_internal(strv, suffix, root, copy);
150 int conf_files_list(char ***strv, const char *suffix, const char *root, const char *dir, ...) {
151 _cleanup_strv_free_ char **dirs = NULL;
158 dirs = strv_new_ap(dir, ap);
164 return conf_files_list_strv_internal(strv, suffix, root, dirs);
167 int conf_files_list_nulstr(char ***strv, const char *suffix, const char *root, const char *d) {
168 _cleanup_strv_free_ char **dirs = NULL;
173 dirs = strv_split_nulstr(d);
177 return conf_files_list_strv_internal(strv, suffix, root, dirs);