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 *dirpath, const char *suffix, const char *root) {
41 _cleanup_closedir_ DIR *dir = NULL;
47 dir = opendir(dirpath);
51 p = strappenda3(root, "/", dirpath);
67 if (!de && errno != 0)
73 if (!dirent_is_file_with_suffix(de, suffix))
76 p = strjoin(dirpath, "/", de->d_name, NULL);
80 r = hashmap_put(h, basename(p), p);
82 log_debug("Skipping overridden file: %s.", p);
88 log_debug("Duplicate file %s", p);
96 static int base_cmp(const void *a, const void *b) {
99 s1 = *(char * const *)a;
100 s2 = *(char * const *)b;
101 return strcmp(basename(s1), basename(s2));
104 static int conf_files_list_strv_internal(char ***strv, const char *suffix, const char *root, char **dirs) {
112 /* This alters the dirs string array */
113 if (!path_strv_canonicalize_absolute_uniq(dirs, root))
116 fh = hashmap_new(string_hash_func, string_compare_func);
120 STRV_FOREACH(p, dirs) {
121 r = files_add(fh, *p, suffix, root);
123 hashmap_free_free(fh);
126 log_debug("Failed to search for files in %s: %s",
130 files = hashmap_get_strv(fh);
132 hashmap_free_free(fh);
136 qsort_safe(files, hashmap_size(fh), sizeof(char *), base_cmp);
143 int conf_files_list_strv(char ***strv, const char *suffix, const char *root, const char* const* dirs) {
144 _cleanup_strv_free_ char **copy = NULL;
149 copy = strv_copy((char**) dirs);
153 return conf_files_list_strv_internal(strv, suffix, root, copy);
156 int conf_files_list(char ***strv, const char *suffix, const char *root, const char *dir, ...) {
157 _cleanup_strv_free_ char **dirs = NULL;
164 dirs = strv_new_ap(dir, ap);
170 return conf_files_list_strv_internal(strv, suffix, root, dirs);
173 int conf_files_list_nulstr(char ***strv, const char *suffix, const char *root, const char *d) {
174 _cleanup_strv_free_ char **dirs = NULL;
179 dirs = strv_split_nulstr(d);
183 return conf_files_list_strv_internal(strv, suffix, root, dirs);