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/>.
29 #include "conf-files.h"
30 #include "dirent-util.h"
36 #include "path-util.h"
37 #include "string-util.h"
41 static int files_add(Hashmap *h, const char *root, const char *path, const char *suffix) {
42 _cleanup_closedir_ DIR *dir = NULL;
50 dirpath = prefix_roota(root, path);
52 dir = opendir(dirpath);
59 FOREACH_DIRENT(de, dir, return -errno) {
62 if (!dirent_is_file_with_suffix(de, suffix))
65 p = strjoin(dirpath, "/", de->d_name, NULL);
69 r = hashmap_put(h, basename(p), p);
71 log_debug("Skipping overridden file: %s.", p);
77 log_debug("Duplicate file %s", p);
85 static int base_cmp(const void *a, const void *b) {
88 s1 = *(char * const *)a;
89 s2 = *(char * const *)b;
90 return strcmp(basename(s1), basename(s2));
93 static int conf_files_list_strv_internal(char ***strv, const char *suffix, const char *root, char **dirs) {
94 _cleanup_hashmap_free_ Hashmap *fh = NULL;
101 /* This alters the dirs string array */
102 if (!path_strv_resolve_uniq(dirs, root))
105 fh = hashmap_new(&string_hash_ops);
109 STRV_FOREACH(p, dirs) {
110 r = files_add(fh, root, *p, suffix);
114 log_debug_errno(r, "Failed to search for files in %s, ignoring: %m", *p);
117 files = hashmap_get_strv(fh);
121 qsort_safe(files, hashmap_size(fh), sizeof(char *), base_cmp);
127 int conf_files_list_strv(char ***strv, const char *suffix, const char *root, const char* const* dirs) {
128 _cleanup_strv_free_ char **copy = NULL;
133 copy = strv_copy((char**) dirs);
137 return conf_files_list_strv_internal(strv, suffix, root, copy);
140 int conf_files_list(char ***strv, const char *suffix, const char *root, const char *dir, ...) {
141 _cleanup_strv_free_ char **dirs = NULL;
148 dirs = strv_new_ap(dir, ap);
154 return conf_files_list_strv_internal(strv, suffix, root, dirs);
157 int conf_files_list_nulstr(char ***strv, const char *suffix, const char *root, const char *d) {
158 _cleanup_strv_free_ char **dirs = NULL;
163 dirs = strv_split_nulstr(d);
167 return conf_files_list_strv_internal(strv, suffix, root, dirs);