summaryrefslogtreecommitdiff
path: root/src/shared/conf-files.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/shared/conf-files.c')
-rw-r--r--src/shared/conf-files.c112
1 files changed, 70 insertions, 42 deletions
diff --git a/src/shared/conf-files.c b/src/shared/conf-files.c
index 5bbd2388d3..296e605761 100644
--- a/src/shared/conf-files.c
+++ b/src/shared/conf-files.c
@@ -38,7 +38,7 @@
#include "conf-files.h"
static int files_add(Hashmap *h, const char *root, const char *path, const char *suffix) {
- _cleanup_closedir_ DIR *dir;
+ _cleanup_closedir_ DIR *dir = NULL;
_cleanup_free_ char *dirpath = NULL;
if (asprintf(&dirpath, "%s%s", root ? root : "", path) < 0)
@@ -55,11 +55,11 @@ static int files_add(Hashmap *h, const char *root, const char *path, const char
struct dirent *de;
union dirent_storage buf;
char *p;
- int err;
+ int r;
- err = readdir_r(dir, &buf.de, &de);
- if (err != 0)
- return err;
+ r = readdir_r(dir, &buf.de, &de);
+ if (r != 0)
+ return -r;
if (!de)
break;
@@ -67,11 +67,19 @@ static int files_add(Hashmap *h, const char *root, const char *path, const char
if (!dirent_is_file_with_suffix(de, suffix))
continue;
- if (asprintf(&p, "%s/%s", dirpath, de->d_name) < 0)
+ p = strjoin(dirpath, "/", de->d_name, NULL);
+ if (!p)
return -ENOMEM;
- if (hashmap_put(h, path_get_file_name(p), p) <= 0) {
- log_debug("Skip overridden file: %s.", p);
+ r = hashmap_put(h, path_get_file_name(p), p);
+ if (r == -EEXIST) {
+ log_debug("Skipping overridden file: %s.", p);
+ free(p);
+ } else if (r < 0) {
+ free(p);
+ return r;
+ } else if (r == 0) {
+ log_debug("Duplicate file %s", p);
free(p);
}
}
@@ -87,64 +95,84 @@ static int base_cmp(const void *a, const void *b) {
return strcmp(path_get_file_name(s1), path_get_file_name(s2));
}
-int conf_files_list_strv(char ***strv, const char *suffix, const char *root, const char **dirs) {
- Hashmap *fh = NULL;
- char **files = NULL;
- const char **p;
+static int conf_files_list_strv_internal(char ***strv, const char *suffix, const char *root, char **dirs) {
+ Hashmap *fh;
+ char **files, **p;
int r;
- assert(dirs);
+ assert(strv);
+ assert(suffix);
+
+ /* This alters the dirs string array */
+ if (!path_strv_canonicalize_uniq(dirs))
+ return -ENOMEM;
fh = hashmap_new(string_hash_func, string_compare_func);
- if (!fh) {
- r = -ENOMEM;
- goto finish;
- }
+ if (!fh)
+ return -ENOMEM;
STRV_FOREACH(p, dirs) {
r = files_add(fh, root, *p, suffix);
- if (r < 0)
- log_warning("Failed to search for files in %s: %s",
- *p, strerror(-r));
+ if (r == -ENOMEM) {
+ hashmap_free_free(fh);
+ return r;
+ } else if (r < 0)
+ log_debug("Failed to search for files in %s: %s",
+ *p, strerror(-r));
}
files = hashmap_get_strv(fh);
if (files == NULL) {
- log_error("Failed to compose list of files.");
- r = -ENOMEM;
- goto finish;
+ hashmap_free_free(fh);
+ return -ENOMEM;
}
+
qsort(files, hashmap_size(fh), sizeof(char *), base_cmp);
- r = 0;
+ *strv = files;
-finish:
hashmap_free(fh);
- *strv = files;
- return r;
+ return 0;
+}
+
+int conf_files_list_strv(char ***strv, const char *suffix, const char *root, const char **dirs) {
+ _cleanup_strv_free_ char **copy = NULL;
+
+ assert(strv);
+ assert(suffix);
+
+ copy = strv_copy((char**) dirs);
+ if (!copy)
+ return -ENOMEM;
+
+ return conf_files_list_strv_internal(strv, suffix, root, copy);
}
int conf_files_list(char ***strv, const char *suffix, const char *root, const char *dir, ...) {
- char **dirs = NULL;
+ _cleanup_strv_free_ char **dirs = NULL;
va_list ap;
- int r;
+
+ assert(strv);
+ assert(suffix);
va_start(ap, dir);
dirs = strv_new_ap(dir, ap);
va_end(ap);
- if (!dirs) {
- r = -ENOMEM;
- goto finish;
- }
- if (!path_strv_canonicalize(dirs)) {
- r = -ENOMEM;
- goto finish;
- }
- strv_uniq(dirs);
+ if (!dirs)
+ return -ENOMEM;
+
+ return conf_files_list_strv_internal(strv, suffix, root, dirs);
+}
- r = conf_files_list_strv(strv, suffix, root, (const char **)dirs);
+int conf_files_list_nulstr(char ***strv, const char *suffix, const char *root, const char *d) {
+ _cleanup_strv_free_ char **dirs = NULL;
+
+ assert(strv);
+ assert(suffix);
+
+ dirs = strv_split_nulstr(d);
+ if (!dirs)
+ return -ENOMEM;
-finish:
- strv_free(dirs);
- return r;
+ return conf_files_list_strv_internal(strv, suffix, root, dirs);
}