X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fpath-util.h;h=42b4189d77d65c7d5ac0988e16aaacbb446cb64d;hb=f168c27313e4d7b0aabee037dc9c78a5799f0597;hp=9452931586836e007d19e5dc861e60d5e8a76eb2;hpb=c9d954b27ee125c3c90a6d2951c62eec4abb160b;p=elogind.git

diff --git a/src/shared/path-util.h b/src/shared/path-util.h
index 945293158..42b4189d7 100644
--- a/src/shared/path-util.h
+++ b/src/shared/path-util.h
@@ -24,6 +24,7 @@
 #include <stdbool.h>
 
 #include "macro.h"
+#include "time-util.h"
 
 #ifdef HAVE_SPLIT_USR
 #  define DEFAULT_PATH "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
@@ -51,3 +52,15 @@ int path_is_read_only_fs(const char *path);
 int path_is_os_tree(const char *path);
 
 int find_binary(const char *name, char **filename);
+
+bool paths_check_timestamp(char **paths, usec_t *paths_ts_usec, bool update);
+
+/* Iterates through the path prefixes of the specified path, going up
+ * the tree, to root. Also returns "" (and not "/"!) for the root
+ * directory. Excludes the specified directory itself */
+#define PATH_FOREACH_PREFIX(prefix, path) \
+        for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); streq(prefix, "/") ? NULL : strrchr(prefix, '/'); }); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/'))
+
+/* Same as PATH_FOREACH_PREFIX but also includes the specified path itself */
+#define PATH_FOREACH_PREFIX_MORE(prefix, path) \
+        for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); if (streq(prefix, "/")) prefix[0] = 0; strrchr(prefix, 0); }); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/'))