util: add api for iterating through components of a path string

[elogind.git] / util.h

diff --git a/util.h b/util.h
index 8c9dea801eec0651d041f126505b636f38d8313c..f5cb165559aba4be5f49b697d9db625188805368 100644 (file)
--- a/util.h
+++ b/util.h
@@ -97,6 +97,7 @@ int safe_atolli(const char *s, long long int *ret_i);
 
 char *split_spaces(const char *c, size_t *l, char **state);
 char *split_quoted(const char *c, size_t *l, char **state);
+char *split_slash(const char *c, size_t *l, char **state);
 
 #define FOREACH_WORD(word, length, s, state)                            \
         for ((state) = NULL, (word) = split_spaces((s), &(l), &(state)); (word); (word) = split_spaces((s), &(l), &(state)))
@@ -104,6 +105,9 @@ char *split_quoted(const char *c, size_t *l, char **state);
 #define FOREACH_WORD_QUOTED(word, length, s, state)                     \
         for ((state) = NULL, (word) = split_quoted((s), &(l), &(state)); (word); (word) = split_quoted((s), &(l), &(state)))
 
+#define FOREACH_WORD_SLASH(word, length, s, state)                      \
+        for ((state) = NULL, (word) = split_slash((s), &(l), &(state)); (word); (word) = split_slash((s), &(l), &(state)))
+
 pid_t get_parent_of_pid(pid_t pid, pid_t *ppid);
 
 int write_one_line_file(const char *fn, const char *line);