libudev: enumerate - fix move_later logic

[elogind.git] / libudev / libudev.h

diff --git a/libudev/libudev.h b/libudev/libudev.h
index ffeb80f8d30e9e1c9fdb1c55af66cf6d18d05c1f..ad11059f2c5c744927736a576e5fd9558da9e2b1 100644 (file)
--- a/libudev/libudev.h
+++ b/libudev/libudev.h
@@ -16,6 +16,10 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * udev - library context
  * 
@@ -47,10 +51,17 @@ struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry *list_en
 struct udev_list_entry *udev_list_entry_get_by_name(struct udev_list_entry *list_entry, const char *name);
 const char *udev_list_entry_get_name(struct udev_list_entry *list_entry);
 const char *udev_list_entry_get_value(struct udev_list_entry *list_entry);
-#define udev_list_entry_foreach(entry, first) \
-       for (entry = first; \
-            entry != NULL; \
-            entry = udev_list_entry_get_next(entry))
+/**
+ * udev_list_entry_foreach:
+ * @list_entry: entry to store the current position
+ * @first_entry: first entry to start with
+ *
+ * Helper to iterate over all entries of a list.
+ */
+#define udev_list_entry_foreach(list_entry, first_entry) \
+       for (list_entry = first_entry; \
+            list_entry != NULL; \
+            list_entry = udev_list_entry_get_next(list_entry))
 
 /*
  * udev_device
@@ -124,6 +135,7 @@ int udev_enumerate_add_nomatch_subsystem(struct udev_enumerate *udev_enumerate,
 int udev_enumerate_add_match_sysattr(struct udev_enumerate *udev_enumerate, const char *sysattr, const char *value);
 int udev_enumerate_add_nomatch_sysattr(struct udev_enumerate *udev_enumerate, const char *sysattr, const char *value);
 int udev_enumerate_add_match_property(struct udev_enumerate *udev_enumerate, const char *property, const char *value);
+int udev_enumerate_add_match_sysname(struct udev_enumerate *udev_enumerate, const char *sysname);
 int udev_enumerate_add_syspath(struct udev_enumerate *udev_enumerate, const char *syspath);
 /* run enumeration with active filters */
 int udev_enumerate_scan_devices(struct udev_enumerate *udev_enumerate);
@@ -150,4 +162,9 @@ int udev_queue_get_seqnum_sequence_is_finished(struct udev_queue *udev_queue,
                                               unsigned long long int start, unsigned long long int end);
 struct udev_list_entry *udev_queue_get_queued_list_entry(struct udev_queue *udev_queue);
 struct udev_list_entry *udev_queue_get_failed_list_entry(struct udev_queue *udev_queue);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
 #endif