grep: show non-empty lines before functions with -W

diff --git a/repository.h b/repository.h
index 417787f3ef02e871406fa81d1a1bebcdac6e5f13..7f5e24a0a24011393e9b1b9986895ebe8b3f10ab 100644 (file)
--- a/repository.h
+++ b/repository.h
@@ -92,6 +92,14 @@ extern int repo_submodule_init(struct repository *submodule,
                               const char *path);
 extern void repo_clear(struct repository *repo);
 
+/*
+ * Populates the repository's index from its index_file, an index struct will
+ * be allocated if needed.
+ *
+ * Return the number of index entries in the populated index or a value less
+ * than zero if an error occured.  If the repository's index has already been
+ * populated then the number of entries will simply be returned.
+ */
 extern int repo_read_index(struct repository *repo);
 
 #endif /* REPOSITORY_H */