git-filter-branch: more detailed USAGE

diff --git a/dir.h b/dir.h
index ec0e8ababc7fa00d9bf039e0ad97d8639b70450f..f55a87b2cd5f2b4e06e14b4c1b832fc0a60ad319 100644 (file)
--- a/dir.h
+++ b/dir.h
@@ -61,4 +61,7 @@ extern void add_exclude(const char *string, const char *base,
 extern int file_exists(const char *);
 extern struct dir_entry *dir_add_name(struct dir_struct *dir, const char *pathname, int len);
 
+extern char *get_relative_cwd(char *buffer, int size, const char *dir);
+extern int is_inside_dir(const char *dir);
+
 #endif