Add ln -r and relative_path() to lib, plus test.

And a few small cleanups while I was there.

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/lib.h b/lib/lib.h
index b48d320e..f3eacb9d 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -402,6 +402,7 @@ mode_t string_to_mode(char *mode_str, mode_t base);
 void mode_to_string(mode_t mode, char *buf);
 char *getbasename(char *name);
 char *fileunderdir(char *file, char *dir);
+char *relative_path(char *from, char *to);
 void names_to_pid(char **names, int (*callback)(pid_t pid, char *name),
     int scripts);