Make fish try to detect when it's an orphaned process and then exit politely

Fixes https://github.com/fish-shell/fish-shell/issues/422

1 files changed, 1 insertions, 1 deletions

diff --git a/history.h b/history.h
index 296cd399..236b43d4 100644
--- a/history.h
+++ b/history.h
@@ -159,7 +159,7 @@ private:
 
     /** Loads old if necessary */
     bool load_old_if_needed(void);
-    
+
     /** Memory maps the history file if necessary */
     bool mmap_if_needed(void);