From 39b34a9109ca2a995bbe46a365efa105ecbdf968 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20L=C3=BCbking?= <thomas.luebking@gmail.com>
Date: Sun, 18 Sep 2016 15:06:10 +0200
Subject: fix segfault when completing ~ or .

ie. w/o any / in the given path we'll get an irregular split point and
thus out of bounds array access
---
 util/fbrun/FbRun.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/util/fbrun/FbRun.cc b/util/fbrun/FbRun.cc
index b697187..19f6444 100644
--- a/util/fbrun/FbRun.cc
+++ b/util/fbrun/FbRun.cc
@@ -462,6 +462,10 @@ void FbRun::tabCompleteApps() {
     if (prefix.at(0) == '/' || prefix.at(0) == '.' || prefix.at(0) == '~') {
         // we're completing a directory, find subdirs
         split = prefix.find_last_of('/');
+        if (split == std::string::npos) {
+            split = prefix.size();
+            prefix.append("/");
+        }
         prefix = prefix.substr(0, split+1);
         if (prefix != m_last_completion_path) {
             m_files.clear();
-- 
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