From 0a50a2194d1d798a831df7eb7f1ff40a40c25dea Mon Sep 17 00:00:00 2001
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Date: Tue, 29 Mar 2016 20:15:47 +0200
Subject: Make cleanup trap more genuine: Really clean-up all created temporary
 files, make sure the impressive executable gets killed during clean-up.

---
 debian/changelog                          |  7 +++++++
 impressive-display/bin/impressive-display | 23 ++++++++++++++++++-----
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/debian/changelog b/debian/changelog
index 56f2a41..b1c5e57 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+impressive-display (0.2.1) UNRELEASED; urgency=medium
+
+  * Make cleanup trap more genuine: Really clean-up all created temporary
+    files, make sure the impressive executable gets killed during clean-up.
+
+ -- Mike Gabriel <mike.gabriel@das-netzwerkteam.de>  Tue, 29 Mar 2016 20:14:17 +0200
+
 impressive-display (0.2.0) unstable; urgency=medium
 
   * Initial release.
diff --git a/impressive-display/bin/impressive-display b/impressive-display/bin/impressive-display
index 22a584a..e1f654a 100755
--- a/impressive-display/bin/impressive-display
+++ b/impressive-display/bin/impressive-display
@@ -159,13 +159,26 @@ if [ -n "$HTTP_PROXY_URL" ]; then
 fi
 
 function cleanup {
-	if [ -e "$impressive_lock" ]; then
-		rm "$impessive_lock"
-	fi
 
-	if [ -e "$session_lock" ]; then
-		rm "$session_lock"
+	if [ -r "$impressive_lock" ]; then
+		impressive_pid=$(cat "$impressive_lock" | sed -e 's/[^0-9]*//g')
+		if [ -n "$impressive_pid" ]; then
+			kill -0 $impressive_pid 2>/dev/null && kill "$impressive_pid"
+		fi
 	fi
+
+	for rmfile in $impressive_lock \
+	              $session_lock \
+	              $pdffile_previous \
+	              $pdffile_downloaded \
+	              $pdffile_display \
+	              ;
+	do
+		if [ -e "$rmfile" ]; then
+			rm "$rmfile"
+		fi
+	done
+
 }
 
 function pdf_is_portrait {
-- 
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