New script to extract a given file from a .deb.

diff --git a/deb-extract-file b/deb-extract-file
new file mode 100755 (executable)
index 0000000..47c879b
--- /dev/null
+++ b/deb-extract-file
@@ -0,0 +1,6 @@
+#! /bin/sh
+set -e
+
+deb="$1"
+file=".${2#.}" # force leading .
+dpkg --fsys-tarfile "$deb" | tar xOf - "$file"