add .gitignore

Add .gitignore to hide generated objects.

Change-Id: If811483c866e861eeadfa43e7d20c561ac6ac001
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/.gitignore b/.gitignore
index 6ac3dae..b5cc0af 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,41 @@
-# Template from
+# Test suite logs
+*.log
 
+# Code Coverage
+*.gcda
+*.gcno
+*.trs
+*-coverage*
+
+# Compiler
+*.o
+
+# Libtool
+*.la
+*.lo
+
+# Autotools
+.deps
+.dirstamp
+.libs
+/aclocal.m4
+/build-aux
+/config.h
+/config.h.in
+/config.h.in~
+/config.log
+/config.status
+/configure
+/m4
+/libtool
+Makefile
+Makefile.in
+/stamp-h1
+ar-lib
+compile
+config.guess
+config.sub
+depcomp
+install-sh
+ltmain.sh
+missing