diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000..e6c8ff1c2f
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/*.cpp
+/*.hpp
+/boost
diff --git a/asio/.gitignore b/asio/.gitignore
index 3248927aae..5ef5e3ac3e 100644
--- a/asio/.gitignore
+++ b/asio/.gitignore
@@ -18,3 +18,5 @@ test-driver
 *.gz
 *.bz2
 *.zip
+/*.cpp
+/*.hpp