[libgda] Have "make distcheck" work

[Vivien Malerba <vivien src gnome org>]

commit 1121eb271833bd82210ea2023fae90e90721063e
Author: Vivien Malerba <malerba gnome-db org>
Date:   Sun May 26 23:28:22 2013 +0200

    Have "make distcheck" work

 libgda/Makefile.am |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/libgda/Makefile.am b/libgda/Makefile.am
index 7df059d..376f410 100644
--- a/libgda/Makefile.am
+++ b/libgda/Makefile.am
@@ -380,3 +380,9 @@ EXTRA_DIST += \
        Gda-5.0.metadata \
         $(vapi_DATA)
 endif
+
+clean-local:
+       @if ! test -d "$(top_srcdir)/.git"; \
+       then \
+               rm -f $(gir_DATA) $(vapi_DATA); \
+       fi
\ No newline at end of file