[sysadmin-bin] Make sure the hooks section is added, the best option I could find for gitlab was landing it on the

[Andrea Veri <av src gnome org>]

commit b2f9925bab57f8c216151380270fddf28b2b0dbc
Author: Andrea Veri <averi redhat com>
Date:   Fri Jun 30 11:05:38 2017 +0200

    Make sure the hooks section is added, the best option I could find for gitlab was landing it on the 
pre-receive hook

 git/gnome-pre-receive |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/git/gnome-pre-receive b/git/gnome-pre-receive
index 296021f..c8e1487 100755
--- a/git/gnome-pre-receive
+++ b/git/gnome-pre-receive
@@ -63,6 +63,18 @@ EOF
     exit 1
 fi
 
+if [ $(hostname) == 'gitlab.gnome.org' ] || [ $(hostname) == 'gitlab-test.gnome.org' ]; then
+  cd $GIT_DIR
+  cat config | grep -q 'hooks.emailprefix'
+  if [ "$?" -eq 1 ]; then
+    git config hooks.emailprefix ""
+  fi
+  cat config | grep -q 'hooks.emailprefix'
+  if [ "$?" -eq 1 ]; then
+    git config hooks.mailinglist commits-list gnome org
+  fi
+fi
+
 my_uid=`id -u`
 translations_uid=`id -u translations`
 [ $? == 0 ] || exit 1