[xorg-x11-server] driver-abi-rebuild: bail out if target directory already exists

[Peter Hutterer]

commit 2423094597840ef52b931c81e836d43c9e1dab99
Author: Peter Hutterer <peter.hutterer at who-t.net>
Date:   Thu Mar 7 11:26:04 2013 +1000

    driver-abi-rebuild: bail out if target directory already exists
    
    Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>

 driver-abi-rebuild.sh |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/driver-abi-rebuild.sh b/driver-abi-rebuild.sh
index 698d15d..f21cc03 100755
--- a/driver-abi-rebuild.sh
+++ b/driver-abi-rebuild.sh
@@ -3,8 +3,15 @@
 # Trivial script to rebuild drivers for ABI changes in the server
 # Run me after a new xserver has hit the buildroot
 
-mkdir -p abi-rebuild
-pushd abi-rebuild
+builddir="abi-rebuild"
+
+if [ -e "$builddir" ]; then
+    echo "Path '$builddir' exists. Move out of the way first"
+    exit 1
+fi
+
+mkdir -p $builddir
+pushd $builddir
 
 fedpkg co xorg-x11-drivers
 pushd xorg-x11-drivers