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From: Max Reitz <mreitz@redhat.com>
Date: Tue, 20 May 2014 22:23:40 +0200
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Subject: [Qemu-devel] [PATCH v2 2/7] configure: Enable out-of-tree iotests
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To: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Fam Zheng <famz@redhat.com>, Markus Armbruster <armbru@redhat.com>, Max Reitz <mreitz@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>

In order to allow out-of-tree iotests, create a symlink for the check
script in the build tree.

While doing so, also write configured options relevant to the iotests to
common.env in the build tree; currently, this is the command to invoke
Python 2.

Signed-off-by: Max Reitz <mreitz@redhat.com>
---
 configure | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/configure b/configure
index 605a0ec..f9d7a4d 100755
--- a/configure
+++ b/configure
@@ -5206,6 +5206,18 @@ if test "$docs" = "yes" ; then
   mkdir -p QMP
 fi
 
+# set up qemu-iotests in this build directory
+iotests_common_env="tests/qemu-iotests/common.env"
+iotests_check="tests/qemu-iotests/check"
+
+echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
+echo >> "$iotests_common_env"
+echo "export PYTHON='$python'" >> "$iotests_common_env"
+
+if [ ! -e "$iotests_check" ]; then
+    ln -s "$source_path/$iotests_check" "$iotests_check"
+fi
+
 # Save the configure command line for later reuse.
 cat <<EOD >config.status
 #!/bin/sh
-- 
1.9.2