From f0f278e1dae2ac88dd0803b78ad945ebb8b22d19 Mon Sep 17 00:00:00 2001
From: Keir Fraser <keir.fraser@citrix.com>
Date: Mon, 9 Jun 2008 10:44:09 +0100
Subject: When building from a tarball release use hardcoded path to
 linux-2.6.18-xen.hg as a last resort when searching for a Linux source tree.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
---
 buildconfigs/select-repository | 51 ++++++++++++++++++++++++------------------
 1 file changed, 29 insertions(+), 22 deletions(-)

(limited to 'buildconfigs')

diff --git a/buildconfigs/select-repository b/buildconfigs/select-repository
index d32db069f3..e5bf27e47a 100755
--- a/buildconfigs/select-repository
+++ b/buildconfigs/select-repository
@@ -32,31 +32,38 @@ if [ X"${LINUX_SRC_PATH}" != X ] ; then
     IFS="$IFS_saved"
 fi
 
-XEN=$(hg -R ${XEN_ROOT} path default)
-if [ $? -ne 0 ] || [ X"$XEN" = "X" ] ; then
-    echo "$ME: Unable to determine Xen repository parent." 1>&2
-    exit 1;
-fi
+if [ -d ${XEN_ROOT}/.hgxxx ] ; then
+    XEN=$(hg -R ${XEN_ROOT} path default)
+    if [ $? -ne 0 ] || [ X"$XEN" = "X" ] ; then
+	echo "$ME: Unable to determine Xen repository parent." 1>&2
+	exit 1;
+    fi
 
-BASE=$(dirname ${XEN})
-if [ $? -ne 0 ] || [ X"$BASE" = "X" ] ; then
-    echo "$ME: Unable to determine Xen repository base." 1>&2
-    exit 1;
-fi
-if [ -d "$XEN" ] && [ ! -d "$BASE/$REPO" ] ; then
-    echo "$ME: No such dir: $BASE/$REPO" 1>&2
-    exit 1
-fi
+    BASE=$(dirname ${XEN})
+    if [ $? -ne 0 ] || [ X"$BASE" = "X" ] ; then
+	echo "$ME: Unable to determine Xen repository base." 1>&2
+	exit 1;
+    fi
+    if [ -d "$XEN" ] && [ ! -d "$BASE/$REPO" ] ; then
+	echo "$ME: No such dir: $BASE/$REPO" 1>&2
+	exit 1
+    fi
 
-echo "$ME: Found ${BASE}/${REPO}" 1>&2
+    echo "$ME: Found ${BASE}/${REPO}" 1>&2
 
-# If ${BASE}/${REPO} is a local directory then prepend file:// so that
-# the test in src.hg-clone will fail and we will clone instead of
-# linking this repository. We only want to link repositories which
-# were found via LINUX_SRC_PATH.
-if [ -d "${BASE}/${REPO}" ] ; then
-    echo "file://${BASE}/${REPO}"
+    # If ${BASE}/${REPO} is a local directory then prepend file:// so that
+    # the test in src.hg-clone will fail and we will clone instead of
+    # linking this repository. We only want to link repositories which
+    # were found via LINUX_SRC_PATH.
+    if [ -d "${BASE}/${REPO}" ] ; then
+	echo "file://${BASE}/${REPO}"
+    else
+	echo ${BASE}/${REPO}
+    fi
 else
-    echo ${BASE}/${REPO}
+    echo "Unable to determine path to Linux source tree." 1>&2
+    echo "Falling back to linux-2.6.18-xen Mercurial repository." 1>&2
+    echo http://xenbits.xensource.com/linux-2.6.18-xen.hg
 fi
+
 exit 0
-- 
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