raxmpp: Add scriptlet to clone before scons

Bug: https://jira.iotivity.org/browse/IOT-1760
Change-Id: Ibb074c1387826af783c2a8d18c3f12bfc34834c3
Signed-off-by: Philippe Coval <philippe.coval@osg.samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/21535
Tested-by: jenkins-iotivity <jenkins@iotivity.org>
Reviewed-by: Dan Mihai <Daniel.Mihai@microsoft.com>
(cherry picked from commit 90cde5ba9927d19d0c1826500f3ada41e2693d2f)
Reviewed-on: https://gerrit.iotivity.org/gerrit/22157
Reviewed-by: Mats Wichmann <mats@linux.com>

diff --git a/extlibs/raxmpp/prep.sh b/extlibs/raxmpp/prep.sh
new file mode 100755 (executable)
index 0000000..7f34e5f
--- /dev/null
+++ b/extlibs/raxmpp/prep.sh
@@ -0,0 +1,80 @@
+#!/bin/bash
+#-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+#-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+
+
+set -e
+
+[ ! -z ${EXEC_MODE} ] || EXEC_MODE=false
+
+topdir="${PWD}"
+
+# Keep packageRevision in sync with SConscript's setting
+# Right now this script assumes packageRevision is a tag;
+# comment out the second clause
+# if packageRevision becomes a branch or a specific commit.
+package="iotivity-xmpp"
+packageUrl="https://gerrit.iotivity.org/gerrit/iotivity-xmpp"
+packageDir="./extlibs/raxmpp/raxmpp"
+packageVersion="master"
+# TODO: pin
+packageRevision="$packageVersion"
+
+
+do_()
+{
+    set +f
+    if $EXEC_MODE; then
+        echo "warning: fetching online resources may not be reproductible"
+        printf "%s \n" "trying: \"$@\""
+        eval "$@"
+    else
+cat<<EOF
+error: Something should be prepared, please manually execute from shell
+EOF
+        printf "%s \n" "$@"
+        exit 1
+    fi
+}
+
+
+main_()
+{
+    if [ ! -d "${packageDir}" ]; then
+        do_ "git clone ${packageUrl} ${packageDir} -b ${packageVersion}"
+    elif [ ! -z $(git tag -l "${packageRevision}") ]; then
+        cat<<EOF
+error: $packageDir is unaligned with supported release of ${package}
+Please update ${package} using "cd ${packageDir} && git fetch"
+For more support please refer to:
+https://wiki.iotivity.org/build
+EOF
+        exit 2
+    fi
+    if [ -d "${packageDir}/.git" ]; then
+        cd "${packageDir}" || exit 1
+        git clean -f -d -x
+        git reset --hard "${packageRevision}"
+        cd -
+        rm -rf -- "${packageDir}/.git"
+    else
+        echo "log: Assuming ${package} is already on correct revision: \"${packageRevision}\""
+    fi
+}
+
+
+main_ "$@"
+