From 41a96aee5af59cc18f4292becc9f5122f6589f2d Mon Sep 17 00:00:00 2001
From: mayeut <mayeut@users.noreply.github.com>
Date: Sat, 12 Sep 2015 02:59:49 +0200
Subject: [PATCH] Fix fetching of openjpeg-data
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Fetch from master branch if TRAVIS_BRANCH doesn’t exist
---
 tools/travis-ci/install.sh | 14 +++++++++++---
 tools/travis-ci/run.sh     |  2 +-
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/tools/travis-ci/install.sh b/tools/travis-ci/install.sh
index d1ce8885..9130ee95 100755
--- a/tools/travis-ci/install.sh
+++ b/tools/travis-ci/install.sh
@@ -22,12 +22,20 @@ trap exit ERR
 # travis-ci doesn't dump cmake version in system info, let's print it 
 cmake --version
 
+OPJ_SOURCE_DIR=$(cd $(dirname $0)/../.. && pwd)
+
 # We need test data
 if [ "${TRAVIS_BRANCH:-}" == "" ]; then
-	TRAVIS_BRANCH=master #default to master
+	TRAVIS_BRANCH=$(git -C ${OPJ_SOURCE_DIR} branch | grep '*' | tr -d '*[[:blank:]]') #default to same branch as we're setting up
 fi
-echo "Cloning openjpeg-data from ${TRAVIS_BRANCH} branch"
-git clone --depth=1 --branch=${TRAVIS_BRANCH} git://github.com/uclouvain/openjpeg-data.git data
+OPJ_DATA_HAS_BRANCH=$(git ls-remote --heads git://github.com/uclouvain/openjpeg-data.git ${TRAVIS_BRANCH} | wc -l)
+if [ ${OPJ_DATA_HAS_BRANCH} -ne 0 ]; then
+	OPJ_DATA_BRANCH=${TRAVIS_BRANCH}
+else
+	OPJ_DATA_BRANCH=master #default to master
+fi
+echo "Cloning openjpeg-data from ${OPJ_DATA_BRANCH} branch"
+git clone --depth=1 --branch=${OPJ_DATA_BRANCH} git://github.com/uclouvain/openjpeg-data.git data
 
 # We need jpylyzer for the test suite
 echo "Retrieving jpylyzer"
diff --git a/tools/travis-ci/run.sh b/tools/travis-ci/run.sh
index d95475e5..36bcc0d4 100755
--- a/tools/travis-ci/run.sh
+++ b/tools/travis-ci/run.sh
@@ -60,7 +60,7 @@ fi
 
 if [ "${TRAVIS_BRANCH:-}" == "" ]; then
 	echo "Guessing branch"
-	TRAVIS_BRANCH=$(git -C ../openjpeg branch | grep '*' | tr -d '*[[:blank:]]') #default to master
+	TRAVIS_BRANCH=$(git -C ${OPJ_SOURCE_DIR} branch | grep '*' | tr -d '*[[:blank:]]') #default to master
 fi
 
 OPJ_BUILDNAME=${OPJ_OS_NAME}-${OPJ_CC_VERSION}-${TRAVIS_BRANCH}