IVGCVSW-2115: Script to clone/fetch correct clframework

* Script designed to be invoked from anywhere clones clframework
  relative to where the script source is located in armnn/scripts
* Allows user to specify GITHUB_USERNAME on command line with -g option
  otherwise will set this value to $USER

Change-Id: I34ee0d936152e94ff16b9bd7751c3da7248c9150

1 files changed, 79 insertions, 0 deletions

diff --git a/scripts/get_compute_library.sh b/scripts/get_compute_library.sh
new file mode 100755
index 0000000000..8d6fb2aaf3
--- /dev/null
+++ b/scripts/get_compute_library.sh
@@ -0,0 +1,79 @@
+#!/bin/bash
+#
+# Copyright © 2017 Arm Ltd. All rights reserved.
+# SPDX-License-Identifier: MIT
+#
+
+CMD=$( basename $0 )
+
+usage() {
+  echo "Usage: $CMD -g <GITHUB_USERNAME>"
+  exit 1
+}
+
+function AssertZeroExitCode {
+  EXITCODE=$?
+  if [ $EXITCODE -ne 0 ]; then
+    echo "$1"
+    echo "+++ Command exited with code $EXITCODE. Please fix the above errors and re-run"
+    exit 1
+  fi
+}
+
+# process the options given
+while getopts "g:h" opt; do
+  case "$opt" in
+    g) GITHUB_USERNAME="$OPTARG";;
+    h|\?) usage;;
+  esac
+done
+shift $((OPTIND - 1))
+
+#
+# This script is designed to be called from anywhere
+# so it will resolve where to checkout out the clframework
+# relative to its own location in armnn/scripts
+#
+SRC="${BASH_SOURCE[0]}"
+# resolve $SRC until it is no longer a symlink
+while [ -h "$SRC" ]; do
+  DIR="$( cd -P "$( dirname "$SRC" )" >/dev/null && pwd )"
+  SRC="$(readlink "$SRC")"
+  # if $SRC was a relative symlink, we need to resolve it
+  # relative to the path where the symlink file originally was
+  [[ $SRC != /* ]] && SRC="$DIR/$SRC"
+done
+DIR="$( cd -P "$( dirname "$SRC" )" >/dev/null && pwd )"
+pushd ${DIR} > /dev/null
+cd ../..
+if [ -z "$GITHUB_USERNAME" ]; then
+    GITHUB_USERNAME=$USERNAME
+    echo "setting GITHUB_USERNAME: ${GITHUB_USERNAME} use -g command line option to change"
+fi
+
+if [ ! -d clframework ]; then
+echo "+++ Cloning clframework"
+  git clone ssh://$GITHUB_USERNAME@review.mlplatform.org:29418/ml/ComputeLibrary clframework
+  AssertZeroExitCode "Cloning CL Framework failed"
+fi
+pushd clframework > /dev/null
+
+# Use the latest pinned version of the CL framework
+
+# For pinnning to a ref use this:
+# CLFRAMEWORKREVISION="branches/arm_compute_18_11" # Release 18.11
+# git fetch ssh://$GITHUB_USERNAME@review.mlplatform.org:29418/ml/ComputeLibrary $CLFRAMEWORKREVISION && git checkout FETCH_HEAD
+
+# For pinning to a revision use this:
+CLFRAMEWORKREVISION="e413d255b18fad1553bd3550a98f707c9c6e8aec" # commit on master after the fix for NEGEMMConvolutionLayer
+git fetch ssh://$GITHUB_USERNAME@review.mlplatform.org:29418/ml/ComputeLibrary && git checkout ${CLFRAMEWORKREVISION}
+AssertZeroExitCode
+
+# Set commit hook so we can submit reviews to gerrit
+scp -p -P 29418 $GITHUB_USERNAME@review.mlplatform.org:hooks/commit-msg .git/hooks/
+AssertZeroExitCode
+
+popd > /dev/null # out of clframework
+popd > /dev/null # back to wherever we were when called
+exit 0
+