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#!/bin/bash
# update-spirvheaderss merges the latest changes from
# the github.com/KhronosGroup/SPIRV-Headers into third_party/SPIRV-Headers.
# This script copies the change descriptions from the squash change into the
# top merge change, along with a standardized description.
REASON=$1
if [ ! -z "$REASON" ]; then
REASON="\n$REASON\n"
fi
git subtree pull --prefix third_party/SPIRV-Headers https://github.com/KhronosGroup/SPIRV-Headers master --squash -m "Update SPIR-V Headers"
ALL_CHANGES=`git log -n 1 HEAD^2 | egrep '^(\s{4}[0-9a-f]{9}\s*.*)$'`
HEAD_CHANGE=`echo "$ALL_CHANGES" | egrep '[0-9a-f]{9}' -o -m 1`
LOG_MSG=`echo -e "Update SPIR-V Headers to $HEAD_CHANGE\n${REASON}\nChanges:\n$ALL_CHANGES\n\nCommands:\n ./third_party/update-spirvheaders.sh \n\nBug: b/123642959"`
git commit --amend -m "$LOG_MSG"