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#/bin/sh
##################################################
# AFL++ internal tool to update qemuafl ref.
# Usage: ./update_ref.sh <new commit hash>
# If no commit hash was provided, it'll take HEAD.
##################################################
UC_VERSION_FILE='./QEMUAFL_VERSION'
NEW_VERSION="$1"
if [ "$NEW_VERSION" = "-h" ]; then
echo "Internal script to update bound qemuafl version."
echo
echo "Usage: ./update_ref.sh <new commit hash>"
echo "If no commit hash is provided, will use HEAD."
echo "-h to show this help screen."
exit 1
fi
git submodule init && git submodule update || exit 1
cd ./qemuafl || exit 1
git fetch origin master 1>/dev/null || exit 1
git stash 1>/dev/null 2>/dev/null
git stash drop 1>/dev/null 2>/dev/null
git checkout master
git pull origin master 1>/dev/null || exit 1
if [ -z "$NEW_VERSION" ]; then
# No version provided, take HEAD.
NEW_VERSION=$(git rev-parse --short HEAD)
fi
if [ -z "$NEW_VERSION" ]; then
echo "Error getting version."
exit 1
fi
git checkout "$NEW_VERSION" || exit 1
cd ..
rm "$UC_VERSION_FILE"
echo "$NEW_VERSION" > "$UC_VERSION_FILE"
echo "Done. New qemuafl version is $NEW_VERSION."
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