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#!/bin/bash
# This script downloads and imports libunwind
set -euo pipefail
IFS=$'\n\t'
set -vx
NAME=libunwind
REVISION="v1.6-stable-mongo" # 2022-01-20
VERSION="1.6.2"
DEST_DIR=$(git rev-parse --show-toplevel)/src/third_party/unwind
if [[ -d $DEST_DIR/dist ]]; then
echo "You must remove '$DEST_DIR/dist' before running $0" >&2
exit 1
fi
UNWIND_GIT_DIR=$(mktemp -d /tmp/import-libunwind.XXXXXX)
trap "rm -rf $UNWIND_GIT_DIR" EXIT
git clone git@github.com:mongodb-forks/libunwind.git $UNWIND_GIT_DIR
git -C $UNWIND_GIT_DIR checkout $REVISION
pushd $UNWIND_GIT_DIR
autoreconf -i
./configure
make dist
popd
DIST_TGZ=$UNWIND_GIT_DIR/libunwind-$VERSION.tar.gz
mkdir -p $DEST_DIR/dist
tar --strip-components=1 -xvzf $DIST_TGZ -C $DEST_DIR/dist
# mv libunwind-$VERSION libunwind
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