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#!/usr/bin/env bash
#
set -e -o pipefail
cd "$(dirname "$0")/.."
if ! [ -e src/parser/cvc/Cvc.g ]; then
echo "$(basename $0): I expect to be in the contrib/ of a CVC4 source tree," >&2
echo "but apparently:" >&2
echo >&2
echo " $(pwd)" >&2
echo >&2
echo "is not a CVC4 source tree ?!" >&2
exit 1
fi
function webget {
if [ -x "$(command -v wget)" ]; then
wget -c -O "$2" "$1"
elif [ -x "$(command -v curl)" ]; then
curl -L "$1" >"$2"
else
echo "Can't figure out how to download from web. Please install wget or curl." >&2
exit 1
fi
}
for cmd in python python2 python3; do
if [ -x "$(command -v $cmd)" ]; then
PYTHON="$cmd"
break
fi
done
if [ -z "$PYTHON" ]; then
echo "Error: Couldn't find python, python2, or python3." >&2
exit 1
fi
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