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#!/bin/bash
set -e
set -x
if
bjam="$(which bjam 2>/dev/null)" && #exists
[ ${#bjam} != 0 ] && #paranoia about which printing nothing then returning true
! grep UFIHGUFIHBDJKNCFZXAEVA "${bjam}" </dev/null >/dev/null && #bjam in path isn't this script
"${bjam}" --help >/dev/null 2>/dev/null && #bjam in path isn't broken (i.e. has boost-build)
"${bjam}" --version |grep "Boost.Build 201" >/dev/null 2>/dev/null #It's recent enough.
then
#Delegate to system bjam
exec "${bjam}" "$@"
fi
top="$(dirname "$0")"
if [ ! -x "$top"/jam-files/bjam ]; then
pushd "$top/jam-files/engine"
./build.sh
cp -f bin.*/bjam ../bjam
popd
fi
export BOOST_BUILD_PATH="$top"/jam-files/boost-build
exec "$top"/jam-files/bjam "$@"
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