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Fix PATH to vendored Ruby #108

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Fix PATH to vendored Ruby #108

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12 changes: 11 additions & 1 deletion bin/compile
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Original file line number Diff line number Diff line change
Expand Up @@ -36,10 +36,20 @@ if ! command -v erb &> /dev/null; then
exit 1
fi

# Determine the runtime directory of our buildpack to set PATH.
# Heroku's BUILD_DIR is /tmp/build_*{buildpack_dirname}.
BUILDPACK_DIRNAME=${BUILD_DIR#/tmp/**/}
BUILDPACK_DIRNAME=${BUILDPACK_DIRNAME##/tmp/*}
if [ "$BUILDPACK_DIRNAME" = "" ]; then
BUILDPACK_RUNTIME_DIR="/app"
else
BUILDPACK_RUNTIME_DIR="/app/${BUILDPACK_DIRNAME}"
fi

mkdir -p "${BUILD_DIR}/.profile.d"
# Deliberately pick the same profile.d script filepath as the Ruby buildpack,
# so if the Ruby buildpack comes after this one, it will overwrite this script.
echo "export PATH=\"\${HOME}/${vendored_ruby_dir}/bin:\${PATH}\"" > "${BUILD_DIR}/.profile.d/ruby.sh"
echo "export PATH=\"${BUILDPACK_RUNTIME_DIR}/${vendored_ruby_dir}/bin:\${PATH}\"" > "${BUILD_DIR}/.profile.d/ruby.sh"

echo "-----> nginx-buildpack: Installed Ruby ${ruby_version}"
fi
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