HORIZON PROJECT

#!/usr/bin/env bash

set -o pipefail

if [[ -n "$V" ]]; then

    set -o xtrace

fi

fail() {

    if [[ -z "$NODE_DTRACE_PROVIDER_REQUIRE" && -z "$V" ]]; then

        echo "-----------------------------------------------------------------"

        echo "Building dtrace-provider failed with exit code $1, falling back"

        echo "on stub implementation."

        echo ""

        echo "Re-run install with V set in your environment to see the build"

        echo "output, or NODE_DTRACE_PROVIDER_REQUIRE=hard to force an"

        echo "installation failure."

        echo "-----------------------------------------------------------------"

    fi

    if [[ "$NODE_DTRACE_PROVIDER_REQUIRE" == "hard" ]]; then

        exit 1

    else

        exit 0

    fi

}

buildUSDT() {

    if [[ -z "$NODE_DTRACE_PROVIDER_REQUIRE" && -z "$V" ]]; then

        exec 1> /dev/null

        exec 2> /dev/null

    fi

    # GYP's MAKEFLAGS confuses libusdt's Makefile

    unset MAKEFLAGS

    # Ask node what architecture it's been built for ("target_arch" in

    # config.gypi), and build libusdt to match.

    #

    # We use node from the path; npm will have adjusted PATH for us if

    # necessary, otherwise we assume the user did so when building by

    # hand.

    #

    # (This will need to change at the point that GYP is able to build

    # node extensions universal on the Mac - for now we'll go with x86_64

    # on a 64 bit Mac, because that's the default architecture in that

    # situation.)

    export ARCH=`node -e "console.log(process.arch === 'x64' ? 'x86_64' : 'i386')"`

    echo "Building libusdt for ${ARCH}"

    # Respect a MAKE variable if set

    if [[ -z $MAKE ]]; then

        # Default to `gmake` first if available, because we require GNU make

        # and `make` isn't GNU make on some plats.

        MAKE=`which gmake`

        if [[ -z $MAKE ]]; then

            MAKE=make

        fi

    fi

    # Build libusdt.

    $MAKE -C libusdt clean all

}

buildNDTP() {

    if [[ -z "$NODE_DTRACE_PROVIDER_REQUIRE" && -z "$V" ]]; then

        exec 1> /dev/null

        exec 2> /dev/null

    fi

    node-gyp rebuild -C src

}

(buildUSDT)

LIBUSDT_STATUS=$?

if [[ "$LIBUSDT_STATUS" -ne 0 ]]; then

    fail $LIBUSDT_STATUS

fi

(buildNDTP)

NODE_GYP_STATUS=$?

if [[ "$NODE_GYP_STATUS" -ne 0 ]]; then

    fail $NODE_GYP_STATUS

fi

exit 0