import qbs.base 1.0
import qbs.probes as Probes

Application {
    ...

    Probes.PathProbe {
        id: sparkle
        names: "Sparkle.framework"

        platformPaths: [
            "~/Library/Frameworks",
            "/usr/local/lib",
            "/Library/Frameworks",
            "/System/Library/Frameworks"
        ]
    }

    Properties {
        condition: qbs.targetOS === "mac" && sparkle.found
        cpp.frameworkPaths: sparkle.path
        cpp.weakFrameworks: [ "Sparkle" ]
        cpp.defines: [ "HAVE_SPARKLE" ]
    }
}