BuildTools/SCons/Tools/DoxyGen.py


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import SCons.Util, os

def generate(env) :
    def modify_targets(target, source, env) :
        target = [env.File("html/index.html")]
        return target, source

    def generate_actions(source, target, env, for_signature) :
        if env.WhereIs("$DOXYGEN") and env.WhereIs("$DOT") :
            return [SCons.Action.Action("$DOXYGEN $SOURCE", cmdstr = "$DOXYCOMSTR")]
        else :
            return []

    env["DOXYGEN"] = "doxygen"
    # FIXME: For some reason, things go incredibly slow (at least on OS X)
    # when not doing this. Some environment flag is having an effect on
    # this; find out which
    env["ENV"] = os.environ
    env["DOT"] = "dot"
    env["BUILDERS"]["DoxyGen"] = SCons.Builder.Builder(
        emitter = modify_targets,
        generator = generate_actions,
        single_source = True)

def exists(env) :
    return True