void setArgAction(Action<List<String>> argAction);

    void addPath(File pathEntry);

    void addPath(List<File> path);

    void addEnvironmentVar(String key, String value);

        return environment;
    }

    @Override
    public Action<List<String>> getArgAction() {
        return postArgsAction;
    }

    @Override
    public void addEnvironmentVar(String key, String value) {
        this.environment.put(key, value);
    }

    @Override

        baseInvocation.addPath(toolSearchPath.getPath());
        baseInvocation.addEnvironmentVar("CYGWIN", "nodosfilewarning");
        baseInvocation.setArgAction(toolConfiguration.getArgAction());

        String developerDir = System.getenv("DEVELOPER_DIR");
        if (developerDir != null) {
            baseInvocation.addEnvironmentVar("DEVELOPER_DIR", developerDir);
        }
        return baseInvocation;
    }

        baseInvocation.setArgAction(toolConfiguration.getArgAction());

        String developerDir = System.getenv("DEVELOPER_DIR");
        if (developerDir != null) {
            baseInvocation.addEnvironmentVar("DEVELOPER_DIR", developerDir);
        }
        return baseInvocation;
    }

    @Override
    public SystemLibraries getSystemLibraries(ToolType compilerType) {

            if (value != null) {
                VisualCppToolChain.LOGGER.debug("Ignoring value '{}' set for environment variable '{}'.", value, name);
                invocation.addEnvironmentVar(name, "");
            }
        }
    }

    private <T extends NativeCompileSpec> Transformer<T, T> pchSpecTransforms(final Class<T> type) {
        return new Transformer<T, T>() {
            @Override