# Commonly used helpers.

def autotools_configure(ctx, extra_args = [], extra_env = {}):
    env = {
        "CFLAGS": options.cflags,
        "CXXFLAGS": options.cxxflags,
        "LDFLAGS": options.ldflags,
    }
    env.update(extra_env)
    ctx.run([
        ctx.source_dir / "configure",
        "--host=" + options.target_triple,
        "--with-sysroot=" + ctx.sysroot,
        "--prefix=" + ctx.prefix,
        "--sysconfdir=/etc",
        "--localstatedir=/var",
        "--bindir=" + ctx.prefix + "/bin",
        "--sbindir=" + ctx.prefix + "/bin",
        "--libdir=" + ctx.prefix + "/lib",
        "--disable-static",
        "--enable-shared",
    ] + extra_args, env = env)

def autotools_build(ctx, extra_args = []):
    ctx.run(["make", "-j" + str(ctx.jobs)] + extra_args)

def autotools_install(ctx, pkg, extra_args = []):
    ctx.run(["make", "install"] + extra_args, env = {"DESTDIR": pkg.destdir})

def autotools(configure_args = [], configure_env = [], build_args = [], install_args = []):
    def _configure(ctx):
        autotools_configure(ctx, extra_args = configure_args, extra_env = configure_env)
    def _build(ctx):
        autotools_build(ctx, extra_args = build_args)
    def _install(ctx, pkg):
        autotools_install(ctx, pkg, extra_args = install_args)
    return _configure, _build, _install