//! The acpi discovery service as a binary package (docs/build-packages-plan.md,
//! phase 2). The artifact is named "discovery": one swappable process per
//! firmware fills the ramdisk's neutral `discovery` slot (docs/discovery.md),
//! so the device manager never learns which firmware it is on. The root
//! build's -Ddiscovery picks this package or `fdt`.

const std = @import("std");
const build_support = @import("build-support");

pub fn build(b: *std.Build) void {
    const exe = build_support.userBinary(b, .{
        .name = "discovery",
        .root_source_file = b.path("acpi.zig"),
        .domains = build_support.domains(b),
    });
    const protocol = b.dependency("protocol", .{});
    // The shared AML interpreter (the same parser the kernel runs), the
    // device-manager report channel, and the power protocol (the SCI/power
    // button path, docs/power.md).
    build_support.programModule(exe).addImport("aml", b.dependency("device", .{}).module("aml"));
    build_support.programModule(exe).addImport("device-manager-protocol", protocol.module("device-manager-protocol"));
    build_support.programModule(exe).addImport("power-protocol", protocol.module("power-protocol"));
    b.installArtifact(exe);
}