78 lines
3.1 KiB
Zig
78 lines
3.1 KiB
Zig
const std = @import("std");
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// Although this function looks imperative, note that its job is to
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// declaratively construct a build graph that will be executed by an external
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// runner.
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pub fn build(b: *std.Build) void {
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// Standard target options allows the person running `zig build` to choose
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// what target to build for. Here we do not override the defaults, which
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// means any target is allowed, and the default is native. Other options
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// for restricting supported target set are available.
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const target = b.standardTargetOptions(.{});
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// Standard optimization options allow the person running `zig build` to select
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// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
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// set a preferred release mode, allowing the user to decide how to optimize.
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const optimize = b.standardOptimizeOption(.{});
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const util_dep = b.dependency("zba-util", .{});
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const bitfield_mod = b.createModule(.{ .source_file = .{ .path = "lib/bitfield.zig" }, .dependencies = &.{} });
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_ = b.addModule("arm32", .{
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.source_file = .{ .path = "src/lib.zig" },
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.dependencies = &.{
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.{
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.name = "zba-util",
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.module = util_dep.module("zba-util"),
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},
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.{
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.name = "bitfield",
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.module = bitfield_mod,
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},
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},
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});
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// Creates a step for unit testing. This only builds the test executable
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// but does not run it.
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const lib_tests = b.addTest(.{
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.root_source_file = .{ .path = "src/lib.zig" },
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.target = target,
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.optimize = optimize,
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});
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lib_tests.addModule("zba-util", util_dep.module("zba-util")); // https://git.musuka.dev/paoda/zba-util
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lib_tests.addModule("bitfield", bitfield_mod);
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const run_lib_tests = b.addRunArtifact(lib_tests);
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// This creates a build step. It will be visible in the `zig build --help` menu,
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// and can be selected like this: `zig build test`
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// This will evaluate the `test` step rather than the default, which is "install".
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const test_step = b.step("test", "Run library tests");
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test_step.dependOn(&run_lib_tests.step);
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}
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/// `arm32` will expect the depender to supply the `zba-util` library via the package maanger
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pub fn module(b: *std.Build) *std.Build.Module {
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const bitfield = b.createModule(.{ .source_file = .{ .path = path("/lib/bitfield.zig") }, .dependencies = &.{} });
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const zba_util = b.dependency("zba-util", .{}).module("zba-util");
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return b.createModule(.{
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.source_file = .{ .path = path("/src/lib.zig") },
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.dependencies = &.{
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.{ .name = "zba-util", .module = zba_util },
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.{ .name = "bitfield", .module = bitfield },
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},
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});
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}
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// https://github.com/MasterQ32/SDL.zig/blob/4d565b54227b862c1540719e0e21a36d649e87d5/build.zig#L114-L120
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fn path(comptime suffix: []const u8) []const u8 {
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if (suffix[0] != '/') @compileError("relToPath requires an absolute path!");
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return comptime blk: {
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const root_dir = std.fs.path.dirname(@src().file) orelse ".";
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break :blk root_dir ++ suffix;
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};
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}
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