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const std = @import("std");
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pub fn build(b: *std.Build) void {
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const yosys_data_dir =
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b.option([]const u8, "yosys_data_dir", "yosys data dir (per yosys-config --datdir)") orelse
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guessYosysDataDir(b);
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const target = b.standardTargetOptions(.{});
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const optimize = b.standardOptimizeOption(.{});
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const mod = b.addModule("zxxrtl", .{
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.root_source_file = b.path("src/root.zig"),
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.target = target,
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.optimize = optimize,
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});
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mod.addIncludePath(.{
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.cwd_relative = b.fmt("{s}/include/backends/cxxrtl/runtime", .{yosys_data_dir}),
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});
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const lib = b.addLibrary(.{
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.name = "zxxrtl",
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.root_module = mod,
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});
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b.installArtifact(lib);
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}
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pub fn guessYosysDataDir(b: *std.Build) []const u8 {
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const result = std.process.Child.run(.{
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.allocator = b.allocator,
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.argv = &.{ "yosys-config", "--datdir" },
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.expand_arg0 = .expand,
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}) catch @panic("couldn't run yosys-config; please supply -Dyosys_data_dir");
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return std.mem.trim(u8, result.stdout, "\n");
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}
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