initial commit

build.zig

@@ -0,0 +1,74 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) void {
+    const target = b.standardTargetOptions(.{});
+    const optimize = b.standardOptimizeOption(.{});
+
+    const exe = b.addExecutable(.{
+        .name = "nxdns",
+        .root_module = b.createModule(.{
+            .root_source_file = b.path("src/main.zig"),
+            .target = target,
+            .optimize = optimize,
+        }),
+    });
+
+    // Link SQLite
+    exe.linkSystemLibrary("sqlite3");
+    exe.linkLibC();
+
+    b.installArtifact(exe);
+
+    // Run command
+    const run_cmd = b.addRunArtifact(exe);
+    run_cmd.step.dependOn(b.getInstallStep());
+
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+
+    const run_step = b.step("run", "Run nxdns");
+    run_step.dependOn(&run_cmd.step);
+
+    // Unit tests for main (includes all modules via imports - runs all embedded tests)
+    const main_tests = b.addTest(.{
+        .root_module = b.createModule(.{
+            .root_source_file = b.path("src/main.zig"),
+            .target = target,
+            .optimize = optimize,
+        }),
+    });
+    main_tests.linkSystemLibrary("sqlite3");
+    main_tests.linkLibC();
+
+    const run_main_tests = b.addRunArtifact(main_tests);
+
+    // Unit tests for DNS packet module (self-contained)
+    const dns_tests = b.addTest(.{
+        .root_module = b.createModule(.{
+            .root_source_file = b.path("src/dns/packet.zig"),
+            .target = target,
+            .optimize = optimize,
+        }),
+    });
+
+    const run_dns_tests = b.addRunArtifact(dns_tests);
+
+    const test_step = b.step("test", "Run unit tests");
+    test_step.dependOn(&run_main_tests.step);
+    test_step.dependOn(&run_dns_tests.step);
+
+    // Memory test binary
+    const memtest = b.addExecutable(.{
+        .name = "memtest",
+        .root_module = b.createModule(.{
+            .root_source_file = b.path("src/memtest.zig"),
+            .target = target,
+            .optimize = .ReleaseFast,
+        }),
+    });
+
+    const run_memtest = b.addRunArtifact(memtest);
+    const memtest_step = b.step("memtest", "Run memory test with real blocklists");
+    memtest_step.dependOn(&run_memtest.step);
+}