Merge pull request #836 from tigerbeetledb/dj-build-log-level

Build: Add `-Dconfig-log-level` to build options

build.zig

@@ -32,6 +32,12 @@ pub fn build(b: *std.build.Builder) void {
         b.option(config.ConfigBase, "config", "Base configuration.") orelse .default,
     );
 
+    options.addOption(
+        std.log.Level,
+        "config_log_level",
+        b.option(std.log.Level, "config-log-level", "Log level.") orelse .info,
+    );
+
     const tracer_backend = b.option(
         config.TracerBackend,
         "tracer-backend",

src/config.zig

@@ -240,6 +240,7 @@ pub const configs = struct {
 
         // Zig's `addOptions` reuses the type, but redeclares it — identical structurally,
         // but a different type from a nominal typing perspective.
+        base.process.log_level = @intToEnum(std.log.Level, @enumToInt(build_options.config_log_level));
         base.process.tracer_backend = @intToEnum(TracerBackend, @enumToInt(build_options.tracer_backend));
         base.process.hash_log_mode = @intToEnum(HashLogMode, @enumToInt(build_options.hash_log_mode));
         base.process.aof_record = build_options.config_aof_record;

src/demos/demo.zig

@@ -24,6 +24,7 @@ pub const log_level: std.log.Level = .alert;
 
 pub const vsr_options = .{
     .config_base = vsr.config.ConfigBase.default,
+    .config_log_level = std.log.Level.info,
     .tracer_backend = vsr.config.TracerBackend.none,
     .hash_log_mode = vsr.config.HashLogMode.none,
     .config_aof_record = false,