From 7469b79aa8561288e8eeddc1a1b7606e7f47f51e Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Sat, 11 Oct 2025 12:23:33 +0900
Subject: [PATCH] mruby-task: link with winmm library on windows

windows multimedia timer api requires linking with winmm.lib. added
conditional linker library using spec.for_windows? to match mruby
build system conventions.

Co-authored-by: Claude <noreply@anthropic.com>
---
 mrbgems/mruby-task/mrbgem.rake | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mrbgems/mruby-task/mrbgem.rake b/mrbgems/mruby-task/mrbgem.rake
index 1a7085be1..8c9189878 100644
--- a/mrbgems/mruby-task/mrbgem.rake
+++ b/mrbgems/mruby-task/mrbgem.rake
@@ -6,5 +6,10 @@ MRuby::Gem::Specification.new('mruby-task') do |spec|
   # Enable task scheduler globally (required for vm.c integration)
   spec.build.defines << 'MRB_USE_TASK_SCHEDULER'
 
+  # Windows: link with multimedia timer library
+  if spec.for_windows?
+    spec.linker.libraries << 'winmm'
+  end
+
   spec.add_dependency 'mruby-fiber'  # Uses same context infrastructure
 end