From c6395ed0b1b57e3de19d537584ce2c57ea57e4dc Mon Sep 17 00:00:00 2001
From: Stefano Baldo <stefanobaldo@gmail.com>
Date: Sat, 30 May 2026 13:08:24 -0300
Subject: [PATCH] fix(server): close Python backend and exit when stdin closes

---
 src/index.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/index.ts b/src/index.ts
index 1ddec83..6b2a404 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -64,6 +64,12 @@ function parseCommandLineArgs(args: string[]) {
  * Setup graceful shutdown handlers
  */
 function setupGracefulShutdown(server: KiCADMcpServer) {
+  // Handle stdin close (EOF) when parent process exits
+  process.stdin.on("close", async () => {
+    logger.info("process.stdin closed. Shutting down...");
+    await shutdownServer(server);
+  });
+
   // Handle termination signals
   process.on("SIGINT", async () => {
     logger.info("Received SIGINT signal. Shutting down...");