From 21c242c9a446ff3db33cfe693f6952e4466a5485 Mon Sep 17 00:00:00 2001
From: cnc <cnc@localhost>
Date: Wed, 3 Jun 2026 21:32:27 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=82=E8=80=83=E6=89=80=E6=9C=89=E5=88=86?=
 =?UTF-8?q?=E7=BB=84=EF=BC=8C=E5=AE=8C=E6=88=90=E5=B0=BD=E9=87=8F=E5=A4=9A?=
 =?UTF-8?q?=E7=9A=84=E5=86=85=E5=AE=B9=E3=80=82=E7=A6=81=E6=AD=A2=E9=A1=BA?=
 =?UTF-8?q?=E6=89=8B=E6=89=A9=E5=8A=9F=E8=83=BD=20smoke?=
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结论：按 LinuxCNC rs274ngc_pre.cc save_parameters()/restore_parameters() 的参数文件流程，收紧 OPFS 参数持久化后 WASM 根目录 scratch 文件清理；未扩展临时 smoke 行为。
---
 web/src/wasm-core.js                                   | 1 +
 web/test-browser-wasm-smoke-opfs-parameter-sections.js | 5 +++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/web/src/wasm-core.js b/web/src/wasm-core.js
index 513a692..14e0526 100644
--- a/web/src/wasm-core.js
+++ b/web/src/wasm-core.js
@@ -533,6 +533,7 @@ function installOpfsWorkspace(module, options) {
       } else {
         await removeOpfsFileEntry(workspacePath, `${path}.bak`);
       }
+      cleanupLinuxCncParameterFiles(module);
       return data;
     },
     async removeFile(path) {
diff --git a/web/test-browser-wasm-smoke-opfs-parameter-sections.js b/web/test-browser-wasm-smoke-opfs-parameter-sections.js
index 83fb561..0d22989 100644
--- a/web/test-browser-wasm-smoke-opfs-parameter-sections.js
+++ b/web/test-browser-wasm-smoke-opfs-parameter-sections.js
@@ -16,13 +16,13 @@ export async function runBrowserOpfsParameterSections(context, simulator) {
     withSmokeSimulator,
   } = context;
   const backend = { backend: "linuxcnc-rs274" };
-  const parseWithParameters = (program, path) =>
-    simulator.parseWithParameterFile(program, path, "linuxcnc", backend);
+  const parseWithParameters = (program, path) => simulator.parseWithParameterFile(program, path, "linuxcnc", backend);
 
   await runSection("opfs parameter save", async () => {
     await simulator.parseWithParameterFile("G21 G90\nG0 X1\nG28.1\nM30\n", "parameters/rs274ngc.var", "linuxcnc", backend);
     const opfsParameterFile = await readOpfsText(simulator, "parameters/rs274ngc.var");
     expectIncludes(opfsParameterFile, "5161\t1.000000", "LinuxCNC parameter file was not persisted into OPFS");
+    expectWasmFilesMissing(simulator.fs.module.FS, ["rs274ngc.var", "rs274ngc.var.new", "rs274ngc.var.bak"], (parameterPath) => `LinuxCNC parameter scratch file remained outside OPFS after save: ${parameterPath}`);
   });
 
   await runSection("opfs parameter restore in new instance", async () => {
@@ -84,6 +84,7 @@ export async function runBrowserOpfsParameterSections(context, simulator) {
     const opfsParameterBackup = await readOpfsText(simulator, "parameters/backup-bridge.var.bak");
     expectIncludes(opfsParameterBackup, "5161\t1.000000",
       "LinuxCNC parameter backup file was not bridged into OPFS");
+    expectWasmFilesMissing(simulator.fs.module.FS, ["rs274ngc.var", "rs274ngc.var.new", "rs274ngc.var.bak"], (parameterPath) => `LinuxCNC parameter scratch file remained outside OPFS after backup bridge: ${parameterPath}`);
   });
 
   await runSection("opfs parameter backup after existing save", async () => {