init

scripts/prepare-electron-runtime.cjs

@@ -0,0 +1,76 @@
+const fs = require('node:fs');
+const path = require('node:path');
+
+const runtimeNames = [
+  'msvcp140.dll',
+  'msvcp140_1.dll',
+  'vcruntime140.dll',
+  'vcruntime140_1.dll',
+];
+
+function copyIfDifferent(sourcePath, targetPath) {
+  const source = fs.statSync(sourcePath);
+  const targetExists = fs.existsSync(targetPath);
+
+  if (targetExists) {
+    const target = fs.statSync(targetPath);
+    // Electron keeps loaded runtime DLLs locked on Windows. Timestamps are not
+    // a reliable change detector here: npm may install the exact same bytes
+    // with an older mtime, which used to trigger an unnecessary locked write.
+    if (
+      target.size === source.size &&
+      fs.readFileSync(sourcePath).equals(fs.readFileSync(targetPath))
+    ) {
+      return false;
+    }
+  }
+
+  try {
+    fs.copyFileSync(sourcePath, targetPath);
+  } catch (error) {
+    if (error && (error.code === 'EBUSY' || error.code === 'EPERM')) {
+      const wrapped = new Error(
+        `[prepare-electron-runtime] cannot update ${path.basename(targetPath)} because it is in use. ` +
+        'Close every Electron/WeFlow process and run the command again.'
+      );
+      wrapped.code = error.code;
+      wrapped.cause = error;
+      throw wrapped;
+    }
+    throw error;
+  }
+  return true;
+}
+
+function main() {
+  if (process.platform !== 'win32') {
+    return;
+  }
+
+  const projectRoot = path.resolve(__dirname, '..');
+  const sourceDir = path.join(projectRoot, 'resources', 'runtime', 'win32');
+  const targetDir = path.join(projectRoot, 'node_modules', 'electron', 'dist');
+
+  if (!fs.existsSync(sourceDir) || !fs.existsSync(targetDir)) {
+    return;
+  }
+
+  let copiedCount = 0;
+
+  for (const name of runtimeNames) {
+    const sourcePath = path.join(sourceDir, name);
+    const targetPath = path.join(targetDir, name);
+    if (!fs.existsSync(sourcePath)) {
+      continue;
+    }
+    if (copyIfDifferent(sourcePath, targetPath)) {
+      copiedCount += 1;
+    }
+  }
+
+  if (copiedCount > 0) {
+    console.log(`[prepare-electron-runtime] synced ${copiedCount} runtime DLL(s) to ${targetDir}`);
+  }
+}
+
+main();