add glibc rec

scripts/verify-install.js

@@ -15,6 +15,21 @@ function fail(message, error) {
   process.exit(1);
 }
 
+function warn(message) {
+  console.warn(`[verify] WARNING: ${message}`);
+}
+
+function compareVersions(left, right) {
+  const leftParts = String(left || "").split(".").map((part) => Number(part) || 0);
+  const rightParts = String(right || "").split(".").map((part) => Number(part) || 0);
+  const length = Math.max(leftParts.length, rightParts.length);
+  for (let index = 0; index < length; index += 1) {
+    const difference = (leftParts[index] || 0) - (rightParts[index] || 0);
+    if (difference !== 0) return difference;
+  }
+  return 0;
+}
+
 try {
   require("express");
 } catch (error) {
@@ -47,5 +62,28 @@ if (process.platform === "win32") {
   console.log(`[verify] AMMC Windows runtime: ${ammcDir}`);
 }
 
+if (process.platform === "linux" && process.arch === "x64") {
+  const ammcPath = path.join(root, "AMMC", "linux_x86-64", "ammc-amb");
+  const requiredGlibc = "2.39";
+  if (!fs.existsSync(ammcPath)) {
+    warn(`Bundled Linux AMMC binary is missing: ${ammcPath}`);
+  } else {
+    try {
+      fs.accessSync(ammcPath, fs.constants.X_OK);
+    } catch {
+      warn(`Bundled Linux AMMC is not executable. Run: chmod +x AMMC/linux_x86-64/ammc-amb`);
+    }
+
+    const glibcVersion = process.report?.getReport?.().header?.glibcVersionRuntime || "";
+    if (!glibcVersion) {
+      warn(`Could not detect the host GLIBC version. The bundled Linux AMMC requires GLIBC ${requiredGlibc} or newer.`);
+    } else if (compareVersions(glibcVersion, requiredGlibc) < 0) {
+      warn(`Host GLIBC ${glibcVersion} is too old for the bundled Linux AMMC (requires >= ${requiredGlibc}). RC RaceCore can still run, but use a compatible AMMC build or a newer Linux distribution. Do not replace the system GLIBC manually.`);
+    } else {
+      console.log(`[verify] AMMC Linux runtime: ${ammcPath} (GLIBC ${glibcVersion}, requires >= ${requiredGlibc})`);
+    }
+  }
+}
+
 console.log(`[verify] Express and SQLite: OK (${process.platform}/${process.arch}, Node ${process.version})`);
 console.log(`[verify] Installation is ready. Start with: ${process.platform === "win32" ? "npm.cmd start" : "npm start"}`);