fix sandbox settings (global, not local to first thread)

svn: r7515

collects/handin-server/handin-server.ss

@@ -13,7 +13,12 @@
            "private/run-status.ss"
            "private/reloadable.ss"
            "private/hooker.ss"
-           "web-status-server.ss")
+           "web-status-server.ss"
+           ;; this sets some global parameter values, and this needs
+           ;; to be done in the main thread, rather than later in a
+           ;; user session thread (that will make the global changes
+           ;; not to be global.)
+           "sandbox.ss")
 
   (install-logger-port)
 

collects/handin-server/sandbox.ss

@@ -7,6 +7,9 @@
   (sandbox-output       #f)
   (sandbox-error-output #f)
 
+  ;; no limits -- the handin server uses per-session limits
+  (sandbox-eval-limits #f)
+
   ;; share these with evaluators
   (sandbox-namespace-specs
    (let ([specs (sandbox-namespace-specs)])