From f0864213a4175cc77cc84abe56831f294a9c7d25 Mon Sep 17 00:00:00 2001
From: "Nicolas \"Pixel\" Noble" <pixel@nobis-crew.org>
Date: Mon, 5 Aug 2013 07:04:50 +0200
Subject: Let's be a bit more explicit about the effects of not catching
 EAgain.

---
 src/BLua.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/BLua.cc')

diff --git a/src/BLua.cc b/src/BLua.cc
index 2bc726e..e729d83 100644
--- a/src/BLua.cc
+++ b/src/BLua.cc
@@ -253,7 +253,10 @@ int Balau::LuaStatics::callwrap(lua_State * __L, lua_CFunction func) {
         L.push((void *) &s_signature);
         r = L.yield(L.gettop());
     }
-    catch (Balau::GeneralException & e) {
+    catch (EAgain & e) {
+        L.error("The C callback from Lua has thrown an EAgain - you can't do that, you have to wrap it using Lua::yield. The application will now crash, because this task will stop, but the event in the EAgain will later try to wake it up.");
+    }
+    catch (GeneralException & e) {
         L.error(String("GeneralException: ") + e.getMsg());
     }
 // LuaJIT sucks sometime.
-- 
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