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File 0157-wx-Tune-when-to-break-command-loop-in-driver.patch of Package erlang (Revision 13808be221626a875b26c001c1f2ed61)

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From 3b4b6cdeaec93f498d8586bffe9061a721d4088d Mon Sep 17 00:00:00 2001
From: Dan Gudmundsson <dgud@erlang.org>
Date: Wed, 24 May 2017 15:28:01 +0200
Subject: [PATCH] wx: Tune when to break command loop in driver

Exit command loop less often too avoid expensive event checking
while in batch mode.
---
 lib/wx/c_src/wxe_impl.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/wx/c_src/wxe_impl.cpp b/lib/wx/c_src/wxe_impl.cpp
index 7817e7fa8..1510866f0 100644
--- a/lib/wx/c_src/wxe_impl.cpp
+++ b/lib/wx/c_src/wxe_impl.cpp
@@ -267,7 +267,7 @@ int WxeApp::dispatch_cmds()
   return more;
 }
 
-#define BREAK_BATCH 200
+#define BREAK_BATCH 10000
 
 int WxeApp::dispatch(wxeFifo * batch)
 {
@@ -284,7 +284,7 @@ int WxeApp::dispatch(wxeFifo * batch)
 	if(blevel>0) {
           blevel--;
           if(blevel==0)
-            wait += BREAK_BATCH*100;
+            wait += BREAK_BATCH/4;
         }
 	break;
       case WXE_BATCH_BEGIN:
@@ -317,7 +317,7 @@ int WxeApp::dispatch(wxeFifo * batch)
       erl_drv_mutex_lock(wxe_batch_locker_m);
       batch->Cleanup();
     }
-    if(blevel <= 0 || wait > BREAK_BATCH) {
+    if(blevel <= 0 || wait >= BREAK_BATCH) {
       erl_drv_mutex_unlock(wxe_batch_locker_m);
       if(blevel > 0) {
         return 1; // We are still in a batch but we can let wx check for events
-- 
2.13.0

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File 0157-wx-Tune-when-to-break-command-loop-in-driver.patch of Package erlang (Revision 13808be221626a875b26c001c1f2ed61)

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