From: simon <simon@cda61777-01e9-0310-a592-d414129be87e>
Date: Wed, 20 Sep 2000 11:40:23 +0000 (+0000)
Subject: Ensure backend netevent handlers are never reentered -
X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/commitdiff_plain/9dde0b462c475d3b9c1cd39de9a9a22f9327a2bd

Ensure backend netevent handlers are never reentered -
fixes many strange problems with the ssh.c coroutines


git-svn-id: svn://svn.tartarus.org/sgt/putty@603 cda61777-01e9-0310-a592-d414129be87e
---

diff --git a/window.c b/window.c
index 62b0b2a1..4e70dfe0 100644
--- a/window.c
+++ b/window.c
@@ -524,8 +524,16 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) {
  */
 static void enact_pending_netevent(void) {
     int i;
+    static int reentering = 0;
+
+    if (reentering)
+        return;                        /* don't unpend the pending */
+
     pending_netevent = FALSE;
+
+    reentering = 1;
     i = back->msg (pend_netevent_wParam, pend_netevent_lParam);
+    reentering = 0;
 
     if (i < 0) {
 	char buf[1024];