Add protection against multiple Change Settings dialogues.

git-svn-id: svn://svn.tartarus.org/sgt/putty@5508 cda61777-01e9-0310-a592-d414129be87e

diff --git a/windows/window.c b/windows/window.c
index 066c4a4..9b81027 100644 (file)
--- a/windows/window.c
+++ b/windows/window.c
@@ -108,6 +108,7 @@ static void *backhandle;
 
 static struct unicode_data ucsdata;
 static int session_closed;
+static int reconfiguring;
 
 static const struct telnet_special *specials;
 static int n_specials;
@@ -1978,6 +1979,11 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                Config prev_cfg;
                int init_lvl = 1;
 
+               if (reconfiguring)
+                 break;
+               else
+                 reconfiguring = TRUE;
+
                GetWindowText(hwnd, cfg.wintitle, sizeof(cfg.wintitle));
                prev_cfg = cfg;
 
@@ -2114,6 +2120,7 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                InvalidateRect(hwnd, NULL, TRUE);
                reset_window(init_lvl);
                net_pending_errors();
+               reconfiguring = FALSE;
            }
            break;
          case IDM_COPYALL: