Plink documentation cribs heavily from PSCP documentation, film at 11.

[u/mdw/putty] / window.c

diff --git a/window.c b/window.c
index cd4d539..c1f3fac 100644 (file)
--- a/window.c
+++ b/window.c
@@ -101,13 +101,10 @@ static Mouse_Button lastbtn;
 
 static char *window_name, *icon_name;
 
-static Ldisc *real_ldisc;
-
 static int compose_state = 0;
 
-void begin_session(void) {
-    ldisc = real_ldisc;
-}
+/* Dummy routine, only required in plink. */
+void ldisc_update(int echo, int edit) {}
 
 int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) {
     static char appname[] = "PuTTY";
@@ -318,11 +315,6 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) {
         return 1;
     }
 
-    real_ldisc = (cfg.ldisc_term ? &ldisc_term : &ldisc_simple);
-    /* To start with, we use the simple line discipline, so we can
-     * type passwords etc without fear of them being echoed... */
-    ldisc = &ldisc_simple;
-
     if (!prev) {
        wndclass.style         = 0;
        wndclass.lpfnWndProc   = WndProc;
@@ -704,10 +696,12 @@ static void enact_pending_netevent(void) {
        if (cfg.close_on_exit)
            PostQuitMessage(0);
        else {
-           session_closed = TRUE;
-           MessageBox(hwnd, "Connection closed by remote host",
-                      "PuTTY", MB_OK | MB_ICONINFORMATION);
-           SetWindowText (hwnd, "PuTTY (inactive)");
+            if (!session_closed) {
+                session_closed = TRUE;
+                SetWindowText (hwnd, "PuTTY (inactive)");
+                MessageBox(hwnd, "Connection closed by remote host",
+                           "PuTTY", MB_OK | MB_ICONINFORMATION);
+            }
        }
     }
 }
@@ -1220,11 +1214,10 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
                 init_fonts(0);
                 sfree(logpal);
                 /*
-                 * Telnet will change local echo -> remote if the
-                 * remote asks.
+                 * Flush the line discipline's edit buffer in the
+                 * case where local editing has just been disabled.
                  */
-                if (cfg.protocol != PROT_TELNET)
-                    ldisc = (cfg.ldisc_term ? &ldisc_term : &ldisc_simple);
+                ldisc_send(NULL, 0);
                 if (pal)
                     DeleteObject(pal);
                 logpal = NULL;
@@ -1615,7 +1608,7 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
                len = TranslateKey (message, wParam, lParam, buf);
                if (len == -1)
                    return DefWindowProc (hwnd, message, wParam, lParam);
-               ldisc->send (buf, len);
+               ldisc_send (buf, len);
 
                 if (len > 0)
                     show_mouseptr(0);
@@ -1628,7 +1621,7 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
 
            buf[1] = wParam;
            buf[0] = wParam >> 8;
-           ldisc->send (buf, 2);
+           ldisc_send (buf, 2);
        }
       case WM_CHAR:
       case WM_SYSCHAR:
@@ -1640,7 +1633,7 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
         */
        {
            char c = xlat_kbd2tty((unsigned char)wParam);
-           ldisc->send (&c, 1);
+           ldisc_send (&c, 1);
        }
        return 0;
     }