[newlib-cygwin] Cygwin: pty: Change the timing of clear screen.

[Ken Brown]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=43d7f33e2cab414a9f42a03b3347bc41e029dbbc

commit 43d7f33e2cab414a9f42a03b3347bc41e029dbbc
Author: Takashi Yano <takashi.y...@nifty.ne.jp>
Date:   Wed Oct 16 21:34:09 2019 +0900

    Cygwin: pty: Change the timing of clear screen.

Diff:
---
 winsup/cygwin/fhandler_tty.cc | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc
index dbb035f..da6119d 100644
--- a/winsup/cygwin/fhandler_tty.cc
+++ b/winsup/cygwin/fhandler_tty.cc
@@ -2716,6 +2716,19 @@ fhandler_pty_slave::fixup_after_fork (HANDLE parent)
   // fork_fixup (parent, inuse, "inuse");
   // fhandler_pty_common::fixup_after_fork (parent);
   report_tty_counts (this, "inherited", "");
+
+  if (get_ttyp ()->need_clear_screen)
+    {
+      const char *term = getenv ("TERM");
+      if (term && strcmp (term, "dumb") && !strstr (term, "emacs"))
+       {
+         /* FIXME: Clearing sequence may not be "^[[H^[[J"
+            depending on the terminal type. */
+         DWORD n;
+         WriteFile (get_output_handle_cyg (), "\033[H\033[J", 6, &n, NULL);
+       }
+      get_ttyp ()->need_clear_screen = false;
+    }
 }
 
 void
@@ -2759,19 +2772,6 @@ fhandler_pty_slave::fixup_after_exec ()
        }
     }
 
-  if (get_ttyp ()->need_clear_screen)
-    {
-      const char *term = getenv ("TERM");
-      if (term && strcmp (term, "dumb") && !strstr (term, "emacs"))
-       {
-         /* FIXME: Clearing sequence may not be "^[[H^[[J"
-            depending on the terminal type. */
-         DWORD n;
-         WriteFile (get_output_handle_cyg (), "\033[H\033[J", 6, &n, NULL);
-       }
-      get_ttyp ()->need_clear_screen = false;
-    }
-
   /* Set locale */
   setup_locale ();