[PATCH] Cygwin: console: Make suspending process work properly.

[Takashi Yano]

- After commit f4b47827cf87f055687a0c52a3485d42b3e2b941, suspending
  process by Ctrl-Z does not work in console and results in hang up.
  This patch fixes the issue.
---
 winsup/cygwin/fhandler_console.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/winsup/cygwin/fhandler_console.cc 
b/winsup/cygwin/fhandler_console.cc
index 78f42999c..33ff8371f 100644
--- a/winsup/cygwin/fhandler_console.cc
+++ b/winsup/cygwin/fhandler_console.cc
@@ -853,7 +853,9 @@ fhandler_console::process_input_message (void)
       if (toadd)
        {
          ssize_t ret;
+         release_input_mutex ();
          line_edit_status res = line_edit (toadd, nread, *ti, &ret);
+         acquire_input_mutex (INFINITE);
          if (res == line_edit_signalled)
            {
              stat = input_signalled;
-- 
2.21.0