[PATCH 7/8] Remove readline hack from gdb_select

[Tom Tromey <tom@tromey.com>]

As discussed on gdb-patches, this removes the readline hack from the
mingw-hdep.c version of gdb_select.  It's believed that this is not
needed any more.

2019-08-04  Tom Tromey  <tom@tromey.com>

	* mingw-hdep.c (gdb_select): Remove readline hack.
---
 gdb/ChangeLog    | 4 ++++
 gdb/mingw-hdep.c | 9 ---------
 2 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/gdb/mingw-hdep.c b/gdb/mingw-hdep.c
index 8ed4b44ddce..44fb22e9a16 100644
--- a/gdb/mingw-hdep.c
+++ b/gdb/mingw-hdep.c
@@ -23,7 +23,6 @@
 #include "event-loop.h"
 
 #include "gdb_select.h"
-#include "readline/readline.h"
 
 #include <windows.h>
 
@@ -167,14 +166,6 @@ gdb_select (int n, fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
 	}
     }
 
-  /* With multi-threaded SIGINT handling, there is a race between the
-     readline signal handler and GDB.  It may still be in
-     rl_prep_terminal in another thread.  Do not return until it is
-     done; we can check the state here because we never longjmp from
-     signal handlers on Windows.  */
-  while (RL_ISSTATE (RL_STATE_SIGHANDLER))
-    Sleep (1);
-
   return num_ready;
 }
 
-- 
2.17.2