X-Git-Url: https://ncurses.scripts.mit.edu/?a=blobdiff_plain;f=ncurses%2Ftty%2Flib_tstp.c;h=dd925c7efd12b16045644b4e324bedb97798496b;hb=31c4bcf3307145fc5368b4aaf15e41bdd66a984b;hp=42d5ccb41522e068e7fc29cfdb18b5b07fbac26d;hpb=71244b7927a8918c0b09a8eb13b017ef0ebb6de8;p=ncurses.git

diff --git a/ncurses/tty/lib_tstp.c b/ncurses/tty/lib_tstp.c
index 42d5ccb4..dd925c7e 100644
--- a/ncurses/tty/lib_tstp.c
+++ b/ncurses/tty/lib_tstp.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2014,2017 Free Software Foundation, Inc.              *
+ * Copyright 2020-2021,2022 Thomas E. Dickey                                *
+ * Copyright 1998-2014,2017 Free Software Foundation, Inc.                  *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -42,7 +43,7 @@
 
 #include <SigAction.h>
 
-MODULE_ID("$Id: lib_tstp.c,v 1.49 2017/07/22 23:29:58 tom Exp $")
+MODULE_ID("$Id: lib_tstp.c,v 1.54 2022/12/24 22:22:10 tom Exp $")
 
 #if defined(SIGTSTP) && (HAVE_SIGACTION || HAVE_SIGVEC)
 #define USE_SIGTSTP 1
@@ -129,7 +130,7 @@ signal_name(int sig)
  * (this may include XENIX).
  *
  * This implementation will probably be changed to use signal(3) in
- * the future.  If nothing else, it's simpler...
+ * the future.  If nothing else, it is simpler...
  */
 
 #if USE_SIGTSTP
@@ -282,7 +283,25 @@ handle_SIGINT(int sig)
     _exit(EXIT_FAILURE);
 }
 
+# ifndef _nc_set_read_thread
+NCURSES_EXPORT(void)
+_nc_set_read_thread(bool enable)
+{
+    _nc_lock_global(curses);
+    if (enable) {
+#  if USE_WEAK_SYMBOLS
+	if ((pthread_self) && (pthread_kill) && (pthread_equal))
+#  endif
+	    _nc_globals.read_thread = pthread_self();
+    } else {
+	_nc_globals.read_thread = 0;
+    }
+    _nc_unlock_global(curses);
+}
+# endif
+
 #if USE_SIGWINCH
+
 static void
 handle_SIGWINCH(int sig GCC_UNUSED)
 {