X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2Fuse_window.c;h=4c9b1375f288b839b7a65186948c92c01f5ab828;hp=5ef07c8288d1741e5020d76aad0233495282fb91;hb=c4d90db4f4e50bb8a971955ce4812262da4a50bc;hpb=aabbbcb7892fd946828a4170378b13b9d12435c6

diff --git a/ncurses/base/use_window.c b/ncurses/base/use_window.c
index 5ef07c82..4c9b1375 100644
--- a/ncurses/base/use_window.c
+++ b/ncurses/base/use_window.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2007 Free Software Foundation, Inc.                        *
+ * Copyright (c) 2007,2008 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            *
@@ -32,7 +32,39 @@
 
 #include <curses.priv.h>
 
-MODULE_ID("$Id: use_window.c,v 1.1 2007/09/08 21:35:33 tom Exp $")
+MODULE_ID("$Id: use_window.c,v 1.3 2008/01/13 00:36:22 tom Exp $")
+
+#ifdef USE_PTHREADS
+NCURSES_EXPORT(void)
+_nc_lock_window(WINDOW *win)
+{
+    WINDOWLIST *p;
+
+    _nc_lock_global(windowlist);
+    for (p = _nc_windows; p != 0; p = p->next) {
+	if (&(p->win) == win) {
+	    _nc_mutex_lock(&(p->mutex_use_window));
+	    break;
+	}
+    }
+    _nc_unlock_global(windowlist);
+}
+
+NCURSES_EXPORT(void)
+_nc_unlock_window(WINDOW *win)
+{
+    WINDOWLIST *p;
+
+    _nc_lock_global(windowlist);
+    for (p = _nc_windows; p != 0; p = p->next) {
+	if (&(p->win) == win) {
+	    _nc_mutex_unlock(&(p->mutex_use_window));
+	    break;
+	}
+    }
+    _nc_unlock_global(windowlist);
+}
+#endif
 
 NCURSES_EXPORT(int)
 use_window(WINDOW *win, NCURSES_CALLBACK func, void *data)
@@ -43,5 +75,6 @@ use_window(WINDOW *win, NCURSES_CALLBACK func, void *data)
     _nc_lock_window(win);
     code = func(win, data);
     _nc_unlock_window(win);
+
     returnCode(code);
 }