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-rw-r--r--ncurses/base/use_window.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/ncurses/base/use_window.c b/ncurses/base/use_window.c
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+/****************************************************************************
+ * 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 *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Thomas E. Dickey 2007 *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: use_window.c,v 1.7 2008/05/03 14:09:38 tom Exp $")
+
+#ifdef USE_PTHREADS
+NCURSES_EXPORT(void)
+_nc_lock_window(const WINDOW *win)
+{
+ WINDOWLIST *p;
+
+ _nc_lock_global(windowlist);
+ for (each_window(p)) {
+ if (&(p->win) == win) {
+ _nc_mutex_lock(&(p->mutex_use_window));
+ break;
+ }
+ }
+}
+
+NCURSES_EXPORT(void)
+_nc_unlock_window(const WINDOW *win)
+{
+ WINDOWLIST *p;
+
+ for (each_window(p)) {
+ 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_WINDOW_CB func, void *data)
+{
+ int code = OK;
+
+ T((T_CALLED("use_window(%p,%p,%p)"), win, func, data));
+ _nc_lock_window(win);
+ code = func(win, data);
+ _nc_unlock_window(win);
+
+ returnCode(code);
+}