Base version of ncurses-5.7 library
diff --git a/ncurses/base/define_key.c b/ncurses/base/define_key.c
new file mode 100644
index 0000000..3d5815f
--- /dev/null
+++ b/ncurses/base/define_key.c
@@ -0,0 +1,70 @@
+/****************************************************************************
+ * Copyright (c) 1998-2005,2006 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 1997-on *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: define_key.c,v 1.13 2006/12/30 23:23:31 tom Exp $")
+
+NCURSES_EXPORT(int)
+define_key(const char *str, int keycode)
+{
+ int code = ERR;
+
+ T((T_CALLED("define_key(%s,%d)"), _nc_visbuf(str), keycode));
+ if (SP == 0) {
+ code = ERR;
+ } else if (keycode > 0) {
+ unsigned ukey = (unsigned) keycode;
+
+ if (str != 0) {
+ define_key(str, 0);
+ } else if (has_key(keycode)) {
+ while (_nc_remove_key(&(SP->_keytry), ukey))
+ code = OK;
+ }
+ if (str != 0) {
+ if (key_defined(str) == 0) {
+ if (_nc_add_to_try(&(SP->_keytry), str, ukey) == OK) {
+ code = OK;
+ } else {
+ code = ERR;
+ }
+ } else {
+ code = ERR;
+ }
+ }
+ } else {
+ while (_nc_remove_string(&(SP->_keytry), str))
+ code = OK;
+ }
+ returnCode(code);
+}