/****************************************************************************
- * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2008,2009 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 *
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
* and: Thomas E. Dickey 1996-on *
+ * and: Juergen Pfeifer 2009 *
****************************************************************************/
/*
#include <curses.priv.h>
-MODULE_ID("$Id: lib_ungetch.c,v 1.11 2008/05/31 16:44:54 tom Exp $")
+MODULE_ID("$Id: lib_ungetch.c,v 1.13 2009/04/18 20:30:12 tom Exp $")
#include <fifo_defs.h>
#endif /* TRACE */
NCURSES_EXPORT(int)
-_nc_ungetch(SCREEN *sp, int ch)
+safe_ungetch(SCREEN *sp, int ch)
{
int rc = ERR;
+ T((T_CALLED("ungetch(%p,%s)"), sp, _nc_tracechar(sp, ch)));
+
if (tail != -1) {
if (head == -1) {
head = 0;
#endif
rc = OK;
}
- return rc;
+ returnCode(rc);
}
NCURSES_EXPORT(int)
ungetch(int ch)
{
- T((T_CALLED("ungetch(%s)"), _nc_tracechar(SP, ch)));
- returnCode(_nc_ungetch(SP, ch));
+ return safe_ungetch(CURRENT_SCREEN, ch);
}