diff options
Diffstat (limited to 'contrib/ncurses/ncurses/base/lib_delwin.c')
-rw-r--r-- | contrib/ncurses/ncurses/base/lib_delwin.c | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/contrib/ncurses/ncurses/base/lib_delwin.c b/contrib/ncurses/ncurses/base/lib_delwin.c index 7bab0c7..7c56869 100644 --- a/contrib/ncurses/ncurses/base/lib_delwin.c +++ b/contrib/ncurses/ncurses/base/lib_delwin.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998 Free Software Foundation, Inc. * + * Copyright (c) 1998,2000 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 * @@ -40,33 +40,39 @@ #include <curses.priv.h> -MODULE_ID("$Id: lib_delwin.c,v 1.9 1998/02/11 12:13:53 tom Exp $") +MODULE_ID("$Id: lib_delwin.c,v 1.12 2000/12/10 02:43:27 tom Exp $") -static bool have_children(WINDOW *win) +static bool +cannot_delete(WINDOW *win) { - WINDOWLIST *p; - for (p = _nc_windows; p != 0; p = p->next) { - if (p->win->_flags & _SUBWIN - && p->win->_parent == win) - return TRUE; + WINDOWLIST *p; + bool result = TRUE; + + for (p = _nc_windows; p != 0; p = p->next) { + if (p->win == win) { + result = FALSE; + } else if ((p->win->_flags & _SUBWIN) != 0 + && p->win->_parent == win) { + result = TRUE; + break; } - return FALSE; + } + return result; } -int delwin(WINDOW *win) +NCURSES_EXPORT(int) +delwin(WINDOW *win) { - T((T_CALLED("delwin(%p)"), win)); - - if (win == 0 - || have_children(win)) - returnCode(ERR); + T((T_CALLED("delwin(%p)"), win)); - if (win->_flags & _SUBWIN) - touchwin(win->_parent); - else if (curscr != 0) - touchwin(curscr); + if (win == 0 + || cannot_delete(win)) + returnCode(ERR); - _nc_freewin(win); + if (win->_flags & _SUBWIN) + touchwin(win->_parent); + else if (curscr != 0) + touchwin(curscr); - returnCode(OK); + returnCode(_nc_freewin(win)); } |