diff options
Diffstat (limited to 'contrib/ncurses/ncurses/base/lib_addch.c')
| -rw-r--r-- | contrib/ncurses/ncurses/base/lib_addch.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/contrib/ncurses/ncurses/base/lib_addch.c b/contrib/ncurses/ncurses/base/lib_addch.c index 9d73edfde5de..1ef6cc5803d3 100644 --- a/contrib/ncurses/ncurses/base/lib_addch.c +++ b/contrib/ncurses/ncurses/base/lib_addch.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc. * + * Copyright (c) 1998-2006,2008 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 * @@ -36,7 +36,7 @@ #include <curses.priv.h> #include <ctype.h> -MODULE_ID("$Id: lib_addch.c,v 1.104 2006/10/14 20:31:19 tom Exp $") +MODULE_ID("$Id: lib_addch.c,v 1.108 2008/02/03 18:50:27 tom Exp $") static const NCURSES_CH_T blankchar = NewChar(BLANK_TEXT); @@ -219,17 +219,15 @@ _nc_build_wch(WINDOW *win, ARG_CH_T ch) attr_t attrs = AttrOf(CHDEREF(ch)); SetChar(CHDEREF(ch), result, attrs); WINDOW_EXT(win, addch_used) = 0; - } else { - if (len == -1) { - /* - * An error occurred. We could either discard everything, - * or assume that the error was in the previous input. - * Try the latter. - */ - TR(TRACE_VIRTPUT, ("Alert! mbrtowc returns error")); - buffer[0] = CharOf(CHDEREF(ch)); - WINDOW_EXT(win, addch_used) = 1; - } + } else if (len == -1) { + /* + * An error occurred. We could either discard everything, + * or assume that the error was in the previous input. + * Try the latter. + */ + TR(TRACE_VIRTPUT, ("Alert! mbrtowc returns error")); + /* handle this with unctrl() */ + WINDOW_EXT(win, addch_used) = 0; } return len; } @@ -264,13 +262,16 @@ waddch_literal(WINDOW *win, NCURSES_CH_T ch) if (WINDOW_EXT(win, addch_used) != 0 || !Charable(ch)) { int len = _nc_build_wch(win, CHREF(ch)); - if (len > 0) { + if (len >= -1) { + /* handle EILSEQ */ if (is8bits(CharOf(ch))) { const char *s = unctrl((chtype) CharOf(ch)); if (s[1] != 0) { return waddstr(win, s); } } + if (len == -1) + return waddch(win, ' '); } else { return OK; } |