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sortix--sortix/libc/wchar/wcwidth.cpp

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2014-03-04 20:39:46 -05:00
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2014.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
wchar/wcwidth.cpp
Number of column positions of a wide-character code.
*******************************************************************************/
#include <wchar.h>
#include <wctype.h>
extern "C" int wcwidth(wchar_t wc)
{
if ( !wc )
return 0;
if ( !iswprint(wc) )
return -1;
// TODO: Implement multi-column wide characters.
return 1;
}