/* Determine the number of screen columns needed for a character. Copyright (C) 2006, 2007 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef _gl_WCWIDTH_H #define _gl_WCWIDTH_H #if HAVE_WCHAR_T /* Get wcwidth if available, along with wchar_t. */ # include # ifndef HAVE_DECL_WCWIDTH "this configure-time declaration test was not run" # endif # ifndef wcwidth # if !HAVE_WCWIDTH /* Defined by gnulib. */ # define wcwidth rpl_wcwidth extern int wcwidth (wchar_t); # elif !HAVE_DECL_WCWIDTH /* wcwidth exists but is not declared. */ extern # ifdef __cplusplus "C" # endif int wcwidth (int /* actually wchar_t */); # endif # endif #endif /* HAVE_WCHAR_T */ #endif /* _gl_WCWIDTH_H */