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44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/* Determine number of screen columns needed for a size-bounded 32-bit wide string.
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Copyright (C) 2023-2024 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#include <config.h>
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#define IN_C32SWIDTH
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/* Specification. */
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#include <uchar.h>
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#if _GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t
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# include <wchar.h>
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_GL_EXTERN_INLINE
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int
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c32swidth (const char32_t *s, size_t n)
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{
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return wcswidth ((const wchar_t *) s, n);
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}
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#else
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# include <limits.h>
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# define FUNC c32swidth
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# define UNIT char32_t
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# define CHARACTER_WIDTH c32width
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# include "wcswidth-impl.h"
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#endif
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