[libc] Add missing wchar.h header
Commit 58ed3b1
("[libc] Add support for "%lc" and "%ls" format
specifiers") was missing a file.
Signed-off-by: Michael Brown <mcb30@ipxe.org>
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#ifndef WCHAR_H
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#define WCHAR_H
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FILE_LICENCE ( GPL2_ONLY );
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#include <stddef.h>
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typedef void mbstate_t;
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/**
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* Convert wide character to multibyte sequence
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*
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* @v buf Buffer
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* @v wc Wide character
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* @v ps Shift state
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* @ret len Number of characters written
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*
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* This is a stub implementation, sufficient to handle basic ASCII
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* characters.
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*/
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static inline __attribute__ (( always_inline ))
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size_t wcrtomb ( char *buf, wchar_t wc, mbstate_t *ps __unused ) {
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*buf = wc;
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return 1;
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}
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#endif /* WCHAR_H */
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