forked from KolibriOS/kolibrios
39 lines
633 B
C
39 lines
633 B
C
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/*
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FUNCTION
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<<iswupper>>---uppercase wide character test
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INDEX
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iswupper
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ANSI_SYNOPSIS
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#include <wctype.h>
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int iswupper(wint_t <[c]>);
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TRAD_SYNOPSIS
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#include <wctype.h>
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int iswupper(<[c]>)
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wint_t <[c]>;
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DESCRIPTION
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<<iswupper>> is a function which classifies wide-character values that
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have uppercase translations.
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RETURNS
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<<iswupper>> returns non-zero if <[c]> is a uppercase wide character.
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PORTABILITY
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<<iswupper>> is C99.
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No supporting OS subroutines are required.
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*/
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#include <_ansi.h>
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#include <wctype.h>
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int
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_DEFUN(iswupper,(c),wint_t c)
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{
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return (towlower (c) != c);
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}
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