newlib/libc/ctype/iswlower.c

   1
   2 /*
   3 FUNCTION
   4         <<iswlower>>---lowercase wide character test
   5
   6 INDEX
   7         iswlower
   8
   9 ANSI_SYNOPSIS
  10         #include <wctype.h>
  11         int iswlower(wint_t <[c]>);
  12
  13 TRAD_SYNOPSIS
  14         #include <wctype.h>
  15         int iswlower(<[c]>)
  16         wint_t <[c]>;
  17
  18 DESCRIPTION
  19 <<iswlower>> is a function which classifies wide-character values that
  20 have uppercase translations.
  21
  22 RETURNS
  23 <<iswlower>> returns non-zero if <[c]> is a lowercase wide character.
  24
  25 PORTABILITY
  26 <<iswlower>> is C99.
  27
  28 No supporting OS subroutines are required.
  29 */
  30 #include <_ansi.h>
  31 #include <wctype.h>
  32
  33 int
  34 _DEFUN(iswlower,(c),wint_t c)
  35 {
  36         return (towupper (c) != c);
  37 }
  38