48 #undef wcwidth
  49 
  50 int
  51 wcwidth(wchar_t wc)
  52 {
  53         unsigned int x;
  54 
  55         if (wc == 0)
  56                 return (0);
  57 
  58         x = ((wc < 0 || wc >= _CACHED_RUNES) ? ___runetype(wc) :
  59             _CurrentRuneLocale->__runetype[wc]) & (_CTYPE_SWM|_CTYPE_R);
  60 
  61         if ((x & _CTYPE_SWM) != 0)
  62                 return ((x & _CTYPE_SWM) >> _CTYPE_SWS);
  63         return ((x & _CTYPE_R) != 0 ? 1 : -1);
  64 }
  65 
  66 #pragma weak _scrwidth = scrwidth
  67 







  68 /*
  69  * This is a Solaris extension.  It never returns a negative width, even for
  70  * non-printable characters.  It is used internally by the printf
  71  * implementation for %ws.
  72  */
  73 int
  74 scrwidth(wchar_t wc)
  75 {
  76         int     v = wcwidth(wc);
  77         return (v > 0 ? v : 0);
  78 }

  48 #undef wcwidth
  49 
  50 int
  51 wcwidth(wchar_t wc)
  52 {
  53         unsigned int x;
  54 
  55         if (wc == 0)
  56                 return (0);
  57 
  58         x = ((wc < 0 || wc >= _CACHED_RUNES) ? ___runetype(wc) :
  59             _CurrentRuneLocale->__runetype[wc]) & (_CTYPE_SWM|_CTYPE_R);
  60 
  61         if ((x & _CTYPE_SWM) != 0)
  62                 return ((x & _CTYPE_SWM) >> _CTYPE_SWS);
  63         return ((x & _CTYPE_R) != 0 ? 1 : -1);
  64 }
  65 
  66 #pragma weak _scrwidth = scrwidth
  67 
  68 int
  69 wcwidth(wchar_t wc, locale_t locale)
  70 {
  71         /* XXX */
  72         return (0);
  73 }
  74 
  75 /*
  76  * This is a Solaris extension.  It never returns a negative width, even for
  77  * non-printable characters.  It is used internally by the printf
  78  * implementation for %ws.
  79  */
  80 int
  81 scrwidth(wchar_t wc)
  82 {
  83         int     v = wcwidth(wc);
  84         return (v > 0 ? v : 0);
  85 }