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      1 /* -----------------------------------------------------------------------------
      2  * rubywstrings.swg
      3  *
      4  * Currently, Ruby does not support Unicode or WChar properly, so these
      5  * are still treated as char arrays for now.
      6  * There are other libraries available that add support to this in
      7  * ruby including WString, FXString, etc.
      8  * ----------------------------------------------------------------------------- */
      9 
     10 /* ------------------------------------------------------------
     11  *  utility methods for wchar_t strings
     12  * ------------------------------------------------------------ */
     13 
     14 %fragment("SWIG_AsWCharPtrAndSize","header",fragment="<wchar.h>",fragment="SWIG_pwchar_descriptor") {
     15 SWIGINTERN int
     16 SWIG_AsWCharPtrAndSize(VALUE obj, wchar_t **cptr, size_t *psize, int *alloc)
     17 {
     18   return SWIG_AsCharPtrAndSize( obj, (char**)cptr, psize, alloc);
     19 //   VALUE tmp = 0;
     20 //   bool ok = false;
     21 //   if ( TYPE(obj) == T_STRING ) {
     22 //     if (cptr) {
     23 //       obj = tmp = SWIG_Unicode_FromObject(obj);
     24 //       ok = true;
     25 //     }
     26 //   }
     27 //   if (ok) {
     28 //     Py_ssize_t len = PyUnicode_GetSize(obj);
     29 //     rb_notimplement();
     30 //     if (cptr) {
     31 //       *cptr = %new_array(len + 1, wchar_t);
     32 //       SWIG_Unicode_AsWideChar((PyUnicodeObject *)obj, *cptr, len);
     33 //       (*cptr)[len] = 0;
     34 //     }
     35 //     if (psize) *psize = (size_t) len + 1;
     36 //     if (alloc) *alloc = cptr ? SWIG_NEWOBJ : 0;
     37 //     return SWIG_OK;
     38 //   } else {
     39 //     swig_type_info* pwchar_descriptor = SWIG_pwchar_descriptor();
     40 //     if (pwchar_descriptor) {
     41 //       void * vptr = 0;
     42 //       if (SWIG_ConvertPtr(obj, &vptr, pwchar_descriptor, 0) == SWIG_OK) {
     43 // 	if (cptr) *cptr = (wchar_t *)vptr;
     44 // 	if (psize) *psize = vptr ? (wcslen((wchar_t *)vptr) + 1) : 0;
     45 // 	return SWIG_OK;
     46 //       }
     47 //     }
     48 //   }
     49 //   return SWIG_TypeError;
     50 }
     51 }
     52 
     53 %fragment("SWIG_FromWCharPtrAndSize","header",fragment="<wchar.h>",fragment="SWIG_pwchar_descriptor") {
     54 SWIGINTERNINLINE VALUE
     55 SWIG_FromWCharPtrAndSize(const wchar_t * carray, size_t size)
     56 {
     57   return SWIG_FromCharPtrAndSize( (const char*)carray, size);
     58 //   if (carray) {
     59 //     if (size > INT_MAX) {
     60 //       swig_type_info* pwchar_descriptor = SWIG_pwchar_descriptor();
     61 //       return pwchar_descriptor ?
     62 // 	SWIG_NewPointerObj(%const_cast(carray,wchar_t *), pwchar_descriptor, 0) : Qnil;
     63 //     } else {
     64 //       return SWIG_Unicode_FromWideChar(carray, %numeric_cast(size,int));
     65 //     }
     66 //   } else {
     67 //     return Qnil;
     68 //   }
     69 }
     70 }
     71 
     72 
     73