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dnattr
2004 Nov 06
3
Calling CreateFile on an instance of File - possible?
...; attribute.
To do this requires calling CreateFile() + DeviceIoControl().
The thing is, I don''t know how to get a valid HANDLE to a instance of an
already opened file. I''ve been trying something like this:
static VALUE file_set_compressed(VALUE self, VALUE rbBool){
DWORD dwAttr;
VALUE rbPath;
HANDLE h;
if((rbBool != Qtrue) && (rbBool != Qfalse)){
rb_raise(rb_eTypeError,"Argument must be true or false");
}
rbPath = rb_funcall(self,rb_intern("path"),0,0);
dwAttr = GetFileAttributes(StringValuePtr(rbPath));
h = Create...