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blob 646f31be039608a8be87c32b0ac938ccb45d84d6 337 bytes (raw)
name: ext/raindrops/my_fileno.h 	 # note: path name is non-authoritative(*)
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#include <ruby.h>
#include <ruby/io.h>

#ifdef HAVE_RB_IO_DESCRIPTOR
#	define my_fileno(io) rb_io_descriptor(io)
#else /* Ruby <3.1 */
static int my_fileno(VALUE io)
{
	rb_io_t *fptr;

	GetOpenFile(io, fptr);

	if (fptr->fd < 0)
		rb_raise(rb_eIOError, "closed stream");
	return fptr->fd;
}
#endif /* Ruby <3.1 !HAVE_RB_IO_DESCRIPTOR */

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