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Subject: Re: Unicode, Korean, normalization form, Mac OS X and tab completion
From: "Jun T." <takimoto-j@kba.biglobe.ne.jp>
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Date: Tue, 3 Jun 2014 02:15:38 +0900
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References: <AB81F9FB-8D84-4656-9EFE-F2F98B196861@me.com> <20140531201617.4ca60ab8@pws-pc.ntlworld.com> <140531142926.ZM556@torch.brasslantern.com> <20140601022527.GD1820@tarsus.local2> <140601005624.ZM3283@torch.brasslantern.com> <CD609837-A990-4621-A7D9-E8F4FD89A9EB@kba.biglobe.ne.jp> <140601125323.ZM9969@torch.brasslantern.com>
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2014/06/02 04:53=E3=80=81Bart Schaefer <schaefer@brasslantern.com> =
=E3=81=AE=E3=83=A1=E3=83=BC=E3=83=AB=EF=BC=9A
> +	if (iconv(conv_ds,
> +		  &orig_name_ptr, &orig_name_len,
> +		  &conv_name_ptr, &conv_name_len) >=3D 0) {
> +	  if (orig_name_len =3D=3D 0) {
> +	    /* Completely converted, metafy and return */
> +	    *conv_name_ptr =3D '\0';
> +	    return metafy(conv_name, -1, META_STATIC);
> +	  }
> +	}

Is it possible for iconv() to return >=3D0 while orig_name_len !=3D 0 ?
man iconv(3) mentions four possible cases,
three of them are error (return value is -1),
and the remaining one is (returnvalue>=3D0 and orig_name_len=3D=3D0).