[texhax] pst-barcode with pdflatex

[Philip Taylor (Webmaster, Ret'd)]

Searching the web for \def\c at lor@to at ps led to DVIPS.DEF,
so I tried the following :

\usepackage [dvips]{graphicx}

It seems to clear your problem, but whether it
works I cannot say since I have no DVI viewer.

Philip Taylor
-------------

Reynolds Carl (ROYAL FREE HAMPSTEAD NHS TRUST) wrote:
> Hi, I'm trying to build this QR code example:
>
> \documentclass{article}
> \usepackage{pst-barcode}
> \begin{document}
>    \begin{pspicture}(1in,1in)
>      \psbarcode{test string}{}{qrcode}
>    \end{pspicture}
> \end{document}
>
> I get this error:
>
> ! Undefined control sequence.
> <recently read>  \c at lor@to at ps
>
> l.5     \psbarcode{test string}{}{qrcode}