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Re: SetDirectory with mathlink

  • To: mathgroup at
  • Subject: [mg15108] Re: SetDirectory with mathlink
  • From: Jens-Peer Kuska <kuska at>
  • Date: Sat, 12 Dec 1998 03:59:09 -0500
  • Organization: Universitaet Leipzig
  • References: <74o0t9$>
  • Sender: owner-wri-mathgroup at

Hi Witold,

the first and most portable version is to use the $PathnameSeparator

So You can write

The second version uses MLEvaluateString() and  looks like


It is not clear why you use the old (undocumented) EnterTextPacket[]

Hope that helps

wgrebe wrote:
> Hallo,
> I have the following problem:
> I write a program in C and use Mathematica via MathLink. I try to send
> the command 'SetDirectory["C:\\Programme"]' to Mathematica via an
> EnterTextPacket. I think the problem are the quotation marks. Of course
> when I type in
> MLPutString( link, "SetDirectory["C:\\Programme"]");
> the program  cannot be built. So I use the escape sequence ' \ ':
> MLPutFunction( link, "EnterTextPacket", 1); MLPutString( link,
> "SetDirectory[\"C:\\Programme\"]"); MLEndPacket( link);
> Unfortunately this doesn't work either. What is wrong?
> Thank you
>                                                             Witold
> wgrebe at

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