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MathGroup Archive 2003

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Re: Mathlink under osx

  • To: mathgroup at smc.vnet.net
  • Subject: [mg39775] Re: Mathlink under osx
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Fri, 7 Mar 2003 03:30:37 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <b46uo2$93n$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

what do you type to install the program ?
If you have spaces in the path to your addtwo
program you have to protect the spaces with \

i.e.,

Install["Mathematica\ 4.2/AddOns/MathLink/addtwo"]

regards
  Jens


Shawn O'Connor wrote:
> 
> double addtwo P(( double, double));
> 
> :Begin:
> :Function:       addtwo
> :Pattern:        AddTwo[i_Double, j_Double]
> :Arguments:      { i, j }
> :ArgumentTypes:  { Double, Double }
> :ReturnType:     Double
> :End:
> 
> :Evaluate: AddTwo::usage = "AddTwo[x, y] gives the sum of two machine
> integers x and y."
> 
> #include "mathlink.h"
> extern double addtwo( double i, double j);
> 
> double addtwo( double i, double j)
> {
>     return i*j;
> }
> 
> int main(int argc, char* argv[])
> {
>     return MLMain(argc, argv);
> }
> 
> I am just learning how to use the mathlink and I cannot why this will not
> work.  I am using 4.2 under osx.  Everything compiles but will not run
> right.  I think it has something to do with the main statement but there is
> little index help.  Can someone help.  Thank you.


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