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MathGroup Archive 1998

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Re: MathLink with PowerPlant

  • To: mathgroup at
  • Subject: [mg13389] Re: MathLink with PowerPlant
  • From: kevinl (Kevin Leuthold)
  • Date: Thu, 23 Jul 1998 03:32:34 -0400
  • Organization: Wolfram Research, Inc.
  • References: <6ousv7$>
  • Sender: owner-wri-mathgroup at


These errors are due to a bug in mathlink.h which surfaces with any
project built with C++ flags turned on.  There is an updated mathlink.h
available on our web site, at

Kevin Leuthold
MathLink Group
Wolfram Research

sato <sato at> writes:

>Hello, world.

>I wrote a MathLink application using PowerPlant on Macintosh. 
>PowerPlant is a C++ framework by Metrowerks CodeWarrior.  But the
>compiler reports link errors about four MathLink functions, 
>MLClearError, MLError, MLSetYieldFunction, and MLSetMessageHandler.
>When I tried a minimal example, which opens just a link by MLOpenArgv
>without above functions, there was no problem. However, calling
>MLSetMessageHandler etc cannot make an application.  It seems that
>'mathlink.h' or 'MathLinkStubs' doesn't fit into PowerPlant.
>This link-error is only problem about my project. Do you have any
>PowerPlant is in common use for most of today's Macintosh developer even
>Mathematica isn't written with it.
>Please let us come into MathLink world with PowerPlant by solving just a
>link error.

>Thank you.
>Junzo Sato
>email: sato at

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