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From: Stephen Leake <stephen.a.leake.1@gsfc.nasa.gov>
Newsgroups: comp.lang.ada
Subject: Re: ImageMagick libs and Ada
Date: 01 Feb 2002 13:46:15 -0500
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x24702@usma.edu (Zach Swanson) writes:

> I'm hoping that perhaps someone here has tried to use the ImageMagick
> graphics suite and sucessfully imported functions into Ada95.
> 
> Working on my senior year capstone project at USMA, my team is
> developing a computer vision system and doing some parabolic mirror
> image undistortion using ImageMagick-5.4.1 to access the
> bitmaps/pixels. We are compiling the C code in Cygwin, and the Ada
> code using GNAT under Windows 2000.

GNAT provides a fully functional C compiler; use that instead of
Cygwin. It will be far easier to sort out the object and library
dependencies. 

> "In function 'GetImageMagick' magick.c:178: undefined reference to
> '__assert'
> Other values that the linker is unable to reconcile are __impure_ptr
> and __errno.

Assert and errno are from the c library. __impure_ptr is from the
Cygwin emulation layer.

-- 
-- Stephe