RE: Biometric scanner(Finger print reader) need help implementing in delphi.

"Gagnon, Jerry" <[email protected]> Thu, 2 Mar 2006 07:39:09 -0500
Newsgroups gmane.comp.lang.delphi.jedi
Message-ID <[email protected]>
Try this syntax in your Delphi DLL:

function MyFunction(X, Y: Real): Real; cdecl;


-----Original Message-----
From: [email protected] [mailto:[email protected]]On
Behalf Of Ed Wilson
Sent: Wednesday, March 01, 2006 8:14 PM
To: [email protected]
Subject: Re: [Delphi-JEDI] Biometric scanner(Finger print reader) need
help implementing in delphi.


It's a dynamic link... .lib file not required.  I appreciate the input, but I'm actually looking for the correct syntax of the extern "C" directive so I can declare the DLL functions in C and link them in dynamically.

Ed Wilson
  ----- Original Message ----- 
  From: Oliver Schneider 
  To: [email protected] 
  Sent: Wednesday, March 01, 2006 7:09 PM
  Subject: Re: [Delphi-JEDI] Biometric scanner(Finger print reader) need help implementing in delphi.


  > I understand there is no .lib file.  There is a way to define the
  > functions using the extern "c" delcaration to ensure the VC does NOT use
  > the normal 'mangled' names.  That's the question I'm asking.
  Yet you'll need a LIB file in C. It doesn't matter whether the names from
  the DLL are mangled or not - if you want to link to it statically you need
  the LIB file.

  Try to find the information about the linker of MS. As far as I remember it
  was able to produce a LIB file from a DLL. Borland provides a tool named
  IMPLIB, but I do not know whether is also "speaks" MS's LIB-dialect.

  Cheers,

  Oliver

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