Date: Tue, 8 Feb 2000 09:47:03 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
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To: Fan Zhang <fanzhang AT eecg DOT toronto DOT edu>
cc: djgpp AT delorie DOT com
Subject: Re: MPI lib with g77
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On 8 Feb 2000, Fan Zhang wrote:

> I'm trying to compile a bunch of Fortran programs using MPI with g77.
> But it turns out that after g77 compiled, the MPI functions in the
> object files change it's name to lower case. Then, when I link those
> object files with the MPI library ( in which most of the functions have
> the name like MPI_xxxx ), it gives me the error that those functions
> were undefined.

I suspect that the MPI library was produced with some compiler other than 
DJGPP.  If that's true, forget it: object files from different compilers 
are incompatible.  See section 17.5 of the DJGPP FAQ list for more 
details and some options.