Date: Tue, 8 Jun 1999 11:38:35 +0300 (IDT)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
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To: George Hicken <bane_462051 AT yahoo DOT com>
cc: djgpp AT delorie DOT com
Subject: Re: Undefined String::String(void) problem
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On Mon, 7 Jun 1999, George Hicken wrote:

> > I am attempting to use _String.h.
> > The program compiles okay, but when attempting to link it all the
> > String:: functions I call throw up undefined errors.
> 
> I am not sure if this is related, but ld claims that libgpp.a is not a
> recognised file format.

It probably *is* related, since the String class is in libgpp.a
(AFAIK).

> GNU ld version 2.8.1 (with BFD 2.8.1)
> c:/djgpp/bin/ld.exe: cannot open -lgpp: File format not recognised

This usually means that the linker cannot find libgpp.a.  Make sure
libgpp.a is in your lib subdirectory.  If that doesn't help, add -v to
the compiler switches and post here everything it prints during
compilation and linking.