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Date: Thu, 1 Dec 2005 07:36:38 -0500
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From: DJ Delorie <dj AT delorie DOT com>
To: djgpp AT delorie DOT com
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	Radical NetSurfer on Thu, 01 Dec 2005 01:22:35 -0500)
Subject: Re: LDD utility
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> ObjDump might be able to tell us what modules are expected,
> but if I understand the process correctly, it does not actually
> specify _from_ which library, by name, the linker needs to grab
> the external references from....

You want the -Map option of the linker.  Read the "ld" info pages.

> When gcc (djgpp) compiles and creates each object file, are the
> names of the external references just "tossed in as they are
> encountered",

Pretty much.

> My guess is no such task is performed, just that each external
> reference is tossed in, and the linker has to do its best by being
> manually handed the libraries and repeatedly scanning through
> obj's and lib's until matches are resolved.

No, not repeatedly.  That's why the order of libraries on the command
line is important.

> is there any paper/treatis on this process anywhere?  THANKS.

The linker manual.  "info ld".