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Re: [Slightly OT] Need help with GNU ld
- From: Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Fri, 2 Apr 2010 02:20:11 -0400
- Subject: Re: [Slightly OT] Need help with GNU ld
- References: <4BB54B0E.email@example.com>
- Reply-to: cygwin at cygwin dot com
On Thu, Apr 01, 2010 at 08:40:30PM -0500, Ben Kamen wrote:
>I'm sort of lost as to where I might even start with this, and since
>this group is so fluent (I'm guessing) with GCC, I'm hoping someone
>here can either answer or point me to where I can go look.
>(I'm looking on the gnu.org's gplusplus list and am not sure if that's
>a good source since it seems kind of dead)
>Anyway - here's my problem.
>I'm working on an embedded app that uses GCC for its compiler.
>I have 2 pieces of code that share common library functions from libc.a
>like memcpy and strlen
>Because the two pieces are a bootloader and the application, I would
>like the bootloader to be linked with a completely private set of
>functions which INCLUDEs the library calls they make.
>This would duplicate those libc.a calls like memcpy() and strlen()
>inside the bootloader portion.
>So my question is (and I might be looking in the wrong place to do
>this, but it seems like 'ld' would take care of it):
>How do I tell the ld that for bootloader.o, all library references like
>memcpy() should be inlined/included with that function. I've got all
>the functions in the bootloader corralled into the memory space I want,
>but the functions called in libc.a are shared.
>'static' only works for the immediate function while any calls to a
>libc.a function get shared with the main application.
>I've already tried the forum for the micro-controller I'm using.. but
>apparently, it's new enough that I'm too far ahead on the curve for
>anyone else to help me. (even from the company)
>Thanks in advance and sorry for bugging all of you here.. if I hear
>crickets, I'll try and keep digging elsewhere.
This is more than slightly offtopic here. It's completely offtopic.
Please find another forum. Sorry.
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