nanogui: stripping libraries
Subject:
Re: stripping libraries
From:
"Yu Xuanwei" ####@####.####
Date:
1 Feb 2001 01:16:41 -0000
Message-Id: <01c101c08bed$666e7980$6400000a@sinocluster.com>
----- Original Message -----
From: Robert Hartley ####@####.####
Cc: nanogui linuxhacker ####@####.####
Sent: Wednesday, January 31, 2001 8:18 PM
Subject: stripping libraries
> Alex,
>
> I was having problems with unresolved references.
> I put libc, libm, and ld-2.0.7.so in my /lib fdirectory.
> It was kind of big, so I ran the strip command on it, and it shrank way
down and
> fits nicely on the Helio:
>
> ls -l /opt/tvt/helio-image/root/lib/
> total 1624
> -rwxrwxr-x 1 root root 361302 Jan 29 14:42 ld-2.0.7.so*
> lrwxrwxrwx 1 root root 11 Jan 30 15:51 ld.so.1 ->
ld-2.0.7.so*
> -rwxr-xr-x 1 root root 991360 Jan 29 14:15 libc-2.0.7.so*
> lrwxrwxrwx 1 root root 13 Jan 30 15:51 libc.so.6 ->
> libc-2.0.7.so*
> -rwxr-xr-x 1 root root 287572 Jan 29 14:15 libm-2.0.7.so*
> lrwxrwxrwx 1 root root 13 Jan 30 15:51 libm.so.6 ->
> libm-2.0.7.so*
>
> I think the trick is to strip the shared library after it is built.
Right! It's available.
>
> For example, trying:
> file /lib/libc-2.1.3.so
> on my Mandrake 7.2 system returned:
> /lib/libc-2.1.3.so: ELF 32-bit LSB shared object, Intel 80386, version 1,
> stripped
>
> I do not remember stripping them myself, (although I may have accidently)
>
>
> Robert
>
>
>
> Alex Holden wrote:
>
> > On Wed, 31 Jan 2001, Yu Xuanwei wrote:
> > > > Don't do that- strip removes the symbols which are needed when
linking the
> > > > objects together. You can strip the program after it's been linked
> > > > together.
> > > I doubt it. As far as I know, a striped library is available.
> >
> > [alex@hyperspace tea-total]# rm -f teatotal
> > [alex@hyperspace tea-total]# strip *.o
> > [alex@hyperspace tea-total]# make teatotal
> > gcc -s -o teatotal teatotal.o teauntea.o tea-kgen.o randdev.o tead.o
> > teatun.o teash.o teacp.o teaprot.o huffman.o heap.o base64.o md5.o
btea.o
> > readkey.o lineget.o util.o getarg.o
> > /usr/lib/crt1.o: In function `_start':
> > /usr/lib/crt1.o(.text+0x36): undefined reference to `main'
> > collect2: ld returned 1 exit status
> > make: *** [teatotal] Error 1
> > [alex@hyperspace tea-total]#
> >
>
> --
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