[Clfs-dev] Latest git build Pure 64 systemd bison and flex

[Martin Ward]

On 05/04/14 14:35, William Harrington wrote:
>
> On Apr 5, 2014, at 1:36 AM, Martin Ward wrote:
>
>> rebuilt the system again, still can't see how ar links to flex 
>> whether dynamically or statically, nothing in the toolchain requires 
>> bison or flex, built up to final system gcc with no errors
>
> If flex is available, ar links to it (not required, but if binutils 
> finds it, it'll link to it):
never got what you had below
>
> If the host has flex library installed, binutils in cross-tools will 
> link to static or shared flex library, as well.
>
>  readelf -d /cross-tools/i686-pc-linux-gnu/bin/ar 
> /cross-tools/bin/i686-pc-linux-gnu-ar  | grep NEEDED
>  0x00000001 (NEEDED)                     Shared library: [libfl.so.2]
>  0x00000001 (NEEDED)                     Shared library: [libz.so.1]
>  0x00000001 (NEEDED)                     Shared library: [libc.so.6]
>  0x00000001 (NEEDED)                     Shared library: [libfl.so.2]
>  0x00000001 (NEEDED)                     Shared library: [libz.so.1]
>  0x00000001 (NEEDED)                     Shared library: [libc.so.6]
>  0x00000001 (NEEDED)                     Shared library: [libm.so.6]
>  0x00000001 (NEEDED)                     Shared library: [libc.so.6]
>
>  readelf -d /tools/bin/ar /usr/bin/ar | grep NEEDED
>  0x00000001 (NEEDED)                     Shared library: [libbfd-2.24.so]
>  0x00000001 (NEEDED)                     Shared library: [libfl.so.2]
>  0x00000001 (NEEDED)                     Shared library: [libm.so.6]
>  0x00000001 (NEEDED)                     Shared library: [libz.so.1]
>  0x00000001 (NEEDED)                     Shared library: [libc.so.6]
>  0x00000001 (NEEDED)                     Shared library: [libbfd-2.24.so]
>  0x00000001 (NEEDED)                     Shared library: [libfl.so.2]
>  0x00000001 (NEEDED)                     Shared library: [libm.so.6]
>  0x00000001 (NEEDED)                     Shared library: [libz.so.1]
>  0x00000001 (NEEDED)                     Shared library: [libc.so.6]
>
> I don't know what functionality that adds for ar when creating, 
> extracting, and modifying archives.
>
me neither

i did exactly what you did , only got zlib, libc and libm libraries

i did configure binutils with --enable-plugins, but i would thought that 
wouldn't make any difference
> If flex library isn't there, ar won't link to it.
but it was available, did you go 32bit --> 32bit?, i did 32bit->64bit
>
> That is what I was getting at. You may not see it if you don't have 
> flex on the host, in temp system, or final system before binutils.
fairly old flex on host system, so no to that, but no linking in temp or 
final stage, weird!!
>
> As for M4, we can move m4 before flex and bison, as well, or use M4=4 
> during bison and flex configure.
>
> Sincerely,
>
> WIlliam Harrington
>
thanks

Martin