Re: Help linking ipfilter package.

[Mario Nigrovic; RVVK40]

Nick Clifton wrote:
> Hi Mario,
>
>
> >    I'm trying to link ipfilter on Solaris 5.8 and it comes back
> > with a funky linker error.  I don't know jack about mapfiles, and
> > hence I'm asking for help!
>
>
> >    with the command
> >
> > gcc -m64 -mcmodel=medlow /tmp/conftest.c -o /tmp/64.out
> >
> >    which fails with
> >
> > /usr/lib/ld/sparcv9/map.below4G: file not recognized: File format not recognized
> > collect2: ld returned 1 exit status
>
>
> Could you post the output of adding "-v" to that gcc command line.  ie
> it would help to see the exact command line that GCC is using to
> invoke collect2.

Ok, here it is:

++ gcc -v -m64 -mcmodel=medlow /tmp/conftest.c -o /tmp/64.out
Reading specs from /usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/specs
Configured with: /media/gnu/gcc-3.3.1/configure 
--prefix=/tools/GNU/005/SunOS_5.8 --disable-nls --with-gnu-as 
--with-as=/tools/GNU/005/SunOS_5.8/bin/as --with-gnu-ld 
--with-ld=/tools/GNU/005/SunOS_5.8/bin/ld
Thread model: posix
gcc version 3.3.1
 /usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/cc1 -quiet -v -iprefix 
/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/ -D__GNUC__=3 
-D__GNUC_MINOR__=3 -D__GNUC_PATCHLEVEL__=1 -Dsparc -D__sparc__ -D__sparc 
-D__arch64__ -Acpu=sparc64 -Amachine=sparcv9 -D__sparcv9 /tmp/conftest.c 
-mptr64 -mstack-bias -mno-v8plus -mcpu=v9 -quiet -dumpbase conftest.c -m64 
-mcmodel=medlow -auxbase conftest -version -o /var/tmp//ccNd58Xg.s
GNU C version 3.3.1 (sparc-sun-solaris2.8)
        compiled by GNU C version 3.3.1.
GGC heuristics: --param ggc-min-expand=73 --param ggc-min-heapsize=81920
ignoring nonexistent directory "/usr/gnu/sparc-sun-solaris2.8/include"
ignoring nonexistent directory 
"/tools/GNU/005/SunOS_5.8/sparc-sun-solaris2.8/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/gnu/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/include
 /usr/local/include
 /tools/GNU/005/SunOS_5.8/include
 /tools/GNU/005/SunOS_5.8/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/include
 /usr/include
End of search list.
 /tools/GNU/005/SunOS_5.8/bin/as -V -Qy -s -64 -Av9 -o /var/tmp//ccosiEZt.o 
/var/tmp//ccNd58Xg.s
GNU assembler version 2.14 (sparc-sun-solaris2.8) using BFD version 2.14 
20030612
 /usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/collect2 -V -m 
elf64_sparc -M /usr/lib/ld/sparcv9/map.below4G -Y P,/usr/lib/sparcv9 -Qy -o 
/tmp/64.out 
/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9/crt1.o 
/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9/crti.o 
/usr/ccs/lib/sparcv9/values-Xa.o 
/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9/crtbegin.o 
-L/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9 
-L/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1 
-L/usr/gnu/bin/../lib/gcc-lib 
-L/tools/GNU/005/SunOS_5.8/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9 
-L/tools/GNU/005/SunOS_5.8/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1 
-L/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/../../../../sparc-sun-solaris2.8/lib
 
-L/tools/GNU/005/SunOS_5.8/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/../../../../sparc-sun-solaris2.8/lib
 -L/usr/ccs/bin/sparcv9 -L/usr/ccs/bin -L/usr/ccs/lib/sparcv9 -L/usr/ccs/lib 
-L/usr/gnu/bin/../
lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/../../../sparcv9 
-L/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/../../.. 
-L/tools/GNU/005/SunOS_5.8/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/../../../sparcv9
 -L/tools/GNU/005/SunOS_5.8/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/../../.. 
-L/lib/sparcv9 -L/usr/lib/sparcv9 /var/tmp//ccosiEZt.o -lgcc -lgcc_eh -lc -lgcc 
-lgcc_eh -lc 
/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9/crtend.o 
/usr/gnu/bin/../lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/sparcv9/crtn.o
/usr/lib/ld/sparcv9/map.below4G: file not recognized: File format not recognized
GNU ld version 2.14 20030612
  Supported emulations:
   elf32_sparc
   elf64_sparc
collect2: ld returned 1 exit status

From the spec file (/usr/gnu/lib/gcc-lib/sparc-sun-solaris2.8/3.3.1/specs):
*link_arch64:
%{mcmodel=medlow:-M /usr/lib/ld/sparcv9/map.below4G}    %{G:-G}    %{YP,*}    
%{R*}    %{compat-bsd:      %{!YP,*:%{p|pg:-Y 
P,/usr/ucblib/sparcv9:/usr/lib/libp/sparcv9:/usr/lib/sparcv9}        
%{!p:%{!pg:-Y P,/usr/ucblib/sparcv9:/usr/lib/sparcv9}}}      -R /usr/ucblib}    
%{!compat-bsd:      %{!YP,*:%{p|pg:-Y P,/usr/lib/libp/sparcv9:/usr/lib/sparcv9} 
       %{!p:%{!pg:-Y P,/usr/lib/sparcv9}}}}

> >    Now the file in question seems perfectly innocent, but it's copyright to
> > sun so I won't post it.  Essentially it's just some comments and the line
> >
> > text = V0x80000000;
> >
> >    And so I'm extremely confused as to what the problem is.  Does anybody
> > have any suggestions?
>
>
> It looks like this "map.below4G" file is supposed to be a linker
> script, but that either the linker thinks that it is an object file or
> else it thinks that it is a script, but not in a scripting language
> that it understands.
>
> The former theory would seem to imply that a -T switch is missing from
> the linker command line, the latter theory that this map.below4G file
> is in a syntax specific to Sun's linker and that it should not be
> present on the command line to the GNU linker at all.  Or possibly
> that you should be using Sun's linker and not the GNU linker.

I notice with some interest that the -M in the below4G spec is the only
place in the whole file that that -M is used (other than -MD, -MMD, and -MQ
for a cpp section).  Is this perhaps a typo that should be -T?  (There is
no other -T in the spec file, though.)

                                        Mario
--
Whoever fights monsters should see  |
to it that in the process he does   |
not become a monster.  -- Nietzsche |

Poppy says: [x] GBI  [] Internal Use Only  [] Confidential Proprietary
Mommy says: [x] wash your face [x] brush your teeth [x] watch yo' mouth