[Buildroot] [PATCH v8 02/11] perl: new package

[François Perrad]

2012/10/4 Thomas Petazzoni <thomas.petazzoni at free-electrons.com>:
> François,
>
> On Tue, 25 Sep 2012 19:18:18 +0200, Francois Perrad wrote:
>
>> +             -Dldflags="$(TARGET_LDFLAGS) -l gcc_s" \
>
> You should also apply the following patch:
>
> diff --git a/package/perl/perl.mk b/package/perl/perl.mk
> index fbe7ba9..4e6f50b 100644
> --- a/package/perl/perl.mk
> +++ b/package/perl/perl.mk
> @@ -52,7 +52,7 @@ define PERL_CONFIGURE_CMDS
>                 -Dnm="$(TARGET_NM)" \
>                 -Dranlib="$(TARGET_RANLIB)" \
>                 -Dccflags="$(TARGET_CFLAGS)" \
> -               -Dldflags="$(TARGET_LDFLAGS) -l gcc_s" \
> +               -Dldflags="$(TARGET_LDFLAGS) -l gcc_s -lm" \
>                 -Dlddlflags="-shared" \
>                 -Dlibc=$(TARGET_HOST)/usr/$(GNU_TARGET_NAME)/sysroot/lib/libc.so \
>                 -Duseshrplib \
>

Ok, fixed.

> Otherwise, the build fails with:
>
> /home/thomas/projets/buildroot/output/host/usr/bin/arm-linux-gnueabihf-gcc -l gcc_s -fstack-protector -o miniperl \
>             perlmini.o opmini.o miniperlmain.o  malloc.o gv.o toke.o perly.o pad.o regcomp.o dump.o util.o mg.o reentr.o mro.o keywords.o hv.o av.o run.o pp_hot.o sv.o pp.o scope.o pp_ctl.o pp_sys.o doop.o doio.o regexec.o utf8.o taint.o deb.o universal.o globals.o perlio.o perlapi.o numeric.o mathoms.o locale.o pp_pack.o pp_sort.o
> pp.o: In function `Perl_pp_pow':
> pp.c:(.text+0x1b24): undefined reference to `pow'
> pp.o: In function `Perl_pp_modulo':
> pp.c:(.text+0x1f92): undefined reference to `floor'
> pp.c:(.text+0x1fa0): undefined reference to `floor'
> pp.c:(.text+0x1fbc): undefined reference to `fmod'
> [...]
>
> with certain toolchains.
>
> Also, on the target there is a usr/bin/perl and a usr/bin/perl5.x.y
> files. One is a hardlink to the other, but it is always a bit
> disturbing to see two big files of the same size. Shouldn't we replace
> that by a symlink instead, which is more obvious?

libperl.so  1.2 MB
perl      4 KB (stripped)
perl5.16.1   4 KB
We speak about 4KB !

>
> Thanks!
>
> Thomas
> --
> Thomas Petazzoni, Free Electrons
> Kernel, drivers, real-time and embedded Linux
> development, consulting, training and support.
> http://free-electrons.com
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