Re: [Linux-v5.17-rc6] Building tools/perf with perl v5.34

From: Jiri Olsa
Date: Sat Mar 05 2022 - 15:09:30 EST


On Sat, Mar 05, 2022 at 08:52:18AM +0100, Sedat Dilek wrote:
> Hi,
>
> I am here on Debian/unstable AMD64 which switched over to perl v5.34
> in February 2022.
>
> Unfortunately, my perf does not build with this (lib)perl version:
>
> $ ~/bin/perf -vv
> perf version 5.17-rc6
> dwarf: [ on ] # HAVE_DWARF_SUPPORT
> dwarf_getlocations: [ on ] # HAVE_DWARF_GETLOCATIONS_SUPPORT
> glibc: [ on ] # HAVE_GLIBC_SUPPORT
> syscall_table: [ on ] # HAVE_SYSCALL_TABLE_SUPPORT
> libbfd: [ on ] # HAVE_LIBBFD_SUPPORT
> libelf: [ on ] # HAVE_LIBELF_SUPPORT
> libnuma: [ on ] # HAVE_LIBNUMA_SUPPORT
> numa_num_possible_cpus: [ on ] # HAVE_LIBNUMA_SUPPORT
> libperl: [ OFF ] # HAVE_LIBPERL_SUPPORT
> libpython: [ on ] # HAVE_LIBPYTHON_SUPPORT
> libslang: [ on ] # HAVE_SLANG_SUPPORT
> libcrypto: [ on ] # HAVE_LIBCRYPTO_SUPPORT
> libunwind: [ on ] # HAVE_LIBUNWIND_SUPPORT
> libdw-dwarf-unwind: [ on ] # HAVE_DWARF_SUPPORT
> zlib: [ on ] # HAVE_ZLIB_SUPPORT
> lzma: [ on ] # HAVE_LZMA_SUPPORT
> get_cpuid: [ on ] # HAVE_AUXTRACE_SUPPORT
> bpf: [ on ] # HAVE_LIBBPF_SUPPORT
> aio: [ on ] # HAVE_AIO_SUPPORT
> zstd: [ on ] # HAVE_ZSTD_SUPPORT
> libpfm4: [ OFF ] # HAVE_LIBPFM
>
> $ grep libperl ../make-log_perf-python3.10-install_bin.txt
> 9:Makefile.config:788: Missing perl devel files. Disabling perl
> scripting support, please install perl-ExtUtils-Embed/libperl-dev
> 22:... libperl: [ OFF ]
>
> Checking for these requirements:
>
> # dpkg -l | grep perl | grep 5.34 | awk '/^ii/ {print $1 " " $2 " "
> $3}' | column -t
> ii libperl-dev:amd64 5.34.0-3
> ii libperl5.34:amd64 5.34.0-3
> ii perl 5.34.0-3
> ii perl-base 5.34.0-3
> ii perl-modules-5.34 5.34.0-3
>
> # dpkg -L perl-modules-5.34 | grep -i ExtUtils | grep -i Embed
> /usr/share/perl/5.34.0/ExtUtils/Embed.pm
>
> Can you please comment on this?

hi,
is there something in tools/build/feature/test-libperl.make.output ?

jirka