Re: [PATCH v2 3/4] perf version: Print the compiled-in status of libraries

Jin, Yao
2018-03-28T13:57:47Z

On 3/28/2018 9:10 PM, Jiri Olsa wrote:
> On Wed, Mar 28, 2018 at 10:57:07PM +0800, Jin Yao wrote:
>
> SNIP
>
>> +
>> +static void library_status(void)
>> +{
>> + STATUS(HAVE_DWARF_SUPPORT, dwarf);
>> + STATUS(HAVE_DWARF_GETLOCATIONS, dwarf_getlocations);
>> + STATUS(HAVE_GLIBC_SUPPORT, glibc);
>> + STATUS(HAVE_GTK2_SUPPORT, gtk2);
>> + STATUS(HAVE_LIBAUDIT_SUPPORT, libaudit);
>> + STATUS(HAVE_LIBBFD_SUPPORT, libbfd);
>> + STATUS(HAVE_LIBELF_SUPPORT, libelf);
>> + STATUS(HAVE_LIBNUMA_SUPPORT, libnuma);
>> + STATUS(HAVE_LIBNUMA_SUPPORT, numa_num_possible_cpus);
>> + STATUS(HAVE_LIBPERL_SUPPORT, libperl);
>> + STATUS(HAVE_LIBPYTHON_SUPPORT, libpython);
>> + STATUS(HAVE_SLANG_SUPPORT, libslang);
>> + STATUS(HAVE_LIBCRYPTO_SUPPORT, libcrypto);
>> + STATUS(HAVE_LIBUNWIND_SUPPORT, libunwind);
>> + STATUS(HAVE_DWARF_SUPPORT, libdw-dwarf-unwind);
>> + STATUS(HAVE_ZLIB_SUPPORT, zlib);
>> + STATUS(HAVE_LZMA_SUPPORT, lzma);
>> + STATUS(HAVE_AUXTRACE_SUPPORT, get_cpuid);
>> + STATUS(HAVE_LIBBPF_SUPPORT, bpf);
>> +
>> + on_off_print("on");
>> + printf(": library is compiled-in\n");
>> +
>> + on_off_print("OFF");
>> + printf(": library is disabled in make configuration\n");
>> + printf(" OR library is not installed in build environment\n");
>
> [jolsa@krava perf]$ ./perf -vv
> perf version 4.16.rc6.gcc183d
> dwarf: [ on ]
> dwarf_getlocations: [ on ]
> glibc: [ on ]
> gtk2: [ on ]
> libaudit: [ OFF ]
> libbfd: [ on ]
> libelf: [ on ]
> libnuma: [ on ]
> numa_num_possible_cpus: [ on ]
> libperl: [ on ]
> libpython: [ on ]
> libslang: [ on ]
> libcrypto: [ on ]
> libunwind: [ on ]
> libdw-dwarf-unwind: [ on ]
> zlib: [ on ]
> lzma: [ on ]
> get_cpuid: [ on ]
> bpf: [ on ]
> [ on ]: library is compiled-in
> [ OFF ]: library is disabled in make configuration
> OR library is not installed in build environment
>
> did anyone asked for this ^^^ help messages? I don't think they are necessary
>
> jirka
>

No one ask for this. Since it's not very necessary, I will remove this
message.

Thanks
Jin Yao