linux-kernel - Re: [PROBLEM] perf requires python-devel to compile

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 16 Apr 2013 20:16:36 +0300
From:	Pekka Enberg <penberg@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Michael Witten <mfwitten@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PROBLEM] perf requires python-devel to compile

Hello,

On Tue, Apr 16, 2013 at 5:14 AM, Namhyung Kim <namhyung@...nel.org> wrote:
>> The problem is that I didn't have python-devel package installed and
>> get-executable-or-default decides to error out instead of letting the
>> Makefile disable Python support.
>
> Right.  I think the get-executable-or-default should not error out in
> this case but just emit a warning and keep building.
>
> Does following patch fix your problem?
>
> -----------8<-------------8<-------------
> diff --git a/tools/perf/config/utilities.mak b/tools/perf/config/utilities.mak
> index 8ef3bd30a549..3b8036f8aca4 100644
> --- a/tools/perf/config/utilities.mak
> +++ b/tools/perf/config/utilities.mak
> @@ -177,7 +177,7 @@ $(if $($(1)),$(call _ge_attempt,$($(1)),$(1)),$(call _ge_attempt,$(2),$(1)))
>  endef
>  _ge_attempt = $(if $(get-executable),$(get-executable),$(_gea_warn)$(call _gea_err,$(2)))
>  _gea_warn = $(warning The path '$(1)' is not executable.)
> -_gea_err  = $(if $(1),$(error Please set '$(1)' appropriately))
> +_gea_err  = $(if $(1),$(warning Please set '$(1)' appropriately))
>
>  # try-cc
>  # Usage: option = $(call try-cc, source-to-build, cc-options, msg)

I considered this myself but I think this needs to fixed at a higher
level and keep the error out.

                        Pekka
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/