linux-kernel - Re: [PATCH v4 7/9] perf: Finalize subcmd independence

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Message-ID: <20151217012711.GG19926@kernel.org>
Date:	Wed, 16 Dec 2015 22:27:11 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Josh Poimboeuf <jpoimboe@...hat.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH v4 7/9] perf: Finalize subcmd independence

Em Wed, Dec 16, 2015 at 07:09:53PM -0600, Josh Poimboeuf escreveu:
> On Wed, Dec 16, 2015 at 09:57:41PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Tue, Dec 15, 2015 at 09:39:38AM -0600, Josh Poimboeuf escreveu:
> > > For the files that will be moved to the subcmd library, remove all their
> > > perf-specific includes and duplicate any needed functionality.
> > 
> > Breaks rhel6.7 building:
> > 
> > >  
> > > +typedef uint64_t u64;
> > > +
> > 
> > 
> > [acme@...dy linux]$ cat /etc/redhat-release 
> > Red Hat Enterprise Linux Server release 6.7 (Santiago)
> > 
> >   CC       /tmp/build/perf/parse-options.o
> > parse-options.c:15: error: redefinition of typedef ‘u64’
> > /home/acme/git/linux/tools/include/linux/types.h:28: note: previous
> > declaration of ‘u64’ was here
> > mv: cannot stat `/tmp/build/perf/.parse-options.o.tmp': No such file or
> > directory
> > make[3]: *** [/tmp/build/perf/parse-options.o] Error 1
> > make[2]: *** [/tmp/build/perf/libsubcmd-in.o] Error 2
> > make[1]: *** [/tmp/build/perf/libsubcmd.a] Error 2
> > make[1]: *** Waiting for unfinished jobs....
> >   MKDIR    /tmp/build/perf/util/
> 
> Does this fix it?

Yes, and it continues to build on fedora 21.

- Arnaldo
 
> ---8<---
> 
> diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c
> index f424027..981bb44 100644
> --- a/tools/lib/subcmd/parse-options.c
> +++ b/tools/lib/subcmd/parse-options.c
> @@ -1,4 +1,5 @@
>  #include <linux/compiler.h>
> +#include <linux/types.h>
>  #include <stdio.h>
>  #include <stdlib.h>
>  #include <stdint.h>
> @@ -12,8 +13,6 @@
>  #define OPT_SHORT 1
>  #define OPT_UNSET 2
>  
> -typedef uint64_t u64;
> -
>  char *error_buf;
>  
>  static int opterror(const struct option *opt, const char *reason, int flags)
--
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