Re: [PATCH 00/13] perf tools: Move perf subcommand framework into lib/tools

[Arnaldo Carvalho de Melo <acme@kernel.org>]

Em Sun, Dec 06, 2015 at 10:37:52AM +0100, Ingo Molnar escreveu:
> 
> * Josh Poimboeuf <jpoimboe@redhat.com> wrote:
> 
> > Ingo suggested that I factor out the perf subcommand functionality
> > (originally copied from git) into tools/lib so that it can be used by
> > stacktool[*] and possibly others.
> > 
> > All the subcommand option handling files have been moved into libapi,
> > including parse-options.c, run-command.c, exec_cmd.c, help.c, usage.c,
> > and their dependencies.  Since several of the dependencies are more
> > general-purpose "utilities" which aren't directly related to
> > subcommands, I put everything in 'tools/lib/api/util'.  They're linked
> > into perf as part of the libapi.a library.
> > 
> > Patches 1-10 do some cleanups and splitting up of the code in
> > preparation for the move.
> > 
> > Patch 11 does the actual moving of the files into tools/lib/api/util.
> > 
> > [*] https://lkml.kernel.org/r/cover.1445443144.git.jpoimboe@redhat.com
> > 
> > Josh Poimboeuf (13):
> >   perf: Use -iquote for local include paths
> >   perf: Split up util.h
> >   perf: Move term functions out of util.c
> >   perf: Remove unused pager_use_color variable
> >   perf: Split up cache.h
> >   perf: Remove cache.h
> >   perf: Save cmdline arguments earlier
> >   perf: Remove check for unused PERF_PAGER_IN_USE
> >   perf: Move cmd_version() to builtin-version.c
> >   perf: Move help_unknown_cmd() to its own file
> >   perf tools: Move strlcpy() to tools/lib/string.c
> >   perf tools: Move perf subcommand framework into a library
> >   perf tools: Move subcommand framework and related utils to libapi
> 
> >  133 files changed, 852 insertions(+), 761 deletions(-)
> 
> So this split-out looks great to me!

I briefly looked at it on the smartphone, what I can remember as an
issue was naming, i.e. IIRC there is a util_cfg struct that looks too
vague, I'll re-read and suggest something.
 
> A bit of a background: this series is a necessary precondition of me being able to 
> merge 'stacktool' and the frame pointer handling enhancements Josh is working on - 
> but it would be nice if this could all be done via Arnaldo's perf tree to minimize 
> any impact on pending perf work.
 
> I've Cc:-ed Namhyung and Jiri as well, who've done a lot of work in perf/util/.

Commens from them would be more than welcome, Acks, even more.

- Arnaldo