linux-kernel - Re: [PATCH] tools: Rename _

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Date:   Thu, 6 Apr 2023 18:32:42 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     "Liam R. Howlett" <Liam.Howlett@...cle.com>
Cc:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        "linux-perf-users@...r.kernel.org" <linux-perf-users@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "llvm@...ts.linux.dev" <llvm@...ts.linux.dev>,
        "linux-sparse@...r.kernel.org" <linux-sparse@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Miguel Ojeda <ojeda@...nel.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Arnaldo Carvalho de Melo <acme@...hat.com>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tom Rix <trix@...hat.com>
Subject: Re: [PATCH] tools: Rename __fallthrough to fallthrough

Em Thu, Apr 06, 2023 at 06:31:32PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Thu, Apr 06, 2023 at 06:11:03PM -0300, Arnaldo Carvalho de Melo escreveu:
> > Em Thu, Apr 06, 2023 at 10:02:57PM +0200, Miguel Ojeda escreveu:
> > > On Thu, Apr 6, 2023 at 9:58 PM Liam R. Howlett <Liam.Howlett@...cle.com> wrote:
> > > >
> > > > Any chance of this being accepted?  I'm looking to use this in the radix
> > > > test suite and would rather not duplicate code.
> > > 
> > > That would be up to the `tools/perf/` maintainers.
> > 
> > Thanks, applied,
> 
> So, I noticed some missing conversions, fixed that, but then when trying
> to test build it with:
> 
> 	make -C tools/perf build-test
> 
> I stumbled on this:
> 
>              make_with_gtk2: cd . && make GTK2=1 -j32  DESTDIR=/tmp/tmp.5AP8tPJgiT
> cd . && make GTK2=1 -j32 DESTDIR=/tmp/tmp.5AP8tPJgiT
>   BUILD:   Doing 'make -j32' parallel build
>   HOSTCC  fixdep.o
>   HOSTLD  fixdep-in.o
> <SNIP>
>   CC      trace/beauty/ioctl.o
> In file included from /usr/lib64/glib-2.0/include/glibconfig.h:9,
>                  from /usr/include/glib-2.0/glib/gtypes.h:34,
>                  from /usr/include/glib-2.0/glib/galloca.h:34,
>                  from /usr/include/glib-2.0/glib.h:32,
>                  from /usr/include/glib-2.0/gobject/gbinding.h:30,
>                  from /usr/include/glib-2.0/glib-object.h:24,
>                  from /usr/include/glib-2.0/gio/gioenums.h:30,
>                  from /usr/include/glib-2.0/gio/giotypes.h:30,
>                  from /usr/include/glib-2.0/gio/gio.h:28,
>                  from /usr/include/gtk-2.0/gdk/gdkapplaunchcontext.h:30,
>                  from /usr/include/gtk-2.0/gdk/gdk.h:32,
>                  from /usr/include/gtk-2.0/gtk/gtk.h:32,
>                  from ui/gtk/gtk.h:8,
>                  from ui/gtk/helpline.c:6:
> /usr/include/glib-2.0/glib/gmacros.h:637:28: error: missing ')' after "__has_attribute"
>   637 | #if g_macro__has_attribute(fallthrough)
>       |                            ^~~~~~~~~~~

I'm now trying with:

diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index 8f3e43d148a8560b..d2dadf3873fbdf41 100644
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -1,9 +1,9 @@
 // SPDX-License-Identifier: GPL-2.0
+#include "gtk.h"
 #include "../evsel.h"
 #include "../sort.h"
 #include "../hist.h"
 #include "../helpline.h"
-#include "gtk.h"
 
 #include <signal.h>