linux-kernel - [PATCH 3/8] perf: Allow perf utilities to have "callback" options without arguments

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Date:	Sat, 12 Sep 2009 13:04:40 +0200
From:	Arjan van de Ven <arjan@...radead.org>
To:	linux-kernel@...r.kernel.org
Cc:	Arjan van de Ven <arjan@...radead.org>, mingo@...e.hu,
	fweisbec@...il.com, peterz@...radead.org
Subject: [PATCH 3/8] perf: Allow perf utilities to have "callback" options
 without arguments


>From b37c714203e12c2104b2fae41c6f4ea4fa589528 Mon Sep 17 00:00:00 2001
From: Arjan van de Ven <arjan@...ux.intel.com>
Date: Sat, 12 Sep 2009 07:52:54 +0200
Subject: [PATCH] perf: Allow perf utilities to have "callback" options without arguments

timechart needs to add a "callback" type command line argument that does
not take arguments.

This patch adds the parse-options.h infrastructure to make this possible.

Signed-off-by: Arjan van de Ven <arjan@...ux.intel.com>
---
 tools/perf/util/parse-options.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tools/perf/util/parse-options.h b/tools/perf/util/parse-options.h
index 8aa3464..2ee248f 100644
--- a/tools/perf/util/parse-options.h
+++ b/tools/perf/util/parse-options.h
@@ -104,6 +104,8 @@ struct option {
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), .argh = "time", .help = (h), .callback = parse_opt_approxidate_cb }
 #define OPT_CALLBACK(s, l, v, a, h, f) \
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), (a), .help = (h), .callback = (f) }
+#define OPT_CALLBACK_NOOPT(s, l, v, a, h, f) \
+	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), (a), .help = (h), .callback = (f), .flags = PARSE_OPT_NOARG }
 #define OPT_CALLBACK_DEFAULT(s, l, v, a, h, f, d) \
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), (a), .help = (h), .callback = (f), .defval = (intptr_t)d, .flags = PARSE_OPT_LASTARG_DEFAULT }
 
-- 
1.6.0.6



-- 
Arjan van de Ven 	Intel Open Source Technology Centre
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