linux-kernel - [PATCH 32/48] tools lib subcmd: Add OPT_INTEGER_OPTARG|

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Date:   Thu, 13 Sep 2018 14:54:34 +0200
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andi Kleen <andi@...stfloor.org>,
        Alexey Budankov <alexey.budankov@...ux.intel.com>
Subject: [PATCH 32/48] tools lib subcmd: Add OPT_INTEGER_OPTARG|_SET options

Adding OPT_INTEGER_OPTARG|_SET option macros to allow
optional argument with set flag.

Link: http://lkml.kernel.org/n/tip-d01dcbwqvrv5762salo84105@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/lib/subcmd/parse-options.c | 2 ++
 tools/lib/subcmd/parse-options.h | 9 +++++++++
 2 files changed, 11 insertions(+)

diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c
index cb7154eccbdc..e2f68edd76d2 100644
--- a/tools/lib/subcmd/parse-options.c
+++ b/tools/lib/subcmd/parse-options.c
@@ -250,6 +250,8 @@ static int get_value(struct parse_opt_ctx_t *p,
 			*(int *)opt->value = 0;
 			return 0;
 		}
+		if (opt->set)
+			*(bool *)opt->set = true;
 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {
 			*(int *)opt->value = opt->defval;
 			return 0;
diff --git a/tools/lib/subcmd/parse-options.h b/tools/lib/subcmd/parse-options.h
index 92fdbe1519f6..e2edd6aada53 100644
--- a/tools/lib/subcmd/parse-options.h
+++ b/tools/lib/subcmd/parse-options.h
@@ -144,6 +144,15 @@ struct option {
 	  .value = check_vtype(v, const char **), .argh = (a), .help = (h), \
 	  .flags = PARSE_OPT_OPTARG, .defval = (intptr_t)(d), \
 	  .set = check_vtype(os, bool *)}
+#define OPT_INTEGER_OPTARG(s, l, v, a, h, d) \
+	{ .type = OPTION_INTEGER,  .short_name = (s), .long_name = (l), \
+	  .value = check_vtype(v, int *), .argh = (a), .help = (h), \
+	  .flags = PARSE_OPT_OPTARG, .defval = (intptr_t)(d) }
+#define OPT_INTEGER_OPTARG_SET(s, l, v, os, a, h, d) \
+	{ .type = OPTION_INTEGER, .short_name = (s), .long_name = (l), \
+	  .value = check_vtype(v, int *), .argh = (a), .help = (h), \
+	  .flags = PARSE_OPT_OPTARG, .defval = (intptr_t)(d), \
+	  .set = check_vtype(os, bool *)}
 #define OPT_STRING_NOEMPTY(s, l, v, a, h)   { .type = OPTION_STRING,  .short_name = (s), .long_name = (l), .value = check_vtype(v, const char **), .argh = (a), .help = (h), .flags = PARSE_OPT_NOEMPTY}
 #define OPT_DATE(s, l, v, h) \
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), .argh = "time", .help = (h), .callback = parse_opt_approxidate_cb }
-- 
2.17.1