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authorJiri Olsa <jolsa@kernel.org>2017-01-03 09:19:54 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-01-03 11:10:38 -0300
commitb66fb1da5a8cac3f5c3cdbe41937c91efc4e76a4 (patch)
tree66f45f717f76deb0e564013c68772f948037fe88 /tools
parent1f2ed153b916c95a49a1ca9d7107738664224b7f (diff)
downloadop-kernel-dev-b66fb1da5a8cac3f5c3cdbe41937c91efc4e76a4.zip
op-kernel-dev-b66fb1da5a8cac3f5c3cdbe41937c91efc4e76a4.tar.gz
tools lib subcmd: Add OPT_STRING_OPTARG_SET option
To allow string options with a default argument and variable set when the option is used. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Wang Nan <wangnan0@huawei.com> Cc: David Ahern <dsahern@gmail.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1483431600-19887-2-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/lib/subcmd/parse-options.c3
-rw-r--r--tools/lib/subcmd/parse-options.h5
2 files changed, 8 insertions, 0 deletions
diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c
index 3284bb1..8aad811 100644
--- a/tools/lib/subcmd/parse-options.c
+++ b/tools/lib/subcmd/parse-options.c
@@ -213,6 +213,9 @@ static int get_value(struct parse_opt_ctx_t *p,
else
err = get_arg(p, opt, flags, (const char **)opt->value);
+ if (opt->set)
+ *(bool *)opt->set = true;
+
/* PARSE_OPT_NOEMPTY: Allow NULL but disallow empty string. */
if (opt->flags & PARSE_OPT_NOEMPTY) {
const char *val = *(const char **)opt->value;
diff --git a/tools/lib/subcmd/parse-options.h b/tools/lib/subcmd/parse-options.h
index 8866ac4..11c3be3 100644
--- a/tools/lib/subcmd/parse-options.h
+++ b/tools/lib/subcmd/parse-options.h
@@ -137,6 +137,11 @@ struct option {
{ .type = OPTION_STRING, .short_name = (s), .long_name = (l), \
.value = check_vtype(v, const char **), (a), .help = (h), \
.flags = PARSE_OPT_OPTARG, .defval = (intptr_t)(d) }
+#define OPT_STRING_OPTARG_SET(s, l, v, os, a, h, d) \
+ { .type = OPTION_STRING, .short_name = (s), .long_name = (l), \
+ .value = check_vtype(v, const char **), (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 **), (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 }
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