| From | Alexander Shishkin <> | Subject | [PATCH v0 22/71] perf tools: Add option macro OPT_CALLBACK_OPTARG | Date | Wed, 11 Dec 2013 14:36:34 +0200 |
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From: Adrian Hunter <adrian.hunter@intel.com>
Add an option macro that is the same as OPT_CALLBACK except that the argument is optional and it is possible to associate additional data with it.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- tools/perf/util/parse-options.h | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/tools/perf/util/parse-options.h b/tools/perf/util/parse-options.h index cbf0149..aec0afb 100644 --- a/tools/perf/util/parse-options.h +++ b/tools/perf/util/parse-options.h @@ -98,6 +98,7 @@ struct option { parse_opt_cb *callback; intptr_t defval; bool *set; + void *data; }; #define check_vtype(v, type) ( BUILD_BUG_ON_ZERO(!__builtin_types_compatible_p(typeof(v), type)) + v ) @@ -131,6 +132,10 @@ struct option { { .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 | PARSE_OPT_NOARG} +#define OPT_CALLBACK_OPTARG(s, l, v, d, a, h, f) \ + { .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), \ + .value = (v), (a), .help = (h), .callback = (f), \ + .flags = PARSE_OPT_OPTARG, .data = (d) } /* parse_options() will filter out the processed options and leave the * non-option argments in argv[]. -- 1.8.5.1
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