perf options: Introduce OPT_U64

[deliverable/linux.git] / tools / perf / util / parse-options.c

diff --git a/tools/perf/util/parse-options.c b/tools/perf/util/parse-options.c
index ed887642460cd7d3aae4869f3da569968322d730..b05d51df2ce76ff9427b863554a6127e0bcdcb13 100644 (file)
--- a/tools/perf/util/parse-options.c
+++ b/tools/perf/util/parse-options.c
@@ -60,6 +60,7 @@ static int get_value(struct parse_opt_ctx_t *p,
                case OPTION_STRING:
                case OPTION_INTEGER:
                case OPTION_LONG:
+               case OPTION_U64:
                default:
                        break;
                }
@@ -141,6 +142,22 @@ static int get_value(struct parse_opt_ctx_t *p,
                        return opterror(opt, "expects a numerical value", flags);
                return 0;
 
+       case OPTION_U64:
+               if (unset) {
+                       *(u64 *)opt->value = 0;
+                       return 0;
+               }
+               if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {
+                       *(u64 *)opt->value = opt->defval;
+                       return 0;
+               }
+               if (get_arg(p, opt, flags, &arg))
+                       return -1;
+               *(u64 *)opt->value = strtoull(arg, (char **)&s, 10);
+               if (*s)
+                       return opterror(opt, "expects a numerical value", flags);
+               return 0;
+
        case OPTION_END:
        case OPTION_ARGUMENT:
        case OPTION_GROUP:
@@ -487,6 +504,7 @@ int usage_with_options_internal(const char * const *usagestr,
                case OPTION_SET_INT:
                case OPTION_SET_PTR:
                case OPTION_LONG:
+               case OPTION_U64:
                        break;
                }