parse-events.c

		}
		closedir(evt_dir);
	}
	closedir(sys_dir);
	return 0;
}

void print_events_type(u8 type)
{
	struct event_symbol *syms = event_symbols;
	unsigned int i;
	char name[64];

	for (i = 0; i < ARRAY_SIZE(event_symbols); i++, syms++) {
		if (type != syms->type)
			continue;

		if (strlen(syms->alias))
			snprintf(name, sizeof(name),  "%s OR %s",
				 syms->symbol, syms->alias);
		else
			snprintf(name, sizeof(name), "%s", syms->symbol);

		printf("  %-50s [%s]\n", name,
			event_type_descriptors[type]);
	}
}

int print_hwcache_events(const char *event_glob)
{
	unsigned int type, op, i, printed = 0;

	for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
		for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
			/* skip invalid cache type */
			if (!is_cache_op_valid(type, op))
				continue;

			for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
				char *name = event_cache_name(type, op, i);

				if (event_glob != NULL && !strglobmatch(name, event_glob))
					continue;

				printf("  %-50s [%s]\n", name,
					event_type_descriptors[PERF_TYPE_HW_CACHE]);
				++printed;
			}
		}
	}

	return printed;
}

#define MAX_NAME_LEN 100

/*
 * Print the help text for the event symbols:
 */
void print_events(const char *event_glob)
{
	unsigned int i, type, prev_type = -1, printed = 0, ntypes_printed = 0;
	struct event_symbol *syms = event_symbols;
	char name[MAX_NAME_LEN];

	printf("\n");
	printf("List of pre-defined events (to be used in -e):\n");

	for (i = 0; i < ARRAY_SIZE(event_symbols); i++, syms++) {
		type = syms->type;

		if (type != prev_type && printed) {
			printf("\n");
			printed = 0;
			ntypes_printed++;
		}

		if (event_glob != NULL && 
		    !(strglobmatch(syms->symbol, event_glob) ||
		      (syms->alias && strglobmatch(syms->alias, event_glob))))
			continue;

		if (strlen(syms->alias))
			snprintf(name, MAX_NAME_LEN, "%s OR %s", syms->symbol, syms->alias);
		else
			strncpy(name, syms->symbol, MAX_NAME_LEN);
		printf("  %-50s [%s]\n", name,
			event_type_descriptors[type]);

		prev_type = type;
		++printed;
	}

	if (ntypes_printed) {
		printed = 0;
		printf("\n");
	}
	print_hwcache_events(event_glob);

	if (event_glob != NULL)
		return;

	printf("\n");
	printf("  %-50s [%s]\n",
		"rNNN (see 'perf list --help' on how to encode it)",
	       event_type_descriptors[PERF_TYPE_RAW]);
	printf("\n");

	printf("  %-50s [%s]\n",
			"mem:<addr>[:access]",
			event_type_descriptors[PERF_TYPE_BREAKPOINT]);
	printf("\n");

	print_tracepoint_events(NULL, NULL);
}