Function usage

lib_acl_cpp/samples/session/session.cpp:7–14

#include "session.h"

static void usage(const char* procname)
{
	printf("usage: %s -h [help]\r\n"
		"-s server_addr\r\n"
		"-n count\r\n"
		"-c max_threads\r\n"
		"-a action[memcache|memcache_delay|redis]\r\n", procname);
}

int main(int argc, char* argv[])
{