int main(int argc, char** argv)
{
pthread_t threadid;
struct timespec tsDelay;
// Primitive argument parsing.
if (argc > 1)
s_debug = 1;
print_thread_id("main: ");
{
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = &SignalHandler;
sigemptyset(&sa.sa_mask);
sigaction(SIGALRM, &sa, 0);
}
pthread_create(&threadid, 0, thread_func, 0);
// Wait until the thread is inside clock_nanosleep().
tsDelay.tv_sec = 0;
tsDelay.tv_nsec = 20 * 1000 * 1000;
nanosleep(&tsDelay, 0);
// And send SIGALRM to the thread.
pthread_kill(threadid, SIGALRM);
pthread_join(threadid, 0);
return 0;
}
int main(int argc, char** argv)
{
pthread_t threadid;
struct timespec tsDelay;
if (argc > 1)
s_debug = 1;
print_thread_id("main: ");
{
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = &SignalHandler;
sigemptyset(&sa.sa_mask);
sigaction(SIGALRM, &sa, 0);
}
if (pthread_create(&threadid, 0, thread_func, 0) != 0) {
fprintf(stderr, "Thread creation failed\n");
return 1;
}
tsDelay.tv_sec = 0;
tsDelay.tv_nsec = 20 * 1000 * 1000;
nanosleep(&tsDelay, 0);
pthread_kill(threadid, SIGALRM);
pthread_join(threadid, 0);
return 0;
}
void* thread_func(void* thread_arg)
{
print_thread_id("thread: ");
sleep(10);
//assert(result < 0 && errno == EINTR);
return 0;
}
void* thread_func(void* thread_arg)
{
print_thread_id("thread: ");
sleep(10);
return 0;
}
static void SignalHandler(const int iSignal)
{
print_thread_id("Signal was delivered to ");
}
/* Format trace of user ta. Inline with kernel ta */
void trace_printf(const char *function, int line, int level, bool level_ok,
const char *fmt, ...)
{
va_list ap;
char buf[MAX_PRINT_SIZE];
size_t boffs = 0;
int res;
int thread_id;
if (level_ok && level > trace_level)
return;
/* Print the type of message */
res = snprintk(buf, sizeof(buf), "%c/",
trace_level_to_string(level, level_ok));
if (res < 0)
return;
boffs += res;
/* Print the location, i.e., TEE core or TA */
res = snprintk(buf + boffs, sizeof(buf) - boffs, "%s:",
trace_ext_prefix);
if (res < 0)
return;
boffs += res;
/* Print the Thread ID */
if (level_ok && !(BIT(level) & CFG_MSG_LONG_PREFIX_MASK))
thread_id = -1;
else
thread_id = trace_ext_get_thread_id();
res = print_thread_id(buf + boffs, sizeof(buf) - boffs, thread_id);
if (res < 0)
return;
boffs += res;
/* Print the function and line */
if (level_ok && !(BIT(level) & CFG_MSG_LONG_PREFIX_MASK))
function = NULL;
if (function) {
res = snprintk(buf + boffs, sizeof(buf) - boffs, "%s:%d ",
function, line);
if (res < 0)
return;
boffs += res;
}
va_start(ap, fmt);
res = vsnprintk(buf + boffs, sizeof(buf) - boffs, fmt, ap);
va_end(ap);
if (res > 0)
boffs += res;
if (boffs >= (sizeof(buf) - 1))
boffs = sizeof(buf) - 2;
buf[boffs] = '\n';
while (boffs && buf[boffs] == '\n')
boffs--;
boffs++;
buf[boffs + 1] = '\0';
trace_ext_puts(buf);
}
