tests/test_sigalrm.c

// Copyright 2015 The Emscripten Authors.  All rights reserved.
// Emscripten is available under two separate licenses, the MIT license and the
// University of Illinois/NCSA Open Source License.  Both these licenses can be
// found in the LICENSE file.

#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <unistd.h>
#include <pthread.h>

void alarm_handler(int dummy) {
  printf("Received alarm!\n");
  exit(0);
}

int main() {
  if (signal(SIGALRM, alarm_handler) == SIG_ERR) {
    printf("Error in signal()!\n");
    exit(1);
  }
  alarm(1);
  return 99;
}