* Copyright 2021, Jérôme Duval, jerome.duval@gmail.com.
* Distributed under the terms of the MIT License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <pthread.h>
#include <thread>
#define CYCLES 2
class MyClass
{
public:
MyClass() { i=0; printf("MyClass() called() %p\n", this); }
~MyClass() { printf("~MyClass() called() %d %p\n", i, this); }
void Touch() { i++; printf("Touch() called() %d %p\n", i, this); }
private:
int j;
int i;
};
thread_local MyClass myClass1;
thread_local MyClass myClass2;
void* threadFn(void* id_ptr)
{
int thread_id = *(int*)id_ptr;
for (int i = 0; i < CYCLES; ++i) {
int wait_sec = 1;
sleep(wait_sec);
myClass1.Touch();
myClass2.Touch();
}
return NULL;
}
int thread_local_test(int count)
{
pthread_t ids[count];
int short_ids[count];
srand(time(NULL));
for (int i = 0; i < count; i++) {
short_ids[i] = i;
pthread_create(&ids[i], NULL, threadFn, &short_ids[i]);
}
for (int i = 0; i < count; i++)
pthread_join(ids[i], NULL);
return 0;
}
int main()
{
thread_local_test(1);
}
