tls_test.c
alfredo (Alfredo Dal'Ava Júnior)
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	alfredo
	Jan 14 2019, 4:13 PM

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tls_test.c
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	#include <pthread.h>
	#include <stdio.h>
	#include <threads.h>
	#include <unistd.h>
	#include <assert.h>

	thread_local int tlocal = 0;


	void increment_func(void x_void_ptr)
	{
	while (tlocal < 2000) {
	tlocal++;
	usleep(10);
	}
	printf("[thread #1] tlocal = %d\n", tlocal);

	assert(tlocal == 2000);

	return NULL;
	}

	int main()
	{
	tlocal = 0;

	pthread_t increment_thread;
	if(pthread_create(&increment_thread, NULL, increment_func, NULL)) {
	fprintf(stderr, "Error creating thread\n");
	return 1;

	}

	while (tlocal < 100) {
	tlocal++;
	}

	if(pthread_join(increment_thread, NULL)) {
	fprintf(stderr, "Error joining thread\n");
	return 2;
	}

	printf("[thread #0] tlocal = %d\n", tlocal);
	assert(tlocal == 100);

	return 0;

	}