source: tests/concurrency/clib_tls.c@ eb5dbfd

#include <stdio.h>
#include <stdlib.h>
#include <clib/cfathread.h>
#include <bits/defs.hfa>
#include <time_t.hfa>

extern "C" {
void _exit(int status);
}

Duration default_preemption(){
        return 0;
}


__thread int checkval = 0xBAADF00D;

void init(void * ) {
        printf("Local Init\n");
        checkval = 0xFEEDFACE;
}

void * checker( void * ) {
        for(int i = 0; i < 50; i++) {
                if(checkval != 0xFeedFace) {
                        printf("Bad Food!\n");
                }
                cfathread_yield();
        }
        printf("Done\n");
        return NULL;
}

int main() {
        init(NULL);
        cfathread_cluster_t cl = cfathread_cluster_self();

        cfathread_cluster_add_worker( cl, NULL, init, NULL );
        cfathread_cluster_add_worker( cl, NULL, init, NULL );
        cfathread_cluster_add_worker( cl, NULL, init, NULL );

        cfathread_attr_t attr;
        cfathread_attr_init(&attr);
        cfathread_attr_setcluster(&attr, cl);
        {
                printf("Starting Checkers\n");
                cfathread_t t[7];
                for(int i = 0; i < 7; i++) {
                        cfathread_create( &t[i], &attr, checker, NULL );
                }
                for(int i = 0; i < 7; i++) {
                        cfathread_join( t[i], NULL );
                }
        }
        cfathread_attr_destroy(&attr);
        fflush(stdout);
        _exit(0);
}