/*
UPC Testing Suite

Copyright (C) 2000 Chen Jianxun, Sebastien Chauvin, Tarek El-Ghazawi

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
/**
   Test: XII_case2_i - dynamic locks
   Purpose: To check the dynamic locks allocation
   Type: Positive.
   How : - Allocate a lock using upc_global_lock_alloc
         - Use upc_lock to protect a critical section
*/

#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <upc.h>

upc_lock_t* shared lock1[THREADS];

shared int v[THREADS];

int main()
{
    int i;
    int pe=MYTHREAD;
    int errflag=0;

 
    lock1[MYTHREAD]=upc_global_lock_alloc();
 
    upc_barrier 1;

    for(i=0; i<THREADS; i++) {
	int tmp;
      
	upc_lock(lock1[i]);
	tmp=v[i];
	sleep(1);
	v[i]=tmp+1;
	upc_unlock(lock1[i]);
    }

    upc_barrier 2;

    if (!MYTHREAD)
	{ for(i=0; i<THREADS; i++) 
	    if (v[i]!=THREADS)
		errflag=1;
	}

    if (errflag) {
	printf("Failure: on Thread %d with errflag %d\n",MYTHREAD,errflag);
    } else if (MYTHREAD == 0) {
	printf("Success: on Thread %d \n",MYTHREAD);
    }

    return(errflag);   
}