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

#define buff 10

char *Buffer;
int index = 0;
pthread_mutex_t mutex;
pthread_cond_t cond1;
pthread_cond_t cond2;
void *producent(void *p){
        while(1){
        pthread_mutex_lock(&mutex);
        if(index == buff){
                pthread_cond_wait(&cond1,&mutex);
        }
        index++;
        printf("Produkujem...[%d]\n",index);
        pthread_mutex_unlock(&mutex);
        pthread_cond_signal(&cond2);
        }
}

void *konzumer(void *p){
        while(1){
                pthread_mutex_lock(&mutex);
                if(index == -1){
                        pthread_cond_wait(&cond2,&mutex);
                }
        printf("Konzumujem...[%d]\n",index--);
        pthread_mutex_unlock(&mutex);
        pthread_cond_signal(&cond1);
        }
}

int main(){
        pthread_t kon,prod;
        pthread_create(&kon,NULL,konzumer,NULL);
        pthread_create(&prod,NULL,producent,NULL);
        pthread_join(kon,NULL);
        pthread_join(prod,NULL);
        return 0;

}
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