mirror of https://github.com/t1meshift/os_labs.git
37 lines
693 B
C
37 lines
693 B
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#include "mythreads.h"
|
|
|
|
#include "main-header.h"
|
|
#include "vector-header.h"
|
|
|
|
int retry = 0;
|
|
|
|
void vector_add(vector_t *v_dst, vector_t *v_src) {
|
|
top:
|
|
if (pthread_mutex_trylock(&v_dst->lock) != 0) {
|
|
goto top;
|
|
}
|
|
if (pthread_mutex_trylock(&v_src->lock) != 0) {
|
|
retry++;
|
|
Pthread_mutex_unlock(&v_dst->lock);
|
|
goto top;
|
|
}
|
|
int i;
|
|
for (i = 0; i < VECTOR_SIZE; i++) {
|
|
v_dst->values[i] = v_dst->values[i] + v_src->values[i];
|
|
}
|
|
Pthread_mutex_unlock(&v_dst->lock);
|
|
Pthread_mutex_unlock(&v_src->lock);
|
|
}
|
|
|
|
void fini() {
|
|
printf("Retries: %d\n", retry);
|
|
}
|
|
|
|
#include "main-common.c"
|
|
|