cloud-sat/workers/clause.hpp

#ifndef _clause_hpp_INCLUDED
#define _clause_hpp_INCLUDED

struct clause_store {
    int size, lbd;
    int *data;
    std::atomic<int> refs;
    clause_store(int sz) {
        size = sz;
        data = (int*) malloc(sizeof(int) * sz);
        lbd = 0;
        refs = 1;
    }
    void increase_refs(int inc) {
        refs += inc;
    }
    bool free_clause() {
        int ref = refs.fetch_sub(1);
        if (ref <= 1) {
            // for (int i = 0; i < size; i++)
            //     printf("%d ", data[i]);
            // puts("");
            free(data);
            return true;
        }
        return false;
    }
    ~clause_store() {
        puts("free");
    }
};

#endif