C++ (Cpp) DB_RESULT::update_fields_noid Beispiele

Beispiel #1

Datei: backend_lib.cpp Projekt: drshawnkwang/boinc

// cancel a particular job
//
int cancel_job(DB_WORKUNIT& wu) {
    DB_RESULT result;
    char set_clause[256], where_clause[256];
    int retval;

    // cancel unsent results
    //
    sprintf(set_clause, "server_state=%d, outcome=%d",
        RESULT_SERVER_STATE_OVER, RESULT_OUTCOME_DIDNT_NEED
    );
    sprintf(where_clause, "server_state<=%d and workunitid=%lu",
        RESULT_SERVER_STATE_UNSENT, wu.id
    );
    retval = result.update_fields_noid(set_clause, where_clause);
    if (retval) return retval;

    // cancel the workunit
    //
    sprintf(set_clause, "error_mask=error_mask|%d, transition_time=%d",
        WU_ERROR_CANCELLED, (int)(time(0))
    );
    retval = wu.update_field(set_clause);
    if (retval) return retval;
    return 0;
}

Beispiel #2

Datei: backend_lib.cpp Projekt: vertexclique/playground

int cancel_jobs(int min_id, int max_id) {
    DB_WORKUNIT wu;
    DB_RESULT result;
    char set_clause[256], where_clause[256];
    int retval;

    sprintf(set_clause, "server_state=%d, outcome=%d",
        RESULT_SERVER_STATE_OVER, RESULT_OUTCOME_DIDNT_NEED
    );
    sprintf(where_clause, "server_state=%d and workunitid >=%d and workunitid<= %d",
        RESULT_SERVER_STATE_UNSENT, min_id, max_id
    );
    retval = result.update_fields_noid(set_clause, where_clause);
    if (retval) return retval;

    sprintf(set_clause, "error_mask=error_mask|%d, transition_time=%d",
        WU_ERROR_CANCELLED, (int)(time(0))
    );
    sprintf(where_clause, "id>=%d and id<=%d", min_id, max_id);
    retval = wu.update_fields_noid(set_clause, where_clause);
    if (retval) return retval;
    return 0;
}