Function rewriteClientCommandVector

app/redis-6.2.6/src/networking.c:3096–3112

Rewrite the command vector of the client. All the new objects ref count * is incremented. The old command vector is freed, and the old objects * ref count is decremented. */

 * is incremented. The old command vector is freed, and the old objects
 * ref count is decremented. */
void rewriteClientCommandVector(client *c, int argc, ...) {
    va_list ap;
    int j;
    robj **argv; /* The new argument vector */

    argv = zmalloc(sizeof(robj*)*argc);
    va_start(ap,argc);
    for (j = 0; j < argc; j++) {
        robj *a;

        a = va_arg(ap, robj*);
        argv[j] = a;
        incrRefCount(a);
    }
    replaceClientCommandVector(c, argc, argv);
    va_end(ap);
}

/* Completely replace the client command vector with the provided one. */
void replaceClientCommandVector(client *c, int argc, robj **argv) {