void setGenericCommand(redisClient *c, int nx, robj *key, robj *val, robj *expire) {
int retval;
long seconds = 0; /* initialized to avoid an harmness warning */
if (expire) {
if (getLongFromObjectOrReply(c, expire, &seconds, NULL) != REDIS_OK)
return;
if (seconds <= 0) {
addReplySds(c,sdsnew("-ERR invalid expire time in SETEX\r\n"));
return;
}
}
touchWatchedKey(c->db,key);
if (nx) deleteIfVolatile(c->db,key);
retval = dbAdd(c->db,key,val);
if (retval == REDIS_ERR) {
if (!nx) {
dbReplace(c->db,key,val);
incrRefCount(val);
} else {
addReply(c,shared.czero);
return;
}
} else {
incrRefCount(val);
}
server.dirty++;
removeExpire(c->db,key);
if (expire) setExpire(c->db,key,time(NULL)+seconds);
addReply(c, nx ? shared.cone : shared.ok);
}
static robj *lookupKeyWrite(redisDb *db, robj *key) {
deleteIfVolatile(db,key);
return lookupKey(db,key);
}
