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Allow PUBSUB NUMSUB without channels.

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The result is an empty list but it is handy to call it programmatically.
This commit is contained in:
antirez 2013-06-20 15:34:56 +02:00
parent 455563faec
commit 519c9e11d1
1 changed files with 2 additions and 2 deletions
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4
src/pubsub.c
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@ -336,8 +336,8 @@ void pubsubCommand(redisClient *c) {
} }
dictReleaseIterator(di); dictReleaseIterator(di);
setDeferredMultiBulkLength(c,replylen,mblen); setDeferredMultiBulkLength(c,replylen,mblen);
} else if (!strcasecmp(c->argv[1]->ptr,"numsub") && c->argc > 2) { } else if (!strcasecmp(c->argv[1]->ptr,"numsub") && c->argc >= 2) {
/* PUBSUB NUMSUB Channel_1 [... Channel_N] */ /* PUBSUB NUMSUB [Channel_1 ... Channel_N] */
int j; int j;
addReplyMultiBulkLen(c,(c->argc-2)*2); addReplyMultiBulkLen(c,(c->argc-2)*2);