Fixed return value of GETRANGE / SUBSTR

This commit is contained in:
antirez 2011-03-04 16:22:50 +01:00
parent 4aec2ec8c4
commit 0b537972f4

View File

@ -259,7 +259,7 @@ void getrangeCommand(redisClient *c) {
return;
if (getLongFromObjectOrReply(c,c->argv[3],&end,NULL) != REDIS_OK)
return;
if ((o = lookupKeyReadOrReply(c,c->argv[1],shared.nullbulk)) == NULL ||
if ((o = lookupKeyReadOrReply(c,c->argv[1],shared.emptybulk)) == NULL ||
checkType(c,o,REDIS_STRING)) return;
if (o->encoding == REDIS_ENCODING_INT) {
@ -280,7 +280,7 @@ void getrangeCommand(redisClient *c) {
/* Precondition: end >= 0 && end < strlen, so the only condition where
* nothing can be returned is: start > end. */
if (start > end) {
addReply(c,shared.nullbulk);
addReply(c,shared.emptybulk);
} else {
addReplyBulkCBuffer(c,(char*)str+start,end-start+1);
}