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Cluster: getKeysFromCommand() top comment improved.

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antirez 2014-03-10 15:31:01 +01:00
parent c0e818ab08
commit ef5e7fbaa2
1 changed files with 9 additions and 3 deletions
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12
src/db.c
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@ -951,12 +951,18 @@ int *getKeysUsingCommandTable(struct redisCommand *cmd,robj **argv, int argc, in
return keys;
}
/* Return keys as an heap allocated array of integers. The length of the array
* is returned by reference into *numkeys.
/* Return all the arguments that are keys in the command passed via argc / argv.
*
* The command returns the positions of all the key arguments inside the array,
* so the actual return value is an heap allocated array of integers. The
* length of the array is returned by reference into *numkeys.
*
* 'cmd' must be point to the corresponding entry into the redisCommand
* table, according to the command name in argv[0].
*
* This function uses the command table if a command-specific helper function
* is not required, otherwise it calls the command-specific function. */
int *getKeysFromCommand(struct redisCommand *cmd,robj **argv, int argc, int *numkeys) {
int *getKeysFromCommand(struct redisCommand *cmd, robj **argv, int argc, int *numkeys) {
if (cmd->getkeys_proc) {
return cmd->getkeys_proc(cmd,argv,argc,numkeys);
} else {