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Add comment on return value of redisGetReply

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This commit is contained in:
Pieter Noordhuis 2010-11-01 13:01:42 +01:00
parent 728de4a695
commit 4b530833c6
1 changed files with 6 additions and 1 deletions
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README.md
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@ -148,7 +148,12 @@ to the `redisCommand` family, apart from not returning a reply:
void redisAppendCommandArgv(redisContext *c, int argc, const char **argv, const size_t *argvlen);
After calling either function one or more times, `redisGetReply` can be used to receive the
subsequent replies:
subsequent replies. The return value for this function is either `REDIS_OK` or `REDIS_ERR`, where
the latter means an error occurred while reading a reply. Just as with the other commands,
the `error` field in the context can be used to find out what the cause of this error is.
The following examples shows a simple pipeline (resulting in only a single call to `write(2)` and
a single call to `write(2)`):
redisReply *reply;
redisAppendCommand(context,"SET foo bar");