hiredis/example.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "hiredis.h"
int main(void) {
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unsigned int j;
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redisContext *c;
redisReply *reply;
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c = redisConnect((char*)"127.0.0.1", 6379, NULL);
if (c->error != NULL) {
printf("Connection error: %s\n", c->error);
exit(1);
}
/* PING server */
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reply = redisCommand(c,"PING");
printf("PONG: %s\n", reply->reply);
freeReplyObject(reply);
/* Set a key */
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reply = redisCommand(c,"SET %s %s", "foo", "hello world");
printf("SET: %s\n", reply->reply);
freeReplyObject(reply);
/* Set a key using binary safe API */
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reply = redisCommand(c,"SET %b %b", "bar", 3, "hello", 5);
printf("SET (binary API): %s\n", reply->reply);
freeReplyObject(reply);
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/* Try a GET and two INCR */
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reply = redisCommand(c,"GET foo");
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printf("GET foo: %s\n", reply->reply);
freeReplyObject(reply);
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reply = redisCommand(c,"INCR counter");
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printf("INCR counter: %lld\n", reply->integer);
freeReplyObject(reply);
/* again ... */
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reply = redisCommand(c,"INCR counter");
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printf("INCR counter: %lld\n", reply->integer);
freeReplyObject(reply);
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/* Create a list of numbers, from 0 to 9 */
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reply = redisCommand(c,"DEL mylist");
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freeReplyObject(reply);
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for (j = 0; j < 10; j++) {
char buf[64];
snprintf(buf,64,"%d",j);
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reply = redisCommand(c,"LPUSH mylist element-%s", buf);
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freeReplyObject(reply);
}
/* Let's check what we have inside the list */
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reply = redisCommand(c,"LRANGE mylist 0 -1");
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if (reply->type == REDIS_REPLY_ARRAY) {
for (j = 0; j < reply->elements; j++) {
printf("%u) %s\n", j, reply->element[j]->reply);
}
}
freeReplyObject(reply);
return 0;
}