+static void usage() {
+ fprintf(stderr, "usage: redis-cli [-h host] [-p port] [-a authpw] [-r repeat_times] [-n db_num] [-i] cmd arg1 arg2 arg3 ... argN\n");
+ fprintf(stderr, "usage: echo \"argN\" | redis-cli [-h host] [-a authpw] [-p port] [-r repeat_times] [-n db_num] cmd arg1 arg2 ... arg(N-1)\n");
+ fprintf(stderr, "\nIf a pipe from standard input is detected this data is used as last argument.\n\n");
+ fprintf(stderr, "example: cat /etc/passwd | redis-cli set my_passwd\n");
+ fprintf(stderr, "example: redis-cli get my_passwd\n");
+ fprintf(stderr, "example: redis-cli -r 100 lpush mylist x\n");
+ fprintf(stderr, "\nRun in interactive mode: redis-cli -i or just don't pass any command\n");
+ exit(1);
+}
+
+/* Turn the plain C strings into Sds strings */
+static char **convertToSds(int count, char** args) {
+ int j;
+ char **sds = zmalloc(sizeof(char*)*count+1);
+
+ for(j = 0; j < count; j++)
+ sds[j] = sdsnew(args[j]);
+
+ return sds;
+}
+
+static char *prompt(char *line, int size) {
+ char *retval;
+
+ do {
+ printf(">> ");
+ retval = fgets(line, size, stdin);
+ } while (retval && *line == '\n');
+ line[strlen(line) - 1] = '\0';
+
+ return retval;
+}
+
+static void repl() {
+ int size = 4096, max = size >> 1, argc;
+ char buffer[size];
+ char *line = buffer;
+ char **ap, *args[max];
+
+ if (config.auth != NULL) {
+ char *authargv[2];
+
+ authargv[0] = "AUTH";
+ authargv[1] = config.auth;
+ cliSendCommand(2, convertToSds(2, authargv));
+ }
+
+ while (prompt(line, size)) {
+ argc = 0;
+
+ for (ap = args; (*ap = strsep(&line, " \t")) != NULL;) {
+ if (**ap != '\0') {
+ if (argc >= max) break;
+ if (strcasecmp(*ap,"quit") == 0 || strcasecmp(*ap,"exit") == 0)
+ exit(0);
+ ap++;
+ argc++;
+ }
+ }
+
+ config.repeat = 1;
+ cliSendCommand(argc, convertToSds(argc, args));
+ line = buffer;
+ }
+
+ exit(0);
+}
+