git.m6w6.name Git - awesomized/libmemcached/blob - src/memcat.c

   1 #include <stdio.h>
   2 #include <unistd.h>
   3 #include <getopt.h>
   4 #include <memcached.h>
   5 #include "client_options.h"
   6
   7 static int opt_verbose;
   8 static int opt_displayflag;
   9 static char *opt_servers;
  10
  11 struct memcached_st *parse_opt_servers (struct memcached_st *m,
  12                                         char *opt_servers)
  13 {
  14   char *s, *hostname;
  15   unsigned int portnum;
  16   while (s = strsep(&opt_servers, ",")) {
  17     hostname = strsep(&s, ":");
  18     portnum = atoi(s);
  19     memcached_server_add(m, hostname, portnum);
  20   }
  21   return m;
  22 }
  23
  24 int main(int argc, char *argv[])
  25 {
  26   memcached_st *memc;
  27   char *string;
  28   size_t string_length;
  29   uint16_t  flags;
  30   memcached_return rc;
  31
  32   static struct option long_options[] =
  33     {
  34       {"version", no_argument, NULL, OPT_VERSION},
  35       {"help", no_argument, NULL, OPT_HELP},
  36       {"verbose", no_argument, &opt_verbose, 1},
  37       {"debug", no_argument, &opt_verbose, 2},
  38       {"servers", required_argument, NULL, OPT_SERVERS},
  39       {"flag", no_argument, &opt_displayflag, OPT_FLAG},
  40       {0, 0, 0, 0},
  41     };
  42   int option_index = 0;
  43   int option_rv;
  44
  45   while (1)
  46   {
  47     option_rv = getopt_long(argc, argv, "", long_options, &option_index);
  48     if (option_rv == -1) break;
  49     switch (option_rv) {
  50     case 0:
  51       break;
  52     case OPT_VERSION: /* --version */
  53       printf("memcache tools, memcat, v1.0\n");
  54       exit(0);
  55       break;
  56     case OPT_HELP: /* --help */
  57       printf("useful help messages go here\n");
  58       exit(0);
  59       break;
  60     case OPT_SERVERS: /* --servers */
  61       opt_servers = strdup(optarg);
  62       break;
  63     case '?':
  64       /* getopt_long already printed an error message. */
  65       exit(1);
  66     default:
  67       abort();
  68     }
  69   }
  70
  71   memc= memcached_init(NULL);
  72   memc= parse_opt_servers(memc, opt_servers);
  73
  74   while (optind <= argc) {
  75     string= memcached_get(memc, argv[optind], strlen(argv[optind]),
  76                           &string_length, &flags, &rc);
  77     if (rc == MEMCACHED_SUCCESS) {
  78       if (opt_displayflag) {
  79         printf("%d\n", flags);
  80       } else {
  81         if (string)
  82         {
  83           printf("%.*s\n", string_length, string);
  84           free(string);
  85         }
  86       }
  87     }
  88
  89     optind++;
  90   }
  91
  92   memcached_deinit(memc);
  93
  94   return 0;
  95 };