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
   6 #include "client_options.h"
   7 #include "utilities.h"
   8
   9
  10 /* Prototypes */
  11 void options_parse(int argc, char *argv[]);
  12
  13 static int opt_verbose;
  14 static int opt_displayflag;
  15 static char *opt_servers;
  16
  17 int main(int argc, char *argv[])
  18 {
  19   memcached_st *memc;
  20   char *string;
  21   size_t string_length;
  22   uint16_t  flags;
  23   memcached_return rc;
  24
  25   memc= memcached_init(NULL);
  26
  27   options_parse(argc, argv);
  28
  29   parse_opt_servers(memc, opt_servers);
  30
  31   while (optind <= argc)
  32   {
  33     string= memcached_get(memc, argv[optind], strlen(argv[optind]),
  34                           &string_length, &flags, &rc);
  35     if (rc == MEMCACHED_SUCCESS)
  36     {
  37       if (opt_displayflag)
  38       {
  39         if (opt_verbose)
  40           printf("key: %.*s\nflags: ", argv[optind]);
  41         printf("%d\n", flags);
  42       }
  43       else
  44       {
  45         if (opt_verbose)
  46           printf("key: %.*s\nflags: %d\nlength: %d\nvalue: ",
  47                  argv[optind], flags, string_length);
  48         printf("%.*s\n", string_length, string);
  49         free(string);
  50       }
  51     }
  52     else
  53     {
  54       fprintf(stderr, "memcat: %s: memcache error %s\n",
  55               argv[optind], memcached_strerror(memc, rc));
  56     }
  57     optind++;
  58   }
  59
  60   memcached_deinit(memc);
  61
  62   return 0;
  63 };
  64
  65
  66 void options_parse(int argc, char *argv[])
  67 {
  68   int option_index = 0;
  69   int option_rv;
  70
  71   static struct option long_options[] =
  72     {
  73       {"version", no_argument, NULL, OPT_VERSION},
  74       {"help", no_argument, NULL, OPT_HELP},
  75       {"verbose", no_argument, &opt_verbose, 1},
  76       {"debug", no_argument, &opt_verbose, 2},
  77       {"servers", required_argument, NULL, OPT_SERVERS},
  78       {"flag", no_argument, &opt_displayflag, OPT_FLAG},
  79       {0, 0, 0, 0},
  80     };
  81
  82   while (1)
  83   {
  84     option_rv = getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
  85     if (option_rv == -1) break;
  86     switch (option_rv) {
  87     case 0:
  88       break;
  89     case OPT_VERSION: /* --version or -V */
  90       printf("memcache tools, memcat, v1.0\n");
  91       exit(0);
  92       break;
  93     case OPT_HELP: /* --help or -h */
  94       printf("useful help messages go here\n");
  95       exit(0);
  96       break;
  97     case OPT_SERVERS: /* --servers or -s */
  98       opt_servers= optarg;
  99       break;
 100     case '?':
 101       /* getopt_long already printed an error message. */
 102       exit(1);
 103     default:
 104       abort();
 105     }
 106   }
 107 }