+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <memcached.h>
+
+#include "utilities.h"
+
+#define PROGRAM_NAME "memcat"
+#define PROGRAM_DESCRIPTION "Cat a set of key values to stdout."
+
+
+/* Prototypes */
+void options_parse(int argc, char *argv[]);
+
+static int opt_verbose= 0;
+static int opt_displayflag= 0;
+static char *opt_servers;
+
+int main(int argc, char *argv[])
+{
+ memcached_st *memc;
+ char *string;
+ size_t string_length;
+ uint16_t flags;
+ memcached_return rc;
+ memcached_server_st *servers;
+
+ options_parse(argc, argv);
+
+ if (!opt_servers)
+ {
+ char *temp;
+
+ if ((temp= getenv("MEMCACHED_SERVERS")))
+ opt_servers= strdup(temp);
+ else
+ exit(1);
+ }
+
+ memc= memcached_create(NULL);
+
+ servers= memcached_servers_parse(opt_servers);
+
+ memcached_server_push(memc, servers);
+ memcached_server_list_free(servers);
+
+ while (optind < argc)
+ {
+ string= memcached_get(memc, argv[optind], strlen(argv[optind]),
+ &string_length, &flags, &rc);
+ if (rc == MEMCACHED_SUCCESS)
+ {
+ if (opt_displayflag)
+ {
+ if (opt_verbose)
+ printf("key: %s\nflags: ", argv[optind]);
+ printf("%x\n", flags);
+ }
+ else
+ {
+ if (opt_verbose)
+ printf("key: %s\nflags: %x\nlength: %zu\nvalue: ",
+ argv[optind], flags, string_length);
+ printf("%.*s\n", (int)string_length, string);
+ free(string);
+ }
+ }
+ else if (rc != MEMCACHED_NOTFOUND)
+ {
+ fprintf(stderr, "memcat: %s: memcache error %s",
+ argv[optind], memcached_strerror(memc, rc));
+ if (memc->my_errno)
+ fprintf(stderr, " system error %s", strerror(memc->my_errno));
+ fprintf(stderr, "\n");
+ }
+ optind++;
+ }
+
+ memcached_free(memc);
+
+ free(opt_servers);
+
+ return 0;
+}
+
+
+void options_parse(int argc, char *argv[])
+{
+ int option_index= 0;
+ int option_rv;
+
+ memcached_programs_help_st help_options[]=
+ {
+ {0},
+ };
+
+ static struct option long_options[]=
+ {
+ {"version", no_argument, NULL, OPT_VERSION},
+ {"help", no_argument, NULL, OPT_HELP},
+ {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
+ {"debug", no_argument, &opt_verbose, OPT_DEBUG},
+ {"servers", required_argument, NULL, OPT_SERVERS},
+ {"flag", no_argument, &opt_displayflag, OPT_FLAG},
+ {0, 0, 0, 0},
+ };
+
+ while (1)
+ {
+ option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
+ if (option_rv == -1) break;
+ switch (option_rv)
+ {
+ case 0:
+ break;
+ case OPT_VERBOSE: /* --verbose or -v */
+ opt_verbose = OPT_VERBOSE;
+ break;
+ case OPT_DEBUG: /* --debug or -d */
+ opt_verbose = OPT_DEBUG;
+ break;
+ case OPT_VERSION: /* --version or -V */
+ version_command(PROGRAM_NAME);
+ break;
+ case OPT_HELP: /* --help or -h */
+ help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
+ break;
+ case OPT_SERVERS: /* --servers or -s */
+ opt_servers= strdup(optarg);
+ break;
+ case '?':
+ /* getopt_long already printed an error message. */
+ exit(1);
+ default:
+ abort();
+ }
+ }
+}