+\r
+\r
+void options_parse(int argc, char *argv[])\r
+{\r
+ int option_index= 0;\r
+ int option_rv;\r
+\r
+ static struct option long_options[]=\r
+ {\r
+ {"version", no_argument, NULL, OPT_VERSION},\r
+ {"help", no_argument, NULL, OPT_HELP},\r
+ {"verbose", no_argument, &opt_verbose, OPT_VERBOSE},\r
+ {"debug", no_argument, &opt_verbose, OPT_DEBUG},\r
+ {"servers", required_argument, NULL, OPT_SERVERS},\r
+ {"flag", no_argument, &opt_displayflag, OPT_FLAG},\r
+ {0, 0, 0, 0},\r
+ };\r
+\r
+ while (1) \r
+ {\r
+ option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);\r
+ if (option_rv == -1) break;\r
+ switch (option_rv)\r
+ {\r
+ case 0:\r
+ break;\r
+ case OPT_VERBOSE: /* --verbose or -v */\r
+ opt_verbose = OPT_VERBOSE;\r
+ break;\r
+ case OPT_DEBUG: /* --debug or -d */\r
+ opt_verbose = OPT_DEBUG;\r
+ break;\r
+ case OPT_VERSION: /* --version or -V */\r
+ printf("memcache tools, memcat, v1.0\n");\r
+ exit(0);\r
+ break;\r
+ case OPT_HELP: /* --help or -h */\r
+ printf("useful help messages go here\n");\r
+ exit(0);\r
+ break;\r
+ case OPT_SERVERS: /* --servers or -s */\r
+ opt_servers= strdup(optarg);\r
+ break;\r
+ case '?':\r
+ /* getopt_long already printed an error message. */\r
+ exit(1);\r
+ default:\r
+ abort();\r
+ }\r
+ }\r
+}\r