git.m6w6.name Git - awesomized/libmemcached/blob - src/bin/memerror.cc

   1 /*
   2     +--------------------------------------------------------------------+
   3     | libmemcached - C/C++ Client Library for memcached                  |
   4     +--------------------------------------------------------------------+
   5     | Redistribution and use in source and binary forms, with or without |
   6     | modification, are permitted under the terms of the BSD license.    |
   7     | You should have received a copy of the license in a bundled file   |
   8     | named LICENSE; in case you did not receive a copy you can review   |
   9     | the terms online at: https://opensource.org/licenses/BSD-3-Clause  |
  10     +--------------------------------------------------------------------+
  11     | Copyright (c) 2006-2014 Brian Aker   https://datadifferential.com/ |
  12     | Copyright (c) 2020 Michael Wallner   <mike@php.net>                |
  13     +--------------------------------------------------------------------+
  14 */
  15
  16 #include "mem_config.h"
  17
  18 #define PROGRAM_NAME        "memerror"
  19 #define PROGRAM_DESCRIPTION "Translate a memcached error code into a string."
  20 #define PROGRAM_VERSION     "1.1"
  21
  22 #include "common/options.hpp"
  23
  24 int main(int argc, char *argv[]) {
  25   client_options opt{PROGRAM_NAME, PROGRAM_VERSION, PROGRAM_DESCRIPTION, "code [code ...]"};
  26
  27   for (const auto &def : opt.defaults) {
  28     switch (def.opt.val) {
  29     case 'h': // --help
  30     case 'V': // --version
  31     case 'v': // --verbose
  32     case 'd': // --debug
  33       opt.add(def);
  34       break;
  35     default:
  36       break;
  37     }
  38   }
  39
  40   char **argp = nullptr;
  41   if (!opt.parse(argc, argv, &argp)) {
  42     exit(EXIT_FAILURE);
  43   }
  44
  45   opt.apply(nullptr);
  46
  47   if (!*argp) {
  48     std::cerr << "No error codes provided.\n";
  49     exit(EXIT_FAILURE);
  50   }
  51
  52   for (auto arg = argp; *arg; ++arg) {
  53     auto code = std::stoul(*arg);
  54     auto rc = static_cast<memcached_return_t>(code);
  55
  56     if (opt.isset("verbose")) {
  57       std::cout << "code: " << code << "\n";
  58       std::cout << "name: " << memcached_strerror(nullptr, rc) << "\n";
  59     } else {
  60       std::cout << memcached_strerror(nullptr, rc) << "\n";
  61     }
  62   }
  63
  64   exit(EXIT_SUCCESS);
  65 }