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

   1 #include <stdio.h>
   2 #include <ctype.h>
   3 #include <string.h>
   4 #include "utilities.h"
   5
   6
   7 long int timedif(struct timeval a, struct timeval b)
   8 {
   9   register int us, s;
  10
  11   us = a.tv_usec - b.tv_usec;
  12   us /= 1000;
  13   s = a.tv_sec - b.tv_sec;
  14   s *= 1000;
  15   return s + us;
  16 }
  17
  18 void version_command(char *command_name)
  19 {
  20   printf("%s v%u.%u\n", command_name, 1, 0);
  21   exit(0);
  22 }
  23
  24 char *lookup_help(memcached_options option)
  25 {
  26   switch (option)
  27   {
  28   case OPT_SERVERS: return("List which servers you wish to connect to.");
  29   case OPT_VERSION: return("Display the version of the application and then exit.");
  30   case OPT_HELP: return("Diplay this message and then exit.");
  31   case OPT_VERBOSE: return("Give more details on the progression of the application.");
  32   case OPT_DEBUG: return("Provide output only useful for debugging.");
  33   case OPT_FLAG: return("Provide flag information for storage operation.");
  34   case OPT_EXPIRE: return("Set the expire option for the object.");
  35   case OPT_SET: return("Use set command with memcached when storing.");
  36   case OPT_REPLACE: return("Use replace command with memcached when storing.");
  37   case OPT_ADD: return("Use add command with memcached when storing.");
  38   case OPT_SLAP_EXECUTE_NUMBER: return("Number of times to execute the given test.");
  39   case OPT_SLAP_INITIAL_LOAD: return("Number of key pairs to load before executing tests.");
  40   case OPT_SLAP_TEST: return("Test to run.");
  41   case OPT_SLAP_CONCURRENCY: return("Number of users to simulate with load.");
  42   case OPT_SLAP_NON_BLOCK: return("Set TCP up to use non-blocking IO.");
  43   case OPT_SLAP_TCP_NODELAY: return("Set TCP socket up to use nodelay.");
  44   case OPT_FLUSH: return("Flush servers before running tests.");
  45   };
  46
  47   return "forgot to document this one :)";
  48 }
  49
  50 void help_command(char *command_name, char *description,
  51                   const struct option *long_options,
  52                   memcached_programs_help_st *options)
  53 {
  54   unsigned int x;
  55
  56   printf("%s v%u.%u\n\n", command_name, 1, 0);
  57   printf("\t%s\n\n", description);
  58   printf("Current options. A '=' means the option takes a value.\n\n");
  59
  60   for (x= 0; long_options[x].name; x++)
  61   {
  62     char *help_message;
  63
  64     printf("\t --%s%c\n", long_options[x].name,
  65            long_options[x].has_arg ? '=' : ' ');
  66     if ((help_message= lookup_help(long_options[x].val)))
  67       printf("\t\t%s\n", help_message);
  68   }
  69
  70   printf("\n");
  71   exit(0);
  72 }