argp/bug-argp2.c

   1 #include <argp.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4
   5 static struct argp_option argp_options[] = {
   6   { "dstaddr", 'd', "ADDR", 0,
   7     "set destination (peer) address to ADDR" },
   8   { "peer", 'p', "ADDR", OPTION_ALIAS },
   9   { NULL }
  10 };
  11
  12 static error_t parse_opt (int key, char *arg, struct argp_state *state);
  13
  14 static struct argp argp =
  15 {
  16   argp_options, parse_opt
  17 };
  18
  19 static int cnt;
  20
  21 static int
  22 do_test (int argc, char *argv[])
  23 {
  24   int remaining;
  25   argp_parse (&argp, argc, argv, 0, &remaining, NULL);
  26   return cnt != 4;
  27 }
  28
  29 static error_t
  30 parse_opt (int key, char *arg, struct argp_state *state)
  31 {
  32   switch (key)
  33   {
  34   case 'd':
  35   case 'p':
  36     printf ("got '%c' with argument '%s'\n", key, arg);
  37     ++cnt;
  38     break;
  39   case 0:
  40   case ARGP_KEY_END:
  41   case ARGP_KEY_NO_ARGS:
  42   case ARGP_KEY_INIT:
  43   case ARGP_KEY_SUCCESS:
  44   case ARGP_KEY_FINI:
  45     // Ignore.
  46     return ARGP_ERR_UNKNOWN;
  47   default:
  48     printf ("invalid key '%x'\n", key);
  49     exit (1);
  50   }
  51   return 0;
  52 }
  53
  54 #define TEST_FUNCTION do_test (argc, argv)
  55 #include "../test-skeleton.c"