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confuse 2.7

    1: #include <stdio.h>
    2: #include <confuse.h>
    3: 
    4: int validate_unsigned_int(cfg_t *cfg, cfg_opt_t *opt)
    5: {
    6:     int value = cfg_opt_getnint(opt, cfg_opt_size(opt) - 1);
    7:     if(value < 0)
    8:     {
    9:         cfg_error(cfg, "integer option '%s' must be positive in section '%s'",
   10:                 opt->name, cfg->name);
   11:         return -1;
   12:     }
   13:     return 0;
   14: }
   15: 
   16: int main(void)
   17: {
   18:     cfg_opt_t greet_opts[] =
   19:     {
   20:         CFG_STR_LIST("targets", "{World}", CFGF_NONE),
   21:         CFG_INT("repeat", 1, CFGF_NONE),
   22:         CFG_END()
   23:     };
   24:     cfg_opt_t opts[] =
   25:     {
   26:         CFG_SEC("greeting", greet_opts, CFGF_TITLE | CFGF_MULTI),
   27:         CFG_END()
   28:     };
   29:     cfg_t *cfg, *cfg_greet;
   30:     int repeat;
   31:     int i, j;
   32: 
   33:     cfg = cfg_init(opts, CFGF_NONE);
   34:     cfg_set_validate_func(cfg, "greeting|repeat", validate_unsigned_int);
   35:     if(cfg_parse(cfg, "hello.conf") == CFG_PARSE_ERROR)
   36:         return 1;
   37: 
   38:     for(j = 0; j < cfg_size(cfg, "greeting"); j++)
   39:     {
   40:         cfg_greet = cfg_getnsec(cfg, "greeting", j);
   41: 
   42:         repeat = cfg_getint(cfg_greet, "repeat");
   43:         while(repeat--)
   44:         {
   45:             printf("%s", cfg_title(cfg_greet));
   46:             for(i = 0; i < cfg_size(cfg_greet, "targets"); i++)
   47:                 printf(", %s", cfg_getnstr(cfg_greet, "targets", i));
   48:             printf("!\n");
   49:         }
   50:     }
   51: 
   52:     cfg_free(cfg);
   53:     return 0;
   54: }
   55: