nested.c

/* Example by Thomas Adam */
 
#include <confuse.h>
#include <stdio.h>
#include <string.h>
 
#define CONF "nested.conf"
 
int main(void)
{
    cfg_opt_t group_opts[] = {
        CFG_INT("number", 0, CFGF_NONE),
        CFG_INT("total", 0, CFGF_NONE),
        CFG_END()
    };
    cfg_opt_t groups_opts[] = {
        CFG_STR("name", "Esmé", CFGF_NONE),
        CFG_SEC("group", group_opts, CFGF_TITLE | CFGF_MULTI),
        CFG_END()
    };
    cfg_opt_t opts[] = {
        CFG_SEC("groups", groups_opts, CFGF_NONE),
        CFG_END()
    };
    cfg_t *cfg, *sec;
    size_t i, j;
 
    cfg = cfg_init(opts, CFGF_NONE);
    if (!cfg || cfg_parse(cfg, CONF) == CFG_PARSE_ERROR) {
        perror("Failed parsing " CONF);
        return 1;
    }
 
    /* Iterate over the sections and print fields from each section. */
    for (i = 0; i < cfg_size(cfg, "groups"); i++) {
        sec = cfg_getnsec(cfg, "groups", i);
 
        for (j = 0; j < cfg_size(sec, "group"); j++) {
            cfg_t *opt = cfg_getnsec(sec, "group", j);
 
            printf("group title:  '%s'\n", cfg_title(opt));
            printf("group number:  %ld\n", cfg_getint(opt, "number"));
            printf("group total:   %ld\n", cfg_getint(opt, "total"));
            printf("\n");
        }
    }
 
    cfg_free(cfg);
 
    return 0;
}