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/*************************************************************************
** Sample3
** Load sample.cfg and try to add a setting "foo"..
** on success save to testfoo.cfg
*************************************************************************/
#include <stdio.h>
#include <libconfig.h>
/***************************************************************************/
/*
*/
int print_path(config_setting_t *setting)
{
if(setting)
{
const char *name = config_setting_name(setting);
if(print_path(config_setting_parent(setting)))
putchar('.');
if(! config_setting_is_root(setting))
{
if(! name)
printf("[%d]", config_setting_index(setting));
else
printf(name);
return(1);
}
}
return(0);
}
/*
*/
int main()
{
struct config_t cfg;
config_setting_t *setting = NULL;
int i;
do
{
/* Initialize the configuration */
config_init(&cfg);
/* Load the file */
printf("loading [sample.cfg]...");
if (!config_read_file(&cfg, "sample.cfg"))
{
puts("failed");
break;
}
puts("ok");
/* Add setting "foo" */
printf("add setting \"foo\"...");
setting = config_setting_add(cfg.root, "foo", CONFIG_TYPE_INT);
if (!setting)
{
puts("failed");
break;
}
config_setting_set_int(setting, 1234);
puts("ok");
/** Look up an array element */
printf("looking up array element...");
setting = config_lookup(&cfg, "arrays.values.[0]");
if(! setting)
{
puts("failed");
break;
}
printf("value is: %d\n", config_setting_get_int(setting));
printf("path is: ");
print_path(setting);
putchar('\n');
/* Save to "samplefoo.cfg" */
printf("saving [samplefoo.cfg]...");
config_write_file(&cfg, "samplefoo.cfg");
puts("ok");
puts("Done!");
}
while(0);
/* Free the configuration */
config_destroy(&cfg);
return 0;
}
/***************************************************************************/
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