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/*************************************************************************
** Sample1
** Load sample.cfg and increment the "X" setting
*************************************************************************/
#include <stdio.h>
#include <libconfig.h>
struct config_t cfg;
/***************************************************************************/
int main(int argc, char **argv)
{
char *file = "sample.cfg", *var = "x";
if(argc >= 2)
file = argv[1];
if(argc >= 3)
var = argv[2];
/* Initialize the configuration */
config_init(&cfg);
/* Load the file */
printf("loading [%s]...", file);
if(!config_read_file(&cfg, file))
printf("failed\n");
else
{
config_setting_t *setting = NULL;
printf("ok\n");
/* Get the variable setting from the configuration.. */
printf("increment \"%s\"...", var);
setting = config_lookup(&cfg, var);
if(!setting)
printf("failed\n");
else
{
long x = config_setting_get_int(setting);
x++;
config_setting_set_int(setting, x);
printf("ok (%s=%lu)\n", var, x);
/* Save the changes */
printf("saving [%s]...", file);
config_write_file(&cfg, file);
printf("ok\n");
printf("Done!\n");
}
}
/* Free the configuration */
config_destroy(&cfg);
return 0;
}
/***************************************************************************/
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