char *logmask_to_str(const log_mask_t &mask, char *buf, int size)
{
if (buf == nullptr || size <= 0)
{
return(buf);
}
int last_sev = -1;
bool is_range = false;
int len = 0;
for (int sev = 0; sev < 256; sev++)
{
if (logmask_test(mask, static_cast<log_sev_t>(sev)))
{
if (last_sev == -1)
{
len += snprintf(&buf[len], size - len, "%d,", sev);
}
else
{
is_range = true;
}
last_sev = sev;
}
else
{
if (is_range)
{
buf[len - 1] = '-'; // change last comma to a dash
len += snprintf(&buf[len], size - len, "%d,", last_sev);
is_range = false;
}
last_sev = -1;
}
}
// handle a range that ends on the last bit
if (is_range && last_sev != -1)
{
buf[len - 1] = '-'; // change last comma to a dash
len += snprintf(&buf[len], size - len, "%d", last_sev);
}
else
{
// Eat the last comma
if (len > 0)
{
len--;
}
}
buf[len] = 0;
return(buf);
} // logmask_to_str
/**
* Returns whether a log severity is active.
*
* @param sev The severity
* @return true/false
*/
bool log_sev_on(log_sev_t sev)
{
return(logmask_test(g_log.mask, sev));
}
