void advise(const char *advice, ...)
{
va_list params;
va_start(params, advice);
vreportf("hint: ", advice, params);
va_end(params);
}
void warning(const char *warn, ...)
{
va_list params;
va_start(params, warn);
vreportf("Warning: ", warn, params);
va_end(params);
}
int error(const char *err, ...)
{
va_list params;
va_start(params, err);
vreportf("Error: ", err, params);
va_end(params);
return -1;
}
/*
* Public functions
*/
void usagef(const char *err, ...)
{
va_list params;
va_start(params, err);
vreportf("Usage: ", err, params);
exit(129);
va_end(params);
}
static NORETURN void die_webcgi(const char *err, va_list params)
{
if (dead <= 1) {
vreportf("fatal: ", err, params);
http_status(500, "Internal Server Error");
hdr_nocache();
end_headers();
}
exit(0); /* we successfully reported a failure ;-) */
}
static NORETURN void die_async(const char *err, va_list params)
{
vreportf("fatal: ", err, params);
if (in_async()) {
struct async *async = pthread_getspecific(async_key);
if (async->proc_in >= 0)
close(async->proc_in);
if (async->proc_out >= 0)
close(async->proc_out);
pthread_exit((void *)128);
}
exit(128);
}
static void warn_builtin(const char *warn, va_list params)
{
vreportf("warning: ", warn, params);
}
static void error_builtin(const char *err, va_list params)
{
vreportf("error: ", err, params);
}
static NORETURN void die_builtin(const char *err, va_list params)
{
vreportf("fatal: ", err, params);
exit(128);
}
static NORETURN void usage_builtin(const char *err, va_list params)
{
vreportf("usage: ", err, params);
exit(129);
}
/*
* parent will make it look like the child spewed a fatal error and died
* this is needed to prevent changes to t0061.
*/
static void fake_fatal(const char *err, va_list params)
{
vreportf("fatal: ", err, params);
}
static NORETURN void die_routine(const char *err, va_list params){
vreportf("Fatal: ", err, params);
exit(128);
}
