static void _vsyslog(int priority, const char *message, va_list ap)
{
char timebuf[16];
time_t now;
struct tm tm;
char buf[256];
int errno_save = errno;
int pid;
int l, l2;
if (log_fd < 0) {
__openlog();
if (log_fd < 0) return;
}
if (!(priority & LOG_FACMASK)) priority |= log_facility;
now = time(NULL);
gmtime_r(&now, &tm);
strftime(timebuf, sizeof timebuf, "%b %e %T", &tm);
pid = (log_opt & LOG_PID) ? getpid() : 0;
l = snprintf(buf, sizeof buf, "<%d>%s %s%s%.0d%s: ",
priority, timebuf, log_ident, "["+!pid, pid, "]"+!pid);
errno = errno_save;
l2 = vsnprintf(buf+l, sizeof buf - l, message, ap);
if (l2 >= 0) {
if (l2 >= sizeof buf - l) l = sizeof buf - 1;
else l += l2;
if (buf[l-1] != '\n') buf[l++] = '\n';
send(log_fd, buf, l, 0);
}
}
static void _vsyslog(int priority, const char *message, va_list ap)
{
char timebuf[16];
time_t now;
struct tm tm;
char buf[256];
int pid;
int l, l2;
if (log_fd < 0) {
__openlog(log_ident, log_opt | LOG_NDELAY, log_facility);
if (log_fd < 0) {
UNLOCK(lock);
return;
}
}
now = time(NULL);
gmtime_r(&now, &tm);
strftime(timebuf, sizeof timebuf, "%b %e %T", &tm);
pid = (log_opt & LOG_PID) ? getpid() : 0;
l = snprintf(buf, sizeof buf, "<%d>%s %s%s%.0d%s: ",
priority, timebuf,
log_ident ? log_ident : "",
"["+!pid, pid, "]"+!pid);
l2 = vsnprintf(buf+l, sizeof buf - l, message, ap);
if (l2 >= 0) {
l += l2;
if (buf[l-1] != '\n') buf[l++] = '\n';
sendto(log_fd, buf, l, 0, (void *)&log_addr, 11);
}
UNLOCK(lock);
}
void openlog(const char *ident, int opt, int facility)
{
int cs;
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
LOCK(lock);
__openlog(ident, opt, facility);
UNLOCK(lock);
pthread_setcancelstate(cs, 0);
}
void openlog(const char *ident, int opt, int facility)
{
int cs;
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
LOCK(lock);
if (ident) {
size_t n = strnlen(ident, sizeof log_ident - 1);
memcpy(log_ident, ident, n);
log_ident[n] = 0;
} else {
log_ident[0] = 0;
}
log_opt = opt;
log_facility = facility;
if ((opt & LOG_NDELAY) && log_fd<0) __openlog();
UNLOCK(lock);
pthread_setcancelstate(cs, 0);
}
