static int
noit_log_line(noit_log_stream_t ls,
const char *timebuf, int timebuflen,
const char *debugbuf, int debugbuflen,
const char *buffer, size_t len) {
int rv = 0;
struct _noit_log_stream_outlet_list *node;
if(ls->ops) {
int iovcnt = 0;
struct iovec iov[3];
if(ls->timestamps) {
iov[iovcnt].iov_base = (void *)timebuf;
iov[iovcnt].iov_len = timebuflen;
iovcnt++;
}
if(ls->debug) {
iov[iovcnt].iov_base = (void *)debugbuf;
iov[iovcnt].iov_len = debugbuflen;
iovcnt++;
}
iov[iovcnt].iov_base = (void *)buffer;
iov[iovcnt].iov_len = len;
iovcnt++;
rv = noit_log_writev(ls, iov, iovcnt);
}
for(node = ls->outlets; node; node = node->next) {
int srv = 0;
debug_printf(" %s -> %s\n", ls->name, node->outlet->name);
srv = noit_log_line(node->outlet, timebuf, timebuflen, debugbuf, debugbuflen, buffer, len);
if(srv) rv = srv;
}
return rv;
}
static int
noit_log_line(noit_log_stream_t ls, noit_log_stream_t bitor,
struct timeval *whence,
const char *timebuf, int timebuflen,
const char *debugbuf, int debugbuflen,
const char *buffer, size_t len) {
int rv = 0;
struct _noit_log_stream_outlet_list *node;
struct _noit_log_stream bitor_onstack;
memcpy(&bitor_onstack, ls, sizeof(bitor_onstack));
if(bitor) {
bitor_onstack.name = bitor->name;
bitor_onstack.flags |= bitor->flags & NOIT_LOG_STREAM_FACILITY;
}
bitor = &bitor_onstack;
if(ls->ops) {
int iovcnt = 0;
struct iovec iov[6];
if(IS_TIMESTAMPS_ON(bitor)) {
iov[iovcnt].iov_base = (void *)timebuf;
iov[iovcnt].iov_len = timebuflen;
iovcnt++;
}
if(IS_FACILITY_ON(bitor)) {
iov[iovcnt].iov_base = (void *)"[";
iov[iovcnt].iov_len = 1;
iovcnt++;
iov[iovcnt].iov_base = (void *)bitor->name;
iov[iovcnt].iov_len = strlen(bitor->name);
iovcnt++;
iov[iovcnt].iov_base = (void *)"] ";
iov[iovcnt].iov_len = 2;
iovcnt++;
}
if(IS_DEBUG_ON(bitor)) {
iov[iovcnt].iov_base = (void *)debugbuf;
iov[iovcnt].iov_len = debugbuflen;
iovcnt++;
}
iov[iovcnt].iov_base = (void *)buffer;
iov[iovcnt].iov_len = len;
iovcnt++;
rv = noit_log_writev(ls, whence, iov, iovcnt);
}
for(node = ls->outlets; node; node = node->next) {
int srv = 0;
debug_printf(" %s -> %s\n", ls->name, node->outlet->name);
srv = noit_log_line(node->outlet, bitor, whence, timebuf,
timebuflen, debugbuf, debugbuflen, buffer, len);
if(srv) rv = srv;
}
return rv;
}
int
noit_vlog(noit_log_stream_t ls, struct timeval *now,
const char *file, int line,
const char *format, va_list arg) {
int rv = 0, allocd = 0;
char buffer[4096], *dynbuff = NULL;
#ifdef va_copy
va_list copy;
#endif
if(ls->enabled || NOIT_LOG_LOG_ENABLED()) {
int len;
char tbuf[48], dbuf[80];
int tbuflen = 0, dbuflen = 0;
MATERIALIZE_DEPS(ls);
if(ls->timestamps_below) {
struct tm _tm, *tm;
char tempbuf[32];
time_t s = (time_t)now->tv_sec;
tm = localtime_r(&s, &_tm);
strftime(tempbuf, sizeof(tempbuf), "%Y-%m-%d %H:%M:%S", tm);
snprintf(tbuf, sizeof(tbuf), "[%s.%06d] ", tempbuf, (int)now->tv_usec);
tbuflen = strlen(tbuf);
}
else tbuf[0] = '\0';
if(ls->debug_below) {
snprintf(dbuf, sizeof(dbuf), "[%s:%d] ", file, line);
dbuflen = strlen(dbuf);
}
else dbuf[0] = '\0';
#ifdef va_copy
va_copy(copy, arg);
len = vsnprintf(buffer, sizeof(buffer), format, copy);
va_end(copy);
#else
len = vsnprintf(buffer, sizeof(buffer), format, arg);
#endif
if(len > sizeof(buffer)) {
allocd = sizeof(buffer);
while(len > allocd) { /* guaranteed true the first time */
while(len > allocd) allocd <<= 2;
if(dynbuff) free(dynbuff);
dynbuff = malloc(allocd);
assert(dynbuff);
#ifdef va_copy
va_copy(copy, arg);
len = vsnprintf(dynbuff, allocd, format, copy);
va_end(copy);
#else
len = vsnprintf(dynbuff, allocd, format, arg);
#endif
}
NOIT_LOG_LOG(ls->name, (char *)file, line, dynbuff);
if(ls->enabled)
rv = noit_log_line(ls, tbuf, tbuflen, dbuf, dbuflen, dynbuff, len);
free(dynbuff);
}
else {
NOIT_LOG_LOG(ls->name, (char *)file, line, buffer);
if(ls->enabled)
rv = noit_log_line(ls, tbuf, tbuflen, dbuf, dbuflen, buffer, len);
}
if(rv == len) return 0;
return -1;
}
return 0;
}