22 #include "JackMessageBuffer.h"    23 #include "JackGlobals.h"    24 #include "JackError.h"    30 JackMessageBuffer* JackMessageBuffer::fInstance = NULL;
    32 JackMessageBuffer::JackMessageBuffer()
    43 JackMessageBuffer::~JackMessageBuffer()
    46 bool JackMessageBuffer::Start()
    50     if (fThread.StartSync() == 0) {
    58 bool JackMessageBuffer::Stop()
    61         jack_error(
"WARNING: %d message buffer overruns!", fOverruns);
    63         jack_log(
"no message buffer overruns");
    79 void JackMessageBuffer::Flush()
    81     while (fOutBuffer != fInBuffer) {
    82         jack_log_function(fBuffers[fOutBuffer].level, fBuffers[fOutBuffer].message);
    83         fOutBuffer = MB_NEXT(fOutBuffer);
    87 void JackMessageBuffer::AddMessage(
int level, 
const char *message)
    89     if (fGuard.Trylock()) {
    90         fBuffers[fInBuffer].level = level;
    91         strncpy(fBuffers[fInBuffer].message, message, MB_BUFFERSIZE);
    92         fInBuffer = MB_NEXT(fInBuffer);
    96         INC_ATOMIC(&fOverruns);
   100 bool JackMessageBuffer::Execute()
   122         jack_error(
"JackMessageBuffer::Execute lock cannot be taken");
   128 bool JackMessageBuffer::Create()
   130     if (fInstance == NULL) {
   131         fInstance = 
new JackMessageBuffer();
   132         if (!fInstance->Start()) {
   133             jack_error(
"JackMessageBuffer::Create cannot start thread");
   143 bool JackMessageBuffer::Destroy()
   145     if (fInstance != NULL) {
   155 void JackMessageBufferAdd(
int level, 
const char *message)
   157     if (Jack::JackMessageBuffer::fInstance == NULL) {
   159         jack_log_function(LOG_LEVEL_ERROR, 
"messagebuffer not initialized, skip message");
   161         Jack::JackMessageBuffer::fInstance->AddMessage(level, message);
   165 int JackMessageBuffer::SetInitCallback(JackThreadInitCallback callback, 
void *arg)
   167     if (fInstance && callback && fRunning && fGuard.Lock()) {
   187         while (fInit && ++count < 1000) {
   193             jack_error(
"JackMessageBuffer::SetInitCallback : signal lost");
   199     jack_error(
"JackMessageBuffer::SetInitCallback : callback could not be executed");
 SERVER_EXPORT void jack_error(const char *fmt,...)
SERVER_EXPORT void jack_log(const char *fmt,...)