src/os/windows/vm/os_windows.cpp

*** 1897,1907 ****
  }
  
  Semaphore::Semaphore(uint value, uint max) {
    _semaphore = ::CreateSemaphore(NULL, value, max, NULL);
  
!   guarantee(_semaphore != NULL, err_msg("CreateSemaphore failed: %ld", GetLastError()));
  }
  
  Semaphore::~Semaphore() {
    if (_semaphore != NULL) {
      ::CloseHandle(_semaphore);
--- 1897,1907 ----
  }
  
  Semaphore::Semaphore(uint value, uint max) {
    _semaphore = ::CreateSemaphore(NULL, value, max, NULL);
  
!   assert(_semaphore != NULL, err_msg("CreateSemaphore failed: %ld", GetLastError()));
  }
  
  Semaphore::~Semaphore() {
    if (_semaphore != NULL) {
      ::CloseHandle(_semaphore);
*** 1909,1938 ****
  }
  
  void Semaphore::signal(uint count) {
    BOOL ret = ::ReleaseSemaphore(_semaphore, count, NULL);
  
!   guarantee(ret != 0, err_msg("ReleaseSemaphore failed: %d", GetLastError()));
  }
  
  void Semaphore::signal() {
    signal(1);
  }
  
  void Semaphore::wait() {
    DWORD ret = ::WaitForSingleObject(_semaphore, INFINITE);
!   guarantee(ret == WAIT_OBJECT_0, err_msg("WaitForSingleObject failed: %d", GetLastError()));
! }
! 
! bool Semaphore::trywait() {
!   Unimplemented();
!   return false;
! }
! 
! bool Semaphore::timedwait(unsigned int sec, int nsec) {
!   Unimplemented();
!   return false;
  }
  
  // sun.misc.Signal
  // NOTE that this is a workaround for an apparent kernel bug where if
  // a signal handler for SIGBREAK is installed then that signal handler
--- 1909,1928 ----
  }
  
  void Semaphore::signal(uint count) {
    BOOL ret = ::ReleaseSemaphore(_semaphore, count, NULL);
  
!   assert(ret != 0, err_msg("ReleaseSemaphore failed: %d", GetLastError()));
  }
  
  void Semaphore::signal() {
    signal(1);
  }
  
  void Semaphore::wait() {
    DWORD ret = ::WaitForSingleObject(_semaphore, INFINITE);
!   assert(ret == WAIT_OBJECT_0, err_msg("WaitForSingleObject failed: %d", GetLastError()));
  }
  
  // sun.misc.Signal
  // NOTE that this is a workaround for an apparent kernel bug where if
  // a signal handler for SIGBREAK is installed then that signal handler