components/network/ntp/patches/98-recvbuff.patch

   1 There is code in recvbuff.c which adds a mutex around these structures but only on Windows.
   2 Given that the OpenIndiana build of ntpd is sporadically multithreaded we also seem to need
   3 a pthreads mutex to protect the critical section.
   4 --- libntp/recvbuff.c.orig
   5 +++ libntp/recvbuff.c
   6 @@ -50,11 +50,23 @@
   7  # define LOCK_F()      EnterCriticalSection(&FreeLock)
   8  # define UNLOCK_F()    LeaveCriticalSection(&FreeLock)
   9  #else
  10 +#if defined(HAVE_SOLARIS_PRIVS)
  11 +
  12 +static pthread_mutex_t RecvLock = PTHREAD_MUTEX_INITIALIZER;
  13 +static pthread_mutex_t FreeLock = PTHREAD_MUTEX_INITIALIZER;
  14 +
  15 +# define LOCK_R()      pthread_mutex_lock(&RecvLock);
  16 +# define UNLOCK_R()    pthread_mutex_unlock(&RecvLock);
  17 +# define LOCK_F()      pthread_mutex_lock(&FreeLock);
  18 +# define UNLOCK_F()    pthread_mutex_unlock(&FreeLock);
  19 +
  20 +#else
  21  # define LOCK_R()      do {} while (FALSE)
  22  # define UNLOCK_R()    do {} while (FALSE)
  23  # define LOCK_F()      do {} while (FALSE)
  24  # define UNLOCK_F()    do {} while (FALSE)
  25  #endif
  26 +#endif
  27
  28  #ifdef DEBUG
  29  static void uninit_recvbuff(void);