include/qemu/thread-posix.h

   1 #ifndef QEMU_THREAD_POSIX_H
   2 #define QEMU_THREAD_POSIX_H
   3
   4 #include <pthread.h>
   5 #include <semaphore.h>
   6
   7 struct QemuMutex {
   8     pthread_mutex_t lock;
   9 #ifdef CONFIG_DEBUG_MUTEX
  10     const char *file;
  11     int line;
  12 #endif
  13     bool initialized;
  14 };
  15
  16 /*
  17  * QemuRecMutex cannot be a typedef of QemuMutex lest we have two
  18  * compatible cases in _Generic.  See qemu/lockable.h.
  19  */
  20 typedef struct QemuRecMutex {
  21     QemuMutex m;
  22 } QemuRecMutex;
  23
  24 struct QemuCond {
  25     pthread_cond_t cond;
  26     bool initialized;
  27 };
  28
  29 struct QemuSemaphore {
  30 #ifndef CONFIG_SEM_TIMEDWAIT
  31     pthread_mutex_t lock;
  32     pthread_cond_t cond;
  33     unsigned int count;
  34 #else
  35     sem_t sem;
  36 #endif
  37     bool initialized;
  38 };
  39
  40 struct QemuEvent {
  41 #ifndef __linux__
  42     pthread_mutex_t lock;
  43     pthread_cond_t cond;
  44 #endif
  45     unsigned value;
  46     bool initialized;
  47 };
  48
  49 struct QemuThread {
  50     pthread_t thread;
  51 };
  52
  53 #endif