don't dereference NULL after failed strdup
[qemu/wangdongxu.git] / qemu-thread.h
blob5ef4a3aed5eaabce6ea0297c02434b755d73e0ea
1 #ifndef __QEMU_THREAD_H
2 #define __QEMU_THREAD_H 1
3 #include "semaphore.h"
4 #include "pthread.h"
6 struct QemuMutex {
7 pthread_mutex_t lock;
8 };
10 struct QemuCond {
11 pthread_cond_t cond;
14 struct QemuThread {
15 pthread_t thread;
18 typedef struct QemuMutex QemuMutex;
19 typedef struct QemuCond QemuCond;
20 typedef struct QemuThread QemuThread;
22 void qemu_mutex_init(QemuMutex *mutex);
23 void qemu_mutex_lock(QemuMutex *mutex);
24 int qemu_mutex_trylock(QemuMutex *mutex);
25 int qemu_mutex_timedlock(QemuMutex *mutex, uint64_t msecs);
26 void qemu_mutex_unlock(QemuMutex *mutex);
28 void qemu_cond_init(QemuCond *cond);
29 void qemu_cond_signal(QemuCond *cond);
30 void qemu_cond_broadcast(QemuCond *cond);
31 void qemu_cond_wait(QemuCond *cond, QemuMutex *mutex);
32 int qemu_cond_timedwait(QemuCond *cond, QemuMutex *mutex, uint64_t msecs);
34 void qemu_thread_create(QemuThread *thread,
35 void *(*start_routine)(void*),
36 void *arg);
37 void qemu_thread_signal(QemuThread *thread, int sig);
38 void qemu_thread_self(QemuThread *thread);
39 int qemu_thread_equal(QemuThread *thread1, QemuThread *thread2);
40 #endif