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| author | Paolo Bonzini <pbonzini@redhat.com> | 2012-11-02 15:43:21 +0100 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-11-02 13:07:54 -0500 |
| commit | c166cb72f1676855816340666c3b618beef4b976 (patch) | |
| tree | 25fb0c400c873eec5e3c9f4c3021c9a9d025b511 /qemu-thread-posix.h | |
| parent | 1f001dc7bc9e435bf231a5b0edcad1c7c2bd6214 (diff) | |
| download | qemu-c166cb72f1676855816340666c3b618beef4b976.tar.gz | |
semaphore: implement fallback counting semaphores with mutex+condvar
OpenBSD and Darwin do not have sem_timedwait. Implement a fallback
for them.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'qemu-thread-posix.h')
| -rw-r--r-- | qemu-thread-posix.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/qemu-thread-posix.h b/qemu-thread-posix.h index 2542c15200..380bae209b 100644 --- a/qemu-thread-posix.h +++ b/qemu-thread-posix.h @@ -12,7 +12,13 @@ struct QemuCond { }; struct QemuSemaphore { +#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__) + pthread_mutex_t lock; + pthread_cond_t cond; + int count; +#else sem_t sem; +#endif }; struct QemuThread { |