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dc41737844
We will shortly convert lockable.h to _Generic, and we cannot have two compatible types in the same expansion. Wrap QemuMutex in a struct, and unwrap in qemu-thread-posix.c. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Message-Id: <20210614233143.1221879-6-richard.henderson@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
54 lines
878 B
C
54 lines
878 B
C
#ifndef QEMU_THREAD_POSIX_H
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#define QEMU_THREAD_POSIX_H
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#include <pthread.h>
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#include <semaphore.h>
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struct QemuMutex {
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pthread_mutex_t lock;
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#ifdef CONFIG_DEBUG_MUTEX
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const char *file;
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int line;
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#endif
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bool initialized;
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};
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/*
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* QemuRecMutex cannot be a typedef of QemuMutex lest we have two
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* compatible cases in _Generic. See qemu/lockable.h.
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*/
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typedef struct QemuRecMutex {
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QemuMutex m;
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} QemuRecMutex;
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struct QemuCond {
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pthread_cond_t cond;
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bool initialized;
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};
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struct QemuSemaphore {
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#ifndef CONFIG_SEM_TIMEDWAIT
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pthread_mutex_t lock;
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pthread_cond_t cond;
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unsigned int count;
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#else
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sem_t sem;
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#endif
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bool initialized;
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};
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struct QemuEvent {
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#ifndef __linux__
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pthread_mutex_t lock;
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pthread_cond_t cond;
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#endif
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unsigned value;
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bool initialized;
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};
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struct QemuThread {
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pthread_t thread;
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};
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#endif
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