Removed deprecated MacOSX OSSpinLockLock().
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parent
74b69f5e95
commit
4bb4525031
3 changed files with 2 additions and 80 deletions
23
auto/threads
23
auto/threads
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@ -123,29 +123,6 @@ if [ $nxt_found = yes ]; then
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fi
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if [ $nxt_found = no ]; then
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# MacOSX spinlock(3).
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nxt_feature="MacOSX spinlock"
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nxt_feature_name=NXT_HAVE_MACOSX_SPINLOCK
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nxt_feature_run=yes
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nxt_feature_incs=
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nxt_feature_libs=$NXT_PTHREAD
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nxt_feature_test="#include <libkern/OSAtomic.h>
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int main() {
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OSSpinLock lock = 0;
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if (OSSpinLockTry(&lock) == 0)
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return 1;
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OSSpinLockUnlock(&lock);
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return 0;
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}"
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. auto/feature
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fi
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nxt_feature="sem_timedwait()"
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nxt_feature_name=NXT_HAVE_SEM_TIMEDWAIT
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nxt_feature_run=yes
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@ -15,11 +15,8 @@
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* FreeBSD 5.2 and Solaris 10 support pthread spinlocks. Spinlock is a
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* structure and uses mutex implementation so it must be initialized by
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* by pthread_spin_init() and destroyed by pthread_spin_destroy().
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*/
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#if (NXT_HAVE_MACOSX_SPINLOCK)
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/*
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*
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* MacOSX supported OSSpinLockLock(), it was deprecated in 10.12 (Sierra).
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* OSSpinLockLock() tries to acquire a lock atomically. If the lock is
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* busy, on SMP system it tests the lock 1000 times in a tight loop with
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* "pause" instruction. If the lock has been released, OSSpinLockLock()
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@ -29,41 +26,6 @@
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* with depressed (the lowest) priority.
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*/
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void
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nxt_thread_spin_lock(nxt_thread_spinlock_t *lock)
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{
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nxt_thread_log_debug("OSSpinLockLock(%p) enter", lock);
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OSSpinLockLock(lock);
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}
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nxt_bool_t
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nxt_thread_spin_trylock(nxt_thread_spinlock_t *lock)
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{
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nxt_thread_log_debug("OSSpinLockTry(%p) enter", lock);
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if (OSSpinLockTry(lock)) {
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return 1;
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}
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nxt_thread_log_debug("OSSpinLockTry(%p) failed", lock);
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return 0;
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}
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void
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nxt_thread_spin_unlock(nxt_thread_spinlock_t *lock)
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{
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OSSpinLockUnlock(lock);
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nxt_thread_log_debug("OSSpinLockUnlock(%p) exit", lock);
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}
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#else
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/* It should be adjusted with the "spinlock_count" directive. */
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static nxt_uint_t nxt_spinlock_count = 1000;
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@ -148,5 +110,3 @@ nxt_thread_spin_unlock(nxt_thread_spinlock_t *lock)
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nxt_thread_log_debug("spin_unlock(%p) exit", lock);
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}
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#endif
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@ -8,24 +8,9 @@
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#define _NXT_UNIX_SPINLOCK_H_INCLUDED_
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#if (NXT_HAVE_MACOSX_SPINLOCK)
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#include <libkern/OSAtomic.h>
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typedef OSSpinLock nxt_thread_spinlock_t;
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#define \
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nxt_thread_spin_init(ncpu, count)
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#else
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typedef nxt_atomic_t nxt_thread_spinlock_t;
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NXT_EXPORT void nxt_thread_spin_init(nxt_uint_t ncpu, nxt_uint_t count);
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#endif
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NXT_EXPORT void nxt_thread_spin_lock(nxt_thread_spinlock_t *lock);
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NXT_EXPORT nxt_bool_t nxt_thread_spin_trylock(nxt_thread_spinlock_t *lock);
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NXT_EXPORT void nxt_thread_spin_unlock(nxt_thread_spinlock_t *lock);
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