diff options
Diffstat (limited to 'objectivec/GPBMessage.m')
| -rw-r--r-- | objectivec/GPBMessage.m | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/objectivec/GPBMessage.m b/objectivec/GPBMessage.m index 94d179be..3da85b5b 100644 --- a/objectivec/GPBMessage.m +++ b/objectivec/GPBMessage.m @@ -556,6 +556,7 @@ static id GetArrayIvarWithField(GPBMessage *self, GPBFieldDescriptor *field) { id array = GPBGetObjectIvarWithFieldNoAutocreate(self, field); if (!array) { // Check again after getting the lock. + GPBPrepareReadOnlySemaphore(self); dispatch_semaphore_wait(self->readOnlySemaphore_, DISPATCH_TIME_FOREVER); array = GPBGetObjectIvarWithFieldNoAutocreate(self, field); if (!array) { @@ -586,6 +587,7 @@ static id GetMapIvarWithField(GPBMessage *self, GPBFieldDescriptor *field) { id dict = GPBGetObjectIvarWithFieldNoAutocreate(self, field); if (!dict) { // Check again after getting the lock. + GPBPrepareReadOnlySemaphore(self); dispatch_semaphore_wait(self->readOnlySemaphore_, DISPATCH_TIME_FOREVER); dict = GPBGetObjectIvarWithFieldNoAutocreate(self, field); if (!dict) { @@ -791,8 +793,6 @@ static GPBUnknownFieldSet *GetOrMakeUnknownFields(GPBMessage *self) { if ((self = [super init])) { messageStorage_ = (GPBMessage_StoragePtr)( ((uint8_t *)self) + class_getInstanceSize([self class])); - - readOnlySemaphore_ = dispatch_semaphore_create(1); } return self; @@ -868,7 +868,9 @@ static GPBUnknownFieldSet *GetOrMakeUnknownFields(GPBMessage *self) { - (void)dealloc { [self internalClear:NO]; NSCAssert(!autocreator_, @"Autocreator was not cleared before dealloc."); - dispatch_release(readOnlySemaphore_); + if (readOnlySemaphore_) { + dispatch_release(readOnlySemaphore_); + } [super dealloc]; } @@ -1706,6 +1708,7 @@ static GPBUnknownFieldSet *GetOrMakeUnknownFields(GPBMessage *self) { } // Check for an autocreated value. + GPBPrepareReadOnlySemaphore(self); dispatch_semaphore_wait(readOnlySemaphore_, DISPATCH_TIME_FOREVER); value = [autocreatedExtensionMap_ objectForKey:extension]; if (!value) { |