ObjFW  Check-in [758559fd9f]

Overview
Comment:Make reference counting of blocks atomic.
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SHA3-256: 758559fd9fbe3c8969db7bdf92bfefafd2d74f148f989698b90e0681aaeee9f7
User & Date: js on 2010-10-31 22:01:52
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Context
2010-10-31
22:18
Check if 64 bit version of OSAtomic* functions is available. check-in: 9626d917a6 user: js tags: trunk
22:01
Make reference counting of blocks atomic. check-in: 758559fd9f user: js tags: trunk
21:59
More atomic operations. check-in: dd061ee65e user: js tags: trunk
Changes
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Modified src/OFBlock.m from [8d52188a1e] to [239ba34c9f].

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		if (block->flags & OF_BLOCK_HAS_COPY_DISPOSE)
			block->descriptor->copy_helper(copy, block);

		return copy;
	}

	if (block->isa == (Class)&_NSConcreteMallocBlock)
		block->reserved++;
		of_atomic_inc_int(&block->reserved);

	return block;
}

void
_Block_release(const void *block_)
{
	of_block_literal_t *block = (of_block_literal_t*)block_;

	if (block->isa != (Class)&_NSConcreteMallocBlock)
		return;

	if (--block->reserved == 0) {
	if (of_atomic_dec_int(&block->reserved) == 0) {
		if (block->flags & OF_BLOCK_HAS_COPY_DISPOSE)
			block->descriptor->dispose_helper(block);

		free(block);
	}
}
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Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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