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34 lines
761 B
C
34 lines
761 B
C
#include "objc/capabilities.h"
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#include <stdint.h>
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/**
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* Bitmask of all of the capabilities compiled into this version of the
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* runtime.
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*/
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static const int32_t caps =
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(1<<OBJC_CAP_EXCEPTIONS) |
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(1<<OBJC_CAP_SYNCRONIZE) |
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(1<<OBJC_CAP_PROPERTIES) |
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(1<<OBJC_CAP_PROPERTY_INTROSPECTION) |
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(1<<OBJC_CAP_OPTIONAL_PROTOCOLS) |
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(1<<OBJC_CAP_NONFRAGILE_IVARS) |
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(1<<OBJC_DEVELOPER_MODE) |
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(1<<OBJC_CAP_REGISTERED_COMPATIBILITY_ALIASES) |
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#ifndef NO_OBJCXX
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(1<<OBJC_UNIFIED_EXCEPTION_MODEL) |
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#endif
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#ifdef TYPE_DEPENDENT_DISPATCH
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(1<<OBJC_CAP_TYPE_DEPENDENT_DISPATCH) |
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#endif
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#ifdef __OBJC_LOW_MEMORY__
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(1<<OBJC_CAP_LOW_MEMORY) |
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#endif
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0;
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int objc_test_capability(int x)
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{
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if (x >= 32) { return 0; }
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if (caps & (1<<x)) { return 1; }
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return 0;
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}
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