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45 lines
893 B
45 lines
893 B
2 years ago
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#ifndef _EXOPT_H
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#define _EXOPT_H
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#define _EXOPT_INTERNAL_PREFIX _exopt__
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#ifdef __cplusplus
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# define _exopt__cpp 1
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# define _exopt__c 1
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extern "C" {
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#else
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# define _exopt__cpp 0
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# define _exopt__c 1
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#endif
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#define _EO_PASTE_(x,y) x##y
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#define _EO_PASTE(x,y) _EO_PASTE_(x,y)
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#define _EO(X) _EO_PASTE(_EXOPT_INTERNAL_PREFIX, X)
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#define _exopt__internal __attribute__((visibility("internal")))
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#define _exopt__readonly __attribute__((__pure__))
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#define _exopt__pure __attribute__((__const__))
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#ifdef _EO__OPT_OLD_ASSUME
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# define _EO_ASSUME(X) ({ if(! (X)) __builtin_unreachable(); })
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#endif
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#if _EO(cpp)
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# ifndef _EO_ASSUME
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# define _EO_ASSUME(X) [[assume(X)]]
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# endif
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# define _exopt__restrict __restrict__
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#else
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# ifndef _EO_ASSUME
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# define _EO_ASSUME(X) __attribute__((assume(X)))
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# endif
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# define _exopt__restrict restrict
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* _EXOPT_H */
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