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12 lines
693 B
12 lines
693 B
7 months ago
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#ifndef _IT_IFUNC_H
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#define _IT_IFUNC_H
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//! ifunc helpers
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#define IFUNC_NAME(name, ver) _impl__ ## name ## __ ## ver
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#define IFUNC_IMPL(name, ver) __attribute__((copy(name))) IFUNC_NAME(name, ver)
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#define IFUNC_RESOLVER_A(attr, name) __attribute__((returns_nonnull)) (* __attribute__(attr) _ifun__ ## name (void)) // When the ifunc resolver wants to return a function pointer that has attributes on it, the attribute inner list (e.g. `(returns_nonnull, const, nonnull)') can be provided as the first argument
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#define IFUNC_RESOLVER(name) IFUNC_RESOLVER_A((copy(name)), name)
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#define IFUNC_DEF(name, params) name params __attribute__((__ifunc__("_ifun__" #name)))
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#endif /* _IT_IFUNC_H */
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