If <sys/mcontext.h> does not define __UCONTEXT_SIZE, define it as
sizeof(ucontext_t).
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@ -1,4 +1,4 @@
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/* $NetBSD: ucontext.h,v 1.21 2024/05/18 01:16:21 thorpej Exp $ */
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/* $NetBSD: ucontext.h,v 1.22 2024/05/18 01:21:42 thorpej Exp $ */
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/*-
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* Copyright (c) 1999, 2003, 2024 The NetBSD Foundation, Inc.
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@ -82,6 +82,12 @@ struct __ucontext {
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#define _UC_UCONTEXT_ALIGN (~0)
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#endif
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#ifdef __UCONTEXT_SIZE
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__CTASSERT(sizeof(ucontext_t) == __UCONTEXT_SIZE);
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#else
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#define __UCONTEXT_SIZE sizeof(ucontext_t)
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#endif
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#ifndef _UC_TLSBASE
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#error _UC_TLSBASE not defined.
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#endif
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@ -102,10 +108,6 @@ int setucontext(struct lwp *, const ucontext_t *);
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void cpu_getmcontext(struct lwp *, mcontext_t *, unsigned int *);
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int cpu_setmcontext(struct lwp *, const mcontext_t *, unsigned int);
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int cpu_mcontext_validate(struct lwp *, const mcontext_t *);
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#ifdef __UCONTEXT_SIZE
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__CTASSERT(sizeof(ucontext_t) == __UCONTEXT_SIZE);
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#endif
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#endif /* _KERNEL */
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#endif /* !_SYS_UCONTEXT_H_ */
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