Expose sigaltstack, stack_t and friends to Posix Issue 5 (200809L) References:
https://man7.org/linux/man-pages/man2/sigaltstack.2.html https://pubs.opengroup.org/onlinepubs/9699919799/functions/sigaltstack.html
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/* $NetBSD: signal.h,v 1.58 2021/11/01 05:53:45 thorpej Exp $ */
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/* $NetBSD: signal.h,v 1.59 2021/11/02 20:12:25 christos Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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@ -164,7 +164,8 @@ sigfillset(sigset_t *set)
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* X/Open CAE Specification Issue 4 Version 2
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*/
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#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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(_XOPEN_SOURCE - 0) >= 500 || (_POSIX_C_SOURCE - 0) >= 200809L || \
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defined(_NETBSD_SOURCE)
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int killpg(pid_t, int);
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int siginterrupt(int, int);
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int sigstack(const struct sigstack *, struct sigstack *);
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@ -177,7 +178,9 @@ int sigignore(int);
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int sigpause(int);
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int sigrelse(int);
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void (*sigset (int, void (*)(int)))(int);
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500
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* || _POSIX_C_SOURCE >= 200809L || _NETBSD_SOURCE
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*/
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/*
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/* $NetBSD: signal.h,v 1.74 2021/10/27 05:18:51 thorpej Exp $ */
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/* $NetBSD: signal.h,v 1.75 2021/11/02 20:12:26 christos Exp $ */
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/*
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* Copyright (c) 1982, 1986, 1989, 1991, 1993
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@ -251,7 +251,8 @@ typedef void (*sig_t)(int); /* type of signal function */
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#endif
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#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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(_XOPEN_SOURCE - 0) >= 500 || (_POSIX_C_SOURCE - 0) >= 200809L || \
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defined(_NETBSD_SOURCE)
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/*
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* Flags used with stack_t/struct sigaltstack.
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*/
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@ -262,10 +263,13 @@ typedef void (*sig_t)(int); /* type of signal function */
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#endif
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#define MINSIGSTKSZ 8192 /* minimum allowable stack */
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#define SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended stack size */
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500
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* || _POSIX_C_SOURCE >= 200809L || _NETBSD_SOURCE
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*/
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#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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(_XOPEN_SOURCE - 0) >= 500 || (_POSIX_C_SOURCE - 0) >= 200809L || \
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defined(_NETBSD_SOURCE)
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/*
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* Structure used in sigstack call.
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*/
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@ -273,7 +277,9 @@ struct sigstack {
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void *ss_sp; /* signal stack pointer */
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int ss_onstack; /* current status */
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};
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500
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* || _POSIX_C_SOURCE >= 200809L || _NETBSD_SOURCE
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*/
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#if defined(_NETBSD_SOURCE) && !defined(_KERNEL)
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/*
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/* $NetBSD: sigtypes.h,v 1.11 2017/01/12 18:29:14 christos Exp $ */
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/* $NetBSD: sigtypes.h,v 1.12 2021/11/02 20:12:26 christos Exp $ */
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/*
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* Copyright (c) 1982, 1986, 1989, 1991, 1993
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@ -104,7 +104,8 @@ typedef struct {
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} while (/* CONSTCOND */ 0)
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#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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(_XOPEN_SOURCE - 0) >= 500 || (_POSIX_C_SOURCE - 0) >= 200809L || \
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defined(_NETBSD_SOURCE)
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typedef struct
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#if defined(_NETBSD_SOURCE)
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sigaltstack
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int ss_flags; /* SS_DISABLE and/or SS_ONSTACK */
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} stack_t;
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#endif /* _XOPEN_SOURCE_EXTENDED || XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500
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* || _POSIX_C_SOURCE >= 200809L || _NETBSD_SOURCE
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*/
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#endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || ... */
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