99 lines
2.6 KiB
C++
99 lines
2.6 KiB
C++
/* sigproc.h
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Copyright 1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifndef _SIGPROC_H
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#define _SIGPROC_H
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#include <signal.h>
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#ifdef NSIG
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enum
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{
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__SIGFLUSH = -(NSIG + 1),
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__SIGSTRACE = -(NSIG + 2),
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__SIGCOMMUNE = -(NSIG + 3),
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__SIGPENDING = -(NSIG + 4),
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__SIGDELETE = -(NSIG + 5),
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__SIGFLUSHFAST = -(NSIG + 6),
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__SIGHOLD = -(NSIG + 7),
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__SIGNOHOLD = -(NSIG + 8),
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__SIGEXIT = -(NSIG + 9)
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};
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#endif
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#define SIG_BAD_MASK (1 << (SIGKILL - 1))
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enum procstuff
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{
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PROC_ADDCHILD = 1, // add a new subprocess to list
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PROC_DETACHED_CHILD = 2, // set up a detached child
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PROC_CLEARWAIT = 3, // clear all waits - signal arrived
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PROC_WAIT = 4, // setup for wait() for subproc
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PROC_NOTHING = 5 // nothing, really
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};
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struct sigpacket
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{
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siginfo_t si;
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pid_t pid;
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class _cygtls *tls;
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sigset_t *mask;
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union
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{
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HANDLE wakeup;
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HANDLE thread_handle;
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struct sigpacket *next;
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};
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int __stdcall process () __attribute__ ((regparm (1)));
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};
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extern HANDLE signal_arrived;
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extern HANDLE sigCONT;
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void __stdcall sig_dispatch_pending (bool fast = false);
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#ifdef _PINFO_H
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extern "C" void __stdcall set_signal_mask (sigset_t newmask, sigset_t&);
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#endif
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int __stdcall handle_sigprocmask (int sig, const sigset_t *set,
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sigset_t *oldset, sigset_t& opmask)
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__attribute__ ((regparm (3)));
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extern "C" void __stdcall reset_signal_arrived ();
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void __stdcall sig_clear (int) __attribute__ ((regparm (1)));
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void __stdcall sig_set_pending (int) __attribute__ ((regparm (1)));
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int __stdcall handle_sigsuspend (sigset_t);
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int __stdcall proc_subproc (DWORD, DWORD) __attribute__ ((regparm (2)));
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class _pinfo;
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void __stdcall proc_terminate ();
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void __stdcall sigproc_init ();
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#ifdef __INSIDE_CYGWIN__
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void __stdcall sigproc_terminate (enum exit_states);
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#endif
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bool __stdcall pid_exists (pid_t) __attribute__ ((regparm(1)));
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int __stdcall sig_send (_pinfo *, siginfo_t&, class _cygtls *tls = NULL) __attribute__ ((regparm (3)));
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int __stdcall sig_send (_pinfo *, int) __attribute__ ((regparm (2)));
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void __stdcall signal_fixup_after_exec ();
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void __stdcall wait_for_sigthread (bool = false);
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void __stdcall sigalloc ();
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void __stdcall create_signal_arrived ();
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int kill_pgrp (pid_t, siginfo_t&);
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int killsys (pid_t, int);
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extern char myself_nowait_dummy[];
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extern struct sigaction *global_sigs;
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#define WAIT_SIG_PRIORITY THREAD_PRIORITY_NORMAL
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#define myself_nowait ((_pinfo *) myself_nowait_dummy)
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#endif /*_SIGPROC_H*/
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