/* sigproc.h

   Copyright 1997, 1998, 2000 Cygnus Solutions.

This file is part of Cygwin.

This software is a copyrighted work licensed under the terms of the
Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
details. */

#define EXIT_SIGNAL    	 0x010000
#define EXIT_REPARENTING 0x020000
#define EXIT_NOCLOSEALL  0x040000

enum procstuff
{
  PROC_ADDCHILD		= 1,	// add a new subprocess to list
  PROC_CHILDSTOPPED	= 2,	// a child stopped
  PROC_CHILDTERMINATED	= 3,	// a child died
  PROC_CLEARWAIT	= 4,	// clear all waits - signal arrived
  PROC_WAIT		= 5	// setup for wait() for subproc
};

typedef struct struct_waitq
{
  int pid;
  int options;
  int status;
  HANDLE ev;
  void *rusage;			/* pointer to potential rusage */
  struct struct_waitq *next;
  HANDLE thread_ev;
} waitq;

extern HANDLE signal_arrived;

BOOL __stdcall my_parent_is_alive ();
extern "C" int __stdcall sig_dispatch_pending (int force = FALSE) __asm__ ("sig_dispatch_pending");
extern "C" void __stdcall set_process_mask (sigset_t newmask);
int __stdcall sig_handle (int);
void __stdcall sig_clear (int);
void __stdcall sig_set_pending (int);
int __stdcall handle_sigsuspend (sigset_t);

void __stdcall proc_terminate ();
void __stdcall sigproc_init ();
void __stdcall subproc_init ();
void __stdcall sigproc_terminate ();
BOOL __stdcall proc_exists (pinfo *);
int __stdcall proc_subproc (DWORD, DWORD);
int __stdcall sig_send (pinfo *, int);

extern char myself_nowait_dummy[];
extern char myself_nowait_nonmain_dummy[];
extern DWORD maintid;
extern HANDLE hExeced;		// Process handle of new window
				//  process created by spawn_guts()

#define WAIT_SIG_EXITING (WAIT_OBJECT_0 + 1)

#define allow_sig_dispatch(n) __allow_sig_dispatch (__FILE__, __LINE__, (n))

#define myself_nowait ((pinfo *)myself_nowait_dummy)
#define myself_nowait_nonmain ((pinfo *)myself_nowait_nonmain_dummy)
#define proc_register(child) \
	proc_subproc (PROC_ADDCHILD, (DWORD) (child))