/*
* Copyright ( c ) 1994 by Xerox Corporation . All rights reserved .
* Copyright ( c ) 1996 by Silicon Graphics . All rights reserved .
* Copyright ( c ) 1998 by Fergus Henderson . All rights reserved .
* Copyright ( c ) 2000 - 2009 by Hewlett - Packard Development Company .
* All rights reserved .
*
* THIS MATERIAL IS PROVIDED AS IS , WITH ABSOLUTELY NO WARRANTY EXPRESSED
* OR IMPLIED . ANY USE IS AT YOUR OWN RISK .
*
* Permission is hereby granted to use or copy this program
* for any purpose , provided the above notices are retained on all copies .
* Permission to modify the code and to distribute modified code is granted ,
* provided the above notices are retained , and a notice that the code was
* modified is included with the above copyright notice .
*/
#ifndef GC_DARWIN_STOP_WORLD_H
#define GC_DARWIN_STOP_WORLD_H
#if !defined (GC_DARWIN_THREADS)
# error darwin_stop_world.h included without GC_DARWIN_THREADS defined
#endif
#include <mach/mach.h>
#include <mach/thread_act.h>
EXTERN_C_BEGIN
struct thread_stop_info {
mach_port_t mach_thread;
ptr_t stack_ptr; /* Valid only when thread is in a "blocked" state. */
};
#ifndef DARWIN_DONT_PARSE_STACK
GC_INNER ptr_t GC_FindTopOfStack(unsigned long );
#endif
#ifdef MPROTECT_VDB
GC_INNER void GC_mprotect_stop(void );
GC_INNER void GC_mprotect_resume(void );
# ifndef GC_NO_THREADS_DISCOVERY
GC_INNER void GC_darwin_register_mach_handler_thread(mach_port_t thread);
# endif
#endif
#if defined (PARALLEL_MARK) && !defined (GC_NO_THREADS_DISCOVERY)
GC_INNER GC_bool GC_is_mach_marker(thread_act_t);
#endif
EXTERN_C_END
#endif
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(vorverarbeitet am 2026-06-17)
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