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