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129 lines
4 KiB
C
129 lines
4 KiB
C
/**
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is part of the w64 mingw-runtime package.
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* No warranty is given; refer to the file DISCLAIMER within this package.
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*/
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#ifndef _INC_EXCPT
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#define _INC_EXCPT
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#include <crtdefs.h>
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#pragma pack(push,_CRT_PACKING)
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum _EXCEPTION_DISPOSITION
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{
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ExceptionContinueExecution,
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ExceptionContinueSearch,
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ExceptionNestedException,
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ExceptionCollidedUnwind,
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} EXCEPTION_DISPOSITION;
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#if (defined(_X86_) && !defined(__x86_64))
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struct _EXCEPTION_RECORD;
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struct _CONTEXT;
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EXCEPTION_DISPOSITION __cdecl _except_handler(struct _EXCEPTION_RECORD *_ExceptionRecord,void *_EstablisherFrame,struct _CONTEXT *_ContextRecord,void *_DispatcherContext);
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#elif defined(__ia64__)
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typedef struct _EXCEPTION_POINTERS *Exception_info_ptr;
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struct _EXCEPTION_RECORD;
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struct _CONTEXT;
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struct _DISPATCHER_CONTEXT;
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__MINGW_EXTENSION _CRTIMP EXCEPTION_DISPOSITION __cdecl __C_specific_handler (struct _EXCEPTION_RECORD *_ExceptionRecord,unsigned __int64 _MemoryStackFp,unsigned __int64 _BackingStoreFp,struct _CONTEXT *_ContextRecord,struct _DISPATCHER_CONTEXT *_DispatcherContext,unsigned __int64 _GlobalPointer);
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#elif defined(__x86_64)
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struct _EXCEPTION_RECORD;
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struct _CONTEXT;
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struct _DISPATCHER_CONTEXT;
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_CRTIMP EXCEPTION_DISPOSITION __cdecl __C_specific_handler (struct _EXCEPTION_RECORD *_ExceptionRecord,void *_EstablisherFrame,struct _CONTEXT *_ContextRecord,struct _DISPATCHER_CONTEXT *_DispatcherContext);
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#endif
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#ifdef _MSC_VER // HACK!!!
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#define GetExceptionCode _exception_code
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#define exception_code _exception_code
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#define GetExceptionInformation (struct _EXCEPTION_POINTERS *)_exception_info
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#define exception_info (struct _EXCEPTION_POINTERS *)_exception_info
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#define AbnormalTermination _abnormal_termination
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#define abnormal_termination _abnormal_termination
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#endif
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unsigned long __cdecl _exception_code(void);
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void *__cdecl _exception_info(void);
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int __cdecl _abnormal_termination(void);
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#define EXCEPTION_EXECUTE_HANDLER 1
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#define EXCEPTION_CONTINUE_SEARCH 0
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#define EXCEPTION_CONTINUE_EXECUTION -1
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#if 0
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/* CRT stuff */
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typedef void (__cdecl * _PHNDLR)(int);
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struct _XCPT_ACTION {
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unsigned long XcptNum;
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int SigNum;
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_PHNDLR XcptAction;
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};
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extern struct _XCPT_ACTION _XcptActTab[];
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extern int _XcptActTabCount;
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extern int _XcptActTabSize;
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extern int _First_FPE_Indx;
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extern int _Num_FPE;
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int __cdecl __CppXcptFilter(unsigned long _ExceptionNum,struct _EXCEPTION_POINTERS * _ExceptionPtr);
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int __cdecl _XcptFilter(unsigned long _ExceptionNum,struct _EXCEPTION_POINTERS * _ExceptionPtr);
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/*
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* The type of function that is expected as an exception handler to be
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* installed with _try1.
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*/
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typedef EXCEPTION_DISPOSITION (*PEXCEPTION_HANDLER)(struct _EXCEPTION_RECORD*, void*, struct _CONTEXT*, void*);
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#ifndef HAVE_NO_SEH
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/*
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* This is not entirely necessary, but it is the structure installed by
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* the _try1 primitive below.
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*/
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typedef struct _EXCEPTION_REGISTRATION {
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struct _EXCEPTION_REGISTRATION *prev;
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EXCEPTION_DISPOSITION (*handler)(struct _EXCEPTION_RECORD*, void*, struct _CONTEXT*, void*);
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} EXCEPTION_REGISTRATION, *PEXCEPTION_REGISTRATION;
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typedef EXCEPTION_REGISTRATION EXCEPTION_REGISTRATION_RECORD;
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typedef PEXCEPTION_REGISTRATION PEXCEPTION_REGISTRATION_RECORD;
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#endif
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#if (defined(_X86_) && !defined(__x86_64))
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#define __try1(pHandler) \
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__asm__ ("pushl %0;pushl %%fs:0;movl %%esp,%%fs:0;" : : "g" (pHandler));
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#define __except1 \
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__asm__ ("movl (%%esp),%%eax;movl %%eax,%%fs:0;addl $8,%%esp;" \
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: : : "%eax");
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#elif defined(__x86_64)
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#define __try1(pHandler) \
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__asm__ ("pushq %0;pushq %%gs:0;movq %%rsp,%%gs:0;" : : "g" (pHandler));
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#define __except1 \
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__asm__ ("movq (%%rsp),%%rax;movq %%rax,%%gs:0;addq $16,%%rsp;" \
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: : : "%rax");
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#else
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#define __try1(pHandler)
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#define __except1
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#endif
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#endif // 0
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#ifdef __cplusplus
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}
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#endif
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#pragma pack(pop)
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#endif
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