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Annotation of mstools/h/excpt.h, revision 1.1.1.4

1.1       root        1: /***
1.1.1.3   root        2: *excpt.h - defines exception values, types and routines
1.1       root        3: *
1.1.1.4 ! root        4: *      Copyright (c) 1990-1993, Microsoft Corporation. All rights reserved.
1.1       root        5: *
                      6: *Purpose:
1.1.1.3   root        7: *      This file contains the definitions and prototypes for the compiler-
                      8: *      dependent intrinsics, support functions and keywords which implement
                      9: *      the structured exception handling extensions.
1.1       root       10: *
1.1.1.3   root       11: ****/
1.1       root       12: 
1.1.1.3   root       13: #ifndef _INC_EXCPT
1.1       root       14: 
1.1.1.3   root       15: #ifdef __cplusplus
                     16: extern "C" {
                     17: #endif
                     18: 
                     19: 
                     20: /*
                     21:  * Conditional macro definition for function calling type and variable type
                     22:  * qualifiers.
                     23:  */
                     24: #if   ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
                     25: 
                     26: /*
                     27:  * Definitions for MS C8-32 (386/486) compiler
                     28:  */
                     29: #define _CRTAPI1 __cdecl
                     30: #define _CRTAPI2 __cdecl
                     31: 
                     32: #else
                     33: 
                     34: /*
                     35:  * Other compilers (e.g., MIPS)
                     36:  */
                     37: #define _CRTAPI1
                     38: #define _CRTAPI2
1.1       root       39: 
1.1.1.3   root       40: #endif
                     41: 
                     42: 
                     43: /*
                     44:  * Exception disposition return values.
                     45:  */
1.1       root       46: typedef enum _EXCEPTION_DISPOSITION {
                     47:     ExceptionContinueExecution,
                     48:     ExceptionContinueSearch,
                     49:     ExceptionNestedException,
                     50:     ExceptionCollidedUnwind
                     51: } EXCEPTION_DISPOSITION;
                     52: 
                     53: 
1.1.1.3   root       54: /*
                     55:  * Prototype for SEH support function.
                     56:  */
                     57: 
                     58: #ifdef _M_IX86
                     59: 
1.1.1.4 ! root       60: /*
        !            61:  * Declarations to keep MS C 8 (386/486) compiler happy
        !            62:  */
        !            63: struct _EXCEPTION_RECORD;
        !            64: struct _CONTEXT;
        !            65: 
1.1.1.3   root       66: EXCEPTION_DISPOSITION _CRTAPI2 _except_handler (
                     67:        struct _EXCEPTION_RECORD *ExceptionRecord,
                     68:        void * EstablisherFrame,
                     69:        struct _CONTEXT *ContextRecord,
                     70:        void * DispatcherContext
                     71:        );
                     72: 
1.1.1.4 ! root       73: #elif defined(_M_MRX000) || defined(_MIPS_) || defined(_ALPHA_)
1.1.1.3   root       74: 
                     75: /*
1.1.1.4 ! root       76:  * Declarations to keep MIPS and ALPHA compiler happy
1.1.1.3   root       77:  */
1.1       root       78: typedef struct _EXCEPTION_POINTERS *Exception_info_ptr;
                     79: struct _EXCEPTION_RECORD;
                     80: struct _CONTEXT;
                     81: struct _DISPATCHER_CONTEXT;
                     82: 
1.1.1.3   root       83: 
                     84: EXCEPTION_DISPOSITION __C_specific_handler (
                     85:        struct _EXCEPTION_RECORD *ExceptionRecord,
                     86:        void *EstablisherFrame,
                     87:        struct _CONTEXT *ContextRecord,
                     88:        struct _DISPATCHER_CONTEXT *DispatcherContext
                     89:        );
                     90: 
                     91: #endif
                     92: 
                     93: 
                     94: /*
                     95:  * Keywords and intrinsics for SEH
                     96:  */
                     97: 
                     98: #if    ( _MSC_VER >= 800 )
                     99: /*
                    100:  * MS C8-32 (386/486)
                    101:  */
1.1.1.4 ! root      102: #define try                            __try
        !           103: #define except                         __except
        !           104: #define finally                        __finally
        !           105: #define leave                          __leave
1.1.1.3   root      106: #define GetExceptionCode               _exception_code
                    107: #define exception_code                 _exception_code
1.1.1.4 ! root      108: #define GetExceptionInformation         (struct _EXCEPTION_POINTERS *)_exception_info
        !           109: #define exception_info                  (struct _EXCEPTION_POINTERS *)_exception_info
1.1.1.3   root      110: #define AbnormalTermination            _abnormal_termination
                    111: #define abnormal_termination           _abnormal_termination
                    112: 
                    113: unsigned long _CRTAPI1 _exception_code(void);
                    114: void *       _CRTAPI1 _exception_info(void);
                    115: int          _CRTAPI1 _abnormal_termination(void);
                    116: 
1.1.1.4 ! root      117: #elif defined(_M_MRX000) || defined(_MIPS_) || defined(_ALPHA_)
1.1.1.3   root      118: /*
1.1.1.4 ! root      119:  * MIPS or ALPHA compiler
1.1.1.3   root      120:  */
                    121: #define try                            __builtin_try
                    122: #define except                         __builtin_except
                    123: #define finally                        __builtin_finally
                    124: #define leave                          __builtin_leave
                    125: #define GetExceptionCode()             __exception_code
                    126: #define exception_code()               __exception_code
1.1.1.4 ! root      127: #define GetExceptionInformation()       (struct _EXCEPTION_POINTERS *)__exception_info
        !           128: #define exception_info()                (struct _EXCEPTION_POINTERS *)__exception_info
1.1.1.3   root      129: #define AbnormalTermination()          __abnormal_termination
                    130: #define abnormal_termination()         __abnormal_termination
                    131: 
                    132: extern unsigned long __exception_code;
                    133: extern int          __exception_info;
                    134: extern int          __abnormal_termination;
1.1       root      135: 
                    136: #endif
                    137: 
                    138: 
1.1.1.3   root      139: /*
                    140:  * Legal values for expression in except().
                    141:  */
                    142: 
                    143: #define EXCEPTION_EXECUTE_HANDLER       1
                    144: #define EXCEPTION_CONTINUE_SEARCH       0
                    145: #define EXCEPTION_CONTINUE_EXECUTION   -1
                    146: 
                    147: 
                    148: 
                    149: #ifdef __cplusplus
                    150: }
1.1       root      151: #endif
1.1.1.3   root      152: 
                    153: #define _INC_EXCPT
                    154: #endif /* _INC_EXCPT */

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