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/* * Mach Operating System * Copyright (c) 1987 Carnegie-Mellon University * All rights reserved. The CMU software License Agreement specifies * the terms and conditions for use and redistribution. */ /* * HISTORY * 29-Sep-87 David Black (dlb) at Carnegie-Mellon University * Created. */ #ifndef EXCEPTION_H_ #define EXCEPTION_H_ #import <mach/machine/exception.h> /* * Machine-independent exception definitions. */ #define EXC_BAD_ACCESS 1 /* Could not access memory */ /* Code contains kern_return_t describing error. */ /* Subcode contains bad memory address. */ #define EXC_BAD_INSTRUCTION 2 /* Instruction failed */ /* Illegal or undefined instruction or operand */ #define EXC_ARITHMETIC 3 /* Arithmetic exception */ /* Exact nature of exception is in code field */ #define EXC_EMULATION 4 /* Emulation instruction */ /* Emulation support instruction encountered */ /* Details in code and subcode fields */ #define EXC_SOFTWARE 5 /* Software generated exception */ /* Exact exception is in code field. */ /* Codes 0 - 0xFFFF reserved to hardware */ /* Codes 0x10000 - 0x1FFFF reserved for OS emulation (Unix) */ #define EXC_BREAKPOINT 6 /* Trace, breakpoint, etc. */ /* Details in code field. */ #endif
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