mirror of https://github.com/flysand7/ciabatta.git
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
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#include <_os.h>
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#define WIN32_LEAN_AND_MEAN
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#include<Windows.h>
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#include <signal.h>
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#include <stddef.h>
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#include <_macros.h>
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typedef struct SignalMapping {
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DWORD code;
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int signal;
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} SignalMapping;
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static SignalMapping map[] = {
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{EXCEPTION_ACCESS_VIOLATION, SIGSEGV},
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{EXCEPTION_IN_PAGE_ERROR, SIGSEGV},
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{EXCEPTION_ARRAY_BOUNDS_EXCEEDED, SIGSEGV},
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{EXCEPTION_DATATYPE_MISALIGNMENT, SIGALIGN},
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{EXCEPTION_BREAKPOINT, SIGBREAK},
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{EXCEPTION_FLT_DENORMAL_OPERAND, SIGFPE},
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{EXCEPTION_FLT_DIVIDE_BY_ZERO, SIGFPE},
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{EXCEPTION_FLT_INEXACT_RESULT, SIGFPE},
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{EXCEPTION_FLT_INVALID_OPERATION, SIGFPE},
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{EXCEPTION_FLT_OVERFLOW, SIGFPE},
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{EXCEPTION_FLT_STACK_CHECK, SIGFPE},
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{EXCEPTION_FLT_UNDERFLOW, SIGFPE},
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{EXCEPTION_ILLEGAL_INSTRUCTION, SIGILL},
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{EXCEPTION_INT_DIVIDE_BY_ZERO, SIGFPE},
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{EXCEPTION_INT_OVERFLOW, SIGFPE},
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{EXCEPTION_PRIV_INSTRUCTION, SIGILL},
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{EXCEPTION_SINGLE_STEP, SIGSTEP},
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};
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static LONG _win32_handler(EXCEPTION_POINTERS *ExceptionInfo) {
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EXCEPTION_RECORD *exception = ExceptionInfo->ExceptionRecord;
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DWORD code = exception->ExceptionCode;
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int signal = -1;
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for(int mapping = 0; mapping != _countof(map); ++mapping) {
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if(code == map[mapping].code) {
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signal = map[mapping].signal;
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}
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}
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if(signal != -1) {
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raise(signal);
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}
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return EXCEPTION_CONTINUE_SEARCH;
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}
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void _os_init_eh() {
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void *res = AddVectoredExceptionHandler(1, &_win32_handler);
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if(res == NULL) {
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ExitProcess(-69420);
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}
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}
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