91 lines
1.8 KiB
C
Executable File
91 lines
1.8 KiB
C
Executable File
#include "master.h"
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s64 current_millis(void)
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{
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FILETIME t;
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GetSystemTimeAsFileTime(&t);
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return (((s64)t.dwLowDateTime | (s64)t.dwHighDateTime<<32)
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- EPOCH_OFFSET) / 10000;
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}
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DEFINE_PRIMITIVE(os_envs)
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{
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GROWABLE_ARRAY(result);
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REGISTER_ROOT(result);
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TCHAR *env = GetEnvironmentStrings();
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TCHAR *finger = env;
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for(;;)
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{
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TCHAR *scan = finger;
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while(*scan != '\0')
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scan++;
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if(scan == finger)
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break;
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CELL string = tag_object(from_u16_string(finger));
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GROWABLE_ADD(result,string);
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finger = scan + 1;
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}
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FreeEnvironmentStrings(env);
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UNREGISTER_ROOT(result);
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GROWABLE_TRIM(result);
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dpush(result);
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}
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long exception_handler(PEXCEPTION_POINTERS pe)
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{
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PEXCEPTION_RECORD e = (PEXCEPTION_RECORD)pe->ExceptionRecord;
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CONTEXT *c = (CONTEXT*)pe->ContextRecord;
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if(in_code_heap_p(c->EIP))
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signal_callstack_top = (void *)c->ESP;
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else
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signal_callstack_top = NULL;
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if(e->ExceptionCode == EXCEPTION_ACCESS_VIOLATION)
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{
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signal_fault_addr = e->ExceptionInformation[1];
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c->EIP = (CELL)memory_signal_handler_impl;
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}
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else if(e->ExceptionCode == EXCEPTION_FLT_DIVIDE_BY_ZERO
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|| e->ExceptionCode == EXCEPTION_INT_DIVIDE_BY_ZERO)
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{
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signal_number = ERROR_DIVIDE_BY_ZERO;
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c->EIP = (CELL)divide_by_zero_signal_handler_impl;
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}
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else
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{
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signal_number = 11;
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c->EIP = (CELL)misc_signal_handler_impl;
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}
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return EXCEPTION_CONTINUE_EXECUTION;
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}
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void c_to_factor_toplevel(CELL quot)
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{
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if(!AddVectoredExceptionHandler(0, (void*)exception_handler))
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fatal_error("AddVectoredExceptionHandler failed", 0);
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c_to_factor(quot);
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RemoveVectoredExceptionHandler((void*)exception_handler);
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}
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void open_console(void)
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{
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/*
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// Do this: http://www.cygwin.com/ml/cygwin/2007-11/msg00432.html
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if(console_open)
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return;
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if(AttachConsole(ATTACH_PARENT_PROCESS) || AllocConsole())
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{
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console_open = true;
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}
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*/
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}
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