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Fix executable memory mapping for Windows

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Dmitry Stogov 2023-02-28 15:34:36 +03:00
parent eb771b1fef
commit 9ded5ace4b
1 changed files with 2 additions and 2 deletions
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ir.c
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@ -1227,12 +1227,12 @@ void *ir_mem_mmap(size_t size)
#ifdef _M_X64
DWORD size_hi = size >> 32, size_lo = size & 0xffffffff;
#else
DWORD size_hi = size, size_lo = 0;
DWORD size_hi = 0, size_lo = size;
#endif
HANDLE h = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_EXECUTE_READWRITE, size_hi, size_lo, NULL);
ret = MapViewOfFile(h, FILE_MAP_COPY | FILE_MAP_EXECUTE, size_hi, size_lo, size);
ret = MapViewOfFile(h, FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_EXECUTE, 0, 0, size);
if (!ret) {
CloseHandle(h);
}