Util to report Windows error
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src/windows/winError.c
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16
src/windows/winError.c
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#include <windows.h>
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static char* winErrorEx(DWORD dwError) {
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char* buffer = NULL;
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DWORD dwFlags = FORMAT_MESSAGE_MAX_WIDTH_MASK
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| FORMAT_MESSAGE_ALLOCATE_BUFFER
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| FORMAT_MESSAGE_FROM_SYSTEM
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| FORMAT_MESSAGE_IGNORE_INSERTS;
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DWORD dwResult = FormatMessageA(dwFlags, NULL, dwError, 0, (LPSTR)&buffer, 0, NULL);
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if (dwResult==0 || buffer==NULL) {
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fatal("Failed to get error message from FormatMessageA()");
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}
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return buffer;
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}
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static char* winError(void) { return winErrorEx(GetLastError()); }
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