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Skip SetConsoleCP when stdout is non-interactive #701

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Skip SetConsoleCP when stdout is non-interactive #701

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9 changes: 7 additions & 2 deletions src/libs/dutil/WixToolset.DUtil/conutil.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -67,9 +67,14 @@ extern "C" HRESULT DAPI ConsoleInitialize()
vfConsoleOut = TRUE;
}

if (!::SetConsoleCP(CP_UTF8) || !::SetConsoleOutputCP(CP_UTF8))
// Console codepage only applies to interactive sessions. SetConsoleCP may
// fail in console-less environments and the error path closes stdin/stdout.
if (vfStdOutInteractive)
{
ConExitWithLastError(hr, "failed to set console codepage to UTF-8");
if (!::SetConsoleCP(CP_UTF8) || !::SetConsoleOutputCP(CP_UTF8))
{
ConExitWithLastError(hr, "failed to set console codepage to UTF-8");
}
}

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