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EmulatorPkg: Make the library work with DXE Core. 

The DXE core calls library constructors after it calls DEBUG macros, so we need more error handling in the lib.

signed-off-by: andrewfish



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12118 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
andrewfish 2011-08-11 03:24:35 +00:00
parent bed0bbc310
commit 9184d5da2f
1 changed files with 4 additions and 0 deletions
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4
EmulatorPkg/Library/DxeEmuStdErrSerialPortLib/DxeEmuStdErrSerialPortLib.c
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@ -66,6 +66,10 @@ SerialPortWrite (
IN UINTN NumberOfBytes IN UINTN NumberOfBytes
) )
{ {
if (gEmuThunk == NULL) {
return NumberOfBytes;
}
return gEmuThunk->WriteStdErr (Buffer, NumberOfBytes); return gEmuThunk->WriteStdErr (Buffer, NumberOfBytes);
} }