[PATCH] BaseTools: Add EDKII_DSC_PLATFORM_GUID MACRO

["fengyunhua" <fengyunhua@byosoft.com.cn>]

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2969

Add EDKII_DSC_PLATFORM_GUID MACRO

Cc: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Yunhua Feng <fengyunhua@byosoft.com.cn>
---
 BaseTools/Source/Python/AutoGen/GenC.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/BaseTools/Source/Python/AutoGen/GenC.py b/BaseTools/Source/Python/AutoGen/GenC.py
index 5e0d11e165..5b63d278be 100755
--- a/BaseTools/Source/Python/AutoGen/GenC.py
+++ b/BaseTools/Source/Python/AutoGen/GenC.py
@@ -1980,12 +1980,14 @@ def CreateHeaderCode(Info, AutoGenC, AutoGenH):
         AutoGenH.Append("#include <Library/PcdLib.h>\n")
 
     AutoGenH.Append('\nextern GUID  gEfiCallerIdGuid;')
+    AutoGenH.Append('\nextern GUID  gEdkiiDscPlatformGuid;')
     AutoGenH.Append('\nextern CHAR8 *gEfiCallerBaseName;\n\n')
 
     if Info.IsLibrary:
         return
 
     AutoGenH.Append("#define EFI_CALLER_ID_GUID \\\n  %s\n" % GuidStringToGuidStructureString(Info.Guid))
+    AutoGenH.Append("#define EDKII_DSC_PLATFORM_GUID \\\n %s\n" % GuidStringToGuidStructureString(Info.PlatformInfo.Guid))
 
     if Info.IsLibrary:
         return
@@ -2002,6 +2004,7 @@ def CreateHeaderCode(Info, AutoGenC, AutoGenH):
     # Publish the CallerId Guid
     #
     AutoGenC.Append('\nGLOBAL_REMOVE_IF_UNREFERENCED GUID gEfiCallerIdGuid = %s;\n' % GuidStringToGuidStructureString(Info.Guid))
+    AutoGenC.Append('\nGLOBAL_REMOVE_IF_UNREFERENCED GUID gEdkiiDscPlatformGuid = %s;\n' % GuidStringToGuidStructureString(Info.PlatformInfo.Guid))
     AutoGenC.Append('\nGLOBAL_REMOVE_IF_UNREFERENCED CHAR8 *gEfiCallerBaseName = "%s";\n' % Info.Name)
 
 ## Create common code for header file
-- 
2.27.0.windows.1