Give Python/PythonCore.inf its own GUID.

Do not build Python by default since it requires manual preparation before it can be built.
Update ReadMe.pdf to include information on configuring and building Python.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11930 6f19259b-4bc3-4df7-8a09-765794883524

AppPkg/AppPkg.dsc

@@ -93,7 +93,8 @@
 
 [LibraryClasses.IA32]
   TimerLib|PerformancePkg/Library/DxeTscTimerLib/DxeTscTimerLib.inf
-  ## Comment out the above line and un-comment the line below for running under Nt32 emulation.
+  # To run in an emulation environment, such as Nt32Pkg, comment out the TimerLib
+  # description above and un-comment the line below.
 #  TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
 
 [LibraryClasses.X64]
@@ -141,7 +142,9 @@
   AppPkg/Applications/Hello/Hello.inf        # No LibC includes or functions.
   AppPkg/Applications/Main/Main.inf          # Simple invocation. No other LibC functions.
   AppPkg/Applications/Enquire/Enquire.inf
-  AppPkg/Applications/Python/PythonCore.inf
+
+# After extracting the Python distribution, un-comment the following line to build Python.
+#  AppPkg/Applications/Python/PythonCore.inf
 
 ################################################################
 #
@@ -155,8 +158,8 @@
     GCC:*_*_*_CC_FLAGS      = -ffreestanding -nostdinc -nostdlib
 
 # The Build Options, below, are only used when building the C library
-# to be run under the NT32 emulation.  They disable the clock() system call
+# to be run under an emulation environment, such as Nt32Pkg.  The clock()
-# which is currently incompatible with the NT32 environment.
+# system call is modified to return -1 indicating that it is unsupported.
 # Just uncomment the lines below and select the correct TimerLib instance, above.
 
   # INTEL:*_*_IA32_CC_FLAGS     = /D NT32dvm

AppPkg/Applications/Python/PythonCore.inf

@@ -17,7 +17,7 @@
 [Defines]
   INF_VERSION                    = 0x00010006
   BASE_NAME                      = Python
-  FILE_GUID                      = 42f58b27-5dc3-4fa7-844d-5a7dbff06432
+  FILE_GUID                      = ca5627c4-51ba-4dcb-ac62-c076ebd37ddb
   MODULE_TYPE                    = UEFI_APPLICATION
   VERSION_STRING                 = 0.1
   ENTRY_POINT                    = ShellCEntryLib
@@ -228,11 +228,6 @@
 #EFI -- EFI specific code
   Efi/config.c
   Efi/getpathp.c
-#  Efi/_subprocess.c
-#  Efi/_winreg.c
-#  Efi/dl_nt.c
-#  Efi/import_nt.c
-#  Efi/msvcrtmodule.c
 
 [BuildOptions]
    MSFT:*_*_*_CC_FLAGS            = /Oi- /wd4018 /wd4054 /wd4055 /wd4101 /wd4131 /wd4152 /wd4204 /wd4210 /wd4244 /wd4267 /wd4305 /wd4310 /wd4389 /wd4701 /wd4702 /wd4706 /I%WORKSPACE%\AppPkg\Applications\Python\Ia32 /I%WORKSPACE%\AppPkg\Applications\Python\Python-2.7.1\Include