[Patch 3/3 V2] BaseTools: enable hash value check for single module build

[Yonghong Zhu <yonghong.zhu@intel.com>]

This patch enables hash value check for single module build to decide
whether we can skip to build this module.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com>
---
 BaseTools/Source/Python/build/build.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/BaseTools/Source/Python/build/build.py b/BaseTools/Source/Python/build/build.py
index 457f6c9..8cf139c 100644
--- a/BaseTools/Source/Python/build/build.py
+++ b/BaseTools/Source/Python/build/build.py
@@ -1843,10 +1843,14 @@ class Build():
                     Pa = PlatformAutoGen(Wa, self.PlatformFile, BuildTarget, ToolChain, Arch)
                     for Module in Pa.Platform.Modules:
                         if self.ModuleFile.Dir == Module.Dir and self.ModuleFile.Name == Module.Name:
                             Ma = ModuleAutoGen(Wa, Module, BuildTarget, ToolChain, Arch, self.PlatformFile)
                             if Ma == None: continue
+                            MaList.append(Ma)
+                            if Ma.CanSkipbyHash():
+                                self.HashSkipModules.append(Ma)
+                                continue
                             # Not to auto-gen for targets 'clean', 'cleanlib', 'cleanall', 'run', 'fds'
                             if self.Target not in ['clean', 'cleanlib', 'cleanall', 'run', 'fds']:
                                 # for target which must generate AutoGen code and makefile
                                 if not self.SkipAutoGen or self.Target == 'genc':
                                     Ma.CreateCodeFile(True)
@@ -1854,11 +1858,10 @@ class Build():
                                     if CmdListDict and self.Fdf and (Module.File, Arch) in CmdListDict:
                                         Ma.CreateMakeFile(True, CmdListDict[Module.File, Arch])
                                         del CmdListDict[Module.File, Arch]
                                     else:
                                         Ma.CreateMakeFile(True)
-                            MaList.append(Ma)
                             self.BuildModules.append(Ma)
                     self.AutoGenTime += int(round((time.time() - AutoGenStart)))
                     MakeStart = time.time()
                     for Ma in self.BuildModules:
                         if not Ma.IsBinaryModule:
-- 
2.6.1.windows.1