BaseTools: Library hashing fix and optimization for --hash feature

[mirror_edk2.git] / BaseTools / Source / Python / build / build.py

diff --git a/BaseTools/Source/Python/build/build.py b/BaseTools/Source/Python/build/build.py
index 7271570d2956db80e50e6667b1aa2f6d0d6baf07..027061191c5eee3aa06867d83008f58a3b00ead8 100644 (file)
--- a/BaseTools/Source/Python/build/build.py
+++ b/BaseTools/Source/Python/build/build.py
@@ -593,7 +593,7 @@ class BuildTask:
     #\r
     def AddDependency(self, Dependency):\r
         for Dep in Dependency:\r
-            if not Dep.BuildObject.IsBinaryModule:\r
+            if not Dep.BuildObject.IsBinaryModule and not Dep.BuildObject.CanSkipbyHash():\r
                 self.DependencyList.append(BuildTask.New(Dep))    # BuildTask list\r
 \r
     ## The thread wrapper of LaunchCommand function\r
@@ -605,6 +605,11 @@ class BuildTask:
         try:\r
             self.BuildItem.BuildObject.BuildTime = LaunchCommand(Command, WorkingDir)\r
             self.CompleteFlag = True\r
+\r
+            # Run hash operation post dependency, to account for libs\r
+            if GlobalData.gUseHashCache and self.BuildItem.BuildObject.IsLibrary:\r
+                HashFile = path.join(self.BuildItem.BuildObject.BuildDir, self.BuildItem.BuildObject.Name + ".hash")\r
+                SaveFileOnChange(HashFile, self.BuildItem.BuildObject.GenModuleHash(), True)\r
         except:\r
             #\r
             # TRICK: hide the output of threads left running, so that the user can\r