BaseTools: Singleton the object to handle build conf file

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=1875

The build config files are target.txt, build rule, tooldef
During a build, the config is not changed, so the object to
handle them need to be singleton.

Cc: Liming Gao <liming.gao@intel.com>
Signed-off-by: Bob Feng <bob.c.feng@intel.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
Acked-by: Liming Gao <liming.gao@intel.com>

1 files changed, 23 insertions, 33 deletions

diff --git a/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py b/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py
index f43743dff4..037828ea1c 100644
--- a/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py
+++ b/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py
@@ -22,9 +22,9 @@ from Common.BuildToolError import COMMAND_FAILURE,GENFDS_ERROR
 from Common import EdkLogger

 from Common.Misc import SaveFileOnChange

 

-from Common.TargetTxtClassObject import TargetTxtClassObject

-from Common.ToolDefClassObject import ToolDefClassObject, ToolDefDict

-from AutoGen.BuildEngine import BuildRule

+from Common.TargetTxtClassObject import TargetTxt

+from Common.ToolDefClassObject import ToolDef

+from AutoGen.BuildEngine import BuildRuleObj

 import Common.DataType as DataType

 from Common.Misc import PathClass

 from Common.LongFilePathSupport import OpenLongFilePath as open

@@ -95,31 +95,21 @@ class GenFdsGlobalVariable:
     def _LoadBuildRule():

         if GenFdsGlobalVariable.__BuildRuleDatabase:

             return GenFdsGlobalVariable.__BuildRuleDatabase

-        BuildConfigurationFile = os.path.normpath(os.path.join(GenFdsGlobalVariable.ConfDir, "target.txt"))

-        TargetTxt = TargetTxtClassObject()

-        if os.path.isfile(BuildConfigurationFile) == True:

-            TargetTxt.LoadTargetTxtFile(BuildConfigurationFile)

-            if DataType.TAB_TAT_DEFINES_BUILD_RULE_CONF in TargetTxt.TargetTxtDictionary:

-                BuildRuleFile = TargetTxt.TargetTxtDictionary[DataType.TAB_TAT_DEFINES_BUILD_RULE_CONF]

-            if not BuildRuleFile:

-                BuildRuleFile = 'Conf/build_rule.txt'

-            GenFdsGlobalVariable.__BuildRuleDatabase = BuildRule(BuildRuleFile)

-            ToolDefinitionFile = TargetTxt.TargetTxtDictionary[DataType.TAB_TAT_DEFINES_TOOL_CHAIN_CONF]

-            if ToolDefinitionFile == '':

-                ToolDefinitionFile = "Conf/tools_def.txt"

-            if os.path.isfile(ToolDefinitionFile):

-                ToolDef = ToolDefClassObject()

-                ToolDef.LoadToolDefFile(ToolDefinitionFile)

-                ToolDefinition = ToolDef.ToolsDefTxtDatabase

-                if DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY in ToolDefinition \

-                   and GenFdsGlobalVariable.ToolChainTag in ToolDefinition[DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY] \

-                   and ToolDefinition[DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY][GenFdsGlobalVariable.ToolChainTag]:

-                    GenFdsGlobalVariable.BuildRuleFamily = ToolDefinition[DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY][GenFdsGlobalVariable.ToolChainTag]

-

-                if DataType.TAB_TOD_DEFINES_FAMILY in ToolDefinition \

-                   and GenFdsGlobalVariable.ToolChainTag in ToolDefinition[DataType.TAB_TOD_DEFINES_FAMILY] \

-                   and ToolDefinition[DataType.TAB_TOD_DEFINES_FAMILY][GenFdsGlobalVariable.ToolChainTag]:

-                    GenFdsGlobalVariable.ToolChainFamily = ToolDefinition[DataType.TAB_TOD_DEFINES_FAMILY][GenFdsGlobalVariable.ToolChainTag]

+        GenFdsGlobalVariable.__BuildRuleDatabase = BuildRuleObj

+        ToolDefinitionFile = TargetTxt.TargetTxtDictionary[DataType.TAB_TAT_DEFINES_TOOL_CHAIN_CONF]

+        if ToolDefinitionFile == '':

+            ToolDefinitionFile = "Conf/tools_def.txt"

+        if os.path.isfile(ToolDefinitionFile):

+            ToolDefinition = ToolDef.ToolsDefTxtDatabase

+            if DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY in ToolDefinition \

+               and GenFdsGlobalVariable.ToolChainTag in ToolDefinition[DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY] \

+               and ToolDefinition[DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY][GenFdsGlobalVariable.ToolChainTag]:

+                GenFdsGlobalVariable.BuildRuleFamily = ToolDefinition[DataType.TAB_TOD_DEFINES_BUILDRULEFAMILY][GenFdsGlobalVariable.ToolChainTag]

+

+            if DataType.TAB_TOD_DEFINES_FAMILY in ToolDefinition \

+               and GenFdsGlobalVariable.ToolChainTag in ToolDefinition[DataType.TAB_TOD_DEFINES_FAMILY] \

+               and ToolDefinition[DataType.TAB_TOD_DEFINES_FAMILY][GenFdsGlobalVariable.ToolChainTag]:

+                GenFdsGlobalVariable.ToolChainFamily = ToolDefinition[DataType.TAB_TOD_DEFINES_FAMILY][GenFdsGlobalVariable.ToolChainTag]

         return GenFdsGlobalVariable.__BuildRuleDatabase

 

     ## GetBuildRules

@@ -839,7 +829,7 @@ class GenFdsGlobalVariable:
 #  @param  NameGuid         The Guid name

 #

 def FindExtendTool(KeyStringList, CurrentArchList, NameGuid):

-    ToolDb = ToolDefDict(GenFdsGlobalVariable.ConfDir).ToolsDefTxtDatabase

+    ToolDb = ToolDef.ToolsDefTxtDatabase

     # if user not specify filter, try to deduce it from global data.

     if KeyStringList is None or KeyStringList == []:

         Target = GenFdsGlobalVariable.TargetName

@@ -855,15 +845,15 @@ def FindExtendTool(KeyStringList, CurrentArchList, NameGuid):
         if NameGuid in GenFdsGlobalVariable.GuidToolDefinition:

             return GenFdsGlobalVariable.GuidToolDefinition[NameGuid]

 

-    ToolDefinition = ToolDefDict(GenFdsGlobalVariable.ConfDir).ToolsDefTxtDictionary

+    ToolDefinition = ToolDef.ToolsDefTxtDictionary

     ToolPathTmp = None

     ToolOption = None

     ToolPathKey = None

     ToolOptionKey = None

     KeyList = None

-    for ToolDef in ToolDefinition.items():

-        if NameGuid.lower() == ToolDef[1].lower():

-            KeyList = ToolDef[0].split('_')

+    for tool_def in ToolDefinition.items():

+        if NameGuid.lower() == tool_def[1].lower():

+            KeyList = tool_def[0].split('_')

             Key = KeyList[0] + \

                   '_' + \

                   KeyList[1] + \