执行命令前，删除Target目录，防止自动编译系统误判断已完成。

自动编译系统脚本标准化/builder.py

@@ -104,6 +104,11 @@ def prev_compile():
         return False
     
     # Python无法将字符串'false'转为布尔类型;
+    if 'clean' in PREV_ARG:
+        if type(PREV_ARG['clean']) == type(u'str'):
+            PREV_ARG['clean'] = True if PREV_ARG['clean'].lower() == u'true' else False
+        print(type(PREV_ARG['clean']), PREV_ARG['clean'])
+
     if 'sync' in PREV_ARG:
         if type(PREV_ARG['sync']) == type(u'str'):
             PREV_ARG['sync'] = True if PREV_ARG['sync'].lower() == u'true' else False
@@ -116,31 +121,29 @@ def prev_compile():
 
     # 更新代码;
     commands=[]
+    commands.append(str.format("cd %s") % CODE_DIR)
+    commands.append("rm -rf Target")
+    # Java创建会话终端(导入了所有环境变量),无须再export,解决repo:commnand not found的问题;
+    #commands.append("export PATH=$(echo $PATH)") 
+    if 'clean' in PREV_ARG and PREV_ARG['clean']:
+        print("enable clean")
+        commands.append("repo forall -c \"pwd &&git clean -xfd && git checkout --\"")
+
+    # 更新代码;
     if 'sync' in PREV_ARG and PREV_ARG['sync']:
-        print("start sync")
-        # Java创建会话终端(导入了所有环境变量),无须再export,解决repo:commnand not found的问题;
-        #commands.append("export PATH=$(echo $PATH)") 
-        commands.append(str.format("cd %s") % CODE_DIR)
+        print("enable sync")
         commands.append("repo sync")
-        commandline=';'.join(commands)
-        cmdExecute_Ridrect(commandline, CODE_DIR)
     
     # 重新下载;
-    commands=[]
     if 'redownload' in PREV_ARG and PREV_ARG['redownload']:
-        print("start redownload")
-        # Java创建会话终端(导入了所有环境变量),无须再export,解决repo:commnand not found的问题;
-        #commands.append("export PATH=$(echo $PATH)") 
-        commands.append(str.format("cd %s") % CODE_DIR)
+        print("enable redownload")
         commands.append(str.format("rm -rf !(%s|%s|%s|%s)") % ("builder.py", "arg.json", "51M-CompileScript.sh", "ftp.py"))
-        # 已在编译路径中,无须处理;
-        #commands.append(str.format("cd %s") % os.getcwd())
-        #commands.append(str.format("mkdir %s") % CODE_FOLDER_NAME)
-        #commands.append(str.format("cd %s") % CODE_DIR)
         commands.append(str.format("repo init -u %s") % (PREV_ARG['branch-addr']))
         commands.append("repo sync")   
-        commandline=';'.join(commands)
-        cmdExecute_Ridrect(commandline)
+    
+    # 执行所有命令;
+    commandline=';'.join(commands)    
+    cmdExecute_Ridrect(commandline)
 
 
 def call_script():