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Posted to common-commits@hadoop.apache.org by cn...@apache.org on 2013/10/14 19:15:54 UTC

svn commit: r1531985 - in /hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main: bin/ conf/ native/ winutils/

Author: cnauroth
Date: Mon Oct 14 17:15:53 2013
New Revision: 1531985

URL: http://svn.apache.org/r1531985
Log:
HADOOP-10040. Merging change r1531984 from branch-2 to branch-2.2

Modified:
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.cmd   (contents, props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/hadoop.cmd   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/start-all.cmd   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/stop-all.cmd   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/conf/hadoop-env.cmd   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/native/native.sln   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/native/native.vcxproj   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/winutils/libwinutils.vcxproj   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/winutils/winutils.sln   (props changed)
    hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/winutils/winutils.vcxproj   (props changed)

Modified: hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.cmd
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.cmd?rev=1531985&r1=1531984&r2=1531985&view=diff
==============================================================================
--- hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.cmd (original)
+++ hadoop/common/branches/branch-2.2/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.cmd Mon Oct 14 17:15:53 2013
@@ -1,292 +1,292 @@
-@echo off
-@rem Licensed to the Apache Software Foundation (ASF) under one or more
-@rem contributor license agreements.  See the NOTICE file distributed with
-@rem this work for additional information regarding copyright ownership.
-@rem The ASF licenses this file to You under the Apache License, Version 2.0
-@rem (the "License"); you may not use this file except in compliance with
-@rem the License.  You may obtain a copy of the License at
-@rem
-@rem     http://www.apache.org/licenses/LICENSE-2.0
-@rem
-@rem Unless required by applicable law or agreed to in writing, software
-@rem distributed under the License is distributed on an "AS IS" BASIS,
-@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-@rem See the License for the specific language governing permissions and
-@rem limitations under the License.
-
-@rem included in all the hadoop scripts with source command
-@rem should not be executable directly
-@rem also should not be passed any arguments, since we need original %*
-
-if not defined HADOOP_COMMON_DIR (
-  set HADOOP_COMMON_DIR=share\hadoop\common
-)
-if not defined HADOOP_COMMON_LIB_JARS_DIR (
-  set HADOOP_COMMON_LIB_JARS_DIR=share\hadoop\common\lib
-)
-if not defined HADOOP_COMMON_LIB_NATIVE_DIR (
-  set HADOOP_COMMON_LIB_NATIVE_DIR=lib\native
-)
-if not defined HDFS_DIR (
-  set HDFS_DIR=share\hadoop\hdfs
-)
-if not defined HDFS_LIB_JARS_DIR (
-  set HDFS_LIB_JARS_DIR=share\hadoop\hdfs\lib
-)
-if not defined YARN_DIR (
-  set YARN_DIR=share\hadoop\yarn
-)
-if not defined YARN_LIB_JARS_DIR (
-  set YARN_LIB_JARS_DIR=share\hadoop\yarn\lib
-)
-if not defined MAPRED_DIR (
-  set MAPRED_DIR=share\hadoop\mapreduce
-)
-if not defined MAPRED_LIB_JARS_DIR (
-  set MAPRED_LIB_JARS_DIR=share\hadoop\mapreduce\lib
-)
-
-@rem the root of the Hadoop installation
-set HADOOP_HOME=%~dp0
-for %%i in (%HADOOP_HOME%.) do (
-  set HADOOP_HOME=%%~dpi
-)
-if "%HADOOP_HOME:~-1%" == "\" (
-  set HADOOP_HOME=%HADOOP_HOME:~0,-1%
-)
-
-if not exist %HADOOP_HOME%\share\hadoop\common\hadoop-common-*.jar (
-    @echo +================================================================+
-    @echo ^|      Error: HADOOP_HOME is not set correctly                   ^|
-    @echo +----------------------------------------------------------------+
-    @echo ^| Please set your HADOOP_HOME variable to the absolute path of   ^|
-    @echo ^| the directory that contains the hadoop distribution            ^|
-    @echo +================================================================+
-    exit /b 1
-)
-
-set HADOOP_CONF_DIR=%HADOOP_HOME%\etc\hadoop
-
-@rem
-@rem Allow alternate conf dir location.
-@rem
-
-if "%1" == "--config" (
-  set HADOOP_CONF_DIR=%2
-  shift
-  shift
-)
-
-@rem
-@rem check to see it is specified whether to use the slaves or the
-@rem masters file
-@rem
-
-if "%1" == "--hosts" (
-  set HADOOP_SLAVES=%HADOOP_CONF_DIR%\%2
-  shift
-  shift
-)
-
-if exist %HADOOP_CONF_DIR%\hadoop-env.cmd (
-  call %HADOOP_CONF_DIR%\hadoop-env.cmd
-)
-
-@rem
-@rem setup java environment variables
-@rem
-
-if not defined JAVA_HOME (
-  echo Error: JAVA_HOME is not set.
-  goto :eof
-)
-
-if not exist %JAVA_HOME%\bin\java.exe (
-  echo Error: JAVA_HOME is incorrectly set.
-  echo        Please update %HADOOP_HOME%\conf\hadoop-env.cmd
-  goto :eof
-)
-
-set JAVA=%JAVA_HOME%\bin\java
-@rem some Java parameters
-set JAVA_HEAP_MAX=-Xmx1000m
-
-@rem
-@rem check envvars which might override default args
-@rem
-
-if defined HADOOP_HEAPSIZE (
-  set JAVA_HEAP_MAX=-Xmx%HADOOP_HEAPSIZE%m
-)
-
-@rem
-@rem CLASSPATH initially contains %HADOOP_CONF_DIR%
-@rem
-
-set CLASSPATH=%HADOOP_CONF_DIR%
-
-if not defined HADOOP_COMMON_HOME (
-  if exist %HADOOP_HOME%\share\hadoop\common (
-    set HADOOP_COMMON_HOME=%HADOOP_HOME%
-  )
-)
-
-@rem
-@rem for releases, add core hadoop jar & webapps to CLASSPATH
-@rem
-
-if exist %HADOOP_COMMON_HOME%\%HADOOP_COMMON_DIR%\webapps (
-  set CLASSPATH=!CLASSPATH!;%HADOOP_COMMON_HOME%\%HADOOP_COMMON_DIR%
-)
-
-if exist %HADOOP_COMMON_HOME%\%HADOOP_COMMON_LIB_JARS_DIR% (
-  set CLASSPATH=!CLASSPATH!;%HADOOP_COMMON_HOME%\%HADOOP_COMMON_LIB_JARS_DIR%\*
-)
-
-set CLASSPATH=!CLASSPATH!;%HADOOP_COMMON_HOME%\%HADOOP_COMMON_DIR%\*
-
-@rem
-@rem default log directory % file
-@rem
-
-if not defined HADOOP_LOG_DIR (
-  set HADOOP_LOG_DIR=%HADOOP_HOME%\logs
-)
-
-if not defined HADOOP_LOGFILE (
-  set HADOOP_LOGFILE=hadoop.log
-)
-
-if not defined HADOOP_ROOT_LOGGER (
-  set HADOOP_ROOT_LOGGER=INFO,console
-)
-
-@rem
-@rem default policy file for service-level authorization
-@rem
-
-if not defined HADOOP_POLICYFILE (
-  set HADOOP_POLICYFILE=hadoop-policy.xml
-)
-
-@rem
-@rem Determine the JAVA_PLATFORM
-@rem
-
-for /f "delims=" %%A in ('%JAVA% -Xmx32m %HADOOP_JAVA_PLATFORM_OPTS% -classpath "%CLASSPATH%" org.apache.hadoop.util.PlatformName') do set JAVA_PLATFORM=%%A
-@rem replace space with underscore
-set JAVA_PLATFORM=%JAVA_PLATFORM: =_%
-
-@rem
-@rem setup 'java.library.path' for native hadoop code if necessary
-@rem
-
-@rem Check if we're running hadoop directly from the build
-set JAVA_LIBRARY_PATH=
-if exist %HADOOP_COMMON_HOME%\target\bin (
-  set JAVA_LIBRARY_PATH=%HADOOP_COMMON_HOME%\target\bin
-)
-
-@rem For the distro case, check the bin folder
-if exist %HADOOP_COMMON_HOME%\bin (
-  set JAVA_LIBRARY_PATH=%JAVA_LIBRARY_PATH%;%HADOOP_COMMON_HOME%\bin
-)
-
-@rem
-@rem setup a default TOOL_PATH
-@rem
-set TOOL_PATH=%HADOOP_HOME%\share\hadoop\tools\lib\*
-
-set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.log.dir=%HADOOP_LOG_DIR%
-set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.log.file=%HADOOP_LOGFILE%
-set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.home.dir=%HADOOP_HOME%
-set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.id.str=%HADOOP_IDENT_STRING%
-set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.root.logger=%HADOOP_ROOT_LOGGER%
-
-if defined JAVA_LIBRARY_PATH (
-  set HADOOP_OPTS=%HADOOP_OPTS% -Djava.library.path=%JAVA_LIBRARY_PATH%
-)
-set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.policy.file=%HADOOP_POLICYFILE%
-
-@rem
-@rem Disable ipv6 as it can cause issues
-@rem
-
-set HADOOP_OPTS=%HADOOP_OPTS% -Djava.net.preferIPv4Stack=true
-
-@rem
-@rem put hdfs in classpath if present
-@rem
-
-if not defined HADOOP_HDFS_HOME (
-  if exist %HADOOP_HOME%\%HDFS_DIR% (
-    set HADOOP_HDFS_HOME=%HADOOP_HOME%
-  )
-)
-
-if exist %HADOOP_HDFS_HOME%\%HDFS_DIR%\webapps (
-  set CLASSPATH=!CLASSPATH!;%HADOOP_HDFS_HOME%\%HDFS_DIR%
-)
-
-if exist %HADOOP_HDFS_HOME%\%HDFS_LIB_JARS_DIR% (
-  set CLASSPATH=!CLASSPATH!;%HADOOP_HDFS_HOME%\%HDFS_LIB_JARS_DIR%\*
-)
-
-set CLASSPATH=!CLASSPATH!;%HADOOP_HDFS_HOME%\%HDFS_DIR%\*
-
-@rem
-@rem put yarn in classpath if present
-@rem
-
-if not defined HADOOP_YARN_HOME (
-  if exist %HADOOP_HOME%\%YARN_DIR% (
-    set HADOOP_YARN_HOME=%HADOOP_HOME%
-  )
-)
-
-if exist %HADOOP_YARN_HOME%\%YARN_DIR%\webapps (
-  set CLASSPATH=!CLASSPATH!;%HADOOP_YARN_HOME%\%YARN_DIR%
-)
-
-if exist %HADOOP_YARN_HOME%\%YARN_LIB_JARS_DIR% (
-  set CLASSPATH=!CLASSPATH!;%HADOOP_YARN_HOME%\%YARN_LIB_JARS_DIR%\*
-)
-
-set CLASSPATH=!CLASSPATH!;%HADOOP_YARN_HOME%\%YARN_DIR%\*
-
-@rem
-@rem put mapred in classpath if present AND different from YARN
-@rem
-
-if not defined HADOOP_MAPRED_HOME (
-  if exist %HADOOP_HOME%\%MAPRED_DIR% (
-    set HADOOP_MAPRED_HOME=%HADOOP_HOME%
-  )
-)
-
-if not "%HADOOP_MAPRED_HOME%\%MAPRED_DIR%" == "%HADOOP_YARN_HOME%\%YARN_DIR%" (
-
-  if exist %HADOOP_MAPRED_HOME%\%MAPRED_DIR%\webapps (
-    set CLASSPATH=!CLASSPATH!;%HADOOP_MAPRED_HOME%\%MAPRED_DIR%
-  )
-
-  if exist %HADOOP_MAPRED_HOME%\%MAPRED_LIB_JARS_DIR% (
-    set CLASSPATH=!CLASSPATH!;%HADOOP_MAPRED_HOME%\%MAPRED_LIB_JARS_DIR%\*
-  )
-
-  set CLASSPATH=!CLASSPATH!;%HADOOP_MAPRED_HOME%\%MAPRED_DIR%\*
-)
-
-@rem
-@rem add user-specified CLASSPATH last
-@rem
-
-if defined HADOOP_CLASSPATH (
-  if defined HADOOP_USER_CLASSPATH_FIRST (
-    set CLASSPATH=%HADOOP_CLASSPATH%;%CLASSPATH%;
-  ) else (
-    set CLASSPATH=%CLASSPATH%;%HADOOP_CLASSPATH%;
-  )
-)
-
-:eof
+@echo off
+@rem Licensed to the Apache Software Foundation (ASF) under one or more
+@rem contributor license agreements.  See the NOTICE file distributed with
+@rem this work for additional information regarding copyright ownership.
+@rem The ASF licenses this file to You under the Apache License, Version 2.0
+@rem (the "License"); you may not use this file except in compliance with
+@rem the License.  You may obtain a copy of the License at
+@rem
+@rem     http://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+
+@rem included in all the hadoop scripts with source command
+@rem should not be executable directly
+@rem also should not be passed any arguments, since we need original %*
+
+if not defined HADOOP_COMMON_DIR (
+  set HADOOP_COMMON_DIR=share\hadoop\common
+)
+if not defined HADOOP_COMMON_LIB_JARS_DIR (
+  set HADOOP_COMMON_LIB_JARS_DIR=share\hadoop\common\lib
+)
+if not defined HADOOP_COMMON_LIB_NATIVE_DIR (
+  set HADOOP_COMMON_LIB_NATIVE_DIR=lib\native
+)
+if not defined HDFS_DIR (
+  set HDFS_DIR=share\hadoop\hdfs
+)
+if not defined HDFS_LIB_JARS_DIR (
+  set HDFS_LIB_JARS_DIR=share\hadoop\hdfs\lib
+)
+if not defined YARN_DIR (
+  set YARN_DIR=share\hadoop\yarn
+)
+if not defined YARN_LIB_JARS_DIR (
+  set YARN_LIB_JARS_DIR=share\hadoop\yarn\lib
+)
+if not defined MAPRED_DIR (
+  set MAPRED_DIR=share\hadoop\mapreduce
+)
+if not defined MAPRED_LIB_JARS_DIR (
+  set MAPRED_LIB_JARS_DIR=share\hadoop\mapreduce\lib
+)
+
+@rem the root of the Hadoop installation
+set HADOOP_HOME=%~dp0
+for %%i in (%HADOOP_HOME%.) do (
+  set HADOOP_HOME=%%~dpi
+)
+if "%HADOOP_HOME:~-1%" == "\" (
+  set HADOOP_HOME=%HADOOP_HOME:~0,-1%
+)
+
+if not exist %HADOOP_HOME%\share\hadoop\common\hadoop-common-*.jar (
+    @echo +================================================================+
+    @echo ^|      Error: HADOOP_HOME is not set correctly                   ^|
+    @echo +----------------------------------------------------------------+
+    @echo ^| Please set your HADOOP_HOME variable to the absolute path of   ^|
+    @echo ^| the directory that contains the hadoop distribution            ^|
+    @echo +================================================================+
+    exit /b 1
+)
+
+set HADOOP_CONF_DIR=%HADOOP_HOME%\etc\hadoop
+
+@rem
+@rem Allow alternate conf dir location.
+@rem
+
+if "%1" == "--config" (
+  set HADOOP_CONF_DIR=%2
+  shift
+  shift
+)
+
+@rem
+@rem check to see it is specified whether to use the slaves or the
+@rem masters file
+@rem
+
+if "%1" == "--hosts" (
+  set HADOOP_SLAVES=%HADOOP_CONF_DIR%\%2
+  shift
+  shift
+)
+
+if exist %HADOOP_CONF_DIR%\hadoop-env.cmd (
+  call %HADOOP_CONF_DIR%\hadoop-env.cmd
+)
+
+@rem
+@rem setup java environment variables
+@rem
+
+if not defined JAVA_HOME (
+  echo Error: JAVA_HOME is not set.
+  goto :eof
+)
+
+if not exist %JAVA_HOME%\bin\java.exe (
+  echo Error: JAVA_HOME is incorrectly set.
+  echo        Please update %HADOOP_HOME%\conf\hadoop-env.cmd
+  goto :eof
+)
+
+set JAVA=%JAVA_HOME%\bin\java
+@rem some Java parameters
+set JAVA_HEAP_MAX=-Xmx1000m
+
+@rem
+@rem check envvars which might override default args
+@rem
+
+if defined HADOOP_HEAPSIZE (
+  set JAVA_HEAP_MAX=-Xmx%HADOOP_HEAPSIZE%m
+)
+
+@rem
+@rem CLASSPATH initially contains %HADOOP_CONF_DIR%
+@rem
+
+set CLASSPATH=%HADOOP_CONF_DIR%
+
+if not defined HADOOP_COMMON_HOME (
+  if exist %HADOOP_HOME%\share\hadoop\common (
+    set HADOOP_COMMON_HOME=%HADOOP_HOME%
+  )
+)
+
+@rem
+@rem for releases, add core hadoop jar & webapps to CLASSPATH
+@rem
+
+if exist %HADOOP_COMMON_HOME%\%HADOOP_COMMON_DIR%\webapps (
+  set CLASSPATH=!CLASSPATH!;%HADOOP_COMMON_HOME%\%HADOOP_COMMON_DIR%
+)
+
+if exist %HADOOP_COMMON_HOME%\%HADOOP_COMMON_LIB_JARS_DIR% (
+  set CLASSPATH=!CLASSPATH!;%HADOOP_COMMON_HOME%\%HADOOP_COMMON_LIB_JARS_DIR%\*
+)
+
+set CLASSPATH=!CLASSPATH!;%HADOOP_COMMON_HOME%\%HADOOP_COMMON_DIR%\*
+
+@rem
+@rem default log directory % file
+@rem
+
+if not defined HADOOP_LOG_DIR (
+  set HADOOP_LOG_DIR=%HADOOP_HOME%\logs
+)
+
+if not defined HADOOP_LOGFILE (
+  set HADOOP_LOGFILE=hadoop.log
+)
+
+if not defined HADOOP_ROOT_LOGGER (
+  set HADOOP_ROOT_LOGGER=INFO,console
+)
+
+@rem
+@rem default policy file for service-level authorization
+@rem
+
+if not defined HADOOP_POLICYFILE (
+  set HADOOP_POLICYFILE=hadoop-policy.xml
+)
+
+@rem
+@rem Determine the JAVA_PLATFORM
+@rem
+
+for /f "delims=" %%A in ('%JAVA% -Xmx32m %HADOOP_JAVA_PLATFORM_OPTS% -classpath "%CLASSPATH%" org.apache.hadoop.util.PlatformName') do set JAVA_PLATFORM=%%A
+@rem replace space with underscore
+set JAVA_PLATFORM=%JAVA_PLATFORM: =_%
+
+@rem
+@rem setup 'java.library.path' for native hadoop code if necessary
+@rem
+
+@rem Check if we're running hadoop directly from the build
+set JAVA_LIBRARY_PATH=
+if exist %HADOOP_COMMON_HOME%\target\bin (
+  set JAVA_LIBRARY_PATH=%HADOOP_COMMON_HOME%\target\bin
+)
+
+@rem For the distro case, check the bin folder
+if exist %HADOOP_COMMON_HOME%\bin (
+  set JAVA_LIBRARY_PATH=%JAVA_LIBRARY_PATH%;%HADOOP_COMMON_HOME%\bin
+)
+
+@rem
+@rem setup a default TOOL_PATH
+@rem
+set TOOL_PATH=%HADOOP_HOME%\share\hadoop\tools\lib\*
+
+set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.log.dir=%HADOOP_LOG_DIR%
+set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.log.file=%HADOOP_LOGFILE%
+set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.home.dir=%HADOOP_HOME%
+set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.id.str=%HADOOP_IDENT_STRING%
+set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.root.logger=%HADOOP_ROOT_LOGGER%
+
+if defined JAVA_LIBRARY_PATH (
+  set HADOOP_OPTS=%HADOOP_OPTS% -Djava.library.path=%JAVA_LIBRARY_PATH%
+)
+set HADOOP_OPTS=%HADOOP_OPTS% -Dhadoop.policy.file=%HADOOP_POLICYFILE%
+
+@rem
+@rem Disable ipv6 as it can cause issues
+@rem
+
+set HADOOP_OPTS=%HADOOP_OPTS% -Djava.net.preferIPv4Stack=true
+
+@rem
+@rem put hdfs in classpath if present
+@rem
+
+if not defined HADOOP_HDFS_HOME (
+  if exist %HADOOP_HOME%\%HDFS_DIR% (
+    set HADOOP_HDFS_HOME=%HADOOP_HOME%
+  )
+)
+
+if exist %HADOOP_HDFS_HOME%\%HDFS_DIR%\webapps (
+  set CLASSPATH=!CLASSPATH!;%HADOOP_HDFS_HOME%\%HDFS_DIR%
+)
+
+if exist %HADOOP_HDFS_HOME%\%HDFS_LIB_JARS_DIR% (
+  set CLASSPATH=!CLASSPATH!;%HADOOP_HDFS_HOME%\%HDFS_LIB_JARS_DIR%\*
+)
+
+set CLASSPATH=!CLASSPATH!;%HADOOP_HDFS_HOME%\%HDFS_DIR%\*
+
+@rem
+@rem put yarn in classpath if present
+@rem
+
+if not defined HADOOP_YARN_HOME (
+  if exist %HADOOP_HOME%\%YARN_DIR% (
+    set HADOOP_YARN_HOME=%HADOOP_HOME%
+  )
+)
+
+if exist %HADOOP_YARN_HOME%\%YARN_DIR%\webapps (
+  set CLASSPATH=!CLASSPATH!;%HADOOP_YARN_HOME%\%YARN_DIR%
+)
+
+if exist %HADOOP_YARN_HOME%\%YARN_LIB_JARS_DIR% (
+  set CLASSPATH=!CLASSPATH!;%HADOOP_YARN_HOME%\%YARN_LIB_JARS_DIR%\*
+)
+
+set CLASSPATH=!CLASSPATH!;%HADOOP_YARN_HOME%\%YARN_DIR%\*
+
+@rem
+@rem put mapred in classpath if present AND different from YARN
+@rem
+
+if not defined HADOOP_MAPRED_HOME (
+  if exist %HADOOP_HOME%\%MAPRED_DIR% (
+    set HADOOP_MAPRED_HOME=%HADOOP_HOME%
+  )
+)
+
+if not "%HADOOP_MAPRED_HOME%\%MAPRED_DIR%" == "%HADOOP_YARN_HOME%\%YARN_DIR%" (
+
+  if exist %HADOOP_MAPRED_HOME%\%MAPRED_DIR%\webapps (
+    set CLASSPATH=!CLASSPATH!;%HADOOP_MAPRED_HOME%\%MAPRED_DIR%
+  )
+
+  if exist %HADOOP_MAPRED_HOME%\%MAPRED_LIB_JARS_DIR% (
+    set CLASSPATH=!CLASSPATH!;%HADOOP_MAPRED_HOME%\%MAPRED_LIB_JARS_DIR%\*
+  )
+
+  set CLASSPATH=!CLASSPATH!;%HADOOP_MAPRED_HOME%\%MAPRED_DIR%\*
+)
+
+@rem
+@rem add user-specified CLASSPATH last
+@rem
+
+if defined HADOOP_CLASSPATH (
+  if defined HADOOP_USER_CLASSPATH_FIRST (
+    set CLASSPATH=%HADOOP_CLASSPATH%;%CLASSPATH%;
+  ) else (
+    set CLASSPATH=%CLASSPATH%;%HADOOP_CLASSPATH%;
+  )
+)
+
+:eof

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