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Posted to common-commits@hadoop.apache.org by Apache Wiki <wi...@apache.org> on 2013/07/11 19:34:53 UTC

[Hadoop Wiki] Update of "HowToContribute" by AkiraAjisaka

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The "HowToContribute" page has been changed by AkiraAjisaka:
https://wiki.apache.org/hadoop/HowToContribute?action=diff&rev1=82&rev2=83

Comment:
fix deadlink, and add a attention not to use protobuf 2.5.0

  
  === Building ProtocolBuffers (for 0.23+) ===
  
- Hadoop 0.23+ must have Google's ProtocolBuffers for compilation to work. These are native binaries which need to be downloaded, compiled and then installed locally.  See [[http://svn.apache.org/repos/asf/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/README |YARN Readme]]
+ Hadoop 0.23+ must have Google's ProtocolBuffers for compilation to work. These are native binaries which need to be downloaded, compiled and then installed locally.  See [[http://svn.apache.org/repos/asf/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/README |YARN Readme]]. 
  
  This is a good opportunity to get the GNU C/C++ toolchain installed, which is useful for working on the native code used in the HDFS project.
  
  To install and use ProtocolBuffers
+ 
+ '''Attention:''' Since ProtocolBuffers 2.5.0 (latest version) fails the build [[https://issues.apache.org/jira/browse/HADOOP-9346 |(HADOOP-9346)]], version 2.4.1 is recommended.
  
  ==== Linux ====