HADOOP-9329. document native build dependencies in BUILDING.txt (Vijay Bhat via Colin P. McCabe)

(cherry picked from commit bf6295bed8)
(cherry picked from commit b02f77540c)

BUILDING.txt

@@ -10,9 +10,44 @@ Requirements:
 * ProtocolBuffer 2.5.0
 * CMake 2.6 or newer (if compiling native code), must be 3.0 or newer on Mac
 * Zlib devel (if compiling native code)
-* openssl devel ( if compiling native hadoop-pipes )
+* openssl devel ( if compiling native hadoop-pipes and to get the best HDFS encryption performance )
+* Jansson C XML parsing library ( if compiling libwebhdfs )
+* Linux FUSE (Filesystem in Userspace) version 2.6 or above ( if compiling fuse_dfs )
 * Internet connection for first build (to fetch all Maven and Hadoop dependencies)
 
+----------------------------------------------------------------------------------
+Installing required packages for clean install of Ubuntu 14.04 LTS Desktop:
+
+* Oracle JDK 1.7 (preferred)
+  $ sudo apt-get purge openjdk*
+  $ sudo apt-get install software-properties-common
+  $ sudo add-apt-repository ppa:webupd8team/java
+  $ sudo apt-get update
+  $ sudo apt-get install oracle-java7-installer
+* Maven
+  $ sudo apt-get -y install maven
+* Native libraries
+  $ sudo apt-get -y install build-essential autoconf automake libtool cmake zlib1g-dev pkg-config libssl-dev
+* ProtocolBuffer 2.5.0
+  $ wget https://protobuf.googlecode.com/svn/rc/protobuf-2.5.0.tar.gz
+  $ tar -zxvf protobuf-2.5.0.tar.gz
+  $ cd protobuf-2.5.0.tar.gz
+  $ ./configure
+  $ make
+  $ sudo make install
+  $ sudo ldconfig
+
+Optional packages:
+
+* Snappy compression
+  $ sudo apt-get install snappy libsnappy-dev
+* Bzip2
+  $ sudo apt-get install bzip2 libbz2-dev
+* Jansson (C Library for JSON)
+  $ sudo apt-get install libjansson-dev
+* Linux FUSE
+  $ sudo apt-get install fuse libfuse-dev
+
 ----------------------------------------------------------------------------------
 Maven main modules:
 
@@ -278,4 +313,3 @@ http://www.zlib.net/
 Building distributions:
 
  * Build distribution with native code    : mvn package [-Pdist][-Pdocs][-Psrc][-Dtar]
-

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -238,6 +238,9 @@ Release 2.7.0 - UNRELEASED
 
     HADOOP-11714. Add more trace log4j messages to SpanReceiverHost (cmccabe)
 
+    HADOOP-9329. document native build dependencies in BUILDING.txt (Vijay Bhat
+    via Colin P. McCabe)
+
   OPTIMIZATIONS
 
     HADOOP-11323. WritableComparator#compare keeps reference to byte array.