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From: Apache Wiki <wikidiffs@apache.org>
To: Apache Wiki <wikidiffs@apache.org>
Date: Fri, 15 Aug 2014 14:10:04 -0000
Message-ID: <20140815141004.31394.75677@eos.apache.org>
Subject: 
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The "HowToContribute" page has been changed by SomeOtherAccount:
https://wiki.apache.org/hadoop/HowToContribute?action=3Ddiff&rev1=3D93&rev2=
=3D94

  =

  =3D=3D=3D Native libraries =3D=3D=3D
  =

- On Linux, you need the tools to create the native libraries.
+ On Unix, you need the tools to create the native libraries: LZO headers,z=
lib headers, gcc, OpenSSL headers, cmake, protobuf dev tools, and libtool, =
and the GNU autotools (automake, autoconf, etc).
  =

  For RHEL (and hence also CentOS):
  {{{
@@ -90, +90 @@

  =

  To install and use ProtocolBuffers
  =

- =3D=3D=3D=3D Linux =3D=3D=3D=3D
+ =3D=3D=3D=3D Unix =3D=3D=3D=3D
  =

  Install the protobuf packages ''provided they are current enough'' -see t=
he README file for the current version. If they are too old, uninstall any =
version you have and follow the instructions.
  =

@@ -135, +135 @@

   * Code must be formatted according to [[http://www.oracle.com/technetwor=
k/java/codeconv-138413.html|Sun's conventions]], with one exception:
    * Indent two spaces per level, not four.
   * Contributions must pass existing unit tests.
-  * New unit tests should be provided to demonstrate bugs and fixes.  [[ht=
tp://www.junit.org|JUnit]] is our test framework:
+    * New unit tests should be provided to demonstrate bugs and fixes.  [[=
http://www.junit.org|JUnit]] is our test framework:
    * You must implement a class that uses {{{@Test}}} annotations for all =
test methods. Please note, [[http://wiki.apache.org/hadoop/HowToDevelopUnit=
Tests|Hadoop uses JUnit v4]].
    * Define methods within your class whose names begin with {{{test}}}, a=
nd call JUnit's many assert methods to verify conditions; these methods wil=
l be executed when you run {{{mvn test}}}. Please add meaningful messages t=
o the assert statement to facilitate diagnostics.
    * By default, do not let tests write any temporary files to {{{/tmp}}}.=
  Instead, the tests should write to the location specified by the {{{test.=
build.data}}} system property.
@@ -144, +144 @@

    * {{{TestFileSystem.java}}} and {{{TestMapRed.java}}} are examples of s=
tandalone MapReduce-based tests.
    * {{{TestPath.java}}} is an example of a non MapReduce-based test.
    * You can run all the Common unit tests with {{{mvn test}}}, or a speci=
fic unit test with {{{mvn -Dtest=3D<class name without package prefix> test=
}}}. Run these commands from the {{{hadoop-trunk}}} directory.
+  * If you modify the Unix shell scripts, see the UnixShellScriptProgrammi=
ngGuide.
  =

  =3D=3D=3D=3D Using Maven =3D=3D=3D=3D
  Hadoop 0.23 and later is built using [[http://maven.apache.org/|Apache Ma=
ven]], version 3 or later.