HADOOP-10968. hadoop native build fails to detect java_libarch on ppc64le (Dinar Valeev via Colin Patrick McCabe)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1618920 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -176,6 +176,9 @@ Release 2.6.0 - UNRELEASED
     HADOOP-10873. Fix dead link in Configuration javadoc (Akira AJISAKA 
     via aw)
 
+    HADOOP-10968. hadoop native build fails to detect java_libarch on
+    ppc64le (Dinar Valeev via Colin Patrick McCabe)
+
 Release 2.5.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-common-project/hadoop-common/src/JNIFlags.cmake

@@ -78,6 +78,12 @@ IF("${CMAKE_SYSTEM}" MATCHES "Linux")
         SET(_java_libarch "amd64")
     ELSEIF (CMAKE_SYSTEM_PROCESSOR MATCHES "^arm")
         SET(_java_libarch "arm")
+    ELSEIF (CMAKE_SYSTEM_PROCESSOR MATCHES "^(powerpc|ppc)64le")
+        IF(EXISTS "${_JAVA_HOME}/jre/lib/ppc64le")
+                SET(_java_libarch "ppc64le")
+        ELSE()
+                SET(_java_libarch "ppc64")
+        ENDIF()
     ELSE()
         SET(_java_libarch ${CMAKE_SYSTEM_PROCESSOR})
     ENDIF()