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From w...@apache.org
Subject arrow git commit: ARROW-359: Document ARROW_LIBHDFS_DIR
Date Wed, 02 Nov 2016 16:16:01 GMT
Repository: arrow
Updated Branches:
  refs/heads/master e70d97dbc -> 2a059bd27


ARROW-359: Document ARROW_LIBHDFS_DIR

Author: Christopher C. Aycock <christopher.aycock@twosigma.com>

Closes #196 from chrisaycock/ARROW-359 and squashes the following commits:

52ec78e [Christopher C. Aycock] ARROW-359: Document ARROW_LIBHDFS_DIR


Project: http://git-wip-us.apache.org/repos/asf/arrow/repo
Commit: http://git-wip-us.apache.org/repos/asf/arrow/commit/2a059bd2
Tree: http://git-wip-us.apache.org/repos/asf/arrow/tree/2a059bd2
Diff: http://git-wip-us.apache.org/repos/asf/arrow/diff/2a059bd2

Branch: refs/heads/master
Commit: 2a059bd277c58bca80412cbda258a253b801d1a4
Parents: e70d97d
Author: Christopher C. Aycock <christopher.aycock@twosigma.com>
Authored: Wed Nov 2 12:15:53 2016 -0400
Committer: Wes McKinney <wes.mckinney@twosigma.com>
Committed: Wed Nov 2 12:15:53 2016 -0400

----------------------------------------------------------------------
 cpp/doc/HDFS.md | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/arrow/blob/2a059bd2/cpp/doc/HDFS.md
----------------------------------------------------------------------
diff --git a/cpp/doc/HDFS.md b/cpp/doc/HDFS.md
index 6b1bb8c..180d31e 100644
--- a/cpp/doc/HDFS.md
+++ b/cpp/doc/HDFS.md
@@ -33,16 +33,18 @@ interface to the Java Hadoop client. This library is loaded **at runtime**
 (rather than at link / library load time, since the library may not be in your
 LD_LIBRARY_PATH), and relies on some environment variables.
 
-* `HADOOP_HOME`: the root of your installed Hadoop distribution. Check in the
-  `lib/native` directory to look for `libhdfs.so` if you have any questions
-  about which directory you're after.
-* `JAVA_HOME`: the location of your Java SDK installation
+* `HADOOP_HOME`: the root of your installed Hadoop distribution. Often has
+`lib/native/libhdfs.so`.
+* `JAVA_HOME`: the location of your Java SDK installation.
 * `CLASSPATH`: must contain the Hadoop jars. You can set these using:
 
 ```shell
 export CLASSPATH=`$HADOOP_HOME/bin/hadoop classpath --glob`
 ```
 
+* `ARROW_LIBHDFS_DIR` (optional): explicit location of `libhdfs.so` if it is
+installed somewhere other than `$HADOOP_HOME/lib/native`.
+
 ### Mac Specifics
 
 The installed location of Java on OS X can vary, however the following snippet


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