From b2392eb4c510b7ec70012932c2c3e01afbda241c Mon Sep 17 00:00:00 2001
From: Yuan <yuan.zhou@outlook.com>
Date: Mon, 26 Apr 2021 10:09:16 +0800
Subject: [PATCH] adding standalone libhdfs3 dir (#15)

this patch allows to use customized libhdfs3 dir

Signed-off-by: Yuan Zhou <yuan.zhou@intel.com>
---
 cpp/src/arrow/io/hdfs_internal.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cpp/src/arrow/io/hdfs_internal.cc b/cpp/src/arrow/io/hdfs_internal.cc
index 6d9f71cc1796a..51bd5af99457d 100644
--- a/cpp/src/arrow/io/hdfs_internal.cc
+++ b/cpp/src/arrow/io/hdfs_internal.cc
@@ -153,6 +153,7 @@ Result<std::vector<PlatformFilename>> get_potential_libhdfs_paths() {
   ARROW_ASSIGN_OR_RAISE(auto search_paths, MakeFilenameVector({"", "."}));
 
   // Path from environment variable
+  AppendEnvVarFilename("ARROW_LIBHDFS3_DIR", &search_paths);
   AppendEnvVarFilename("HADOOP_HOME", "lib/native", &search_paths);
   AppendEnvVarFilename("ARROW_LIBHDFS_DIR", &search_paths);