[kudu-CR] env: Implement RWFile::Truncate()

["Mike Percy (Code Review)" <ge...@cloudera.org>]

Hello Adar Dembo,

I'd like you to do a code review.  Please visit

    http://gerrit.cloudera.org:8080/2697

to review the following change.

Change subject: env: Implement RWFile::Truncate()
......................................................................

env: Implement RWFile::Truncate()

This can replace direct calls to truncate(1) and ftruncate(1).

Change-Id: I1f189df33e7c7afdd50d76d60be0acd6ff5d5820
---
M src/kudu/util/env-test.cc
M src/kudu/util/env.h
M src/kudu/util/env_posix.cc
M src/kudu/util/memenv/memenv.cc
M src/kudu/util/pb_util-test.cc
5 files changed, 88 insertions(+), 12 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/97/2697/1
-- 
To view, visit http://gerrit.cloudera.org:8080/2697
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I1f189df33e7c7afdd50d76d60be0acd6ff5d5820
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Mike Percy <mp...@apache.org>
Gerrit-Reviewer: Adar Dembo <ad...@cloudera.com>