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https://issues.apache.org/jira/browse/ARROW-2713?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16516742#comment-16516742
 ] 

Kouhei Sutou commented on ARROW-2713:
-------------------------------------

For Debian GNU/Linux stretch:

FlatBuffers has build error:

{noformat}
cat 
/build/apache-arrow-0.10.0.20180617/cpp_build/flatbuffers_ep-prefix/src/flatbuffers_ep-stamp/flatbuffers_ep-build-err.log
 
/build/apache-arrow-0.10.0.20180617/cpp_build/flatbuffers_ep-prefix/src/flatbuffers_ep/src/flatc.cpp:250:38:
 error: macro "__DATE__" might prevent reproducible builds [-Werror=date-time]
         printf("flatc version %s\n", FLATC_VERSION);
                                      ^~~~~~~~~~~~~
/build/apache-arrow-0.10.0.20180617/cpp_build/flatbuffers_ep-prefix/src/flatbuffers_ep/src/flatc.cpp:21:33:
 error: macro "__TIME__" might prevent reproducible builds [-Werror=date-time]
 #define FLATC_VERSION "1.9.0 (" __DATE__ " " __TIME__ ")"
                                 ^
/build/apache-arrow-0.10.0.20180617/cpp_build/flatbuffers_ep-prefix/src/flatbuffers_ep/src/flatc.cpp:250:38:
 note: in expansion of macro 'FLATC_VERSION'
         printf("flatc version %s\n", FLATC_VERSION);
                                      ^~~~~~~~~~~~~
cc1plus: all warnings being treated as errors
{noformat}

Debian GNU/Linux stretch adds -Wdate-time flag by default and FlatBuffers uses 
-Werror flag. It causes the error.

See also "timeless" value description of "reproducible" in 
http://man7.org/linux/man-pages/man1/dpkg-buildflags.1.html .

We can disable the feature by:

{code:diff}
diff --git a/dev/tasks/linux-packages/debian/rules 
b/dev/tasks/linux-packages/debian/rules
index 5a3c0a31..5af70521 100755
--- a/dev/tasks/linux-packages/debian/rules
+++ b/dev/tasks/linux-packages/debian/rules
@@ -6,6 +6,8 @@
 # This has to be exported to make some magic below work.
 export DH_OPTIONS
 
+export DEB_BUILD_MAINT_OPTIONS=reproducible=-timeless
+
 BUILD_TYPE=release
 
 %:
{code}

> [Packaging] Fix linux package builds
> ------------------------------------
>
>                 Key: ARROW-2713
>                 URL: https://issues.apache.org/jira/browse/ARROW-2713
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Packaging
>            Reporter: Krisztian Szucs
>            Priority: Major
>             Fix For: 0.10.0
>
>
> Build configuration: 
> https://github.com/kszucs/arrow/tree/0d9d89b7bff32823ab68e6ec1dc7ade52511f7ee/dev/tasks/linux-packages
> Failing build: 
> https://travis-ci.org/kszucs/crossbow/builds/391894564?utm_source=github_status&utm_medium=notification
> Looks like it’s waiting for a user input? There might be some hardcoded 
> version too, because the expected is 0.9.1 instead of 0.9.0.
> ping [~kou] 



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