[ARROW-913] [Python] Only link jemalloc to the Cython extension where it's needed

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.4.0
• Component/s: Python
• External issue URL: https://github.com/apache/arrow/issues/16514
• Assignee: Uwe Korn
• Reporter: Wes McKinney
• Created: 28/Apr/17 22:11
• Updated: 11/Jan/23 07:11
• Resolved: 27/May/17 16:30

Description

see https://github.com/apache/arrow/blob/master/python/CMakeLists.txt#L319

If the user does not have jemalloc installed, it would be better to defer the library load failure until they try to use the jemalloc-based memory allocator. See e.g.

https://issues.apache.org/jira/browse/ARROW-909

Issue Links

• is related to: ARROW-909 libjemalloc.so.2: cannot open shared object file: