From: Junio C Hamano <gitster@pobox.com>
Date: Wed, 13 Dec 2017 21:28:54 +0000 (-0800)
Subject: Merge branch 'bc/hash-algo'
X-Git-Tag: v2.16.0-rc0~65
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/721cc4314cb593e799213ad5f926a1e9fc5779b0?hp=--cc

Merge branch 'bc/hash-algo'

An infrastructure to define what hash function is used in Git is
introduced, and an effort to plumb that throughout various
codepaths has been started.

* bc/hash-algo:
repository: fix a sparse 'using integer as NULL pointer' warning
Switch empty tree and blob lookups to use hash abstraction
Integrate hash algorithm support with repo setup
Add structure representing hash algorithm
setup: expose enumerated repo info
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721cc4314cb593e799213ad5f926a1e9fc5779b0