From: Ben Peart <benpeart@microsoft.com>
Date: Tue, 18 Sep 2018 23:29:34 +0000 (+0000)
Subject: preload-index: use git_env_bool() not getenv() for customization
X-Git-Tag: v2.20.0-rc0~162^2~4
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/5aacc63f1e8414a12105faa7647c4c11f8acd02d?hp=5aacc63f1e8414a12105faa7647c4c11f8acd02d

preload-index: use git_env_bool() not getenv() for customization

GIT_FORCE_PRELOAD_TEST is only checked for presence by using getenv().
Use git_env_bool() instead so that GIT_FORCE_PRELOAD_TEST=false can
work as expected.

Signed-off-by: Ben Peart <Ben.Peart@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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