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authorLibravatar Todd Zullinger <tmz@pobox.com>2018-03-16 18:07:48 -0400
committerLibravatar Junio C Hamano <gitster@pobox.com>2018-03-16 16:07:37 -0700
commit14f437f3385db68275124d82bb9686cb6f75f67c (patch)
treeb9324a9e35628ee69e7cfdd3a724033509be836f /Documentation/RelNotes
parentGit 2.17-rc0 (diff)
downloadtgif-14f437f3385db68275124d82bb9686cb6f75f67c.tar.xz
RelNotes: add details on Perl module changes
Document changes to core and non-core Perl module handling in 2.17. Signed-off-by: Todd Zullinger <tmz@pobox.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'Documentation/RelNotes')
-rw-r--r--Documentation/RelNotes/2.17.0.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/RelNotes/2.17.0.txt b/Documentation/RelNotes/2.17.0.txt
index c828d37345..085bf1dba1 100644
--- a/Documentation/RelNotes/2.17.0.txt
+++ b/Documentation/RelNotes/2.17.0.txt
@@ -75,6 +75,20 @@ Performance, Internal Implementation, Development Support etc.
* The build procedure for perl/ part has been greatly simplified by
weaning ourselves off of MakeMaker.
+ * Perl 5.8 or greater has been required since Git 1.7.4 released in
+ 2010, but we continued to assume some core modules may not exist and
+ used a conditional "eval { require <<module>> }"; we no longer do
+ this. Some platforms (Fedora/RedHat/CentOS, for example) ship Perl
+ without all core modules by default (e.g. Digest::MD5, File::Temp,
+ File::Spec, Net::Domain, Net::SMTP). Users on such platforms may
+ need to install these additional modules.
+
+ * As a convenience, we install copies of Perl modules we require which
+ are not part of the core Perl distribution (e.g. Error and
+ Mail::Address). Users and packagers whose operating system provides
+ these modules can set NO_PERL_CPAN_FALLBACKS to avoid installing the
+ bundled modules.
+
* In preparation for implementing narrow/partial clone, the machinery
for checking object connectivity used by gc and fsck has been
taught that a missing object is OK when it is referenced by a