1 files changed, 38 insertions, 0 deletions
diff --git a/perl/Makefile.PL b/perl/Makefile.PL
new file mode 100644
index 0000000000..0b9deca2cc
--- /dev/null
+++ b/perl/Makefile.PL
@@ -0,0 +1,38 @@
+use ExtUtils::MakeMaker;
+
+sub MY::postamble {
+	return <<'MAKE_FRAG';
+instlibdir:
+	@echo '$(INSTALLSITELIB)'
+
+ifneq (,$(DESTDIR))
+ifeq (0,$(shell expr '$(MM_VERSION)' '>' 6.10))
+$(error ExtUtils::MakeMaker version "$(MM_VERSION)" is older than 6.11 and so \
+	is likely incompatible with the DESTDIR mechanism.  Try setting \
+	NO_PERL_MAKEMAKER=1 instead)
+endif
+endif
+
+MAKE_FRAG
+}
+
+my %pm = ('Git.pm' => '$(INST_LIBDIR)/Git.pm');
+
+# We come with our own bundled Error.pm. It's not in the set of default
+# Perl modules so install it if it's not available on the system yet.
+eval { require Error };
+if ($@ || $Error::VERSION < 0.15009) {
+	$pm{'private-Error.pm'} = '$(INST_LIBDIR)/Error.pm';
+}
+
+# redirect stdout, otherwise the message "Writing perl.mak for Git"
+# disrupts the output for the target 'instlibdir'
+open STDOUT, ">&STDERR";
+
+WriteMakefile(
+	NAME            => 'Git',
+	VERSION_FROM    => 'Git.pm',
+	PM		=> \%pm,
+	MAKEFILE	=> 'perl.mak',
+	INSTALLSITEMAN3DIR => '$(SITEPREFIX)/share/man/man3'
+);