i18n: add infrastructure for translating Git with gettext

[git.git] / perl / Makefile.PL

diff --git a/perl/Makefile.PL b/perl/Makefile.PL
index 320253eb8e91eb1d914aa4e34f7d3af4649b9b39..456d45bf4092467e290ce478ceb8032938a01aac 100644 (file)
--- a/perl/Makefile.PL
+++ b/perl/Makefile.PL
@@ -1,14 +1,33 @@
+use strict;
+use warnings;
 use ExtUtils::MakeMaker;
+use Getopt::Long;
+
+# Sanity: die at first unknown option
+Getopt::Long::Configure qw/ pass_through /;
+
+GetOptions("localedir=s" => \my $localedir);
 
 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' => '$(INST_LIBDIR)/Git.pm');
+my %pm = (
+       'Git.pm' => '$(INST_LIBDIR)/Git.pm',
+       'Git/I18N.pm' => '$(INST_LIBDIR)/Git/I18N.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.
@@ -25,6 +44,7 @@ WriteMakefile(
        NAME            => 'Git',
        VERSION_FROM    => 'Git.pm',
        PM              => \%pm,
+       PM_FILTER       => qq[\$(PERL) -pe "s<\\Q++LOCALEDIR++\\E><$localedir>"],
        MAKEFILE        => 'perl.mak',
        INSTALLSITEMAN3DIR => '$(SITEPREFIX)/share/man/man3'
 );