diff options
Diffstat (limited to 'perl/Git')
| -rw-r--r-- | perl/Git/I18N.pm | 2 | ||||
| -rw-r--r-- | perl/Git/LoadCPAN.pm | 104 | ||||
| -rw-r--r-- | perl/Git/LoadCPAN/Error.pm | 10 | ||||
| -rw-r--r-- | perl/Git/LoadCPAN/Mail/Address.pm | 10 | ||||
| -rw-r--r-- | perl/Git/SVN.pm | 2 |
5 files changed, 126 insertions, 2 deletions
diff --git a/perl/Git/I18N.pm b/perl/Git/I18N.pm index 836a5c2382..dba96fff0a 100644 --- a/perl/Git/I18N.pm +++ b/perl/Git/I18N.pm @@ -18,7 +18,7 @@ our @EXPORT_OK = @EXPORT; sub __bootstrap_locale_messages { our $TEXTDOMAIN = 'git'; - our $TEXTDOMAINDIR = $ENV{GIT_TEXTDOMAINDIR} || '++LOCALEDIR++'; + our $TEXTDOMAINDIR = $ENV{GIT_TEXTDOMAINDIR} || '@@LOCALEDIR@@'; require POSIX; POSIX->import(qw(setlocale)); diff --git a/perl/Git/LoadCPAN.pm b/perl/Git/LoadCPAN.pm new file mode 100644 index 0000000000..e5585e75e8 --- /dev/null +++ b/perl/Git/LoadCPAN.pm @@ -0,0 +1,104 @@ +package Git::LoadCPAN; +use 5.008; +use strict; +use warnings; + +=head1 NAME + +Git::LoadCPAN - Wrapper for loading modules from the CPAN (OS) or Git's own copy + +=head1 DESCRIPTION + +The Perl code in Git depends on some modules from the CPAN, but we +don't want to make those a hard requirement for anyone building from +source. + +Therefore the L<Git::LoadCPAN> namespace shipped with Git contains +wrapper modules like C<Git::LoadCPAN::Module::Name> that will first +attempt to load C<Module::Name> from the OS, and if that doesn't work +will fall back on C<FromCPAN::Module::Name> shipped with Git itself. + +Usually distributors will not ship with Git's Git::FromCPAN tree at +all via the C<NO_PERL_CPAN_FALLBACKS> option, preferring to use their +own packaging of CPAN modules instead. + +This module is only intended to be used for code shipping in the +C<git.git> repository. Use it for anything else at your peril! + +=cut + +# NO_PERL_CPAN_FALLBACKS_STR evades the sed search-replace from the +# Makefile, and allows for detecting whether the module is loaded from +# perl/Git as opposed to perl/build/Git, which is useful for one-off +# testing without having Error.pm et al installed. +use constant NO_PERL_CPAN_FALLBACKS_STR => '@@' . 'NO_PERL_CPAN_FALLBACKS' . '@@'; +use constant NO_PERL_CPAN_FALLBACKS => ( + q[@@NO_PERL_CPAN_FALLBACKS@@] ne '' + and + q[@@NO_PERL_CPAN_FALLBACKS@@] ne NO_PERL_CPAN_FALLBACKS_STR +); + +sub import { + shift; + my $caller = caller; + my %args = @_; + my $module = exists $args{module} ? delete $args{module} : die "BUG: Expected 'module' parameter!"; + my $import = exists $args{import} ? delete $args{import} : die "BUG: Expected 'import' parameter!"; + die "BUG: Too many arguments!" if keys %args; + + # Foo::Bar to Foo/Bar.pm + my $package_pm = $module; + $package_pm =~ s[::][/]g; + $package_pm .= '.pm'; + + eval { + require $package_pm; + 1; + } or do { + my $error = $@ || "Zombie Error"; + + if (NO_PERL_CPAN_FALLBACKS) { + chomp(my $error = sprintf <<'THEY_PROMISED', $module); +BUG: The '%s' module is not here, but NO_PERL_CPAN_FALLBACKS was set! + +Git needs this Perl module from the CPAN, and will by default ship +with a copy of it. This Git was built with NO_PERL_CPAN_FALLBACKS, +meaning that whoever built it promised to provide this module. + +You're seeing this error because they broke that promise, and we can't +load our fallback version, since we were asked not to install it. + +If you're seeing this error and didn't package Git yourself the +package you're using is broken, or your system is broken. This error +won't appear if Git is built without NO_PERL_CPAN_FALLBACKS (instead +we'll use our fallback version of the module). +THEY_PROMISED + die $error; + } + + my $Git_LoadCPAN_pm_path = $INC{"Git/LoadCPAN.pm"} || die "BUG: Should have our own path from %INC!"; + + require File::Basename; + my $Git_LoadCPAN_pm_root = File::Basename::dirname($Git_LoadCPAN_pm_path) || die "BUG: Can't figure out lib/Git dirname from '$Git_LoadCPAN_pm_path'!"; + + require File::Spec; + my $Git_pm_FromCPAN_root = File::Spec->catdir($Git_LoadCPAN_pm_root, '..', 'FromCPAN'); + die "BUG: '$Git_pm_FromCPAN_root' should be a directory!" unless -d $Git_pm_FromCPAN_root; + + local @INC = ($Git_pm_FromCPAN_root, @INC); + require $package_pm; + }; + + if ($import) { + no strict 'refs'; + *{"${caller}::import"} = sub { + shift; + use strict 'refs'; + unshift @_, $module; + goto &{"${module}::import"}; + }; + use strict 'refs'; + } +} + +1; diff --git a/perl/Git/LoadCPAN/Error.pm b/perl/Git/LoadCPAN/Error.pm new file mode 100644 index 0000000000..c6d2c45d80 --- /dev/null +++ b/perl/Git/LoadCPAN/Error.pm @@ -0,0 +1,10 @@ +package Git::LoadCPAN::Error; +use 5.008; +use strict; +use warnings; +use Git::LoadCPAN ( + module => 'Error', + import => 1, +); + +1; diff --git a/perl/Git/LoadCPAN/Mail/Address.pm b/perl/Git/LoadCPAN/Mail/Address.pm new file mode 100644 index 0000000000..f70a4f064c --- /dev/null +++ b/perl/Git/LoadCPAN/Mail/Address.pm @@ -0,0 +1,10 @@ +package Git::LoadCPAN::Mail::Address; +use 5.008; +use strict; +use warnings; +use Git::LoadCPAN ( + module => 'Mail::Address', + import => 0, +); + +1; diff --git a/perl/Git/SVN.pm b/perl/Git/SVN.pm index bc4eed3d75..991a5885e9 100644 --- a/perl/Git/SVN.pm +++ b/perl/Git/SVN.pm @@ -1405,7 +1405,7 @@ sub parse_svn_date { $ENV{TZ} = 'UTC'; my $epoch_in_UTC = - Time::Local::timelocal($S, $M, $H, $d, $m - 1, $Y - 1900); + Time::Local::timelocal($S, $M, $H, $d, $m - 1, $Y); # Determine our local timezone (including DST) at the # time of $epoch_in_UTC. $Git::SVN::Log::TZ stored the |