diff options
| author | Manuel Traut <manut@mecka.net> | 2011-04-29 09:09:27 +0200 |
|---|---|---|
| committer | Manuel Traut <manut@mecka.net> | 2011-04-29 09:09:27 +0200 |
| commit | 5238ad5a0c4a9e1c8cd036f5de4055e39bd71297 (patch) | |
| tree | 4407c087b9fb5432b1dc11e70b52dacfa0b99feb /beagle/debian-rfs/usr/share/perl/5.10.1/attributes.pm | |
| parent | 60ead65c41afba7e6aa4bbcf507a1d52f7a8fe9f (diff) | |
added debootstrap stuff
Signed-off-by: Manuel Traut <manut@mecka.net>
Diffstat (limited to 'beagle/debian-rfs/usr/share/perl/5.10.1/attributes.pm')
| -rw-r--r-- | beagle/debian-rfs/usr/share/perl/5.10.1/attributes.pm | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/beagle/debian-rfs/usr/share/perl/5.10.1/attributes.pm b/beagle/debian-rfs/usr/share/perl/5.10.1/attributes.pm new file mode 100644 index 0000000..e9eebd9 --- /dev/null +++ b/beagle/debian-rfs/usr/share/perl/5.10.1/attributes.pm @@ -0,0 +1,93 @@ +package attributes; + +our $VERSION = 0.09; + +@EXPORT_OK = qw(get reftype); +@EXPORT = (); +%EXPORT_TAGS = (ALL => [@EXPORT, @EXPORT_OK]); + +use strict; + +sub croak { + require Carp; + goto &Carp::croak; +} + +sub carp { + require Carp; + goto &Carp::carp; +} + +## forward declaration(s) rather than wrapping the bootstrap call in BEGIN{} +#sub reftype ($) ; +#sub _fetch_attrs ($) ; +#sub _guess_stash ($) ; +#sub _modify_attrs ; +# +# The extra trips through newATTRSUB in the interpreter wipe out any savings +# from avoiding the BEGIN block. Just do the bootstrap now. +BEGIN { bootstrap attributes } + +sub import { + @_ > 2 && ref $_[2] or do { + require Exporter; + goto &Exporter::import; + }; + my (undef,$home_stash,$svref,@attrs) = @_; + + my $svtype = uc reftype($svref); + my $pkgmeth; + $pkgmeth = UNIVERSAL::can($home_stash, "MODIFY_${svtype}_ATTRIBUTES") + if defined $home_stash && $home_stash ne ''; + my @badattrs; + if ($pkgmeth) { + my @pkgattrs = _modify_attrs($svref, @attrs); + @badattrs = $pkgmeth->($home_stash, $svref, @pkgattrs); + if (!@badattrs && @pkgattrs) { + require warnings; + return unless warnings::enabled('reserved'); + @pkgattrs = grep { m/\A[[:lower:]]+(?:\z|\()/ } @pkgattrs; + if (@pkgattrs) { + for my $attr (@pkgattrs) { + $attr =~ s/\(.+\z//s; + } + my $s = ((@pkgattrs == 1) ? '' : 's'); + carp "$svtype package attribute$s " . + "may clash with future reserved word$s: " . + join(' : ' , @pkgattrs); + } + } + } + else { + @badattrs = _modify_attrs($svref, @attrs); + } + if (@badattrs) { + croak "Invalid $svtype attribute" . + (( @badattrs == 1 ) ? '' : 's') . + ": " . + join(' : ', @badattrs); + } +} + +sub get ($) { + @_ == 1 && ref $_[0] or + croak 'Usage: '.__PACKAGE__.'::get $ref'; + my $svref = shift; + my $svtype = uc reftype $svref; + my $stash = _guess_stash $svref; + $stash = caller unless defined $stash; + my $pkgmeth; + $pkgmeth = UNIVERSAL::can($stash, "FETCH_${svtype}_ATTRIBUTES") + if defined $stash && $stash ne ''; + return $pkgmeth ? + (_fetch_attrs($svref), $pkgmeth->($stash, $svref)) : + (_fetch_attrs($svref)) + ; +} + +sub require_version { goto &UNIVERSAL::VERSION } + +1; +__END__ +#The POD goes here + |
