diff options
author | Siep Kroonenberg <siepo@cybercomm.nl> | 2011-02-17 12:20:49 +0000 |
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committer | Siep Kroonenberg <siepo@cybercomm.nl> | 2011-02-17 12:20:49 +0000 |
commit | 316ee97c621496b0fe3267f57cce81bee44ca1e6 (patch) | |
tree | cb2cab1192b4f58a7971af19b213e980bceda4b4 /Master/tlpkg/tlperl/lib/if.pm | |
parent | cd0f87b5d39480d85ad9bd4ee37f520f75bed560 (diff) |
Moving old tlperl prior to committing new one
git-svn-id: svn://tug.org/texlive/trunk@21422 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/tlpkg/tlperl/lib/if.pm')
-rwxr-xr-x | Master/tlpkg/tlperl/lib/if.pm | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/Master/tlpkg/tlperl/lib/if.pm b/Master/tlpkg/tlperl/lib/if.pm deleted file mode 100755 index 5f6bcc8ae16..00000000000 --- a/Master/tlpkg/tlperl/lib/if.pm +++ /dev/null @@ -1,56 +0,0 @@ -package if; - -$VERSION = '0.05'; - -sub work { - my $method = shift() ? 'import' : 'unimport'; - die "Too few arguments to `use if' (some code returning an empty list in list context?)" - unless @_ >= 2; - return unless shift; # CONDITION - - my $p = $_[0]; # PACKAGE - (my $file = "$p.pm") =~ s!::!/!g; - require $file; # Works even if $_[0] is a keyword (like open) - my $m = $p->can($method); - goto &$m if $m; -} - -sub import { shift; unshift @_, 1; goto &work } -sub unimport { shift; unshift @_, 0; goto &work } - -1; -__END__ - -=head1 NAME - -if - C<use> a Perl module if a condition holds - -=head1 SYNOPSIS - - use if CONDITION, MODULE => ARGUMENTS; - -=head1 DESCRIPTION - -The construct - - use if CONDITION, MODULE => ARGUMENTS; - -has no effect unless C<CONDITION> is true. In this case the effect is -the same as of - - use MODULE ARGUMENTS; - -Above C<< => >> provides necessary quoting of C<MODULE>. If not used (e.g., -no ARGUMENTS to give), you'd better quote C<MODULE> yourselves. - -=head1 BUGS - -The current implementation does not allow specification of the -required version of the module. - -=head1 AUTHOR - -Ilya Zakharevich L<mailto:perl-module-if@ilyaz.org>. - -=cut - |