our $VERSION = 0.001000;
-use vars qw(%declarators);
+# mirrored in Declare.xs as DD_HANDLE_*
+
+use constant DECLARE_NAME => 1;
+use constant DECLARE_PROTO => 2;
+
+use vars qw(%declarators %declarator_handlers);
use base qw(DynaLoader);
bootstrap Devel::Declare;
sub import {
- my ($class, @args) = @_;
+ my ($class, %args) = @_;
my $target = caller;
- $class->setup_for($target => \@args);
+ if (@_ == 1) { # "use Devel::Declare;"
+ no strict 'refs';
+ foreach my $name (qw(DECLARE_NAME DECLARE_PROTO)) {
+ *{"${target}::${name}"} = *{"${name}"};
+ }
+ } else {
+ $class->setup_for($target => \%args);
+ }
}
sub unimport {
sub setup_for {
my ($class, $target, $args) = @_;
setup();
- $declarators{$target}{$_} = 1 for @$args;
+ foreach my $key (keys %$args) {
+ my $info = $args->{$key};
+ my ($flags, $sub);
+ if (ref($info) eq 'ARRAY') {
+ ($flags, $sub) = @$info;
+ } elsif (ref($info) eq 'CODE') {
+ $flags = DECLARE_NAME;
+ $sub = $info;
+ } else {
+ die "Info for sub ${key} must be [ \$flags, \$sub ] or \$sub";
+ }
+ $declarators{$target}{$key} = $flags;
+ $declarator_handlers{$target}{$key} = $sub;
+ }
}
sub teardown_for {
my ($class, $target) = @_;
delete $declarators{$target};
+ delete $declarator_handlers{$target};
teardown();
}
my $temp_pack;
my $temp_name;
+my $temp_save;
sub init_declare {
- my ($pack, $use, $name) = @_;
- no strict 'refs';
- *{"${pack}::${name}"} = sub (&) { ($pack, $name, $_[0]); };
- ($temp_pack, $temp_name) = ($pack, $name);
+ my ($pack, $use, $name, $proto) = @_;
+ my ($name_h, $XX_h) = $declarator_handlers{$pack}{$use}->(
+ $pack, $use, $name, $proto
+ );
+ ($temp_pack, $temp_name, $temp_save) = ($pack, [], []);
+ if ($name) {
+ push(@$temp_name, $name);
+ no strict 'refs';
+ push(@$temp_save, \&{"${pack}::${name}"});
+ no warnings 'redefine';
+ no warnings 'prototype';
+ *{"${pack}::${name}"} = $name_h;
+ }
+ if ($XX_h) {
+ push(@$temp_name, 'X');
+ no strict 'refs';
+ push(@$temp_save, \&{"${pack}::X"});
+ no warnings 'redefine';
+ no warnings 'prototype';
+ *{"${pack}::X"} = $XX_h;
+ }
}
sub done_declare {
no strict 'refs';
- delete ${"${temp_pack}::"}{$temp_name};
+ my $name = pop(@{$temp_name||[]});
+ die "done_declare called with no temp_name stack" unless defined($name);
+ my $saved = pop(@$temp_save);
+ delete ${"${temp_pack}::"}{$name};
+ if ($saved) {
+ no warnings 'prototype';
+ *{"${temp_pack}::${name}"} = $saved;
+ }
}
=head1 NAME