BEGIN {eval 'use IO::Handle'}; # Needed for flush only? breaks under miniperl
# Debugger for Perl 5.00x; perl5db.pl patch level:
-$VERSION = 1.32;
+$VERSION = '1.33';
$header = "perl5db.pl version $VERSION";
# + [perl #57016] debugger: o warn=0 die=0 ignored
# + Note, but don't use, PERLDBf_SAVESRC
# + Fix #7013: lvalue subs not working inside debugger
+# Changes: 1.32: Jun 03, 2009 Jonathan Leto <jonathan@leto.net>
+# + Fix bug where a key _< with undefined value was put into the symbol table
+# + when the $filename variable is not set
########################################################################
=head1 DEBUGGER INITIALIZATION
)
if 0;
+# without threads, $filename is not defined until DB::DB is called
foreach my $k (keys (%INC)) {
- &share(\$main::{'_<'.$filename});
+ &share(\$main::{'_<'.$filename}) if defined $filename;
};
# Command-line + PERLLIB:
This gigantic subroutine is the heart of the debugger. Called before every
statement, its job is to determine if a breakpoint has been reached, and
stop if so; read commands from the user, parse them, and execute
-them, and hen send execution off to the next statement.
+them, and then send execution off to the next statement.
Note that the order in which the commands are processed is very important;
some commands earlier in the loop will actually alter the C<$cmd> variable
=cut
if ( $text =~ /^[\$@%]/ ) { # symbols (in $package + packages in main)
-
=pod
=over 4
$prefix = substr $text, 0, 1;
$text = substr $text, 1;
+ my @out;
+
+=pod
+
+=item *
+
+We look for the lexical scope above DB::DB and auto-complete lexical variables
+if PadWalker could be loaded.
+
+=cut
+
+ if (not $text =~ /::/ and eval "require PadWalker; 1" and not $@ ) {
+ my $level = 1;
+ while (1) {
+ my @info = caller($level);
+ $level++;
+ $level = -1, last
+ if not @info;
+ last if $info[3] eq 'DB::DB';
+ }
+ if ($level > 0) {
+ my $lexicals = PadWalker::peek_my($level);
+ push @out, grep /^\Q$prefix$text/, keys %$lexicals;
+ }
+ }
+
=pod
=item *
=cut
- my @out = map "$prefix$_", grep /^\Q$text/,
+ push @out, map "$prefix$_", grep /^\Q$text/,
( grep /^_?[a-zA-Z]/, keys %$pack ),
( $pack eq '::' ? () : ( grep /::$/, keys %:: ) );