1 files changed, 45 insertions, 0 deletions
diff --git a/perl-install/drakbug.pm b/perl-install/drakbug.pm
new file mode 100644
index 000000000..ded09d5d2
--- /dev/null
+++ b/perl-install/drakbug.pm
@@ -0,0 +1,45 @@
+package drakbug;
+
+use c;
+use strict;
+use common qw(backtrace if_);
+
+
+sub bug_handler {
+    my ($error, $is_signal) = @_;
+
+    # exceptions in eval are OK:
+    return if $error && $^S ne '0' && !$is_signal;
+
+    # exceptions with "\n" are normal ways to quit:
+    if (!$is_signal && eval { $error eq MDK::Common::String::formatError($error) }) {
+        warn $error;
+        exit(255);
+    }
+
+    # we want the full backtrace:
+    if ($is_signal) {
+        my $ctrace = c::C_backtrace();
+        $ctrace =~ s/0:.*(\d+:[^:]*Perl_sighandler)/$1/sig;
+        $error .= "\nGlibc's trace:\n$ctrace\n";
+    }
+    $error .= "Perl's trace:\n" . common::backtrace() if $error;
+
+    my $progname = $0;
+
+    # do not loop if drakbug crashes and do not complain about wizcancel:
+    if ($progname =~ /drakbug/ || $error =~ /wizcancel/ || !-x '/usr/bin/drakbug') {
+    	warn $error;
+    	exit(1);
+    }
+    $progname =~ s|.*/||;
+    exec('drakbug',  if_($error, '--error', $error), '--incident', $progname);
+    c::_exit(1);
+}
+
+if (!$ENV{DISABLE_DRAKBUG}) {
+    $SIG{SEGV} = sub { bug_handler(@_, 1) };
+    $SIG{__DIE__} = \&bug_handler;
+}
+
+1;