Dpkg/ErrorHandling.pm: Use Dpkg module instead of defining $progname

ChangeLog

@@ -1,3 +1,8 @@
+2007-10-10  Guillem Jover  <guillem@debian.org>
+
+	* scripts/Dpkg/ErrorHandling.pm: Use Dpkg.
+	($progname): Do not set nor declare it.
+
 2007-10-10  Guillem Jover  <guillem@debian.org>
 
 	* scripts/Dpkg/ErrorHandling.pm ($warnable_error): Set to 1 to match

scripts/Dpkg/ErrorHandling.pm

@@ -1,5 +1,6 @@
 package Dpkg::ErrorHandling;
 
+use Dpkg;
 use Dpkg::Gettext;
 
 use base qw(Exporter);
@@ -8,7 +9,6 @@ our @EXPORT_OK = qw( failure syserr error internerr warning
 
 our $warnable_error = 1;
 our $quiet_warnings = 0;
-our $progname = "unknown";
 
 sub failure { die sprintf(_g("%s: failure: %s"), $progname, $_[0])."\n"; }
 sub syserr { die sprintf(_g("%s: failure: %s: %s"), $progname, $_[0], $!)."\n"; }