Tang-LeimatoMacBook-Pro:~ tanglei$ sudo port selfupdate
--->  Updating MacPorts base sources using rsync
MacPorts base version 2.0.3 installed,
MacPorts base version 2.0.3 downloaded.
--->  Updating the ports tree
--->  MacPorts base is already the latest version

The ports tree has been updated. To upgrade your installed ports, you should run
  port upgrade outdated
Tang-LeimatoMacBook-Pro:~ tanglei$ sudo port upgrade outdated
Error: No ports matched the given expression
Tang-LeimatoMacBook-Pro:~ tanglei$ 
Tang-LeimatoMacBook-Pro:~ tanglei$ sudo port install libtool
--->  Computing dependencies for libtool
--->  Dependencies to be installed: automake autoconf help2man p5.12-locale-gettext m4 perl5 perl5
--->  Configuring p5.12-locale-gettext
Error: Target org.macports.configure returned: configure failure: shell command failed (see log for details)
Error: Failed to install p5.12-locale-gettext
Log for p5.12-locale-gettext is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_perl_p5-locale-gettext/p5.12-locale-gettext/main.log
Error: The following dependencies were not installed: automake autoconf help2man p5.12-locale-gettext m4 perl5 perl5
Error: Status 1 encountered during processing.
To report a bug, see <http://guide.macports.org/#project.tickets>
Tang-LeimatoMacBook-Pro:~ tanglei$ sudo port install p5.12-locale-gettext
--->  Computing dependencies for p5.12-locale-gettext
--->  Configuring p5.12-locale-gettext
Error: Target org.macports.configure returned: configure failure: shell command failed (see log for details)
Log for p5.12-locale-gettext is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_perl_p5-locale-gettext/p5.12-locale-gettext/main.log
Error: Status 1 encountered during processing.
To report a bug, see <http://guide.macports.org/#project.tickets>