hang while "port install erlang"

[lyhcode@…]

Mac OS X: 10.6.8

Hang after exec "sudo port install erlang". It will into infinite loop for following...

help, plz

$ ps aux

macports 2904 0.0 0.0 2435004 740 s003 S+ 12:20下午 0:00.01 make opt

macports 2903 0.0 0.0 2435548 432 s003 S+ 12:20下午 0:00.00 /bin/sh -c set -e ;^II^II^II^{Iapp_pwd=pwd ;}I^II^II^IIif test -f vsn.mk; then^II^II^II echo "=== Entering application" basename $app_pwd ;^{Ifi ;}I^II^II^II^{Icase "make" in *clearmake*) tflag="-T";; *) tflag="";; esac;}Ifor d in rtl misc main cerl icode flow util doc/src regalloc sparc ppc x86 amd64 arm opt tools; do^II^II^{I if test -f $d/SKIP ; then}I^II^II^{Iecho "=== Skipping subdir $d, reason:" ;^I^I^Icat $d/SKIP ;^I^I^I^I^I^I^Iecho "===" ;}I^II^II^{I else}I^II^II^II^{Iif test ! -d $d ; then}I^II^II^{I echo "=== Skipping subdir $d, it is missing" ;}I^IelseI^II^II^II^{I xflag="" ;}I^II^II^II if test -f $d/ignore_config_record.inf; then^II^{Ixflag=$tflag ;}I^II^II^{I fi ;}I^II^II^II (cd $d && make $xflag opt) macports 2899 0.0 0.0 2435548 836 s003 S+ 12:20下午 0:00.00 /bin/sh -c set -e ;I^II^II^IIapp_pwd=pwd ;^II^II^II^{Iif test -f vsn.mk; then}I^II^II^{I echo "=== Entering application" basename $app_pwd ;}Ifi ;^II^II^II^IIcase "make" in *clearmake*) tflag="-T";; *) tflag="";; esac;^{Ifor d in rtl misc main cerl icode flow util doc/src regalloc sparc ppc x86 amd64 arm opt tools; do}I^II^II if test -f $d/SKIP ; then^II^II^IIecho "=== Skipping subdir $d, reason:" ;^I^I^Icat $d/SKIP ;^I^I^I^I^I^I^Iecho "===" ;^II^II^II else^II^II^II^IIif test ! -d $d ; then^II^II^II echo "=== Skipping subdir $d, it is missing" ;^IIelse^II^II^II^II xflag="" ;^II^II^II^{I if test -f $d/ignore_config_record.inf; then}I^IIxflag=$tflag ;^II^II^II fi ;^II^II^II^{I (cd $d && make $xflag opt)}

exit $? ;IIfi ;IIIIIII fi ;IIIIIIIdone ;IIIIIIIIif test -f vsn.mk; thenIIIIII echo "=== Leaving application" basename $app_pwd ;Ifi

exit $? ;IIfi ;IIIIIII fi ;IIIIIIIdone ;IIIIIIIIif test -f vsn.mk; thenIIIIII echo "=== Leaving application" basename $app_pwd ;Ifi