ref: fe54900b9cf8011886a920db6eac68d45e87f9bb
dir: /common.rc/
nl=' ' fn die{ >[1=2] echo $0: $* exit $"* } fn usage{ >[1=2] echo -n 'usage:' $usage exit 'usage' } fn gitup{ gitroot=`{git/conf -r >[2]/dev/null} if(~ $#gitroot 0) die 'not a git repository' cd $gitroot git/fs }