ref: 0225afc4a1006abac5f35cec0bfe27623f03e3f9
dir: /common.rc/
nl=' ' fn die{ >[1=2] echo $0: $* exit $"* } fn usage{ >[1=2] echo -n 'usage:' $usage exit 'usage' } fn gitup{ gitroot=`{git/conf -r >[2]/dev/null} gitrel=`{pwd | sed 's@^'$gitroot'/*@@'} if(~ $#gitroot 0) die 'not a git repository' if(~ $#gitrel 0) gitrel='.' cd $gitroot git/fs }