# replace default cp with rsync.
alias cp="rsync -ahP --chmod=u+w"

# copy and also merge all changes (delete dst files that do not exist in src).
alias cp_merge="rsync -ahP --chmod=u+w --delete"

# copy by creating hardlinks.
alias cp_link="/usr/bin/cp -lr"

# default cp, a.k.a builtin cp.
alias bcp="/usr/bin/cp"