_exists() { (( $+commands[$1] )) } _exists less && export PAGER=less if _exists vim; then export EDITOR=vim alias vim="vim -p" fi unfunction _exists alias ls='ls --color=always -h' alias ll='ls -lah' alias mkdir='mkdir -p' alias ...='cd ../..' alias foldersize='du -sh' alias duf='du -sk * | sort -n | while read size fname; do for unit in k M G T P E Z Y; do if [ $size -lt 1024 ]; then echo -e "${size}${unit}\t${fname}"; break; fi; size=$((size/1024)); done; done' alias google='ping -c 10240000 google.com' case `uname` in Darwin) # commands for OS X go here alias flushdns='dscacheutil -flushcache && killall -HUP mDNSResponder' alias emptytrash="sudo rm -rfv /Volumes/*/.Trashes; sudo rm -rfv ~/.Trash; sudo rm -rfv /private/var/log/asl/*.asl" alias r='open -a' alias ydl="youtube-dl -f 'bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]/best'" alias nmap_localnet='nmap -sP 10.0.3.0/24' alias fetch='curl -O' alias htop='sudo htop' alias sulast='sudo $(history -p !-1)' ;; Linux) # commands for Linux go here ;; FreeBSD) # commands for FreeBSD go here alias stl="sockstat -l" alias sulast='doas $(history -p !-1)' ;; esac