bash: remove unnecessary, update the rest; zsh: minor tweaks

bashrc

@@ -2,7 +2,6 @@
 # If not running interactively, don't do anything
 [[ $- != *i* ]] && return
 
-# {{{ settings
 HISTSIZE=1000
 HISTFILE="$HOME/.bash_history.$UID"
 HISTCONTROL=ignoredups
@@ -13,21 +12,14 @@ export PAGER=less
 export EDITOR=vim
 export TIME_STYLE=long-iso
 export SSH_AUTH_SOCK="$HOME/.ssh/ssh_auth_sock"
-# }}}
-# {{{ prompt
-prompt_command() {
-    case "$TERM" in
-        (screen*) printf '\ek%s\e\\' "${HOSTNAME%%.*}";;
-        (*)       printf '\e]0;%s\a' "${HOSTNAME%%.*}";;
-    esac
-}
-((UID)) && ps_clr=4 || ps_clr=1
+
+((UID)) && ps_clr=53 || ps_clr=52
 # just a colored version of [ $USER $HOSTNAME:$CWD ]
-printf -v PS1 '\\[\\e[0m\\][ \\[\\e[3%sm\\]\\u\\[\\e[0m\\] \\h:\\[\\e[32m\\w\\[\\e[0m\\] ]\n\\$ ' $ps_clr
+printf -v PS1 '\\[\\e[0m\\]\\[\\e[48;5;%sm\\] \\u \\[\\e[48;5;237m\\] \\h \\[\\e[48;5;234m \\w \\[\\e[0m\\]\n\\$ ' $ps_clr
 unset ps_clr
-PROMPT_COMMAND=prompt_command
-# }}}
-# {{{ aliases
+
+unalias ls ld ll 2>/dev/null
+
 beep()    { printf "\007"; }
 fixterm() { printf "c"; }
 
@@ -38,7 +30,8 @@ whence() { command -v "$@"; }
 
 # ls
 ls() { command ls --color=auto --group-directories-first "$@"; }
-ll() { command ls -lha --color=auto --group-directories-first "$@"; }
+ll() { ls -alh "$@"; }
+ll() { ls -dlh "$@"; }
 
 # git
 gci()   { command git commit "$@"; }
@@ -56,36 +49,10 @@ atmux() { tmux attach; }
 # sudo
 sush()  { command sudo -Es; }
 
-# vim
-vi()  { command vim "$@"; }
-
-# }}}
-# {{{ plugins and traps
 # bash-completion
 completion_path='/usr/share/bash-completion/bash_completion'
 [[ -r "$completion_path" ]] && source "$completion_path"
-# grc
-if [[ -x $(command -v grc) ]]; then
-    cmds=(\
-        cc configure cvs df diff dig gcc gmake id ip last lsof make mount \
-        mtr netstat ping ping6 ps tcpdump traceroute traceroute6 \
-    )
-    for cmd in "${cmds[@]}"; do
-        alias $cmd="command grc -es --colour=auto $cmd"
-    done
-    unset cmds cmd
-fi
-# some cool git stuff
-gdiff() { /usr/bin/git diff --color "$@"; }
-gdf() {
-    local difftool
-    if difftool=$(command -v sdiff-so-fancy); then
-        gdiff "$@" | "$difftool" | less --tabs=4 -RSFX
-    else
-        gdiff "$@"
-    fi
-}
+
 # we want to see exit code on error (it also has to be the last entry here)
 trap_msg='\e[31m>>\e[0m exit \e[31m%s\e[0m\n'
 trap 'printf "$trap_msg" "$?" >&2' ERR
-# }}}