- p() {
- if [[ $EUID == 0 ]]; then
- aptitude "$@"
- else
- sudo aptitude "$@"
- fi
- }
- pi() {
- if [[ $EUID == 0 ]]; then
- aptitude -y install "$@"
- else
- sudo aptitude -y install "$@"
- fi
- }
- pf() {
- # scratch a very annoying itch.
- # package description width as wide as the screen, and package name field small
- # aptitude manual can't figure out how wide emacs terminal is,
- # of course it doesn't consult the $COLUMNS variable...
- # and in a normal terminal, it makes the package name field ridiculously big
- # also, remove that useless dash before the description
- if [[ $EUID == 0 ]]; then
- aptitude -F "%c%a%M %p %$((COLUMNS - 30))d" -w $COLUMNS search "$@"
- else
- sudo aptitude -F "%c%a%M %p %$((COLUMNS - 30))d" -w $COLUMNS search "$@"
- fi
- }
-fi
-
-
-# test existence / exists
-te() {
- local ret=0
- for x in "$@"; do
- [[ -e "$x" || -L "$x" ]] || ret=1
- done
- return $ret
-}
-
-
-# fix root file ownership for FILE argument.
-# check if parent or grandparent is not root and if the dir of FILE is also
-# owned by that user, and change ownership to that user
-perm_fix() {
- local parent
- if [[ $EUID == 0 ]]; then
- te "$1" || touch "$1"
- if [[ $(stat -c "%u" "$1") == 0 ]] ; then
- argdir=$(getdir "$1")
- if [[ $(stat -c "%u" "$argdir") != 0 ]] ; then
- if ! chown "--reference=$argdir" "$1"; then
- echo failed to fix bad ownership file permissons
- return 1
- fi
- fi
- fi
- fi
-}
-
-pfind() { #find *$1* in $PATH
- [[ $# != 1 ]] && { echo requires 1 argument; return 1; }
- local pathArray
- IFS=: pathArray=($PATH); unset IFS
- find "${pathArray[@]}" -iname "*$1*"
-}
-
-
-pwd() { # do pwd + some other info.
- echo "$(ll -d "$PWD") $USER@$HOSTNAME $(date +%r)"
-}
-
-
-pwgen() { # generate a random password, with digits & punctuation and without
- arg=${1:-50}
- head -c 200 /dev/urandom | tr -cd '[:graph:]' | head -c "$arg"
- echo
- head -c 200 /dev/urandom | tr -cd '[:alnum:]' | head -c "$arg"
- echo
-}
-
-q() { # start / launch a program in the backround and redir output to null
- "$@" &> /dev/null &
-}
-
-
-
-r() {
- exit "$@" 2>/dev/null
-}
-
-# trash-restore lists everything that has been trashed at or below CWD
-# This picks out files just in CWD, not subdirectories,
-# which also match grep $1, usually use $1 for a time string
-# which you get from running restore-trash once first
-pick-trash() {
- local name x ask
- local nth=1
- # last condition is to not ask again for ones we skipped
- while name="$( echo | restore-trash | gr "$PWD/[^/]\+$" | gr "$1" )" \
- && [[ $name ]] && (( $(wc -l <<<"$name") >= nth )); do
- name="$(echo "$name" | head -n $nth | tail -n 1 )"
- read -p "$name [Y/n] " ask
- if [[ ! $ask || $ask == [Yy] ]]; then
- x=$( echo "$name" | gr -o "^\s*[0-9]*" )
- echo $x | restore-trash > /dev/null
- elif [[ $ask == [Nn] ]]; then
- nth=$((nth+1))
- else
- return
- fi
- done
-}
-
-# rsync, root is required to keep permissions right.
-# rsync --archive --human-readable --verbose --itemize-changes --checksum \(-ahvic\) \
-# --no-times --delete
-# basically, make an exact copy, use checksums instead of file times to be more accurate
-rl() { rsync -ahvic --delete "$@"; }
-# don't delete files on the target end which do not exist on the original end:
-rld() { rsync -ahvic "$@"; }
-complete -F _rsync -o nospace rld rlt fl
-# rl without preserving modification time. for some reason I had this as default before.
-# perhaps that reason will come up again and I will document it.
-rlt() { rsync -ahvic --delete --no-t "$@"; }
-
-
-
-# use sb instead of s is for sudo redirections, eg. sb 'echo "ok fine" > /etc/file'
-sb() {
- local SUDOD="$PWD"
- sudo -i bash -c "$@"
-}
-complete -F _root_command s sb
-
-# use -ll, less secure but faster.
-srm () {
- command srm -ll "$@"
-}
-
-# sudo redo. be aware, this command may not work right on strange distros or earlier software
-sr() {
- if [[ $# == 0 ]]; then
- sudo -E bash -c -l "$(history -p '!!')"
- else
- echo this command redos last history item. no argument is accepted
- fi
-}
-
-
-
-# log with script. timing is $1.t and script is $1.s
-# -l to save to ~/typescripts/
-# -t to add a timestamp to the filenames
-slog() {
- local logdir do_stamp arg_base
- (( $# >= 1 )) || { echo "arguments wrong"; return 1; }
- logdir="/a/dt/"
- do_stamp=false
- while getopts "lt" option
- do
- case $option in
- l ) arg_base=$logdir ;;
- t ) do_stamp=true ;;
- esac
- done
- shift $(($OPTIND - 1))
- arg_base+=$1
- [[ -e $logdir ]] || mkdir -p $logdir
- $do_stamp && arg_base+=$(date +%F.%T%z)
- script -t $arg_base.s 2> $arg_base.t
-}
-splay() { # script replay
- #logRoot="$HOME/typescripts/"
- #scriptreplay "$logRoot$1.t" "$logRoot$1.s"
- scriptreplay "$1.t" "$1.s"
-}
-
-
-
-# timer in minutes
-tm() {
- (sleep $(calc "$@ * 60") && mpv --volume 50 /a/bin/data/alarm.mp3) > /dev/null 2>&1 &
-}
-
-
-ts() { # start editing a new file
- [[ $# != 1 ]] && echo "I need a filename." && return 1
- local quiet
- if [[ $- != *i* ]]; then
- quiet=true
- fi
- if [[ $1 == *.c ]]; then
- e '#include <stdio.h>' >"$1"
- e '#include <stdlib.h>' >>"$1"
- e 'int main(int argc, char * argv[]) {' >>"$1"
- e ' printf( "hello world\n");' >>"$1"
- e ' return 0;' >>"$1"
- e '}' >>"$1"
- e "${1%.c}: $1" > Makefile
- e " g++ -ggdb -std=gnu99 -o ${1%.c} $<" >> Makefile
- e "#!/bin/bash" >run.sh
- e "./${1%.c}" >>run.sh
- chmod +x run.sh
- elif [[ $1 == *.java ]]; then
- e "public class ${1%.*} {" >"$1"
- e ' public static void main(String[] args) {' >>"$1"
- e ' System.out.println("Hello, world!");' >>"$1"
- e ' }' >>"$1"
- e '}' >>"$1"
-
- else
- echo "#!/bin/bash" > "$1"
- chmod +x "$1"
- fi
- [[ $quiet ]] || g "$1"
-
-}
-
-tx() { # toggle set -x, and the prompt so it doesn't spam
- if [[ $- == *x* ]]; then
- set +x
- PROMPT_COMMAND=prompt_command
- else
- unset PROMPT_COMMAND
- PS1="\w \$ "
- set -x
- fi
-}
-
-
-
-
-if [[ $OS == Windows_NT ]]; then
- # cygstart wrapper
- cs() {
- cygstart "$@" &
- }
- xp() {
- explorer.exe .
- }
- # launch
- o() {
- local x=(*$1*)
- (( ${#x[#]} > 1 )) && { echo "warning ${#x[#]} matches found"; sleep 1; }
- cygstart *$1* &
- }
-else
- o() {
- if type gvfs-open &> /dev/null ; then
- gvfs-open "$@"
- else
- xdg-open "$@"
- fi
- # another alternative is run-mailcap
- }
-fi
-
-
-
-
-# todo, update this
-complete -F _longopt la lower low rlt rld rl lld ts ll dircp ex fcp fct fpst gr
-
-
-
-hl() { # history limit. Write extra history to archive file.
- local max_lines linecount tempfile prune_lines
- local harchive="${HISTFILE}_archive"
- for x in "$HISTFILE" "$harchive"; do
- [[ -e $x ]] || { touch "$x" && echo "notice from hl(): creating $x"; }
- if [[ ! $x || ! -e $x || ! -w $x || $(stat -c "%u" "$x") != $EUID ]]; then
- echo "error in hl: history file \$x:$x no good"
- return 1
- fi
- done
- history -a # save history
- max_lines=$HISTFILELINES
- [[ $max_lines =~ ^[0-9]+$ ]] || { echo "error in hl: failed to get max line count"; return 1; }
- linecount=$(wc -l < $HISTFILE) # pipe so it doesn't output a filename
- [[ $linecount =~ ^[0-9]+$ ]] || { echo "error in hl: wc failed"; return 1; }
- if (($linecount > $max_lines)); then
- prune_lines=$(($linecount - $max_lines))
- head -n $prune_lines "$HISTFILE" >> "$harchive" \
- && sed -ie "1,${prune_lines}d" $HISTFILE
- fi
-}
-
-if [[ $- == *i* ]]; then
- # commands to run when bash exits normally
- trap "hl; smh" EXIT
-fi
-
-
-# temporary variables to test colorization
-# some copied from gentoo /etc/bash/bashrc,
-use_color=false
-# dircolors --print-database uses its own built-in database
-# instead of using /etc/DIR_COLORS. Try to use the external file
-# first to take advantage of user additions.
-safe_term=${TERM//[^[:alnum:]]/?} # sanitize TERM
-match_lhs=""
-[[ -f ~/.dir_colors ]] && match_lhs="${match_lhs}$(<~/.dir_colors)"
-[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</etc/DIR_COLORS)"
-[[ -z ${match_lhs} ]] \
- && type -P dircolors >/dev/null \
- && match_lhs=$(dircolors --print-database)
-# test if our $TERM is in the TERM values in dircolor
-[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true
-
-
-if ${use_color} && [[ $- == *i* ]]; then
-
- if [[ $XTERM_VERSION == Cygwin* ]]; then
- get_term_color() {
- for x in "$@"; do
- case $x in
- underl) echo -n $'\E[4m' ;;
- bold) echo -n $'\E[1m' ;;
- red) echo -n $'\E[31m' ;;
- green) echo -n $'\E[32m' ;;
- blue) echo -n $'\E[34m' ;;
- cyan) echo -n $'\E[36m' ;;
- yellow) echo -n $'\E[33m' ;;
- purple) echo -n $'\E[35m' ;;
- nocolor) echo -n $'\E(B\E[m' ;;
- esac
- done
- }
-
- else
- get_term_color() {
- for x in "$@"; do
- case $x in
- underl) echo -n $(tput smul) ;;
- bold) echo -n $(tput bold) ;;
- red) echo -n $(tput setaf 1) ;;
- green) echo -n $(tput setaf 2) ;;
- blue) echo -n $(tput setaf 4) ;;
- cyan) echo -n $(tput setaf 6) ;;
- yellow) echo -n $(tput setaf 3) ;;
- purple) echo -n $(tput setaf 5) ;;
- nocolor) echo -n $(tput sgr0) ;; # no font attributes
- esac
- done
- }
- fi
-else
- get_term_color() {
- :
- }
-fi
-# Try to keep environment pollution down, EPA loves us.
-unset safe_term match_lhs use_color
-
-
-
-
-
-
-###############
-# prompt ######
-###############
-
-
-if [[ $- == *i* ]]; then
- # git branch/status prompt function
- if [[ $OS != Windows_NT ]]; then
- GIT_PS1_SHOWDIRTYSTATE=true
- fi
- # arch source location
- [[ -r /usr/share/git/git-prompt.sh ]] && source /usr/share/git/git-prompt.sh
- # fedora/debian source
- [[ -r /usr/share/git-core/contrib/completion/git-prompt.sh ]] && source /usr/share/git-core/contrib/completion/git-prompt.sh
-
- # in case we didn't source git-prompt.sh
- if ! declare -f __git_ps1 > /dev/null; then
- __git_ps1() {
- :
- }
- fi
-
- # this needs to come before next ps1 stuff
- # this stuff needs bash 4, feb 2009,
- # old enough to no longer condition on $BASH_VERSION anymore
- shopt -s autocd
- shopt -s dirspell
- PS1='\w'
- if [[ $- == *i* ]] && [[ ! $INSIDE_EMACS ]]; then
- PROMPT_DIRTRIM=2
- bind -m vi-command B:shell-backward-word
- bind -m vi-command W:shell-forward-word
- fi
-
- if [[ $SSH_CLIENT ]]; then
- PS1="\h $PS1"
- fi
-
- prompt_command() {
- local return=$? # this MUST COME FIRST
- local psc pst
- local ps_char ps_color
- unset IFS
- history -a # save history
- history -n # read any new history
- if [[ ! $DESKTOP_SESSION == xmonad && $TERM == *(screen*|xterm*|rxvt*) ]]; then
- # from the screen man page
- if [[ $TERM == screen* ]]; then
- local title_escape="\033]..2;"
- else
- local title_escape="\033]0;"
- fi
- echo -ne "$title_escape${PWD/#$HOME/~} $USER@$HOSTNAME\007"
- fi
-
- case $return in
- 0) ps_color="$(get_term_color blue)"
- ps_char='\$'
- ;;
- 1) ps_color="$(get_term_color green)"
- ps_char="$return \\$"
- ;;
- *) ps_color="$(get_term_color yellow)"
- ps_char="$return \\$"
- ;;
- esac
- if [[ ! -O . ]]; then # not owner
- if [[ -w . ]]; then # writable
- ps_color="$(get_term_color bold red)"
- else
- ps_color="$(get_term_color bold green)"
- fi
- fi
- PS1="${PS1%"${PS1#*[wW]}"}$(__git_ps1 ' (%s)') \[$ps_color\]$ps_char\[$(get_term_color nocolor)\] "
- }
- PROMPT_COMMAND=prompt_command
-fi
-
-
-
-
-
-###########################################
-# stuff that makes sense to be at the end #
-###########################################
-if [[ "$SUDOD" ]]; then
- cd "$SUDOD"
-elif [[ -d /a ]] && [[ $PWD == $HOME ]] && [[ $- == *i* ]]; then
- cd /a
-fi
-
-
-# best practice
-unset IFS
-