Created
December 12, 2018 19:36
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CD Function and some aliases to make a cd history list easily usable.
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#!/bin/bash | |
# Source this file in your bash_profile or bashrc as you like. | |
# Once sourced, cd to a few directories and then try `cd --` to see history. | |
# cd -# where # is the number of the directory you wish to return to. | |
# Works on macOS, Linux and Cygwin, although the aliases | |
# would have to be changed for different OSes. | |
alias cd="cd_func" | |
alias mkcd="_mkcd" | |
# Simple mnemonics for often used directories | |
alias cde="_cde" | |
alias cdf="_cdf" | |
alias cdg="_cdg" | |
alias cdl="_cdl" | |
alias cdo="_cdo" | |
alias cds="_cds" | |
PROGDIR_X86="${PROGDIR} (x86)" | |
# ctrl-w shows the menu | |
# bind -x "\"\C-w\":cd_func -- ;" | |
_cdl() { | |
if [ $# -gt 0 ]; then | |
cd_func "/Users/${USER}/Downloads/${*}" | |
else | |
cd_func "/Users/${USER}/Downloads" | |
fi | |
} | |
_cde() { | |
if [ $# -gt 0 ]; then | |
cd_func "/Users/${USER}/Desktop/${*}" | |
else | |
cd_func "/Users/${USER}/Desktop" | |
fi | |
} | |
_cdg() { | |
if [ $# -gt 0 ]; then | |
cd_func "/Users/${USER}/src/github/${*}" | |
else | |
cd_func "/Users/${USER}/src/github" | |
fi | |
} | |
_cdo() { | |
if [ $# -gt 0 ]; then | |
cd_func "/Users/${USER}/Documents/${*}" | |
else | |
cd_func "/Users/${USER}/Documents" | |
fi | |
} | |
_cdf() { | |
if [ $# -gt 0 ]; then | |
cd_func "/Users/${USER}/src/flagship/${*}" | |
else | |
cd_func "/Users/${USER}/src/flagship" | |
fi | |
} | |
_cds() { | |
if [ $# -gt 0 ]; then | |
cd_func "/Users/${USER}/src/${*}" | |
else | |
cd_func "/Users/${USER}/src" | |
fi | |
} | |
_mkcd() { | |
mkdir -p "$*" | |
cd_func "$*" | |
} | |
# function cd_func | |
# This function defines a 'cd' replacement function capable of keeping, | |
# displaying and accessing history of visited directories, up to 10 entries. | |
# source this file and try 'cd --'. | |
# acd_func 1.0.5, 10-nov-2004 | |
# Petar Marinov, http:/geocities.com/h2428, this is public domain | |
cd_func() { | |
local x2 the_new_dir adir index | |
local -i cnt | |
if [[ $1 == "--" ]]; then | |
dirs -v | |
return 0 | |
fi | |
the_new_dir=$1 | |
[[ -z $1 ]] && the_new_dir=$HOME | |
if [[ ${the_new_dir:0:1} == '-' ]]; then | |
# | |
# When argument is '-N' Extract dir N from dirs | |
index=${the_new_dir:1} | |
[[ -z $index ]] && index=1 | |
adir=$(dirs +$index) | |
[[ -z $adir ]] && return 1 | |
the_new_dir=$adir | |
fi | |
# '~' has to be substituted by ${HOME} | |
[[ ${the_new_dir:0:1} == '~' ]] && the_new_dir="${HOME}${the_new_dir:1}" | |
# Now change to the new dir and add to the top of the stack | |
pushd "${the_new_dir}" > /dev/null | |
# settitle "-$(basename $SHELL) : ${PWD/$HOME/'~'}" | |
[[ $? -ne 0 ]] && return 1 | |
the_new_dir=$(pwd) | |
# | |
# Trim down everything beyond 11th entry | |
popd -n +11 2>/dev/null 1>/dev/null | |
# Limit the stack to 10 items | |
# Remove any other occurence of this dir, skipping the top of the stack | |
for ((cnt=1; cnt <= 10; cnt++)); do | |
x2="$(dirs +${cnt} 2>/dev/null)" | |
[[ $? -ne 0 ]] && return 0 | |
[[ ${x2:0:1} == '~' ]] && x2="${HOME}${x2:1}" | |
if [[ "${x2}" == "${the_new_dir}" ]]; then | |
popd -n +$cnt 2>/dev/null 1>/dev/null | |
cnt=cnt-1 | |
fi | |
done | |
return 0 | |
} |
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