406 lines
11 KiB
Plaintext
406 lines
11 KiB
Plaintext
function cd_history () {
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# Function that replaces "cd". It stores visited folder in ~/.bash_cdhistory
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local old
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local p
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local b
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if [ -z "$1" ]
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then \cd "$HOME"
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return
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fi
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touch "$HOME/.bash_cdhistory"
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old=$( tail -n 149 "$HOME/.bash_cdhistory" )
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echo "$old" > "$HOME/.bash_cdhistory"
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\cd "$1"
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p=$( pwd )
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b=$( basename "$p" )
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echo $b":"$p >> "$HOME/.bash_cdhistory"
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}
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alias cd=cd_history
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function hcd() {
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# History cd. Run without arguments to see list of entries, give number to change cwd.
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local d
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if [ -z "$1" ]
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then tail -n 20 "$HOME/.bash_cdhistory" | head -n 19 | cut -d: -f2 | tac | cat -n | sed 's,^ \+,,' | tac
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return
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fi
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d=$( tail -n 20 "$HOME/.bash_cdhistory" | head -n 19 | cut -d: -f2 | tac | cat -n | sed 's,^ \+,,' | grep -h "^$1 " )
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d=${d/* /}
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if [ ! -z "$d" ]
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then \cd "$d"
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fi
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}
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function qcd() {
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# cd command, that jumps to folders visited in the near history, or user bookmarked folders
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local OPTIND
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local OPTARG
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local opt
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local case
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local d
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[ -e ~/.qcd ] || touch ~/.qcd
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[ -e ~/.bash_cdhistory ] || touch ~/.bash_cdhistory
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while getopts ae:hiILl:m opt
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do case "$opt" in
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a)
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# Adding
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local name=${!OPTIND}
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if [ -z "$name" ]
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then name=$( basename $( pwd ))
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fi
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echo "$name":$( pwd )
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echo "$name":$( pwd ) >> ~/.qcd
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return
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;;
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i)
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case="-i"
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;;
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I)
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echo "See ~/.bash_completion for possible duplicates"
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echo '
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have qcd &&
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_qcd()
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{
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local cur
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local d
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COMPREPLY=()
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cur=${COMP_WORDS[COMP_CWORD]}
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if [[ "$cur" == -* ]]; then
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COMPREPLY=( $( compgen -W "-a -i -h -l -L -m" -- $cur ) )
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return 0
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fi
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COMPREPLY=( $( compgen -W "$( grep -h ^"$cur" ~/.qcd <( tac ~/.bash_cdhistory ) | cut -d: -f1 )" ) )
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}
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complete -F _qcd qcd
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' >> ~/.bash_completion
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. /etc/bash_completion
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touch ~/.qcd ~/.bash_cdhistory
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return
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;;
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L)
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echo ==History ~/.bash_cdhistory:
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cat ~/.bash_cdhistory
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echo
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echo ==Saved ~/.qcd:
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cat ~/.qcd
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return
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;;
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l)
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local d=$( grep $case -h ^"$OPTARG" ~/.qcd <( tac ~/.bash_cdhistory ) | head -n 1 )
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d=${d/*:/}
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echo $d
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return
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;;
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e)
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local d=$( grep $case -h ^"$OPTARG" ~/.qcd <( tac ~/.bash_cdhistory ) | head -n 1 )
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d="${d/*:/}"
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echo QCD=$d
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QCD="$d"
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return
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;;
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m)
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local IFS=$'\n'
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touch ~/.qcd ~/.bash_cdhistory
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touch ~/.qcd.tmp ~/.bash_cdhistory.tmp
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for line in $( cat ~/.bash_cdhistory );
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do if [ -d "${line/*:/}" ];
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then echo "$line" >> ~/.bash_cdhistory.tmp
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fi
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done
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mv ~/.bash_cdhistory.tmp ~/.bash_cdhistory
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for line in $( cat ~/.qcd );
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do if [ -d "${line/*:/}" ];
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then echo "$line" >> ~/.qcd.tmp
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fi
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done
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mv ~/.qcd.tmp ~/.qcd
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return
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;;
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h)
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echo 'qcd [-hiLm]|[-al] [name]
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Version: 2015-10-13
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Change current working path based on the list ~/.qcd
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Keeps a history of folders visited in ~/.bash_cdhistory
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-a [name] Adds the path to the list
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You may add the name of the path, but when omitted
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the basename will be used
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-e [name] Show the match, store in variable QCD
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-i Case insensitive search, must come first.
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-I Install, with autocompletion (use only once)
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-l [name] Show the match, but do not change
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-L Lists the paths
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-m Maintain the list, deleting non-existing entries'
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return
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;;
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esac
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done
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shift $(($OPTIND - 1))
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if [ -z "$1" ]
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then [[ $OPTIND -gt 1 ]] && return
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\cd; return
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fi
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unset OPTSTRING
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unset OPTIND
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if [ "$1" = "-" ]
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then d=$( tail -n 1 ~/.bash_cdhistory )
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d=${d/*:/}
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\cd "$d"
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return
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fi
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d=$( grep $case -h ^"$1" ~/.qcd <( tac ~/.bash_cdhistory ) | head -n 1 )
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d=${d/*:/}
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if [ ! -z "$d" ]
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then \cd "$d"
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fi
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}
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function whenfilechanges() {
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# Run a command when file(s) time stamp changes
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echo "Version: 2015-10-13"
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[ -z "$2" ] && { echo 'Usage: whenfilechanges "file" "some" "command"
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Follows the modification time of the "file" and runs the command
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at every change.
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The "file" may also be a glob e.g. "*tex" '
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return
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}
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local fname
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local forced
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local otime
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local ntime
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local i
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fname=($1)
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echo Waiting for ${#fname[@]} files to change: ${fname[@]}
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shift 1
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echo "Command: \"$@\""
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otime=()
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for ((i=0;i<${#fname[@]};i++))
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do [ -e "${fname[$i]}" ] || {
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echo "File: ${fname[$i]} not found!"
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return
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}
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otime[$i]=$( stat -c %Z "${fname[$i]}" )
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done
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while :
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do ntime=()
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for ((i=0;i<${#fname[@]};i++))
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do ntime[$i]=$( stat -c %Z "${fname[$i]}" )
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[ "${ntime[$i]}" -ne "${otime[$i]}" ] && {
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echo "${fname[$i]} changed:"
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otime[$i]=$( stat -c %Z "${fname[$i]}" )
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eval "$@"
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echo -n "Waiting for file changes... "
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date
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}
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done
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echo -ne Waiting.. $( date )\\r
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read -t 2 forced
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[ $? -eq 0 ] && eval "$@"
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done
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}
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function gcd() {
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# guess cd, find first match in folder, or ask if multiple hits
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local cdto
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{ cdto=$( python -c '
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import sys,os,re
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if len(sys.argv)==1 or sys.argv[-1]=="-h":
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print("Arguments: [dir/]pattern_to_match_folders")
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if sys.argv[-1]=="-h":
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sys.exit(0)
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def G():
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return "\033[32;1m"
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def R():
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return "\033[31;1m"
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def Z():
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return "\033[0m"
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def CS():
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return "1234567890qwertyuiop"
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class getch:
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def get(self):
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fd = sys.stdin.fileno()
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old_settings = termios.tcgetattr(fd)
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try:
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tty.setraw(sys.stdin.fileno())
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ch = sys.stdin.read(1)
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finally:
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termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
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return ch
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pattern=".".join(sys.argv[1:])
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pat_dir=os.path.dirname(pattern)
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if pat_dir=="":
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pat_dir="."
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pat_base=os.path.basename(pattern)
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if not os.path.exists(pat_dir):
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print(pat_dir+": "+R()+"No such folder"+Z())
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sys.exit(1)
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current_folders=[d for d in os.listdir(pat_dir) if os.path.isdir(d)]
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current_folders=[d for d in current_folders if not d.startswith(".")]
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current_folders.sort()
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match_case=re.compile(".*"+pat_base+".*")
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repl_case=re.compile("("+pat_base+")")
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matching_folders=[d for d in current_folders if match_case.match(d)]
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matches=[repl_case.sub(G()+"\g<1>"+Z(),d) for d in matching_folders]
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if len(matching_folders)==0:
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match_nocase=re.compile(".*"+pat_base+".*",re.I)
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repl_nocase=re.compile("("+pat_base+")",re.I)
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matching_folders=[d for d in current_folders if match_nocase.match(d)]
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matches=[repl_nocase.sub(G()+"\g<1>"+Z(),d) for d in matching_folders]
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if len(matching_folders)==1:
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print(matches[0])
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sys.stderr.write(os.path.join(pat_dir,matching_folders[0]))
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sys.exit(0)
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if len(matching_folders)==0:
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print(R()+"no matches"+Z())
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sys.exit(1)
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for i,m in enumerate(matches[0:20]):
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print(CS()[i]+": "+m)
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if len(matches)>20:
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print("Skipping rest...")
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import termios,tty
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ch=getch()
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key_in=ch.get()
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try:
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key_index=CS().index(key_in)
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key_match=matching_folders[key_index]
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except ValueError,IndexError:
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sys.exit(1)
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sys.stderr.write(os.path.join(pat_dir,key_match))
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' "$@" 2>&1 1>&$out); } {out}>&1 ; \cd "$cdto"
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}
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function ncd() {
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# Next cd: cd to ../[next_folder]. ncd - to go to previous
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local _current_pwd _iter_d _iter_prev _current_found
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_current_pwd=$( basename $( pwd ) )
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\cd ..
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for _iter_d in *; do
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if [ ! -d "$_iter_d" ]; then continue; fi
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if [ -n "$_current_found" ]; then
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\cd "$_iter_d"
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return
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fi
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if [ "$_iter_d" = "$_current_pwd" ]; then
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_current_found=true
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if [ "$1" = "-" ]; then
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if [ -z "$_iter_prev" ]; then
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echo $_current_pwd was the first folder.
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else
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\cd "$_iter_prev";
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return
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fi
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fi
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fi
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_iter_prev="$_iter_d"
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done
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if [ -n "$_current_found" ]; then
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echo "$_current_pwd" was the last folder.
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else
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echo "$_current_pwd" was not found in ../
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fi
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}
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function rmv () {
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# mv files/folders with rsync (shows speed and progress)
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local sources
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sources=()
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# remove / from ends, if target is an existing folder
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for (( i=1; i<=$(($#-1)); i++ ))
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do if [ -d "${@: -1}" ]
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then sources+=("${!i%/}")
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else sources+=("${!i}")
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fi
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done
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rsync -vaP --remove-source-files "${sources[@]}" "${@: -1}"
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# remove empty folders from sources (not last argument)
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for (( i=1; i<=$(($#-1)); i++ ))
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do if [ -d "${!i}" ]
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then find "${!i}" -depth -type d -exec rmdir \{\} \;
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fi
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done
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}
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function igrep () {
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# Interactive grep
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local args
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args="-i -e "
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while true
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do read -e -i "$args" args
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echo $@
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grep --color=auto $args "$@"
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if [ "$?" -ne 0 ]
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then echo _no_matches_ | grep --color=auto ".*"
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fi
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done
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}
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function ised () {
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# Interactive sed
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local args
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if [ ! -f "$1" ]; then echo must give atleast one file; return 1;fi;
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args="-e s/string//g"
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while true
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do read -e -i "$args" args
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echo input files: "$@"
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eval sed $args "$@"
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if [ "$?" -ne 0 ]
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then echo Error output | grep --color=auto ".*"
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fi
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done
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}
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function foldermenu_prompt {
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# Function to add in PS prompt variable, enabling foldermenu support
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[ -f .foldermenu ] && {
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foldermenu -lf 10 $@ || echo -n "*"
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} || {
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true
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}
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}
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function qbg {
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# Run a program quiet, and backgrounded
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"$@" &> /dev/null &
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}
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function set_term_title {
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# set term in byobu/screen xterm etc..
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[ -z "$1" ] && {
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echo -e '\033k'$HOSTNAME'\033\\'
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} || {
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echo -e '\033k'$1'\033\\'
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}
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}
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function path_add_current {
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# Add current or given folder to PATH
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[[ "$1" = "-h" ]] && {
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echo 'Add the current folder in PATH, or pass a folder name to be added'
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return
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}
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local p=$(pwd)
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[[ -z "$1" ]] || {
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p=$( readlink -e "$1" )
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}
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[[ -z "$p" ]] && {
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echo Path "$1" not found >&2
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return
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}
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export PATH=$( echo ${p}:$PATH | awk -F: '{for (i=1;i<=NF;i++) { if ( !x[$i]++ ) printf("%s:",$i); }}' | sed 's,:\+$,,g' )
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echo PATH=$PATH
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}
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