3 #########################################################################
4 # This program is free software: you can redistribute it and/or modify #
5 # it under the terms of the version 3 of the GNU General Public License #
6 # as published by the Free Software Foundation. #
8 # This program is distributed in the hope that it will be useful, but #
9 # WITHOUT ANY WARRANTY; without even the implied warranty of #
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU #
11 # General Public License for more details. #
13 # You should have received a copy of the GNU General Public License #
14 # along with this program. If not, see <http://www.gnu.org/licenses/>. #
16 # Written by and Copyright (C) Francois Fleuret #
17 # Contact <francois@fleuret.org> for comments & bug reports #
18 #########################################################################
20 # This script installs two key-bindings:
22 # Alt-r for selector-based command history
24 # Alt-c for selector-based directoy history
26 # Note that you have to call it with "source bash-selector.sh"
27 # otherwise the key-bindings will not be effective in your current
30 if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
31 echo "This script must be called with 'source $(basename $0)'" >&2
35 ######################################################################
36 # Selector-based command history
37 ######################################################################
39 function selector-history () {
40 selector --bash -j -u -c 7,4,0,3 -q <(history)
43 ######################################################################
44 # Selector-based directory history
45 ######################################################################
47 # The file where we will keep track of the directories
49 export SELECTOR_CD_HISTORY
51 [[ "${SELECTOR_CD_HISTORY}" ]] || SELECTOR_CD_HISTORY=${HOME}/.selector-cd-history
53 # The function to use in place of the standard "cd"
55 function selector-cd () {
56 if [[ -z "$1" ]]; then
62 if [[ -f ${SELECTOR_CD_HISTORY} ]]; then
63 TMP=$(mktemp /tmp/selector-cd.XXXXXX)
64 tail -999 < ${SELECTOR_CD_HISTORY} > ${TMP}
65 cat ${TMP} > ${SELECTOR_CD_HISTORY}
69 echo $PWD | sed -e "s!^${HOME}!~!" >> ${SELECTOR_CD_HISTORY}
72 function selector-cd-search () {
73 PATH_TEMP=$(mktemp /tmp/selector-cd-path.XXXXXX)
74 selector -j -u -t "cd" -l 1000 -d -i -c 7,2,0,3 -o ${PATH_TEMP} -q ${SELECTOR_CD_HISTORY}
75 NEW_PATH="$(cat ${PATH_TEMP} | sed -e 's!~!'${HOME}'!')"
76 if [[ -s "${NEW_PATH}" ]]; then
77 selector-cd "$(cat ${PATH_TEMP} | sed -e 's!^~!'${HOME}'!')"
84 ######################################################################
85 # The key-bindings themselves
86 ######################################################################
88 # M-t appends the selected history line and the end of the current
89 # one bind '"\C-[t":"\C-a\C-kselector-history\C-m\C-a\C-y\C-e"'
98 # M-r puts the selected history line in place of the current one
99 bind '"\C-[r":"\C-a\C-kselector-history\C-m"'
103 # M-c provides a dynamic list of directories to cd into
104 bind '"\C-[c":"\C-a\C-kselector-cd-search\C-m"'
108 echo "Unknown argument $1" >&2
118 echo "source bash-selector.sh <--hist|--cd> [...]"
120 echo "Defines bash functions, and installs key-bindings and aliases to use selector"
121 echo "for history search with M-r and/or intelligent cd history with M-c."