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z plugin: allow usage while in sudo mode

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This commit is contained in:
Dan Bolsun 2014-05-07 16:02:20 +03:00
commit 47b7959736
4 changed files with 13 additions and 7 deletions
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6
plugins/z/Makefile
View file

@ -1,4 +1,2 @@
readme:
@groff -man -Tascii z.1 | col -bx
.PHONY: readme
README: z.1
@groff -man -Tascii z.1 | col -bx > README

7
plugins/z/README
View file

@ -118,9 +118,12 @@ ENVIRONMENT
directories to exclude from tracking. $HOME is always excluded. Direc-
tories must be full paths without trailing slashes.
The environment variable $_Z_OWNER can be set if you want to use z
while `sudo -s' and $HOME variable was kept.
FILES
Data is stored in $HOME/.z. This can be overridden by setting the
$_Z_DATA environment variable. When initialized, z will raise an error
Data is stored in $HOME/.z. This can be overridden by setting the
$_Z_DATA environment variable. When initialized, z will raise an error
if this path is a directory, and not function correctly.
A man page (z.1) is provided.

3
plugins/z/z.1
View file

@ -141,6 +141,9 @@ handle \fBPROMPT_COMMAND\fR or \fBprecmd\fR yourself.
The environment variable \fB$_Z_EXCLUDE_DIRS\fR can be set to an array of
directories to exclude from tracking. \fB$HOME\fR is always excluded.
Directories must be full paths without trailing slashes.
.P
The environment variable \fB$_Z_OWNER\fR can be set if you want to use z
while `sudo -s' and \fB$HOME\fR variable was kept.
.SH
FILES
Data is stored in \fB$HOME/.z\fR. This can be overridden by setting the

4
plugins/z/z.sh
View file

@ -13,6 +13,7 @@
# set $_Z_NO_RESOLVE_SYMLINKS to prevent symlink resolution.
# set $_Z_NO_PROMPT_COMMAND if you're handling PROMPT_COMMAND yourself.
# set $_Z_EXCLUDE_DIRS to an array of directories to exclude.
# set $_Z_OWNER to your username if you want use z while sudo with $HOME kept
#
# USE:
# * z foo # cd to most frecent dir matching foo
@ -36,7 +37,7 @@ _z() {
local datafile="${_Z_DATA:-$HOME/.z}"
# bail out if we don't own ~/.z (we're another user but our ENV is still set)
[ -f "$datafile" -a ! -O "$datafile" ] && return
[ -z "$_Z_OWNER" -a -f "$datafile" -a ! -O "$datafile" ] && return
# add entries
if [ "$1" = "--add" ]; then
@ -54,6 +55,7 @@ _z() {
# maintain the file
local tempfile
tempfile="$(mktemp "$datafile.XXXXXX")" || return
[ -n "$_Z_OWNER" ] && chown $_Z_OWNER:$(id -ng $_Z_OWNER) $tempfile
while read line; do
[ -d "${line%%\|*}" ] && echo $line
done < "$datafile" | awk -v path="$*" -v now="$(date +%s)" -F"|" '