Add paths in background, sync comments between shell wrappers

Closes #230.

bin/autojump.bash

@@ -1,9 +1,15 @@
+# set user installation paths
+if [ -d ~/.autojump/ ]; then
+    export PATH=~/.autojump/bin:"${PATH}"
+fi
+
+
+# enable tab completion
 _autojump() {
         local cur
         cur=${COMP_WORDS[*]:1}
         comps=$(autojump --complete $cur)
-        while read i
-        do
+        while read i; do
             COMPREPLY=("${COMPREPLY[@]}" "${i}")
         done <<EOF
         $comps
@@ -11,13 +17,10 @@ EOF
 }
 complete -F _autojump j
 
-# set paths if necessary for local installations
-if [ -d ~/.autojump/ ]; then
-    export PATH=~/.autojump/bin:"${PATH}"
-fi
 
+# change pwd hook
 autojump_add_to_database() {
-    autojump -a "$(pwd)" &>/dev/null
+    (autojump -a "$(pwd)" &) &>/dev/null
 }
 
 case $PROMPT_COMMAND in
@@ -28,6 +31,7 @@ case $PROMPT_COMMAND in
         ;;
 esac
 
+
 # default autojump command
 j() {
     if [[ ${@} =~ ^-{1,2}.* ]]; then
@@ -46,6 +50,7 @@ j() {
     fi
 }
 
+
 # jump to child directory (subdirectory of current path)
 jc() {
     if [[ ${@} == -* ]]; then
@@ -55,6 +60,7 @@ jc() {
     fi
 }
 
+
 # open autojump results in file browser
 jo() {
     if [[ ${@} == -* ]]; then
@@ -85,6 +91,7 @@ jo() {
     fi
 }
 
+
 # open autojump results (child directory) in file browser
 jco() {
     if [[ ${@} == -* ]]; then

bin/autojump.fish

@@ -1,23 +1,23 @@
-complete -x -c j -a '(autojump --bash --complete (commandline -t))'
-
-switch "$XDG_DATA_HOME"
-    case "*$USER*"
-        set -x AUTOJUMP_DATA_DIR "$XDG_DATA_HOME/autojump"
-    case '*'
-        set -x AUTOJUMP_DATA_DIR ~/.local/share/autojump
-end
-
-if not test -d $AUTOJUMP_DATA_DIR
-    mkdir $AUTOJUMP_DATA_DIR
-end
-
-# local installation
+# set user installation path
 if test -d ~/.autojump
     set -x PATH ~/.autojump/bin $PATH
 end
 
 set -x AUTOJUMP_HOME $HOME
 
+
+# enable tab completion
+complete -x -c j -a '(autojump --bash --complete (commandline -t))'
+
+
+# change pwd hook
+function __aj_add --on-variable PWD
+    status --is-command-substitution; and return
+    autojump -a (pwd) &>/dev/null &
+end
+
+
+# misc helper functions
 function __aj_err
     echo $argv 1>&2; false
 end
@@ -27,11 +27,8 @@ function __aj_not_found
     __aj_err "Try `autojump --help` for more information."
 end
 
-function __aj_add --on-variable PWD
-    status --is-command-substitution; and return
-    autojump -a (pwd) >/dev/null ^$AUTOJUMP_DATA_DIR/autojump_errors
-end
 
+# default autojump command
 function j
     switch "$argv"
         case '-*' '--*'
@@ -49,6 +46,8 @@ function j
     end
 end
 
+
+# jump to child directory (subdirectory of current path)
 function jc
     switch "$argv"
         case '-*'
@@ -58,6 +57,8 @@ function jc
     end
 end
 
+
+# open autojump results in file browser
 function jo
     if test -z (autojump $argv)
         __aj_not_found $argv
@@ -76,6 +77,8 @@ function jo
     end
 end
 
+
+# open autojump results (child directory) in file browser
 function jco
     switch "$argv"
         case '-*'

bin/autojump.zsh

@@ -1,15 +1,20 @@
-# set paths for user installations
+# set user installation paths
 if [[ -d ${HOME}/.autojump ]]; then
     path=(${HOME}/.autojump/bin ${path})
     fpath=(${HOME}/.autojump/functions/ ${fpath})
 fi
 
-# set fpath if necessary for homebrew installation
+
+# set homebrew installation paths
 command -v brew &>/dev/null \
     && [[ -d "`brew --prefix`/share/zsh/site-functions" ]] \
     && fpath=(`brew --prefix`/share/zsh/site-functions ${fpath})
 
-# add change pwd hook
+
+# tab completion handled by _j file
+
+
+# change pwd hook
 autojump_chpwd() {
     (autojump -a "$(pwd)" &) &>/dev/null
 }
@@ -17,6 +22,7 @@ autojump_chpwd() {
 typeset -gaU chpwd_functions
 chpwd_functions+=autojump_chpwd
 
+
 # default autojump command
 j() {
     if [[ ${@} == -* ]]; then
@@ -35,6 +41,7 @@ j() {
     fi
 }
 
+
 # jump to child directory (subdirectory of current path)
 jc() {
     if [[ ${@} == -* ]]; then
@@ -44,6 +51,7 @@ jc() {
     fi
 }
 
+
 # open autojump results in file browser
 jo() {
     if [[ ${@} == -* ]]; then
@@ -74,6 +82,7 @@ jo() {
     fi
 }
 
+
 # open autojump results (child directory) in file browser
 jco() {
     if [[ ${@} == -* ]]; then