Bump version to 0.8.1

Resolves issue #20. Additionally, load_session now has an optional
second argument to set the default session name. And error output from
both load commands is now printed to STDERR and give a return code of 1
on error.

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2012 Jim Myhrberg.
+Copyright (c) 2013 Jim Myhrberg.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,6 +1,6 @@
 # Tmuxifier
 
-Tmuxify your Tmux. Create, edit, mangage and load complex Tmux session, window
+Tmuxify your Tmux. Create, edit, manage and load complex Tmux session, window
 and pane configurations with ease.
 
 In short, Tmuxifier allows you to easily create, edit, and load "layout"
@@ -42,9 +42,7 @@ select_pane 0
 You can then load that window layout into a new window in the
 current tmux session using:
 
-```bash
+    tmuxifier load-window example
-tmuxifier load-window example
-```
 
 Which will yield a Tmux window looking like this:
 
@@ -54,29 +52,53 @@ Which will yield a Tmux window looking like this:
 
 Clone the repo to your machine:
 
+    git clone https://github.com/jimeh/tmuxifier.git ~/.tmuxifier
+
+Then add `~/.tmuxifier/bin` to your PATH to make the `tmuxifier` executable
+available to you:
+
+__In bash & zsh:__
+
 ```bash
-git clone https://github.com/jimeh/tmuxifier.git ~/.tmuxifier
+export PATH="~/.tmuxifier/bin:$PATH"
 ```
 
-### bash & zsh
+__In tcsh:__
+
+```tcsh
+set path = ( "~/.tmuxifier/bin" $path )
+```
+
+### Custom Installation Path
+
+To install Tmuxifier somewhere else than the suggested `~/.tmuxifier`, simply
+clone the repository to your custom location, and ensure the `bin` folder is
+added to your PATH making the `tmuxifier` executable available to you.
+
+## Setup
+
+__In bash & zsh:__
 
 And add the following to your `~/.profile`, `~/.bash_profile`, `~/.zshrc` or
 equivalent:
 
 ```bash
-[[ -s "$HOME/.tmuxifier/init.sh" ]] && source "$HOME/.tmuxifier/init.sh"
+eval "$(tmuxifier init -)"
 ```
 
-### tcsh
+__In tcsh:__
 
 Add the following to your `~/.cshrc`, `~/.tcshrc` or equivalent:
 
 ```tcsh
-if ( -s "$HOME/.tmuxifier/init.sh" ) then
+eval `tmuxifier init -`
-  source "$HOME/.tmuxifier/init.sh"
-endif
 ```
 
+## Updating
+
+    cd ~/.tmuxifier
+    git pull
+
 ## Usage
 
 *__Note:__ This section needs expanding upon.*
@@ -129,17 +151,6 @@ in it.
 
 ## Configure & Customize
 
-### Custom Installaton Path
-
-To install Tmuxifier to a custom path, clone the repository to your desired
-path and set `$TMUXIFIER` to that path, additionally loading `init.sh` or
-`init.tcsh` from that same path.
-
-```bash
-export TMUXIFIER="$HOME/.dotfiles/tmuxifier"
-[[ -s "$TMUXIFIER/init.sh" ]] && source "$TMUXIFIER/init.sh"
-```
-
 ### Custom Layouts Path
 
 You can customize the layouts directory used by Tmuxifier by setting
@@ -151,7 +162,7 @@ export TMUXIFIER_LAYOUT_PATH="$HOME/.tmux-layouts"
 
 ### Disable Shell-Completion
 
-Tmuxifier comes with shell-completion for bash and zsh. If for any
+Tmuxifier comes with shell-completion for bash, zsh and tcsh. If for any
 reason you need to disable it, just set `$TMUXIFIER_NO_COMPLETE`.
 
 ```bash
@@ -167,7 +178,7 @@ export TMUXIFIER_NO_COMPLETE=1
 ## Tmuxifier vs. Tmuxinator
 
 Though Tmuxifier is largely inspired by the excellent [Tmuxinator][] project,
-but does set itself apart in a number of ways:
+it does set itself apart in a number of ways:
 
 - Uses shell scripts to define Tmux sessions and windows instead of YAML
   files. The benefit is total control over Tmux, but the definition files are
@@ -182,25 +193,16 @@ but does set itself apart in a number of ways:
 [tmuxinator]: https://github.com/aziz/tmuxinator
 [rbenv]: https://github.com/sstephenson/rbenv
 
-## Heed My Warning
-
-Tmuxifier is pretty much an alpha product hacked together over a weekend at
-this point. Documentation is sketchy at best, and things might drastically
-change and/or break.
-
-But if that doesn't put you off, please enjoy Tmuxifier :)
-
 ## Todos
 
 * Improve Readme, specially Usage section.
-* Expand `help` command with details for most commands, rather than just the
+* Write up a detailed reference for all available layout helper functions.
-  essential ones.
 
 ## License
 
 (The MIT license)
 
-Copyright (c) 2012 Jim Myhrberg.
+Copyright (c) 2013 Jim Myhrberg.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

bin/tmuxifier

@@ -2,14 +2,32 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+resolve_link() {
+  $(type -p greadlink readlink | head -1) $1
+}
+
+abs_dirname() {
+  local cwd="$(pwd)"
+  local path="$1"
+
+  while [ -n "$path" ]; do
+    cd "${path%/*}"
+    local name="${path##*/}"
+    path="$(resolve_link "$name" || true)"
+  done
+
+  pwd
+  cd "$cwd"
+}
+
 if [ -z "${TMUXIFIER}" ]; then
-  export TMUXIFIER="${HOME}/.tmuxifier"
+  export TMUXIFIER="$(dirname "$(abs_dirname "$0")")"
 else
   export TMUXIFIER="${TMUXIFIER%/}"
 fi
 
 # Load tmuxifier environment variables.
-source "$TMUXIFIER/env.sh"
+source "$TMUXIFIER/lib/env.sh"
 
 export PATH="$TMUXIFIER/libexec:$PATH"
 

init.sh

@@ -1,4 +1,4 @@
-# Set tmuxifier root path.
+# Set/fix Tmuxifier root path if needed.
 if [ -z "${TMUXIFIER}" ]; then
   export TMUXIFIER="${HOME}/.tmuxifier"
 else
@@ -6,10 +6,12 @@ else
 fi
 
 # Add `bin` directroy to `$PATH`.
-export PATH="$TMUXIFIER/bin:$PATH"
+if [[ ":$PATH:" != *":$TMUXIFIER/bin:"* ]]; then
+  export PATH="$TMUXIFIER/bin:$PATH"
+fi
 
 # If `tmuxifier` is available, and `$TMUXIFIER_NO_COMPLETE` is not set, then
-# load tmuxifier shell completion.
+# load Tmuxifier shell completion.
 if [ -n "$(command -v "tmuxifier")" ] && [ -z "$TMUXIFIER_NO_COMPLETE" ]; then
   if [ -n "$BASH_VERSION" ]; then
     source "$TMUXIFIER/completion/tmuxifier.bash"

init.tcsh

@@ -1,13 +1,15 @@
-# Set tmuxifier root path.
+# Set Tmuxifier root path if needed.
 if ( ! $?TMUXIFIER ) then
   setenv TMUXIFIER "${HOME}/.tmuxifier"
 endif
 
-# Add `bin` directroy to `$PATH`.
+# Add `bin` directroy to `$path` if needed.
-set path = ( $TMUXIFIER/bin $path )
+if ( ! (" $path " =~ "* $TMUXIFIER/bin *" ) ) then
+  set path = ( $TMUXIFIER/bin $path )
+endif
 
 # If `tmuxifier` is available, and `$TMUXIFIER_NO_COMPLETE` is not set, then
-# load tmuxifier shell completion.
+# load Tmuxifier shell completion.
 if ( ! $?TMUXIFIER_NO_COMPLETE ) then
   which tmuxifier > /dev/null && source "$TMUXIFIER/completion/tmuxifier.tcsh"
 endif

lib/layout-helpers.sh

@@ -45,6 +45,38 @@ split_h() {
   __go_to_window_or_session_path
 }
 
+# Split current window/pane vertically by line count.
+#
+# Arguments:
+#   - $1: (optional) Number of lines the new pane will use.
+#   - $2: (optional) Target pane ID to split in current window.
+#
+split_vl() {
+  if [ -n "$1" ]; then local count=(-l "$1"); fi
+  tmux split-window -t "$session:$window.$2" -v "${count[@]}"
+  __go_to_window_or_session_path
+}
+
+# Split current window/pane horizontally by column count.
+#
+# Arguments:
+#   - $1: (optional) Number of columns the new pane will use.
+#   - $2: (optional) Target pane ID to split in current window.
+#
+split_hl() {
+  if [ -n "$1" ]; then local count=(-l "$1"); fi
+  tmux split-window -t "$session:$window.$2" -h "${count[@]}"
+  __go_to_window_or_session_path
+}
+
+# Run clock mode.
+#
+# Arguments:
+#   - $1: (optional) Target pane ID in which to run
+clock() {
+  tmux clock-mode -t "$session:$window.$1"
+}
+
 # Select a specific window.
 #
 # Arguments:
@@ -84,7 +116,7 @@ run_cmd() {
   send_keys "C-m" "$2"
 }
 
-# Cusomize session root path. Default is `$HOME`.
+# Customize session root path. Default is `$HOME`.
 #
 # Arguments:
 #   - $1: Directory path to use for session root.
@@ -111,12 +143,22 @@ window_root() {
 # Load specified window layout.
 #
 # Arguments:
-#   - $1: Name of window layout to load.
+#   - $1: Name of or file path to window layout to load.
+#   - $2: (optional) Override default window name.
 #
 load_window() {
-  local file="$TMUXIFIER_LAYOUT_PATH/$1.window.sh"
+  local file="$1"
+  if [ ! -f "$file" ]; then
+    file="$TMUXIFIER_LAYOUT_PATH/$1.window.sh"
+  fi
+
   if [ -f "$file" ]; then
-    window="$1"
+    if [ $# -gt 1 ]; then
+      window="$2"
+    else
+      window="${1/%.window.sh}"
+      window="${window/%.sh}"
+    fi
     source "$file"
     window=
 
@@ -125,19 +167,32 @@ load_window() {
       window_root "$session_root"
     fi
   else
-    echo "No such window layout found '$1' in '$TMUXIFIER_LAYOUT_PATH'."
+    echo "\"$1\" window layout not found." >&2
+    return 1
   fi
 }
 
 # Load specified session layout.
 #
 # Arguments:
-#   - $1: Name of session layout to load.
+#   - $1: Name of or file path to session layout to load.
+#   - $2: (optional) Override default window name.
 #
 load_session() {
-  local file="$TMUXIFIER_LAYOUT_PATH/$1.session.sh"
+  local file="$1"
+  if [ ! -f "$file" ]; then
+    file="$TMUXIFIER_LAYOUT_PATH/$1.session.sh"
+  fi
+
   if [ -f "$file" ]; then
-    session="$1"
+    if [ $# -gt 1 ]; then
+      session="$2"
+    else
+      session="${1/%.session.sh}"
+      session="${session/%.sh}"
+    fi
+
+    set_default_path=true
     source "$file"
     session=
 
@@ -146,7 +201,8 @@ load_session() {
       session_root="$HOME"
     fi
   else
-    echo "No such session layout found '$1' in '$TMUXIFIER_LAYOUT_PATH'."
+    echo "\"$1\" session layout not found." >&2
+    return 1
   fi
 }
 
@@ -178,7 +234,8 @@ initialize_session() {
     # Set default-path for session
     if [ -n "$session_root" ] && [ -d "$session_root" ]; then
       cd "$session_root"
-      tmux set-option -t "$session:" default-path "$session_root" 1>/dev/null
+
+      $set_default_path && tmux set-option -t "$session:" default-path "$session_root" 1>/dev/null
     fi
 
     # In order to ensure only specified windows are created, we move the
@@ -187,9 +244,6 @@ initialize_session() {
     local first_window_index=$(__get_first_window_index)
     tmux move-window -s "$session:$first_window_index" -t "$session:999"
 
-    # Ensure correct pane splitting.
-    __go_to_session
-
     # Session created, return ok exit status.
     return 0
   fi
@@ -252,6 +306,6 @@ __go_to_window_or_session_path() {
   local window_or_session_root=${window_root-$session_root}
   if [ -n "$window_or_session_root" ]; then
     run_cmd "cd \"$window_or_session_root\""
-    send_keys "C-l"
+    run_cmd "clear"
   fi
 }

lib/runtime.sh

@@ -3,7 +3,7 @@
 #
 
 # Load tmuxifier environment.
-source "$TMUXIFIER/env.sh"
+source "$TMUXIFIER/lib/env.sh"
 
 # Setup default variables.
 session_root="$HOME"

lib/util.sh

@@ -0,0 +1,11 @@
+calling-help() {
+  if [[ " $@ " != *" --help "* ]] && [[ " $@ " != *" -h "* ]]; then
+    return 1
+  fi
+}
+
+calling-complete() {
+  if [[ " $@ " != *" --complete "* ]]; then
+    return 1
+  fi
+}

libexec/tmuxifier-alias

@@ -2,6 +2,17 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier alias <alias>
+
+Resolve a command alias to it's full name."
+  exit
+fi
+
 case "$1" in
   "session" | "ses" | "s" )
     echo "load-session"
@@ -9,25 +20,25 @@ case "$1" in
   "window" | "win" | "w" )
     echo "load-window"
     ;;
-  "new-ses" | "ns" )
+  "new-ses" | "nses" | "ns" )
     echo "new-session"
     ;;
-  "new-win" | "nw" )
+  "new-win" | "nwin" | "nw" )
     echo "new-window"
     ;;
-  "edit-ses" | "es" )
+  "edit-ses" | "eses" | "es" )
     echo "edit-session"
     ;;
-  "edit-win" | "ew" )
+  "edit-win" | "ewin" | "ew" )
     echo "edit-window"
     ;;
-  "ls" )
+  "l" )
     echo "list"
     ;;
-  "list-ses" | "lss" )
+  "list-ses" | "lses" | "ls" )
     echo "list-sessions"
     ;;
-  "list-win" | "lsw" )
+  "list-win" | "lwin" | "lw" )
     echo "list-windows"
     ;;
   * )

libexec/tmuxifier-commands

@@ -2,6 +2,18 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier commands
+
+List all available commands, includes internal commands not intended for
+normal use by users."
+  exit
+fi
+
 shopt -s nullglob
 
 { for path in ${PATH//:/$'\n'}; do

libexec/tmuxifier-completions

@@ -2,23 +2,33 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier completion <command>
+
+Print a list of available completions for specified command."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
   tmuxifier-commands
   exit
 fi
 
 has-completions() {
-  grep -i "^# provide tmuxifier completions" "$1" >/dev/null
+  grep -i "^# Provide tmuxifier completions" "$1" >/dev/null
 }
 
-command="$1"
+if [ -z "$1" ]; then
-if [ -z "$command" ]; then
+  echo "$(tmuxifier-help completions $@)" >&2
-  echo "$(tmuxifier-help completions)" >&2
   exit 1
 fi
 
-! command_path="$(tmuxifier-resolve-command-path "$command")"
+! command_path="$(tmuxifier-resolve-command-path "$1")"
 
 if [ -n "$command_path" ] && has-completions "$command_path"; then
   shift

libexec/tmuxifier-current-session

@@ -2,6 +2,17 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier current-session
+
+Outputs the name of the current Tmux session."
+  exit
+fi
+
 if [ -n "$TMUX" ]; then
   for item in $(tmux list-pane -F "#{session_name}");do
     echo $item

libexec/tmuxifier-edit-session

@@ -2,16 +2,27 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier edit-session <layout_name>
+
+Aliases: edit-ses, eses, es
+
+Open specified session layout for editing in \$EDITOR."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
-  for item in $(tmuxifier-list-sessions); do
+  tmuxifier-list-sessions
-    echo "$item"
-  done
   exit
 fi
 
 if [ -z "$1" ]; then
-  echo "$(tmuxifier-help edit-session)" >&2
+  echo "$(tmuxifier-help edit-session $@)" >&2
   exit 1
 fi
 
@@ -26,4 +37,10 @@ if [ ! -f "$layout_file" ]; then
   exit 1
 fi
 
-exec "$EDITOR" "$layout_file"
+if [ -n "$EDITOR" ]; then
+  exec "$EDITOR" "$layout_file"
+else
+  echo "'\$EDITOR' is not set. Please manually open the layout for editing:"
+  echo "$layout_file"
+  echo
+fi

libexec/tmuxifier-edit-window

@@ -2,16 +2,27 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier edit-window <layout_name>
+
+Aliases: edit-win, ewin, ew
+
+Open specified window layout for editing in \$EDITOR."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
-  for item in $(tmuxifier-list-windows); do
+  tmuxifier-list-windows
-    echo "$item"
-  done
   exit
 fi
 
 if [ -z "$1" ]; then
-  echo "$(tmuxifier-help edit-window)" >&2
+  echo "$(tmuxifier-help edit-window $@)" >&2
   exit 1
 fi
 
@@ -26,4 +37,10 @@ if [ ! -f "$layout_file" ]; then
   exit 1
 fi
 
-exec "$EDITOR" "$layout_file"
+if [ -n "$EDITOR" ]; then
+  exec "$EDITOR" "$layout_file"
+else
+  echo "'\$EDITOR' is not set. Please manually open the layout for editing:"
+  echo "$layout_file"
+  echo
+fi

libexec/tmuxifier-help

@@ -2,33 +2,35 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  tmuxifier-help
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
   tmuxifier-commands
   exit
 fi
 
-command="$1"
+has-help() {
+  grep -i "^# Provide tmuxifier help" "$1" >/dev/null
+}
 
-# Ensure we have the correct command name in case an alias was given.
+if [ -z "$1" ]; then
-if [ -n "$command" ]; then
+  echo "usage: tmuxifier <command> [<args>]
-  ! resolved="$(tmuxifier-alias "$command")"
-  if [ -n "$resolved" ]; then
-    command="$resolved"
-  fi
-fi
-
-case "$command" in
-  "" )
-    echo "usage: tmuxifier <command> [<args>]
 
 Some useful tmuxifier commands are:
    <command>      <alias>
    load-session   s        Load the specified session layout.
    load-window    w        Load the specified window layout into current session.
-   list           ls       List all session and window layouts.
+   list           l        List all session and window layouts.
-   list-sessions  lss      List session layouts.
+   list-sessions  ls       List session layouts.
-   list-windows   lsw      List window layouts.
+   list-windows   lw       List window layouts.
    new-session    ns       Create new session layout and open it with \$EDITOR.
    new-window     nw       Create new window layout and open it with \$EDITOR.
    edit-session   es       Edit specified session layout with \$EDITOR.
@@ -38,87 +40,25 @@ Some useful tmuxifier commands are:
    help                    Show this message.
 
 See 'tmuxifier help <command>' for information on a specific command."
-    ;;
+  exit
-  "load-session" )
+fi
-    echo "usage: tmuxifier load-session <layout_name>
 
-Aliases: session, ses, s
+! command_path="$(tmuxifier-resolve-command-path "$1")"
 
-Create a session using the session layout, unless the session already exists
+if [ -z "$command_path" ]; then
-in which case, we simply switch to the existing one."
+  echo "tmuxifier: no such command '$1'" >&2
-    ;;
+  exit 1
-  "load-window" )
+fi
-    echo "usage: tmuxifier load-window <layout_name>
 
-Aliases: window, win, w
+if has-help "$command_path"; then
-
+  shift
-Create a new window using the specified window layout in the current session."
+  exec "$command_path" "$@" --help
-    ;;
+else
-  "new-session" )
+  command="$(basename "$command_path")"
-    echo "usage: tmuxifier new-session <layout_name>
+  command="${command/tmuxifier\-/}"
-
+  echo "Sorry, the '$command' command isn't documented yet."
-Aliases: new-ses, ns
+  echo ""
-
+  echo "You can view the command's source here:"
-Create a new session layout and open it for editing in \$EDITOR."
+  echo "$command_path"
-    ;;
+  echo ""
-  "new-window" )
+fi
-    echo "usage: tmuxifier new-window <layout_name>
-
-Aliases: new-win, ws
-
-Create a new window layout and open it for editing in \$EDITOR."
-    ;;
-  "edit-session" )
-    echo "usage: tmuxifier edit-session <layout_name>
-
-Aliases: edit-ses, es
-
-Open specified session layout for editing in \$EDITOR."
-    ;;
-  "edit-window" )
-    echo "usage: tmuxifier edit-window <layout_name>
-
-Aliases: edit-win, ew
-
-Open specified window layout for editing in \$EDITOR."
-    ;;
-  "completions" )
-    echo "usage: tmuxifier completion <command>
-
-Print a list of available completions for specified command."
-    ;;
-  "list" )
-    echo "usage: tmuxifier list
-
-Aliases: ls
-
-List all available session and window layouts."
-    ;;
-  "list-sessions" )
-    echo "usage: tmuxifier list-sessions
-
-Aliases: list-ses, lss
-
-List all session layouts."
-    ;;
-  "list-windows" )
-    echo "usage: tmuxifier list-windows
-
-Aliases: list-win, lsw
-
-List all window layouts."
-    ;;
-  * )
-    ! command_path="$(tmuxifier-resolve-command-path "$command")"
-    if [ -n "$command_path" ]; then
-      echo "Sorry, the '$command' command isn't documented yet."
-      echo
-      echo "You can view the command's source here:"
-      echo "$command_path"
-      echo
-    else
-      echo "tmuxifier: no such command '$command'" >&2
-      exit 1
-    fi
-    ;;
-esac

libexec/tmuxifier-init

@@ -0,0 +1,74 @@
+#! /usr/bin/env bash
+set -e
+[ -n "$TMUXIFIER_DEBUG" ] && set -x
+
+# Set shell to first argument that is not "-", "-h" or "--help".
+for arg in "$@"; do
+  if [ "$arg" != "-" ] && [ "$arg" != "-h" ] && [ "$arg" != "--help" ]; then
+    shell="$arg"
+  fi
+done
+
+if [ -z "$shell" ]; then
+  shell="$(basename "$SHELL")"
+fi
+
+case "$shell" in
+  bash )
+    profile='~/.bash_profile'
+    ;;
+  zsh )
+    profile='~/.zshrc'
+    ;;
+  ksh )
+    profile='~/.profile'
+    ;;
+  csh )
+    profile='~/.cshrc'
+    ;;
+  tcsh )
+    profile='~/.tcshrc'
+    ;;
+  * )
+    profile='shell init file'
+    ;;
+esac
+
+# Provide tmuxifier help
+if [[ " $@ " == *" --help "* ]]; then
+  echo "usage: tmuxifier init -
+
+Load Tmuxifier by adding the following to your ${profile}:
+"
+
+  case "$shell" in
+    csh | tcsh )
+      echo "    eval \`tmuxifier init -\`
+"
+      ;;
+    * )
+      echo "    eval \"\$(tmuxifier init -)\"
+"
+      ;;
+  esac
+
+  echo "You might also need to add Tmuxifier's bin directory to your PATH."
+  exit
+fi
+
+# Print help if "-" argument is not given
+if [[ " $@ " != *" - "* ]]; then
+  echo "$(tmuxifier-help init $@)" >&2
+  exit 1
+fi
+
+case "$shell" in
+  csh | tcsh )
+    echo "setenv TMUXIFIER \"$TMUXIFIER\";"
+    echo "source \"\$TMUXIFIER/init.tcsh\";"
+    ;;
+  * )
+    echo "export TMUXIFIER=\"$TMUXIFIER\";"
+    echo "source \"\$TMUXIFIER/init.sh\";"
+    ;;
+esac

libexec/tmuxifier-list

@@ -2,10 +2,27 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier list
+
+Aliases: l
+
+List all available session and window layouts."
+  exit
+fi
+
 echo ""
 echo "Sessions:"
-tmuxifier-list-sessions
+for item in $(tmuxifier-list-sessions); do
+  echo " - $item"
+done
 echo ""
 echo "Windows:"
-tmuxifier-list-windows
+for item in $(tmuxifier-list-windows); do
+  echo " - $item"
+done
 echo ""

libexec/tmuxifier-list-sessions

@@ -2,8 +2,21 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier list-sessions
+
+Aliases: list-ses, lses, ls
+
+List all session layouts."
+  exit
+fi
+
 list=$(find -L "$TMUXIFIER_LAYOUT_PATH" -name "*.session.sh")
 for file in $list; do
   file=${file/$TMUXIFIER_LAYOUT_PATH\//}
-  echo "  ${file/.session.sh/}"
+  echo "${file/.session.sh/}"
 done

libexec/tmuxifier-list-windows

@@ -2,8 +2,21 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier list-windows
+
+Aliases: list-win, lwin, lw
+
+List all window layouts."
+  exit
+fi
+
 list=$(find -L "$TMUXIFIER_LAYOUT_PATH" -name "*.window.sh")
 for file in $list; do
   file=${file/$TMUXIFIER_LAYOUT_PATH\//}
-  echo "  ${file/.window.sh/}"
+  echo "${file/.window.sh/}"
 done

libexec/tmuxifier-load-session

@@ -2,25 +2,33 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier load-session <layout_name | file_path>
+
+Aliases: session, ses, s
+
+Create a session using the session layout, unless the session already exists
+in which case, we simply attach/switch to the existing one."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
-  for item in $(tmuxifier-list-sessions); do
+  tmuxifier-list-sessions
-    echo "$item"
-  done
   exit
 fi
 
 if [ -z "$1" ]; then
-  echo "$(tmuxifier-help load-session)" >&2
+  echo "$(tmuxifier-help load-session $@)" >&2
   exit 1
 fi
 
 # Load runtime functions.
-source "$TMUXIFIER/runtime.sh"
+source "$TMUXIFIER/lib/runtime.sh"
 
-if [ ! -z $TMUX ]; then
+# Load session file.
-  load_session "$1"
+load_session "$1"
-else
-  echo "tmuxifier: 'load-session' command can only be used from within Tmux."
-  exit 1
-fi

libexec/tmuxifier-load-window

@@ -2,21 +2,32 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier load-window <layout_name | file_path>
+
+Aliases: window, win, w
+
+Create a new window using the specified window layout in the current session."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
-  for item in $(tmuxifier-list-windows); do
+  tmuxifier-list-windows
-    echo "$item"
-  done
   exit
 fi
 
 if [ -z "$1" ]; then
-  echo "$(tmuxifier-help load-window)" >&2
+  echo "$(tmuxifier-help load-window $@)" >&2
   exit 1
 fi
 
 # Load runtime functions.
-source "$TMUXIFIER/runtime.sh"
+source "$TMUXIFIER/lib/runtime.sh"
 
 if [ ! -z $TMUX ]; then
   session="$(tmuxifier-current-session)"

libexec/tmuxifier-new-session

@@ -2,16 +2,27 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier new-session <layout_name>
+
+Aliases: new-ses, nses, ns
+
+Create a new session layout and open it for editing in \$EDITOR."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
-  for item in $(tmuxifier-list-sessions); do
+  tmuxifier-list-sessions
-    echo "$item"
-  done
   exit
 fi
 
 if [ -z "$1" ]; then
-  echo "$(tmuxifier-help new-session)" >&2
+  echo "$(tmuxifier-help new-session $@)" >&2
   exit 1
 fi
 
@@ -35,7 +46,7 @@ fi
 content="$(cat "$template")"
 echo "${content//\{\{SESSION_NAME\}\}/$layout_name}" > "$layout_file"
 
-if [ ! -z "$EDITOR" ]; then
+if [ -n "$EDITOR" ]; then
   exec "$EDITOR" "$layout_file"
 else
   echo "Layout file has been created, but '\$EDITOR' is not set. Please "

libexec/tmuxifier-new-window

@@ -2,16 +2,27 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier new-window <layout_name>
+
+Aliases: new-win, nwin, nw
+
+Create a new window layout and open it for editing in \$EDITOR."
+  exit
+fi
+
 # Provide tmuxifier completions
-if [ "$1" == "--complete" ]; then
+if calling-complete "$@"; then
-  for item in $(tmuxifier-list-windows); do
+  tmuxifier-list-windows
-    echo "$item"
-  done
   exit
 fi
 
 if [ -z "$1" ]; then
-  echo "$(tmuxifier-help new-window)" >&2
+  echo "$(tmuxifier-help new-window $@)" >&2
   exit 1
 fi
 
@@ -35,7 +46,7 @@ fi
 content="$(cat "$template")"
 echo "${content//\{\{WINDOW_NAME\}\}/$layout_name}" > "$layout_file"
 
-if [ ! -z "$EDITOR" ]; then
+if [ -n "$EDITOR" ]; then
   exec "$EDITOR" "$layout_file"
 else
   echo "Layout file has been created, but '\$EDITOR' is not set. Please "

libexec/tmuxifier-resolve-command-path

@@ -2,6 +2,17 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier resolve-command-path <command_or_alias>
+
+Outputs the absolute path to the given command or command alias."
+  exit
+fi
+
 if [ -n "$1" ]; then
   ! command_path="$(command -v "tmuxifier-$1")"
   if [ -z "$command_path" ]; then

libexec/tmuxifier-version

@@ -2,4 +2,15 @@
 set -e
 [ -n "$TMUXIFIER_DEBUG" ] && set -x
 
-echo "0.4.1"
+# Load internal utility functions.
+source "$TMUXIFIER/lib/util.sh"
+
+# Provide tmuxifier help
+if calling-help "$@"; then
+  echo "usage: tmuxifier version
+
+Outputs Tmuxifier version."
+  exit
+fi
+
+echo "0.8.1"