removed support for tmux < 2.6, resolves #698

.tmux.conf

@@ -129,7 +129,6 @@ if -b '! command -v xsel > /dev/null 2>&1 && command -v xclip > /dev/null 2>&1'
 if -b 'command -v wl-copy > /dev/null 2>&1' 'bind y run -b "\"\$TMUX_PROGRAM\" \${TMUX_SOCKET:+-S \"\$TMUX_SOCKET\"} save-buffer - | wl-copy"'
 # copy to macOS clipboard
 if -b 'command -v pbcopy > /dev/null 2>&1' 'bind y run -b "\"\$TMUX_PROGRAM\" \${TMUX_SOCKET:+-S \"\$TMUX_SOCKET\"} save-buffer - | pbcopy"'
-if -b 'command -v reattach-to-user-namespace > /dev/null 2>&1' 'bind y run -b "\"\$TMUX_PROGRAM\" \${TMUX_SOCKET:+-S \"\$TMUX_SOCKET\"} save-buffer - | reattach-to-usernamespace pbcopy"'
 # copy to Windows clipboard
 if -b 'command -v clip.exe > /dev/null 2>&1' 'bind y run -b "\"\$TMUX_PROGRAM\" \${TMUX_SOCKET:+-S \"\$TMUX_SOCKET\"} save-buffer - | clip.exe"'
 if -b '[ -c /dev/clipboard ]' 'bind y run -b "\"\$TMUX_PROGRAM\" \${TMUX_SOCKET:+-S \"\$TMUX_SOCKET\"} save-buffer - > /dev/clipboard"'
@@ -946,7 +945,6 @@ run 'cut -c3- "$TMUX_CONF" | sh -s _apply_configuration'
 #   ! command -v xsel > /dev/null 2>&1 && command -v xclip > /dev/null 2>&1 && command='xclip -i -selection clipboard > \/dev\/null 2>\&1'
 #   command -v wl-copy > /dev/null 2>&1 && command='wl-copy'
 #   command -v pbcopy > /dev/null 2>&1 && command='pbcopy'
-#   command -v reattach-to-user-namespace > /dev/null 2>&1 && command='reattach-to-user-namespace pbcopy'
 #   command -v clip.exe > /dev/null 2>&1 && command='clip\.exe'
 #   [ -c /dev/clipboard ] && command='cat > \/dev\/clipboard'
 #
@@ -1649,25 +1647,12 @@ run 'cut -c3- "$TMUX_CONF" | sh -s _apply_configuration'
 #       tmux run -b 'tmux set display-time 3000 \; display "This configuration requires awk" \; set -u display-time \; run "sleep 3" \; kill-server'
 #       return
 #     fi
-#     if [ "$_tmux_version" -lt 240 ]; then
+#     if [ "$_tmux_version" -lt 260 ]; then
-#       tmux run -b 'tmux set display-time 3000 \; display "This configuration requires tmux 2.4+" \; set -u display-time \; run "sleep 3" \; kill-server'
+#       tmux run -b 'tmux set display-time 3000 \; display "This configuration requires tmux 2.6+" \; set -u display-time \; run "sleep 3" \; kill-server'
 #       return
 #     fi
 #   fi
 #
-#   # see https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard
-#   if command -v reattach-to-user-namespace > /dev/null 2>&1; then
-#     default_shell="$(tmux show -gv default-shell)"
-#     case "$default_shell" in
-#       *fish)
-#         tmux set -g default-command "reattach-to-user-namespace -l $default_shell"
-#         ;;
-#       *sh)
-#         tmux set -g default-command "exec $default_shell... 2> /dev/null & reattach-to-user-namespace -l $default_shell"
-#         ;;
-#     esac
-#   fi
-#
 #   case "$_uname_s" in
 #     *CYGWIN*|*MSYS*)
 #       # prevent Cygwin and MSYS2 from cd-ing into home directory when evaluating /etc/profile

.tmux.conf.local

@@ -344,12 +344,12 @@ tmux_conf_theme_clock_style="24"
 #   - true
 #   - false (default)
 #   - disabled
-# on macOS, this requires installing reattach-to-user-namespace, see README.md
 # on Linux, this requires xsel, xclip or wl-copy
 tmux_conf_copy_to_os_clipboard=false
 
 
 # -- user customizations -------------------------------------------------------
+
 # this is the place to override or undo settings
 
 # increase history size

README.md

@@ -10,7 +10,7 @@ Installation
 
 Requirements:
 
-  - tmux **`>= 2.4`** running inside Linux, Mac, OpenBSD, Cygwin or WSL
+  - tmux **`>= 2.6`** running inside Linux, Mac, OpenBSD, Cygwin or WSL
   - awk, perl and sed
   - outside of tmux, `$TERM` must be set to `xterm-256color`
 
@@ -120,22 +120,18 @@ Features
  - [maximize any pane to a new window with `<prefix> +`][maximize-pane]
  - SSH/Mosh aware username and hostname status line information
  - mouse mode toggle with `<prefix> m`
- - automatic usage of [`reattach-to-user-namespace`][reattach-to-user-namespace]
-   if available
  - laptop battery status line information
  - uptime status line information
  - optional highlight of focused pane
  - configurable new windows and panes behavior (optionally retain current path)
  - SSH/Mosh aware split pane (reconnects to remote server)
- - copy to OS clipboard (needs [`reattach-to-user-namespace`][reattach-to-user-namespace]
+ - copy to OS clipboard (needs `xsel`, `xclip`, or `wl-copy` on Linux)
-   on macOS, `xsel`, `xclip`, or `wl-copy` on Linux)
  - support for 4-digit hexadecimal Unicode characters
  - [Facebook PathPicker][] integration if available
  - [Urlscan][] (preferred) or [Urlview][] integration if available
 
 [Powerline]: https://github.com/Lokaltog/powerline
 [maximize-pane]: http://pempek.net/articles/2013/04/14/maximizing-tmux-pane-new-window/
-[reattach-to-user-namespace]: https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard
 [Facebook PathPicker]: https://facebook.github.io/PathPicker/
 [Urlview]: https://packages.debian.org/stable/misc/urlview
 [Urlscan]: https://github.com/firecat53/urlscan
@@ -338,26 +334,6 @@ See the sample `.local` customization file for instructions.
 
 [TPM]: https://github.com/tmux-plugins/tpm
 
-### Accessing the macOS clipboard from within tmux sessions (tmux `< 2.6`)
-
-[Chris Johnsen created the `reattach-to-user-namespace`
-utility][reattach-to-user-namespace] that makes `pbcopy` and `pbpaste` work
-again within tmux.
-
-To install `reattach-to-user-namespace`, use either [MacPorts][] or
-[Homebrew][]:
-
-    $ port install tmux-pasteboard
-
-or
-
-    $ brew install reattach-to-user-namespace
-
-Once installed, `reattach-to-usernamespace` will be automatically detected.
-
-[MacPorts]: http://www.macports.org/
-[Homebrew]: http://brew.sh/
-
 ### Using the configuration under Cygwin within Mintty
 
 **I don't recommend running this configuration with Cygwin anymore. Forking