From 727b40ac1019988a904fd4f05b51d6265c423559 Mon Sep 17 00:00:00 2001
From: Gregory Pakosz <gregory.pakosz@gmail.com>
Date: Thu, 21 Aug 2014 11:16:08 +0200
Subject: [PATCH] detect whether running tmux has a buggy swap-pane command

see ticket #108, fixed in upstream commit 78e783e
---
 .tmux.conf | 10 +++++-----
 README.md  |  6 ++++--
 2 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/.tmux.conf b/.tmux.conf
index eaeca8e..1afca57 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -240,23 +240,23 @@ run 'for name in $(printenv | grep -Eo ^tmux_conf_[^=]+); do tmux setenv -gu $na
 # }
 #
 # maximize_pane() {
-#   tmux -V |grep -q '1.9a\?$' && tmux display "tmux 1.9 and 1.9a have a bug that prevent this feature from working" && return
+#   tmux -q -L swap-pane-test -f /dev/null new-session -d \; new-window \; new-window \; swap-pane -t :1 \; kill-session || { tmux display 'your tmux version has a buggy swap-pane command - see ticket #108, fixed in upstream commit 78e783e'; exit; }
 #   __current_pane=$(tmux display -p '#{pane_id}')
-# 
+#
 #   __dead_panes=$(tmux list-panes -s -F '#{pane_dead} #{pane_id} #{pane_title}' | grep -o '^1 %.\+%.\+$' || true)
 #   __restore=$(echo "${__dead_panes}" | sed -n -E -e "s/^1 ${__current_pane} \[\+\](%[0-9]+)$/tmux swap-pane -s \1 -t ${__current_pane} \; kill-pane -t ${__current_pane}/p" -e "s/^1 (%[0-9]+) \[\+\]${__current_pane}$/tmux swap-pane -s \1 -t ${__current_pane} \; kill-pane -t \1/p" )
-# 
+#
 #   if [ x"${__restore}" = x ] ; then
 #     [ x"$(tmux list-panes | wc -l | sed 's/^ *//g')" = x1 ] && tmux display "Can't maximize with only one pane" && return
 #     __window=$(tmux new-window -P "exec maximized+ 2> /dev/null | tmux setw remain-on-exit on && printf '\033]2;%s\033\\' [+]${__current_pane}")
 #     __window=${__window%.*}
-# 
+#
 #     __guard=100
 #     while ( [ x"$(tmux list-panes -t ${__window} -F '#{session_name}:#{window_index} #{pane_dead}')" != x"${__window} "1 ] && [ x"${__guard}" != x0 ] ) ; do sleep 0.01 ; _guard=$((__guard - 1)) ; done
 #     if [ x"${__guard}" = 0 ] ; then
 #       exit 1
 #     fi
-# 
+#
 #     __new_pane=$(tmux display -p '#{pane_id}')
 #     tmux setw remain-on-exit off \; swap-pane -s "${__current_pane}" -t "${__new_pane}"
 #   else
diff --git a/README.md b/README.md
index d82460b..f0eb47b 100644
--- a/README.md
+++ b/README.md
@@ -8,8 +8,10 @@ Self-contained, opinionated `.tmux.conf` configuration file.
 The `master` branch targets tmux 1.9+. You may want to use the `1.7` or `1.8`
 branch.
 
-**Please note that tmux 1.9 and 1.9a SEGFAULT when using the maximize pane
-feature. As a consequence, the feature is disabled for those versions.**
+**Please note that upstream tmux 1.9 and 1.9a SEGFAULT when using the maximize
+pane feature. Some Linux distributions like Debian provide a patched tmux 1.9a.
+Depending on whether or not the running tmux version has a buggy swap-pane
+command, the maximize pane feature may be disabled.**
 
 Features
 --------