From 2a89b8ff22d6f2668366e8df5989a56c56bdc5cc Mon Sep 17 00:00:00 2001
From: Jeremy Lecour <jlecour@evolix.fr>
Date: Tue, 11 Sep 2018 14:13:18 +0200
Subject: [PATCH] evolinux-base: better shell history

* remove duplicates from history
* reload/save history at prompt time
---
 evolinux-base/tasks/root.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/evolinux-base/tasks/root.yml b/evolinux-base/tasks/root.yml
index 8fb2d113..1ff3b609 100644
--- a/evolinux-base/tasks/root.yml
+++ b/evolinux-base/tasks/root.yml
@@ -14,9 +14,11 @@
     create: yes
     state: present
   with_items:
-    - "export HISTCONTROL=$HISTCONTROL${HISTCONTROL+,}ignoreboth"
+    - "export HISTCONTROL=$HISTCONTROL${HISTCONTROL+,}ignoreboth,erasedups"
     - "export HISTSIZE=65535"
     - "export HISTTIMEFORMAT=\"%c : \""
+    - "shopt -s histappend"
+    - "PROMPT_COMMAND=\"history -a;history -n;${PROMPT_COMMAND}\""
   when: evolinux_root_bashrc
 
 ## .bash_history should be append-only