diff --git a/bash/.bashrc b/bash/.bashrc
index 87718fb..27dd9c5 100644
--- a/bash/.bashrc
+++ b/bash/.bashrc
@@ -36,6 +36,11 @@ if [ -f "$HOME/.private_functions" ] && [ -r "$HOME/.private_functions" ]; then
   . "$HOME/.private_functions"
 fi
 
+if blesh-available; then
+  # blesh-activate
+  :
+fi
+
 #{- PROMPT -}#
 
 if which tput &> /dev/null && tput bold &> /dev/null; then
@@ -90,7 +95,7 @@ if which direnv &> /dev/null; then
       PS1=${ORIG_PS1}
     fi
   }
-  prompt_command_prepend update_prompt
+  prompt_command_prepend "update_prompt"
 fi
 
 # Continuation Prompt: "> " in cyan
@@ -100,11 +105,14 @@ export PS4="${blue}#${no_color} "
 
 #{- HISTORY -}#
 
-prompt_command_prepend "history -r"
-prompt_command_prepend "history -c"
-prompt_command_prepend "history -w"
-prompt_command_prepend "history -n"
-# PROMPT_COMMAND="echo hist1; history; history -n; echo hist2; history; history -w; echo hist3; history; history -c; echo hist4; history; history -r; echo hist5; history; $PROMPT_COMMAND"
+if blesh-attached; then
+  bleopt history_share=1
+else
+  prompt_command_prepend "history -r"
+  prompt_command_prepend "history -c"
+  prompt_command_prepend "history -w"
+  prompt_command_prepend "history -n"
+fi
 export HISTFILE="$HOME/.history/bash"
 export HISTTIMEFORMAT="%F %T  "
 export HISTCONTROL="erasedups:ignoreboth"
@@ -133,7 +141,6 @@ log_bash_persistent_history()
 
 prompt_command_prepend "log_bash_persistent_history"
 
-
 # Source bash completion, this file will then lazy load all other completions
 source_completions() {
   if [ -r "/usr/share/bash-completion/bash_completion" ]; then
@@ -159,8 +166,8 @@ preserve_xtrace_reset() {
   fi
 } 2>/dev/null
 
-prompt_command_prepend preserve_xtrace
-prompt_command_append  preserve_xtrace_reset
+prompt_command_prepend "preserve_xtrace"
+prompt_command_append  "preserve_xtrace_reset"
 
 if $(which direnv &> /dev/null); then
   # Only if direnv isn't already defined in our prompt_command
diff --git a/bash/.functions b/bash/.functions
index 9915fb3..002d6be 100644
--- a/bash/.functions
+++ b/bash/.functions
@@ -74,3 +74,29 @@ prompt_command_prepend() {
   arg=${1}
   PROMPT_COMMAND="${arg}"${PROMPT_COMMAND:+"; $PROMPT_COMMAND"}
 }
+
+blesh-activate()
+{
+  BLESH_PATH=$HOME/.nix-profile/share/blesh/ble.sh
+  if [ -r $BLESH_PATH ]; then
+    [[ $- == *i* ]] && . $HOME/.nix-profile/share/blesh/ble.sh
+    [[ ! ${BLE_VERSION-} ]] || ble-attach
+  fi
+}
+
+blesh-available() {
+  BLESH_PATH=$HOME/.nix-profile/share/blesh/ble.sh
+  if [ -r $BLESH_PATH ]; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+blesh-attached () {
+  if [ -z ${BLE_VERSION:+x} ]; then
+    return 1
+  else
+    return 0
+  fi
+}