From: Oleg Broytman <phd@phdru.name>
Date: Wed, 24 Feb 2016 10:38:15 +0000 (+0300)
Subject: .bash_prompt: show success/error status of the previous command
X-Git-Url: https://git.phdru.name/?p=dotfiles.git;a=commitdiff_plain;h=6799fdc4787abcbcced013261284aa54fc08637f

.bash_prompt: show success/error status of the previous command

Show error code in case of an error.
---

diff --git a/.bash_prompt b/.bash_prompt
index 6284416..6126ef2 100644
--- a/.bash_prompt
+++ b/.bash_prompt
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 # bash_prompt; adapted from
-# https://github.com/necolas/dotfiles/blob/master/shell/bash_prompt
+# https://github.com/necolas/dotfiles/blob/master/shell/bash_prompt and
+# http://vitus-wagner.livejournal.com/1176589.html?thread=40146189#t40146189
 
 prompt_git() {
     local s=""
@@ -179,6 +180,7 @@ set_prompts() {
     PS1+="\[$hostStyle\]\h " # host
     #PS1+="\[$charStyle\]: "
     PS1+="\[$wdirStyle\]\W " # working directory
+    PS1+='`erco=$?; [ $erco == 0 ] && echo -n ":)" || echo -n '"\"\[$red\]:(\[$reset\] $\""'?=$erco` '
     PS1+="\$(prompt_git \"$gitStyle\")" # git repository details
     #PS1+="\n"
     PS1+="\[$charStyle\]\$ \[$reset\]" # $ (and reset color)