From 5f04b1fee4768b38e15952b87f39304b9612c5e6 Mon Sep 17 00:00:00 2001
From: Alexander Blinne <alexander.blinne@uni-jena.de>
Date: Mon, 11 Apr 2016 23:01:21 +0200
Subject: Effizienzsteigerung

---
 bash-git-prompt | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/bash-git-prompt b/bash-git-prompt
index 0eef652..e3159fc 100644
--- a/bash-git-prompt
+++ b/bash-git-prompt
@@ -4,22 +4,24 @@ set -o pipefail
 
 [[ "$TERM" = *-color ]] && mitFarbe=true || mitFarbe=false
 
-[ -z "$PS1save" ] && PS1save="$PS1"
+[ -z "$PS1Start" ] && [ -z "$PS1Ende" ] &&
+  if echo "$PS1" | grep -q "\S"
+  then
+    PS1Ende="$(echo "$PS1" | sed "s|^.*[^\\]\(\\\\\?\S\s*\)\$|\1|")"
+    PS1Start="$(echo "$PS1" | sed "s|\\\\\?\S\s*\$||")"
+  else
+    PS1Ende=""
+    PS1Start="$PS1"
+  fi
 
-if echo "$PS1save" | grep -q "\S"
-then
-  PS1Ende="$(echo "$PS1save" | sed "s|^.*[^\\]\(\\\\\?\S\s*\)\$|\1|")"
-  PS1="$(echo "$PS1save" | sed "s|\\\\\?\S\s*\$||")"
-else
-  PS1Ende=""
-  PS1="$PS1save"
-fi
+PS1="$PS1Start"
 
 if branch=$(git branch 2>/dev/null | grep '^\*' | sed "s|^\*\s*||")
 then
   PS1="$PS1 "
-  git status --porcelain | grep -q "^.\S" && wtClean=false || wtClean=true
-  git status --porcelain | grep -q "^\S" && idxClean=false || idxClean=true
+  status=$(git status --porcelain)
+  echo "$status" | grep -q "^.\S" && wtClean=false || wtClean=true
+  echo "$status" | grep -q "^\S" && idxClean=false || idxClean=true
   if $mitFarbe
   then
     if ! $wtClean
-- 
cgit v1.2.3-70-g09d2