From dc2f28e93667933a41debf7ff629c2bb1591ecce Mon Sep 17 00:00:00 2001
From: Alex Light <scialexlight@gmail.com>
Date: Thu, 26 Jan 2012 17:26:43 -0500
Subject: [PATCH 1/4] updated git.zsh so that the git status indicator will
 work even with older versions of git

---
 lib/git.zsh | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/lib/git.zsh b/lib/git.zsh
index defa062c6..03f337941 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -6,6 +6,39 @@ function git_prompt_info() {
 
 # Checks if working tree is dirty
 parse_git_dirty() {
+#do stuff here
+    ver=$(git --version | cut -d " " -f 3)
+    if $(is_legacy_git); then
+        echo $(parse_legacy_git_dirty)
+    else
+        echo $(parse_recent_git_dirty)
+    fi
+}
+
+# echos the string 'true' if this git is old enough not to have --ignore-submodules
+# echos false otherwise 
+is_legacy_git() {
+    checkit() {
+        if [ $1 -gt 1 -o $2 -gt 7 -o $3 -ge 2 ]; then
+            echo false
+        else
+            echo true 
+        fi
+    }
+    echo $(checkit $(git --version | cut -d " " -f 3 | tr '.' ' '))
+}
+
+# Checks if working tree is dirty when --ignore-submodules is not present
+parse_legacy_git_dirty() {
+  if [[ -n $(git status --porcelain 2> /dev/null) ]]; then
+    echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
+  else
+    echo "$ZSH_THEME_GIT_PROMPT_CLEAN"
+  fi
+}
+
+# Checks if working tree is dirty when git is recent
+parse_recent_git_dirty() {
   if [[ -n $(git status -s --ignore-submodules=dirty 2> /dev/null) ]]; then
     echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
   else
@@ -13,6 +46,8 @@ parse_git_dirty() {
   fi
 }
 
+
+
 # Checks if there are commits ahead from remote
 function git_prompt_ahead() {
   if $(echo "$(git log origin/$(current_branch)..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then

From 468c5a20e39994a911914274368dd2bc8d3b5c6f Mon Sep 17 00:00:00 2001
From: Alex Light <scialexlight@gmail.com>
Date: Thu, 26 Jan 2012 17:57:43 -0500
Subject: [PATCH 2/4] updated git.zsh so that the git status indicator will
 work even with older versions of git. Also cleaned up some crap

---
 lib/git.zsh | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/lib/git.zsh b/lib/git.zsh
index 03f337941..7b4bc1224 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -6,8 +6,6 @@ function git_prompt_info() {
 
 # Checks if working tree is dirty
 parse_git_dirty() {
-#do stuff here
-    ver=$(git --version | cut -d " " -f 3)
     if $(is_legacy_git); then
         echo $(parse_legacy_git_dirty)
     else
@@ -46,8 +44,6 @@ parse_recent_git_dirty() {
   fi
 }
 
-
-
 # Checks if there are commits ahead from remote
 function git_prompt_ahead() {
   if $(echo "$(git log origin/$(current_branch)..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then

From ef625adb0733d88fc406eeb60b45389754a0c3cf Mon Sep 17 00:00:00 2001
From: Alex Light <scialexlight@gmail.com>
Date: Thu, 26 Jan 2012 18:15:51 -0500
Subject: [PATCH 3/4] made the lib/git.zsh file check the version of git that
 is being used and ajust the arguments for the git status call accordingly

---
 lib/git.zsh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/git.zsh b/lib/git.zsh
index 7b4bc1224..a68a6e4d6 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -17,7 +17,11 @@ parse_git_dirty() {
 # echos false otherwise 
 is_legacy_git() {
     checkit() {
-        if [ $1 -gt 1 -o $2 -gt 7 -o $3 -ge 2 ]; then
+        if [ $1 -gt 1 ]; then
+            echo false
+        elif [ $1 -eq 1 -a $2 -gt 7 ]; then
+            echo false
+        elif [ $1 -eq 1 -a $2 -eq 7 -a $3 -ge 2 ]; then
             echo false
         else
             echo true 

From 6bd2afe1b81cb838659a21961258016bfd7ea711 Mon Sep 17 00:00:00 2001
From: Alex Light <scialexlight@gmail.com>
Date: Fri, 27 Jan 2012 11:34:08 -0500
Subject: [PATCH 4/4] made the check for git version happen only once to save
 on time

---
 lib/git.zsh | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/lib/git.zsh b/lib/git.zsh
index b6546d8e4..c1ecb2b77 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -6,7 +6,7 @@ function git_prompt_info() {
 
 # Checks if working tree is dirty
 parse_git_dirty() {
-    if $(is_legacy_git); then
+    if [ "true" = "$IS_LEGACY_GIT" ]; then
         echo $(parse_legacy_git_dirty)
     else
         echo $(parse_recent_git_dirty)
@@ -15,21 +15,27 @@ parse_git_dirty() {
 
 # echos the string 'true' if this git is old enough not to have --ignore-submodules
 # echos false otherwise 
-is_legacy_git() {
+get_is_legacy_git() {
     checkit() {
         if [ $1 -gt 1 ]; then
-            echo false
+            echo "false"
         elif [ $1 -eq 1 -a $2 -gt 7 ]; then
-            echo false
+            echo "false"
         elif [ $1 -eq 1 -a $2 -eq 7 -a $3 -ge 2 ]; then
-            echo false
+            echo "false"
         else
-            echo true 
+            echo "true" 
         fi
     }
     echo $(checkit $(git --version | cut -d " " -f 3 | tr '.' ' '))
 }
 
+#this is unlikely to change so make it all statically assigned
+IS_LEGACY_GIT=$(get_is_legacy_git)
+
+#clean up the namespace slightly by removing the checker function
+unset -f get_is_legacy_git
+
 # Checks if working tree is dirty when --ignore-submodules is not present
 parse_legacy_git_dirty() {
   if [[ -n $(git status --porcelain 2> /dev/null) ]]; then
@@ -96,4 +102,4 @@ git_prompt_status() {
     STATUS="$ZSH_THEME_GIT_PROMPT_UNMERGED$STATUS"
   fi
   echo $STATUS
-}
\ No newline at end of file
+}