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RHL Git Branch in Bash PS1 variable

c_cyan=`tput setaf 6`
c_red=`tput setaf 1`
c_green=`tput setaf 2`
c_sgr0=`tput sgr0`
 
# Get the branch you're on
parse_git_branch ()
{
  if git rev-parse --git-dir >/dev/null 2>&1
  then
          gitver=$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')
  else
          return 0
  fi
  echo -e $gitver
}

# Set the color of the branch for dirty and clean
branch_color ()
{
        if git rev-parse --git-dir >/dev/null 2>&1
        then
                color=""
                if git diff --quiet 2>/dev/null >&2 
                then
                        color="${c_green}"
                else
                        color=${c_red}
                fi
        else
                return 0
        fi
        echo -ne $color
}

# Set variable
PS1='[\[$(branch_color)\]$(parse_git_branch)\[${c_sgr0}\]] \u \[${c_red}\]\W\[${c_sgr0}\]: '
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2019-08-24T00:18:48
True
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False
Jan 08, 2013 at 03:26 PM
/api/public/snipt/52974/
rhl-git-branch-in-bash-ps1-variable
<table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><a href="#L-1"> 1</a> <a href="#L-2"> 2</a> <a href="#L-3"> 3</a> <a href="#L-4"> 4</a> <a href="#L-5"> 5</a> <a href="#L-6"> 6</a> <a href="#L-7"> 7</a> <a href="#L-8"> 8</a> <a href="#L-9"> 9</a> <a href="#L-10">10</a> <a href="#L-11">11</a> <a href="#L-12">12</a> <a href="#L-13">13</a> <a href="#L-14">14</a> <a href="#L-15">15</a> <a href="#L-16">16</a> <a href="#L-17">17</a> <a href="#L-18">18</a> <a href="#L-19">19</a> <a href="#L-20">20</a> <a href="#L-21">21</a> <a href="#L-22">22</a> <a href="#L-23">23</a> <a href="#L-24">24</a> <a href="#L-25">25</a> <a href="#L-26">26</a> <a href="#L-27">27</a> <a href="#L-28">28</a> <a href="#L-29">29</a> <a href="#L-30">30</a> <a href="#L-31">31</a> <a href="#L-32">32</a> <a href="#L-33">33</a> <a href="#L-34">34</a> <a href="#L-35">35</a> <a href="#L-36">36</a> <a href="#L-37">37</a></pre></div></td><td class="code"><div class="highlight"><pre><span></span><span id="L-1"><a name="L-1"></a>c_cyan=`tput setaf 6` </span><span id="L-2"><a name="L-2"></a>c_red=`tput setaf 1` </span><span id="L-3"><a name="L-3"></a>c_green=`tput setaf 2` </span><span id="L-4"><a name="L-4"></a>c_sgr0=`tput sgr0` </span><span id="L-5"><a name="L-5"></a> </span><span id="L-6"><a name="L-6"></a># Get the branch you&#39;re on </span><span id="L-7"><a name="L-7"></a>parse_git_branch () </span><span id="L-8"><a name="L-8"></a>{ </span><span id="L-9"><a name="L-9"></a> if git rev-parse --git-dir &gt;/dev/null 2&gt;&amp;1 </span><span id="L-10"><a name="L-10"></a> then </span><span id="L-11"><a name="L-11"></a> gitver=$(git branch 2&gt;/dev/null| sed -n &#39;/^\*/s/^\* //p&#39;) </span><span id="L-12"><a name="L-12"></a> else </span><span id="L-13"><a name="L-13"></a> return 0 </span><span id="L-14"><a name="L-14"></a> fi </span><span id="L-15"><a name="L-15"></a> echo -e $gitver </span><span id="L-16"><a name="L-16"></a>} </span><span id="L-17"><a name="L-17"></a> </span><span id="L-18"><a name="L-18"></a># Set the color of the branch for dirty and clean </span><span id="L-19"><a name="L-19"></a>branch_color () </span><span id="L-20"><a name="L-20"></a>{ </span><span id="L-21"><a name="L-21"></a> if git rev-parse --git-dir &gt;/dev/null 2&gt;&amp;1 </span><span id="L-22"><a name="L-22"></a> then </span><span id="L-23"><a name="L-23"></a> color=&quot;&quot; </span><span id="L-24"><a name="L-24"></a> if git diff --quiet 2&gt;/dev/null &gt;&amp;2 </span><span id="L-25"><a name="L-25"></a> then </span><span id="L-26"><a name="L-26"></a> color=&quot;${c_green}&quot; </span><span id="L-27"><a name="L-27"></a> else </span><span id="L-28"><a name="L-28"></a> color=${c_red} </span><span id="L-29"><a name="L-29"></a> fi </span><span id="L-30"><a name="L-30"></a> else </span><span id="L-31"><a name="L-31"></a> return 0 </span><span id="L-32"><a name="L-32"></a> fi </span><span id="L-33"><a name="L-33"></a> echo -ne $color </span><span id="L-34"><a name="L-34"></a>} </span><span id="L-35"><a name="L-35"></a> </span><span id="L-36"><a name="L-36"></a># Set variable </span><span id="L-37"><a name="L-37"></a>PS1=&#39;[\[$(branch_color)\]$(parse_git_branch)\[${c_sgr0}\]] \u \[${c_red}\]\W\[${c_sgr0}\]: &#39; </span></pre></div> </td></tr></table>
bash, branch, git, linux, redhat, unix