<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="ismaelvc@toybox ~/D/julia (master)&gt; julia
               _
   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type &quot;help()&quot; to list help topics
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.3.0-prerelease+1817 (2014-03-03 02:50 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit f189271* (0 days old master)
|__/                   |  i686-pc-linux-gnu

julia&gt; ;ls
Welcome to fish, the friendly interactive shell
Type help for instructions on how to use fish
ismaelvc@toybox ~/D/julia (master)&gt; echo $status
0"><pre class="notranslate"><code class="notranslate">ismaelvc@toybox ~/D/julia (master)&gt; julia
               _
   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type "help()" to list help topics
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.3.0-prerelease+1817 (2014-03-03 02:50 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit f189271* (0 days old master)
|__/                   |  i686-pc-linux-gnu

julia&gt; ;ls
Welcome to fish, the friendly interactive shell
Type help for instructions on how to use fish
ismaelvc@toybox ~/D/julia (master)&gt; echo $status
0
</code></pre></div>
<p dir="auto">With fish as my default shell, I get the below error. Presumably that is because in Fish, (x) is like $x in bash and not a grouping operator.</p>
<p dir="auto">julia&gt; ;ls<br>
fish: Illegal command name '(ls)'<br>
Standard input: (ls) &amp;&amp; true<br>
^<br>
ERROR: failed process: Process(<code class="notranslate">/usr/local/bin/fish -i -c '(ls) &amp;&amp; true'</code>, ProcessExited(127)) [127]<br>
in pipeline_error at process.jl:476<br>
in run at process.jl:453<br>
in repl_cmd at client.jl:62</p>