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Date: Sat, 14 Jul 2012 05:50:54 +0400
From: Andrey Repin <anrdaemon AT freemail DOT ru>
Reply-To: Andrey Repin <cygwin AT cygwin DOT com>
Message-ID: <1715516860.20120714055054@mtu-net.ru>
To: Paul Keir <paul AT codeplay DOT com>, cygwin AT cygwin DOT com
Subject: Re: test -f //dot
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Greetings, Paul Keir!

> While running configure on llvm I get a hang on:

> ...
> checking for Graphviz... echo Graphviz
> checking for dot...

> The configure script has a line starting:
> if { test -f "$as_dir/$ac_word$ac_exec_ext" && ...

> The problem occurs when $as_dir is /

> test -f //dot

Use empty base prefix to specify filesystem root.

> ...also hangs (at least 15 mins.). I tested it on Linux and another 
> cygwin machine, and test returns promptly there.

> (I *had* introduced / to the PATH by adding cygwin's install dir to my 
> Windows PATH; to ease access to cygwin.bat.)

This sounds like a bad idea.


--
WBR,
Andrey Repin (anrdaemon AT freemail DOT ru) 14.07.2012, <05:49>

Sorry for my terrible english...


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