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From:   Florian Fainelli <florian@openwrt.org>
Organization: OpenWrt
To:     "Kevin D. Kissell" <kevink@paralogos.com>
Subject: Re: CygWin Cross-tool Package?
Date:   Mon, 3 Jan 2011 18:26:05 +0100
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On Monday 03 January 2011 16:38:20 Kevin D. Kissell wrote:
> On 1/2/2011 12:23 PM, Florian Fainelli wrote:
> > Hello Kevin,
> > 
> > On Sunday 02 January 2011 21:06:22 Kevin D. Kissell wrote:
> >> ...By any chance, could one of
> >> you point me to a functional, pre-built package I could install under
> >> Cygwin to do kernel builds?
> > 
> > Providing that you install of the required dependencies (subversion,
> > flex, bison ...), OpenWrt can build a Linux kernel and root filesystem
> > under Cygwin.
> > 
> > Hope that helps.
> 
> Sigh.  It looked promising, but...
> 
> $ make menuconfig
> Checking 'working-make'... ok.
> Checking 'case-sensitive-fs'... failed.
> Checking 'getopt'... ok.
> Checking 'fileutils'... ok.
> Checking 'working-gcc'... ok.
> Checking 'working-g++'... ok.
> Checking 'ncurses'... failed.
> Checking 'zlib'... ok.
> Checking 'gawk'... ok.
> Checking 'flex'... ok.
> Checking 'unzip'... ok.
> Checking 'bzip2'... ok.
> Checking 'patch'... ok.
> Checking 'perl'... ok.
> Checking 'python'... ok.
> Checking 'wget'... ok.
> Checking 'gnutar'... ok.
> Checking 'svn'... ok.
> Checking 'gnu-find'... ok.
> Checking 'getopt-extended'... ok.
> Checking 'non-root'... ok.
> 
> Build dependency: OpenWrt can only be built on a case-sensitive filesystem
> ...
> 
> It will probably be easier for me to get some random cheap PC running
> Ubuntu than to get a non-case-sensitive filesystem working on an
> existing XP platform.

And that can be achieved simply by using a case sensitive mount:
http://www.mail-archive.com/cygwin@cygwin.com/msg81382.html

> 
> Any recommendations on cross tool packages for X86/X86-64 Ubuntu
> installations?  Or would splicing the linux-mips.org kernel tree under
> the OpenWrt structure - but under Linux this time - still be the
> shortest path?

OpenWrt or some other project like buildroot would work fine building a 
toolchain and kernel for that specific target.
--
Florian