Yes, not only can you run Linux from a CD --
http://systemnotesorg.blogspot.com/2007/04/how-to-get-started-with-linux.html, but you can also install it in Windows, and run it as a Windows
program. You get a standard linux bash shell, and even X, with a little
What Is Cygwin? (from http://cygwin.com)
- Cygwin is a Linux-like environment for Windows. It consists of two
parts: A DLL (cygwin1.dll) which acts as a Linux API emulation layer
providing substantial Linux API functionality.
- A collection of tools which provide Linux look and feel.
x86 32 bit and 64 bit versions of Windows, with the exception of Windows CE.Note that the official support for Windows 95, Windows 98, and Windows Me will be discontinued with the next major version (1.7.0) of Cygwin.
What Isn't Cygwin?
- Cygwin is not a way to run native linux apps on Windows. You have to
rebuild your application from source if you want it to run on Windows.
- Cygwin is not a way to magically make native Windows apps aware of
UNIX (r) functionality, like signals, ptys, etc. Again, you need to
build your apps from source if you want to take advantage of Cygwin
How to Install Cygwin
1) Download the installer
2) Run the installer
3) Select some mirrors near you
4) Select applications to install, or just leave the default
6) Run cygwin (double-click on the icon)
Support for Cygwin
RedHat -- for Cygwin licensing or commercial support http://www.redhat.com/software/cygwin/
Cygwin FAQ -- http://cygwin.com/faq/
Cygwin Users Guide -- http://sources.redhat.com/cygwin/cygwin-ug-net/