Few things are more frustrating than trying to delete a file only to discover your system says it's locked or in use when you know it shouldn't be. The annoying error messages come in several flavors.
Windows 7 is a popular desktop operating system to use, and it's preinstalled on many new computers. But, if you want to upgrade, you'll have to bite ...
Instructions for building under Windows This section gives detailed instructions for how to build GHC from source on your Windows machine. Similar instructions for installing and running GHC may be found in the user guide. Make sure you read the preceding section on platforms before reading section. You don't need Cygwin or MSYS to use GHC, but you do need one or the other to build GHC