[Haskell-cafe] Switching GHC Version
nonowarn at gmail.com
Tue Feb 7 01:24:22 CET 2012
Thanks for suggestions. Having /usr/bin scripts seems to work for me, Although virthualenv looks promising for package dependency management. But when run virthualenv with --ghc=tarball, it creates copy of GHC suite inside a project whose size is about 700MB.
On 2012/02/07, at 8:41, Brandon Allbery <allbery.b at gmail.com> wrote:
> On Mon, Feb 6, 2012 at 18:27, HASHIMOTO, Yusaku <nonowarn at gmail.com> wrote:
> Hi, I wrote a simple shell function for switching GHC version on the
> system. It works only under Mac OSX, and only switch GHCs installed
> via .pkg installers. It's useful to experiment newer features without
> worrying breaking environment.
> FWIW I'd consider two alternatives:
> (1) forgo links entirely and use something like http://modules.sourceforge.net/ to manage $PATH;
> (2) instead of using the bundled create-links, have the /usr/bin scripts check a per-user symlink and fall back to a system one; running the select script as root sets the system symlink, running as user sets the per-user symlink.
> brandon s allbery allbery.b at gmail.com
> wandering unix systems administrator (available) (412) 475-9364 vm/sms
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