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Peter Simons 01d9831f4b pkgs/misc/misc.nix: removed the warning I added earlier
What I did was to add two versions of the same package into the same
collection, i.e. ghc-7.0.4 and ghc-7.2.1. I was surprised to see the
build succeed, because there are file collisions between these two. So I
(wrongly) assumed that the collection function was to blame, but in fact
this is a "feature" of nix-env. Apparently, file collision detection
doesn't take place when the user installs two versions of the same
package simultaneously. File collisions are detected only between
different packages!

For example, the command

  nix-env -i ghc-7.0.4 ghc-7.2.1-wrapper

is going to fail, but

  nix-env -i ghc-7.0.4-wrapper ghc-7.2.1-wrapper

is going to succeed. Maybe I just didn't read the documentation
thoroughly enough, but this behavior sure is unexpected to me.

svn path=/nixpkgs/trunk/; revision=28638
2011-08-16 23:42:29 +00:00
doc * Typo (reported by Federico D. Sacerdoti). 2011-05-03 08:51:02 +00:00
maintainers GNU GRUB 1.99. 2011-06-13 20:52:32 +00:00
pkgs pkgs/misc/misc.nix: removed the warning I added earlier 2011-08-16 23:42:29 +00:00
COPYING * Applying an MIT-style license to Nixpkgs. 2006-04-25 16:50:34 +00:00
default.nix * For convenience, provide a top-level Nix expression that simply 2007-04-26 14:32:57 +00:00
STABLE * Move stuff. 2005-02-21 16:05:33 +00:00
VERSION * Bump the version. 2010-02-08 09:23:03 +00:00