fixupPhase strips binaries, runs patchelf, etc. This is so that
those things still happen when somebody overrides installPhase.
svn path=/nixpkgs/trunk/; revision=7494
often the same flags need to be passed to both `make' and `make
install'. Added a variable buildFlags for flags that should only be
passed to `make'.
svn path=/nixpkgs/trunk/; revision=7491
* If the environment variable buildCommand is set, then eval that
instead of doing the build phases. This is used by the runCommand
function in all-packages.nix to allow one-lines like
foo = runCommand "foo" {} "mkdir $out; echo foo > $out/foo";
svn path=/nixpkgs/trunk/; revision=7298