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python3: don't symlink easy_install3 if it exists

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python3 installs would fail while linking
prefix/share/python3/easy_install to easy_install3 if the target already
existed, which caused any python3 installation after the initial to
fail. Skip linking if the symlink already exists.
This commit is contained in:
Misty De Meo 2012-01-13 23:23:44 -06:00
parent 53d9adebd7
commit d71ce05fc2
1 changed files with 3 additions and 1 deletions
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4
Formula/python3.rb
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@ -102,7 +102,9 @@ class Python3 < Formula
system "#{bin}/python3.2", "setup.py", "install"
# Symlink to easy_install3 to match python3 command.
ln_s "#{scripts_folder}/easy_install", "#{scripts_folder}/easy_install3"
if !(scripts_folder+'easy_install3').exist?
ln_s "#{scripts_folder}/easy_install", "#{scripts_folder}/easy_install3"
end
end
end