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Fix Pathname.install for relative symlinks

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If you have a bunch of symlinks and they all point at one file and you use Pathname.install on them all the error checking would fail if the file was moved before the symlinks because the symlinks would then point at a non existent file.
This commit is contained in:
Max Howell 2010-02-18 17:15:38 +00:00
parent e0999078dc
commit 8cdb504b14
1 changed files with 6 additions and 1 deletions
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7
Library/Homebrew/extend/pathname.rb
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@ -29,7 +29,12 @@ class Pathname
if src.is_a? Array
src.collect {|src| install src }
else
raise "#{src} does not exist" unless File.exist? src
# if it's a symlink, don't resolve it to a file because if we are moving
# files one by one, it's likely we will break the symlink by moving what
# it points to before we move it
# and also broken symlinks are not the end of the world
raise "#{src} does not exist" unless File.symlink? src or File.exist? src
mkpath
if File.symlink? src
# we use the BSD mv command because FileUtils copies the target and