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require 'formula'
class Pig < Formula
homepage 'http://pig.apache.org/'
url 'http://www.apache.org/dyn/closer.cgi?path=pig/pig-0.10.0/pig-0.10.0.tar.gz'
md5 'b9a723f91cec9934317e50223de7e87a'
def patches
DATA
end
def install
bin.install 'bin/pig'
prefix.install ["pig-#{version}.jar", "pig-#{version}-withouthadoop.jar"]
end
def caveats; <<-EOS.undent
You may need to set JAVA_HOME:
export JAVA_HOME="$(/usr/libexec/java_home)"
EOS
end
end
# There's something weird with Pig's launch script, it doesn't find the correct
# path. This patch finds PIG_HOME from the pig binary path's symlink.
__END__
diff -u a/bin/pig b/bin/pig
--- a/bin/pig 2011-09-30 08:55:58.000000000 +1000
+++ b/bin/pig 2011-11-28 11:18:36.000000000 +1100
@@ -55,11 +55,8 @@
# resolve links - $0 may be a softlink
this="${BASH_SOURCE-$0}"
-
-# convert relative path to absolute path
-bin=$(cd -P -- "$(dirname -- "$this")">/dev/null && pwd -P)
-script="$(basename -- "$this")"
-this="$bin/$script"
+here=$(dirname $this)
+this="$here"/$(readlink $this)
# the root of the Pig installation
export PIG_HOME=`dirname "$this"`/..
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