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config: return early if java_home is missing

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Fixes mistydemeo/tigerbrew#365.
This commit is contained in:
Misty De Meo 2016-02-01 09:59:03 -08:00
parent 258a764f67
commit a662bd4470
1 changed files with 3 additions and 0 deletions
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3
Library/Homebrew/cmd/config.rb
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@ -148,6 +148,9 @@ module Homebrew
end end
def describe_java def describe_java
# java_home doesn't exist on all OS Xs; it might be missing on older versions.
return "N/A" unless File.executable? "/usr/libexec/java_home"
java_xml = Utils.popen_read("/usr/libexec/java_home", "--xml", "--failfast") java_xml = Utils.popen_read("/usr/libexec/java_home", "--xml", "--failfast")
return "N/A" unless $?.success? return "N/A" unless $?.success?
javas = [] javas = []