diff options
| author | Xu Cheng | 2015-09-04 16:33:37 +0800 |
|---|---|---|
| committer | Xu Cheng | 2015-09-09 20:44:09 +0800 |
| commit | 63246fbc6c725d0bc78641a015538a6147ba4058 (patch) | |
| tree | 52d74014b54936aac3d9ad1d6ff63f15f937e286 /Library | |
| parent | 657f4ca2ce6230d2e770f501b496b1cbb2cede00 (diff) | |
| download | brew-63246fbc6c725d0bc78641a015538a6147ba4058.tar.bz2 | |
config: show all installed JDK
Closes Homebrew/homebrew#43730.
Signed-off-by: Xu Cheng <xucheng@me.com>
Diffstat (limited to 'Library')
| -rw-r--r-- | Library/Homebrew/cmd/config.rb | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Library/Homebrew/cmd/config.rb b/Library/Homebrew/cmd/config.rb index a24d9c1cb..9db2c43c6 100644 --- a/Library/Homebrew/cmd/config.rb +++ b/Library/Homebrew/cmd/config.rb @@ -1,5 +1,6 @@ require "hardware" require "software_spec" +require "rexml/document" module Homebrew def config @@ -118,14 +119,13 @@ module Homebrew end def describe_java - if which("java").nil? - "N/A" - elsif !quiet_system "/usr/libexec/java_home", "--failfast" - "N/A" - else - java = `java -version 2>&1`.lines.first.chomp - java =~ /java version "(.+?)"/ ? $1 : java + java_xml = Utils.popen_read("/usr/libexec/java_home", "--xml", "--failfast") + return "N/A" unless $?.success? + javas = [] + REXML::XPath.each(REXML::Document.new(java_xml), "//key[text()='JVMVersion']/following-sibling::string") do |item| + javas << item.text end + javas.uniq.join(", ") end def dump_verbose_config(f = $stdout) |