brew/Library/Homebrew/requirements/java_requirement.rb
Xu Cheng d7a479f551 JavaRequirement: check satisfaction directly
It made less sense to call a method `java_version` when it returns
boolean value.

Closes Homebrew/homebrew#45501.

Signed-off-by: Xu Cheng <xucheng@me.com>
2015-10-31 20:22:17 +08:00

44 lines
1.1 KiB
Ruby

require "language/java"
class JavaRequirement < Requirement
fatal true
cask "java"
download "http://www.oracle.com/technetwork/java/javase/downloads/index.html"
satisfy :build_env => false do
args = %w[--failfast]
args << "--version" << "#{@version}" if @version
@java_home = Utils.popen_read("/usr/libexec/java_home", *args).chomp
$?.success?
end
env do
java_home = Pathname.new(@java_home)
ENV["JAVA_HOME"] = java_home
ENV.prepend_path "PATH", java_home/"bin"
if (java_home/"include").exist? # Oracle JVM
ENV.append_to_cflags "-I#{java_home}/include"
ENV.append_to_cflags "-I#{java_home}/include/darwin"
else # Apple JVM
ENV.append_to_cflags "-I/System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/"
end
end
def initialize(tags)
@version = tags.shift if /(\d\.)+\d/ === tags.first
super
end
def message
version_string = " #{@version}" if @version
s = "Java#{version_string} is required to install this formula."
s += super
s
end
def inspect
"#<#{self.class.name}: #{name.inspect} #{tags.inspect} version=#{@version.inspect}>"
end
end