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ruby--ruby/spec/default.mspec
nobu 9bf9d0ef42 default.mspec: limit cores
* spec/default.mspec (MSpecScript::JobServer#cores): limit max
  number of processors, not to acquire tokens more than necessary.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59103 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-06-16 23:59:33 +00:00

63 lines
1.7 KiB
Ruby

# -*- ruby -*-
require "./rbconfig" unless defined?(RbConfig)
load File.dirname(__FILE__) + '/rubyspec/default.mspec'
OBJDIR = File.expand_path("spec/rubyspec/optional/capi/ext")
class MSpecScript
builddir = Dir.pwd
srcdir = ENV['SRCDIR']
if !srcdir and File.exist?("#{builddir}/Makefile") then
File.open("#{builddir}/Makefile", "r:US-ASCII") {|f|
f.read[/^\s*srcdir\s*=\s*(.+)/i] and srcdir = $1
}
end
srcdir = File.expand_path(srcdir)
config = RbConfig::CONFIG
# The default implementation to run the specs.
set :target, File.join(builddir, "miniruby#{config['exeext']}")
set :prefix, File.expand_path('rubyspec', File.dirname(__FILE__))
set :flags, %W[
-I#{srcdir}/lib
#{srcdir}/tool/runruby.rb --archdir=#{Dir.pwd} --extout=#{config['EXTOUT']}
--
]
end
module MSpecScript::JobServer
def cores(max = 1)
if max > 1 and /(?:\A|\s)--jobserver-(?:auth|fds)=(\d+),(\d+)/ =~ ENV["MAKEFLAGS"]
cores = 1
begin
r = IO.for_fd($1.to_i(10), "rb", autoclose: false)
w = IO.for_fd($2.to_i(10), "wb", autoclose: false)
jobtokens = r.read_nonblock(max - 1)
cores = jobtokens.size
if cores > 0
cores += 1
jobserver = w
w = nil
at_exit {
jobserver.print(jobtokens)
jobserver.close
}
MSpecScript::JobServer.module_eval do
remove_method :cores
define_method(:cores) do
cores
end
end
return cores
end
rescue Errno::EBADF
ensure
r&.close
w&.close
end
end
super
end
end
class MSpecScript
prepend JobServer
end