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Improve Ractor-compliance #9

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14 changes: 12 additions & 2 deletions lib/tmpdir.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -18,9 +18,18 @@ class Dir
##
# Returns the operating system's temporary file path.

def self.get_systmpdir
if defined?(Ractor) && (Ractor.current != Ractor.main)
defined?(Etc.systmpdir) ? Etc.systmpdir : '/tmp'
else
@@systmpdir
end
end
private_class_method :get_systmpdir

def self.tmpdir
tmp = nil
['TMPDIR', 'TMP', 'TEMP', ['system temporary path', @@systmpdir], ['/tmp']*2, ['.']*2].each do |name, dir = ENV[name]|
['TMPDIR', 'TMP', 'TEMP', ['system temporary path', get_systmpdir], ['/tmp']*2, ['.']*2].each do |name, dir = ENV[name]|
next if !dir
dir = File.expand_path(dir)
stat = File.stat(dir) rescue next
Expand Down Expand Up @@ -117,13 +126,14 @@ def tmpdir

UNUSABLE_CHARS = "^,-.0-9A-Z_a-z~"

class << (RANDOM = Random.new)
class << (RANDOM = Object.new)
MAX = 36**6 # < 0x100000000
def next
rand(MAX).to_s(36)
end
end
private_constant :RANDOM
Ractor.make_shareable(RANDOM) if defined?(Ractor)

def create(basename, tmpdir=nil, max_try: nil, **opts)
origdir = tmpdir
Expand Down