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* lib/tmpdir.rb (Dir::tmpdir): test the current directory suitable for

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temporary directory.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34988 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2012-03-12 11:19:42 +00:00
parent 5e3009aa45
commit b681457f01
2 changed files with 12 additions and 4 deletions
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11
lib/tmpdir.rb
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@ -18,18 +18,21 @@ class Dir
# Returns the operating system's temporary file path.
def Dir::tmpdir
tmp = '.'
if $SAFE > 0
tmp = @@systmpdir
else
for dir in [ENV['TMPDIR'], ENV['TMP'], ENV['TEMP'], @@systmpdir, '/tmp']
if dir and stat = File.stat(dir) and stat.directory? and stat.writable? and
tmp = nil
for dir in [ENV['TMPDIR'], ENV['TMP'], ENV['TEMP'], @@systmpdir, '/tmp', '.']
next if !dir
dir = File.expand_path(dir)
if stat = File.stat(dir) and stat.directory? and stat.writable? and
(!stat.world_writable? or stat.sticky?)
tmp = dir
break
end rescue nil
end
File.expand_path(tmp)
raise ArgumentError, "could not find a temporary directory" if !tmp
tmp
end
end