diff --git a/test/dtrace/helper.rb b/test/dtrace/helper.rb index 7b382e86ca..2243d15c95 100644 --- a/test/dtrace/helper.rb +++ b/test/dtrace/helper.rb @@ -19,9 +19,7 @@ if RUBY_PLATFORM =~ /linux/ impl = :stap begin require 'etc' - login = Etc.getlogin - ok = Etc.getgrnam('stapusr').mem.include?(login) && - Etc.getgrnam('stapdev').mem.include?(login) + ok = (%w[stapusr stapdev].map {|g|Etc.getgrnam(g).gid} & Process.groups).size == 2 rescue LoadError, ArgumentError end unless ok end