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#--
# Author:: Lamont Granquist <lamont@getchef.io>
# Copyright:: Copyright (c) 2010 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
class Chef
module Mixin
module Which
def which(cmd, opts = {})
extra_path =
if opts[:extra_path].nil?
[ '/bin', '/usr/bin', '/sbin', '/usr/sbin' ]
else
[ opts[:extra_path] ].flatten
end
paths = ENV['PATH'].split(File::PATH_SEPARATOR) + extra_path
paths.each do |path|
filename = File.join(path, cmd)
return filename if File.executable?(Chef.path_to(filename))
end
false
end
end
end
end
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