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Versions: 6
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Contents
module Veewee
module Provider
module Core
module Helper
class ShellResult
attr_accessor :stdout
attr_accessor :stderr
attr_accessor :status
def initialize(stdout,stderr,status)
@stdout=stdout
@stderr=stderr
@status=status
end
end
module Shell
# http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/185404
# This should work on windows too now
# This will result in a ShellResult structure with stdout, stderr and status
def shell_exec(command,options = {:mute => true,:status => 0,:stderr => "&1"})
defaults={:mute => true, :status => 0}
options=defaults.merge(options)
result=ShellResult.new("","",-1)
ui.info "Executing #{command}" unless options[:mute]
env.logger.debug "Command: \"#{command}\""
env.logger.debug "Output:"
env.logger.debug "-------"
escaped_command=command
stderr_redirect = options[:stderr]? options[:stderr] : "&1"
IO.popen("#{escaped_command}"+ " 2>#{stderr_redirect}") { |p|
p.each_line{ |l|
result.stdout+=l
ui.info(l,{:new_line => false}) unless options[:mute]
env.logger.debug(l.chomp)
}
result.status=Process.waitpid2(p.pid)[1].exitstatus
if result.status.to_i!=options[:status]
ui.error "Error: We executed a shell command and the exit status was not #{options[:status]}"
ui.error "- Command :#{command}."
ui.error "- Exitcode :#{result.status}."
ui.error "- Output :\n#{result.stdout}"
raise Veewee::Error,"Wrong exit code for command #{command}"
end
}
return result
end
end #Module
end #Module
end #Module
end #Module
end #Module
Version data entries
6 entries across 6 versions & 2 rubygems