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pty/shl.rb: update [ci skip]
* sample/pty/shl.rb: do not manage array length separately. [ruby-dev:49974] [Bug #13191] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57533 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -14,7 +14,6 @@ require 'pty'
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require 'io/console'
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$shells = []
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$n_shells = 0
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$r_pty = nil
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$w_pty = nil
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@ -64,17 +63,15 @@ while true
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STDOUT.flush
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case gets
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when /^c/i
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$shells[$n_shells] = PTY.spawn("/bin/csh")
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$r_pty,$w_pty = $shells[$n_shells]
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$n_shells += 1
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$shells << PTY.spawn("/bin/csh")
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$r_pty,$w_pty = $shells[-1]
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$reader.run
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if writer == 'Exit'
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$n_shells -= 1
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$shells[$n_shells] = nil
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$shells.pop
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end
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when /^p/i
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for i in 0..$n_shells
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unless $shells[i].nil?
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$shells.each_with_index do |s, i|
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if s
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print i,"\n"
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end
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end
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@ -87,6 +84,7 @@ while true
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$reader.run
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if writer == 'Exit' then
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$shells[n] = nil
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$shells.pop until $shells.empty? or $shells[-1]
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end
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end
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when /^q/i
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