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* 6447Kartik Agaram2020-05-301-12/+22
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* 6162Kartik Agaram2020-03-231-2/+3
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* 6081 - ctags for .mu filesKartik Agaram2020-03-051-3/+3
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* 6080Kartik Agaram2020-03-051-1/+1
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* 6077Kartik Agaram2020-03-021-2/+2
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* 6068Kartik Agaram2020-02-281-1/+1
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* 6066 - Vim syntax highlighting for Mu filesKartik Agaram2020-02-281-1/+1
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* 6015Kartik Agaram2020-02-171-4/+4
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* 5937Kartik Agaram2020-01-271-1/+1
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* 5932Kartik Agaram2020-01-271-0/+70
; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
(function producer [
  ; produce numbers 1 to 5 on a channel
  (default-space:space-address <- new space:literal 30:literal)
  (chan:channel-address <- next-input)
  ; n = 0
  (n:integer <- copy 0:literal)
  { begin
    (done?:boolean <- less-than n:integer 5:literal)
    (break-unless done?:boolean)
    ; other threads might get between these prints
    ($print (("produce: " literal)))
    (print-integer nil:literal/terminal n:integer)
    ($print (("\n" literal)))
    ; 'box' n into a dynamically typed 'tagged value' because that's what
    ; channels take
    (n2:integer <- copy n:integer)
    (n3:tagged-value-address <- init-tagged-value integer:literal n2:integer)
    (chan:channel-address/deref <- write chan:channel-address n3:tagged-value-address/deref)
    (n:integer <- add n:integer 1:literal)
    (loop)
  }
])

(function consumer [
  ; consume and print integers from a channel
  (default-space:space-address <- new space:literal 30:literal)
  (chan:channel-address <- next-input)
  { begin
    ; read a tagged value from the channel
    (x:tagged-value chan:channel-address/deref <- read chan:channel-address)
    ; unbox the tagged value into an integer
    (n2:integer <- maybe-coerce x:tagged-value integer:literal)
    ; other threads might get between these prints
    ($print (("consume: " literal)))
    (print-integer nil:literal/terminal n2:integer)
    ($print (("\n" literal)))
    (loop)
  }
])

(function main [
  (default-space:space-address <- new space:literal 30:literal)
  (chan:channel-address <- init-channel 3:literal)
  ; create two background 'routines' that communicate by a channel
  (routine1:integer <- fork consumer:fn nil:literal/globals nil:literal/limit chan:channel-address)
  (routine2:integer <- fork producer:fn nil:literal/globals nil:literal/limit chan:channel-address)
  (sleep until-routine-done:literal routine1:integer)
  (sleep until-routine-done:literal routine2:integer)
])