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Piping continuous output

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Aug 20th, 2019
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  1. # forever.sh
  2. while :
  3. do
  4.     echo ":-("
  5.     sleep 1
  6. done
  7. # (eof)
  8.  
  9. ./forever | sed 's/-/---/'                      # Works fine            :---( :---( :---(
  10. ./forever | -e sed 's/-/---/' -e 's/(/)/'       # Works fine            :---) :---) :---)
  11. ./forever | sed 's/-/---/' | sed 's/(/)/'       # No stdout
  12. cat smileys.txt | sed 's/-/---/' | sed 's/(/)/' # Works fine            :---) :---) :---)
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