Created
May 10, 2011 21:21
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make nice progress bar for batch script
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| #!/bin/bash | |
| echo 50 | |
| for i in `seq 1 10`; do echo '1'; sleep 1; done |
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| #!/bin/bash | |
| pipename=`uuidgen` | |
| mkfifo "$pipename" | |
| trap "rm -f -- '$pipename'" EXIT | |
| ./cmd.sh > "$pipename" & | |
| num=$(head -n 1 "$pipename") | |
| cat "$pipename" | pv -s $num -p -l -e -t -b > /dev/null |
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