18 lines
231 B
Bash
18 lines
231 B
Bash
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#!/bin/sh
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if test "$#" -lt 1
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then
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echo "Usage: $0 file ..."
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exit 2
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fi
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for file in "$@"
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do
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# Do the sed magic: keep replacing 4 spaces at the begining of line
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sed -i -re '
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: loop
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s/^( *) /\1 /
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t loop
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' "$file"
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done
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