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August 29, 2015 14:07
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Script to watch a file for modifications and revert it immediately
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| #!/bin/bash | |
| # | |
| # Usage: watch-and-revert.sh filename | |
| # | |
| BACKUP="$(dirname $1)/.backup-$(basename $1)" | |
| function cleanup { | |
| rm $BACKUP | |
| } | |
| trap cleanup EXIT | |
| cat $1 > $BACKUP | |
| while true; do | |
| inotifywait -qo /dev/null -e close_write $1 | |
| cat $BACKUP > $1 | |
| done |
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