inotifywait:tldr:925b0
The inotifywait command is used to monitor file system events on a Linux system. It listens for changes or modifications in files or directories and can trigger a specified action when an event occurs.
In the given command inotifywait --event ${modify} ${filename}, the --event flag is used to specify the type of event to monitor. In this case, ${modify} is a placeholder that represents the specific event type to monitor. The event type modify indicates a modification of the file or directory.
The ${filename} is also a placeholder that represents the name of the file or directory that will be monitored for events.
Overall, the command inotifywait --event ${modify} ${filename} sets up the inotifywait tool to monitor a specific file or directory for modifications. It will trigger an action whenever the specified file or directory is modified.