Monitor the specified folder file content if there is a change, if there are changes to perform a command

CodePudding user response:

 FILE_THIS="/var/TMP/this. TXT" 
FILE_LAST="/var/TMP/last. TXT" 
FOLDER="/var/TMP/aaa/" 

While:; Do 
If [-e "$FILE_THIS"]; Then 
"$FILE_THIS" mv "$FILE_LAST 
"Ls "$FOLDER" & gt; "$FILE_THIS 
""$FILE_THIS" diff "$FILE_LAST 
"If [$?==0]; Then 
Echo the Not changed 
The else 
Echo Changed 
Fi 
The else 
Ls "$FOLDER" & gt; "$FILE_THIS 
"Fi 
# can be changed by adjusting the time to sleep monitoring frequency 
Sleep 5 
The done 

CodePudding user response:

. You can learn more about the file monitor
Way