Linux - Verificar se o arquivo existe e é diferente de zero.

Code:

if [ ! -s $FILE ];

then

     echo "Error $FILE does not exists!"

else

     echo "$FILE found!"

fi

 

OR

Code:

#!/usr/bin/expect -f

 

set filename "/tmp/file"

set file_status [file exists $filename]

if { $file_status > 0 } {

     set retcode [file size $filename]

     puts "$filename exists and is $retcode bytes."

} else {

     puts "$filename not found!"

}