regex.pl

use strict;

my $filename   = $ARGV[0];
my $line = $ARGV[1];

open my $fh, '<', $filename or die "Can't open file $!";
my $file_content = do { local $/; <$fh> };

my $regex = qr/$line.*?(?=AUTO_INCREMENT=([0-9]+))/sp;

if ( $file_content =~ /$regex/ ) {
  print $1;
}

print 0;