if ( -x '/path/to/file' ) {
    # file is executable, run it
    system('/path/to/file');
} else {
    # whatever
    system('/run/something/else');
}
[download]

PerlMonks lovingly hand-crafted by Tim Vroom.
PerlMonks went on a couple dates, and then decided to shack up with The Perl Foundation.
Speedy Servers and Bandwidth Generously Provided by pair Networks
Built with the Perl programming language.