// Retrieve the interpreter from a #! script.

var sInterpreter;
if(typeof sInterpreter==="undefined")
{
    sInterpreter="";
    var sLine=Binary.getString(0);
    // Make the expression a little easier to deal with by translating
    // something like "/usr/bin/env perl" to just "/usr/bin/perl".
    sLine=sLine.replace(/\/env\s+/,"/");
    var aMatch=sLine.match(/#!.*\/(.+?)(?:\.exe)?\s/);
    if(aMatch)
    {
        sInterpreter=aMatch[1];
    }
}

// Check for a particular interpreter.
function isInterpreter(sString)
{
    if(sInterpreter==sString)
    {
        // Found it, so blank it out to stop "script.2" picking it up again.
        sInterpreter="";
        return 1;
    }
    return 0;
}