2006-09-08 Thomas Fitzsimmons <fitzsim@redhat.com>

       * tools/gnu/classpath/tools/appletviewer/Main.java: Warn about
       missing security manager when run in standalone mode.



git-svn-id: https://gcc.gnu.org/svn/gcc/branches/redhat/gcc-4_1-branch@116787 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 35 insertions, 0 deletions

diff --git a/libjava/classpath/ChangeLog b/libjava/classpath/ChangeLog
index 8aca3f97844..3ed9ec24a9b 100644
--- a/libjava/classpath/ChangeLog
+++ b/libjava/classpath/ChangeLog
@@ -1,3 +1,8 @@
+2006-09-08  Thomas Fitzsimmons  <fitzsim@redhat.com>
+
+	* tools/gnu/classpath/tools/appletviewer/Main.java: Warn about
+	missing security manager when run in standalone mode.
+
 2006-07-06  Paul Eggert  <eggert@cs.ucla.edu>
 
 	Port to hosts whose 'sort' and 'tail' implementations
diff --git a/libjava/classpath/tools/gnu/classpath/tools/appletviewer/Main.java b/libjava/classpath/tools/gnu/classpath/tools/appletviewer/Main.java
index 1d9fed2b04d..98b8407cced 100644
--- a/libjava/classpath/tools/gnu/classpath/tools/appletviewer/Main.java
+++ b/libjava/classpath/tools/gnu/classpath/tools/appletviewer/Main.java
@@ -44,10 +44,12 @@ import gnu.classpath.tools.getopt.OptionGroup;
 import gnu.classpath.tools.getopt.Parser;
 import java.applet.Applet;
 import java.awt.Dimension;
+import java.io.BufferedReader;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.InputStreamReader;
 import java.io.OutputStream;
 import java.net.URL;
 import java.util.ArrayList;
@@ -249,6 +251,7 @@ class Main
 
     if (pluginMode)
       {
+        // Plugin will warn user about missing security manager.
 	InputStream in;
 	OutputStream out;
 
@@ -259,6 +262,33 @@ class Main
       }
     else
       {
+        // Warn user about missing security manager.
+        System.err.println("WARNING: CURRENTLY GAPPLETVIEWER RUNS WITH NO SECURITY MANAGER.\n\n"
+                           + "THIS MEANS THAT APPLETS YOU LOAD CAN DO ANYTHING A JAVA APPLICATION\n"
+                           + "THAT YOU DOWNLOAD AND RUN CAN DO.  BE *VERY* CAREFUL WHICH APPLETS YOU RUN.\n"
+                           + "DO NOT USE GAPPLETVIEWER ON YOUR SYSTEM IF YOUR SYSTEM STORES IMPORTANT DATA.\n"
+                           + "THIS DATA CAN BE DESTROYED OR STOLEN IF YOU LOAD A MALICIOUS APPLET.\n");
+
+        System.err.println("[press 'c' or 'C' to continue or anything else to quit]");
+
+        BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+        String response = null;
+
+        try
+          {
+            response = stdin.readLine();
+          }
+        catch (IOException e)
+          {
+            System.err.println("failed to read response to warning message: " + e);
+            System.exit(1);
+          }
+
+        if (!(response.equals("c") || response.equals("C")))
+          {
+            System.exit(0);
+          }
+
         if (code == null)
           {
             // The --code option wasn't given and there are no URL