From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7121 invoked by alias); 10 Jan 2012 23:53:12 -0000 Received: (qmail 7109 invoked by uid 22791); 10 Jan 2012 23:53:10 -0000 X-SWARE-Spam-Status: No, hits=0.9 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,TW_GT,TW_ML X-Spam-Check-By: sourceware.org Received: from mail-iy0-f175.google.com (HELO mail-iy0-f175.google.com) (209.85.210.175) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 10 Jan 2012 23:52:56 +0000 Received: by iafi7 with SMTP id i7so201471iaf.20 for ; Tue, 10 Jan 2012 15:52:55 -0800 (PST) Received: by 10.42.76.66 with SMTP id d2mr24206761ick.7.1326239574507; Tue, 10 Jan 2012 15:52:54 -0800 (PST) References: <1259555306.23081.4.camel@bapbop> <4B13994B.4060604@redhat.com> From: Brian Jones In-Reply-To: Mime-Version: 1.0 (1.0) Date: Tue, 10 Jan 2012 23:53:00 -0000 Message-ID: <1648142206140231803@unknownmsgid> Subject: Re: Gnu Classpath on HP webOS : connexion problem between escher and X server / or loadling escher problem by Gnu classpath To: Yannick Cc: "java@gcc.gnu.org" Content-Type: text/plain; charset=ISO-8859-1 Mailing-List: contact java-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: java-owner@gcc.gnu.org X-SW-Source: 2012-01/txt/msg00002.txt.bz2 Ideally here you'd probably want to write peers not using X & remove that dependency. On Jan 10, 2012, at 6:40 PM, Yannick wrote: > Hello, > > I try to create a Java J2SE (Java Desktop) port to HP webOS with Gnu > Claspath and JamVVM. > > You can find my working page here : > Building JamVM and GNU Classpath and Jikes (for Java support in webOS) > with scratchbox2 > http://www.webos-internals.org/wiki/Building_JamVM_and_GNU_Classpath_and_Jikes_%28for_Java_support_in_webOS%29_with_scratchbox2 > > All the compilation options and installation steps for Gnu Classpath 0.98, > escher 0.3.0, javm 1.5.4 are detailed in the web page here : > http://www.webos-internals.org/wiki/Building_JamVM_and_GNU_Classpath_and_Jikes_%28for_Java_support_in_webOS%29_with_scratchbox2 > > 1) I patch Gnu Classpath 0.98 with the patch here > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41057 to compile and install > it with > escher 0.3.0. > > 2) I use this line for compiling Gnu Classpath : > LDFLAGS="-L/usr/local/lib -Wl,-rpath=/media/internal/opt/lib" > CPPFLAGS="-I/usr/local/include" ./configure --prefix=/media/internal/opt > --disable-examples --with-x --disable-gtk-peer --disable-gconf-peer > --disable-plugin --disable-alsa --disable-dssi > --with-escher=/home/ubuntu/java-project/escher-0.3/src > --enable-local-sockets > --enable-collections --enable-xmlj > > 3) Makefile for X server binaries on webos : > http://git.webos-internals.org/preware/cross-compile/tree/packages/x/xserver-package/Makefile > > 4) Packagind and script to use X server on webOS : > http://git.webos-internals.org/x11/xserver/tree/ > > My problem is that escher, a Java lib that is a Java client, can not > connect to > the X server or that Gnu Classpath can find the escher lib/java classes. > How works escher : http://marcosroriz.wordpress.com/2010/06/14/gsoc-updates/ > > In my webOS process list, I have : > > root@Palm > Pre:/media/cryptofs/apps/usr/palm/applications/org.webosinternals.xserver/bin# > ps -edf > ... > root 1902 1 2 04:38 ? 00:00:38 > /media/cryptofs/apps/usr/palm/applications/org.webosinternals.xserver/bin/Xsdl > -retro -noreset :0.0 > root 1936 1 0 04:38 ? 00:00:00 > /media/cryptofs/apps/usr/palm/applications/org.webosinternals.xterm/bin/xterm > -display :0.0 -maximize -xrm *metaSendsEscape: true -u8 -e login -p -f root > ... > > When I launch the JRE and with Xterm started, I have the following error > message : > > root@Palm Pre:/media/internal# /media/internal/opt/bin/jamvm HelloWorld > -bootclasspath > /media/internal/opt/share/jamvm/classes.zip:/media/internal/opt/share/classpath/glibj.zip:/media/internal/ > opt/share/classpath/escher-0.3.jar:/media/internal/opt/share/classpath/collections.jar > HelloWorld -Dawt.toolkit=gnu.java.awt.peer.x.XToolkit HelloWorld > Exception in thread "main" java.awt.AWTError: Cannot load AWT toolkit: > gnu.java.awt.peer.gtk.GtkToolkit > at java.awt.Toolkit.getDefaultToolkit(Toolkit.java:607) > at > java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:103) > at java.awt.Window.(Window.java:133) > at java.awt.Frame.(Frame.java:246) > at java.awt.Frame.(Frame.java:234) > at HelloWorld.(HelloWorld.java:7) > at HelloWorld.main(HelloWorld.java:5) > Caused by: java.lang.UnsatisfiedLinkError: Native library `gtkpeer' not > found > (as file `libgtkpeer.so') in gnu.classpath.boot.library.path and > java.library.path > at java.lang.Runtime.loadLibrary(Runtime.java:763) > at java.lang.System.loadLibrary(System.java:670) > at gnu.java.awt.peer.gtk.GtkToolkit.(GtkToolkit.java:177) > at java.lang.VMClass.forName(Native Method) > at java.lang.Class.forName(Class.java:233) > at java.awt.Toolkit.getDefaultToolkit(Toolkit.java:583) > ...6 more > But here Gnu Classpath is not compiled to use libgtkpeer.so (c/C++ lib > with Qt > or GTK) but escher java lib. > And I found no error when I launch it in webos /var/log/messages file. > > In escher documentation on the Internet, I found that : > * To test X Awt peer, you must remove "-nolisten TCP" from XServer start > script. > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41057 > *in console type the command line xhost+ > http://rbytes.net/linux/escher-review/ > The problem is that I can not change the XServer start script used by webOS. > I have no xhost script or binary on my webOS device. > > Here : http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41057 > I found a patch that I have applied on Gnu Classpath 0.98 to use it with > escher > 0.3.0 > and in the diff for this patch : > http://gcc.gnu.org/bugzilla/attachment.cgi?id=18352&action=diff > you can find the line > display = new Display(socket, "localhost", displayName.display_no, > displayName.screen_no); > > Do I need to use login and a password for connexion with the X server > on webOS > device ? > > Can you help me to : > 1) to check that all is OK with escher and my Gnu Classpath ? > 2) to check conexion problem between Gnu Classpath/escher and the X server ? > > My goal is to create the webOS internals's Java Desktop PDK for webOS as > webOS > PDK with C/C++. > > Thank you for your help. > > Best regards > > Yannick >