<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=us-ascii"> <META content="MSHTML 6.00.2900.3314" name=GENERATOR></HEAD> <BODY> <DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2></FONT> </DIV> <DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2><SPAN class=500535714-29052008><SPAN class=589273415-29052008>Hi All,</SPAN></SPAN></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2><SPAN class=500535714-29052008><SPAN class=589273415-29052008></SPAN></SPAN></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008>I have written the D-Bus Server Side Code.</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008>I have implemented the D-Bus methods and signals.</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008>In Any D-Bus method call, I have to provide the first argument of that method call is ProxyObject.</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008>Also, one of the argument is GError error.</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008>But, in the defination ( implementation ) of this D-Bus method call, I am not using these two parameters : ProxyObject , error.</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008>gboolean D-Bus_method_call ( DBusGPRoxy* PRoxyObject, guchar* RetStatus, GError* error )</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008>{</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008>}</SPAN></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><SPAN class=500535714-29052008></SPAN>When I make using warning flags set, </FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2>it gives the below warnings which is related to the "D-Bus Proxy Object and error " at some locations, </FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT size=2><FONT color=#0000ff><SPAN class=500535714-29052008>file</SPAN>.c: In function <SPAN class=500535714-29052008>'D-Bus method call"</SPAN>:<BR><SPAN class=500535714-29052008>file</SPAN>.c:<SPAN class=500535714-29052008>22</SPAN>: warning: unused parameter 'proxyObj'<BR><SPAN class=500535714-29052008>file</SPAN>.c:<SPAN class=500535714-29052008>22</SPAN>: warning: unused parameter 'error'</FONT></FONT></FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2></FONT><FONT face=Arial size=2></FONT><BR> </DIV></SPAN> <DIV><SPAN class=453405410-29052008></SPAN><SPAN class=453405410-29052008><FONT face=Arial size=2>Because thesse are the D-Bus method calls parameters and these method calls require this "proxy object".</FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2>Should we remove these warnings ?</FONT></SPAN></DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><SPAN class=500535714-29052008><FONT face=Arial size=2>I have one fix for this as below : </FONT></SPAN></SPAN></DIV> <DIV><SPAN class=453405410-29052008><SPAN class=500535714-29052008><FONT face=Arial size=2></FONT></SPAN></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><SPAN class=500535714-29052008><FONT face=Arial size=2>As soon as I entered the D-Bus method call, I will check ProxyObject using below api :</FONT></SPAN></SPAN></DIV> <DIV><SPAN class=453405410-29052008><SPAN class=500535714-29052008><FONT face=Arial color=#0000ff size=3><PRE><SPAN id=l2367><DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008>gboolean D-Bus_method_call ( DBusGPRoxy* PRoxyObject, guchar* RetStatus, GError* error )</SPAN></FONT></FONT></SPAN></DIV><DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008>{</SPAN></FONT></FONT></SPAN></DIV><DIV><SPAN class=453405410-29052008><FONT face=Arial><FONT color=#0000ff size=2><SPAN class=500535714-29052008></SPAN></FONT></FONT></SPAN>g_return_val_if_fail (DBUS_IS_G_PROXY (ProxyObject), FALSE);    // FALSE is return value of D-Bus method</SPAN></DIV></PRE><PRE><SPAN><SPAN class=cclhl id=l67><SPAN id=l58>dbus_error_init (error);</SPAN></PRE><PRE><PRE>if (<B class=cchl id=m0>dbus_error_is_set</B> (error))     // checking the error is set or not    </SPAN></PRE><PRE><SPAN class=cclhl>{ </SPAN><SPAN id=l68> printf ("%s\n",</SPAN><SPAN id=l69> error); </SPAN><SPAN id=l70> dbus_error_free (error); </SPAN><SPAN id=l71>}</SPAN></PRE><PRE><SPAN>return TRUE; </SPAN></PRE><PRE><SPAN>}</SPAN></PRE></SPAN></FONT></SPAN></SPAN></PRE></DIV> <DIV><SPAN class=453405410-29052008><SPAN class=500535714-29052008><FONT face=Arial size=2>Pls, correct me if I am wrong anywhere ? Or let me know this approach is correct.</FONT></SPAN></SPAN></DIV> <DIV><SPAN class=453405410-29052008><SPAN class=500535714-29052008><FONT face=Arial size=2></FONT><FONT face=Arial size=2></FONT></SPAN></SPAN> </DIV> <DIV><SPAN class=453405410-29052008><FONT face=Arial size=2></FONT></SPAN> </DIV></DIV> <DIV align=left><FONT color=#0000ff size=2><STRONG>Thanks and Regards,</STRONG></FONT></DIV> <DIV align=left><FONT color=#0000ff size=2><STRONG>Sumeet Pawnikar</STRONG></FONT></DIV> <DIV align=left><FONT face=Arial size=2></FONT> </DIV> <DIV align=left><FONT face=v color=#8000ff><EM>The future belongs to those who believe in the beauty of their dreams.</EM></FONT></DIV> <DIV align=left> </DIV> <DIV> </DIV><P><strong><span style='font-size:10.0pt;font-family: "Palatino Linotype","serif";color:green'> Please do not print this email unless it is absolutely necessary. </span></strong><span style='font-family:"Arial","sans-serif"'><o:p></o:p></span></p> <p> The information contained in this electronic message and any attachments to this message are intended for the exclusive use of the addressee(s) and may contain proprietary, confidential or privileged information. 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