Matt, 

I got the test working on Solaris 5.9. gmond outputs:

OT A MULTICAST MESSAGE
GOT HERE!
GOT A MULTICAST MESSAGE
GOT HERE!
GOT A MULTICAST MESSAGE
GOT HERE!
GOT A MULTICAST MESSAGE
........

The mcast.c problem is due to the execution statement before the variable 
definition as I mentioned before.
The configure script has a bug somewhere because APR_INCLUDEDIR and 
APU_INCLUDEDIR contain duplicate entries and this results in a missing leading 
'-I' for the duplicates that cause the linker to fail. I hacked the Makefiles 
but I'm sure configure is source of the error.

What's next? Bring on 2.6.0!!!!

----
Yemi


> -----Original Message-----
> From: Adesanya, Adeyemi 
> Sent: Wednesday, August 04, 2004 2:59 PM
> To: Adesanya, Adeyemi; 'Matt Massie'
> Cc: 'Ganglia Developers'
> Subject: RE: [Ganglia-developers] 2.6.0 apr test
> 
> 
> Matt,
> 
> I don't think my mcast.c compilation problem involves 'mreq' at all!
> Look at line 58 and you will see that an execution statement 
> appears before a variable definition.
> [ fprintf(stderr,"AF_INET6\n"); ]
> 
> Not officially supported in C. I moved this line to the top 
> of the code block all is well (for now).
> 
> ----
> Yemi
> 
> 
> > -----Original Message-----
> > From: Adesanya, Adeyemi
> > Sent: Wednesday, August 04, 2004 2:18 PM
> > To: Adesanya, Adeyemi; 'Matt Massie'
> > Cc: 'Ganglia Developers'
> > Subject: RE: [Ganglia-developers] 2.6.0 apr test
> > 
> > 
> > Ignore that last message!
> > 
> > ----
> > Yemi
> >  
> > 
> > > -----Original Message-----
> > > From: Adesanya, Adeyemi
> > > Sent: Wednesday, August 04, 2004 2:08 PM
> > > To: 'Matt Massie'
> > > Cc: 'Ganglia Developers'
> > > Subject: RE: [Ganglia-developers] 2.6.0 apr test
> > > 
> > > 
> > > Matt,
> > > 
> > > Check your latest snapshot. I think gmond is missing.....
> > > 
> > > ----
> > > Yemi
> > >  
> > > 
> > > > -----Original Message-----
> > > > From: Matt Massie [mailto:[EMAIL PROTECTED]
> > > > Sent: Wednesday, August 04, 2004 1:37 PM
> > > > To: Adesanya, Adeyemi
> > > > Cc: 'Ganglia Developers'
> > > > Subject: RE: [Ganglia-developers] 2.6.0 apr test
> > > > 
> > > > on second thought... scratch that idea.  i have a better one.
> > > > 
> > > > just include
> > > > #include <apr_network_io.h>
> > > > 
> > > > to mcast.c and we'll be set.  it correctly adds netinet/in.h.
> > > > 
> > > > sorry that i missed that.
> > > > 
> > > > i just uploaded a new snapshot to
> > > > http://matt-massie.com/ganglia/ganglia-apr-2.6.0.tar.gz
> > > > with that change.  
> > > > 
> > > > good luck
> > > > -matt
> > > > 
> > > > 
> > > > 
> > > > 
> > > > On Wed, 2004-08-04 at 13:25, Adesanya, Adeyemi wrote:
> > > > > Matt,
> > > > > 
> > > > > The closest match I found (same on 5.8 and 5.9) is in 
> > > > > /usr/include/netinet/in.h . The following structs are
> > > > > defined:
> > > > > 
> > > > > #if !defined(_XPG4_2) || defined(__EXTENSIONS__)
> > > > > /*
> > > > >  * Argument structure for IP_ADD_MEMBERSHIP and
> > > IP_DROP_MEMBERSHIP.
> > > > >  */
> > > > > struct ip_mreq {
> > > > >       struct in_addr  imr_multiaddr;  /* IP multicast address 
> > > > of group */
> > > > >       struct in_addr  imr_interface;  /* local IP address of 
> > > > interface */
> > > > > };
> > > > > 
> > > > > /*
> > > > >  * Argument structure for IPV6_JOIN_GROUP and
> > IPV6_LEAVE_GROUP on
> > > > >  * IPv6 addresses.
> > > > >  */
> > > > > struct ipv6_mreq {
> > > > >       struct in6_addr ipv6mr_multiaddr;       /* IPv6 
> > > > multicast addr */
> > > > >       unsigned int    ipv6mr_interface;       /* 
> > interface index */
> > > > > };
> > > > > 
> > > > > Is this similar to what you are using in Solaris 5.7? Can
> > > > you get hold of Solaris 5.9??
> > > > > 
> > > > > ----
> > > > > Yemi
> > > > >  
> > > > > > -----Original Message-----
> > > > > > From: Matt Massie [mailto:[EMAIL PROTECTED]
> > > > > > Sent: Wednesday, August 04, 2004 10:14 AM
> > > > > > To: Adesanya, Adeyemi
> > > > > > Cc: 'Ganglia Developers'
> > > > > > Subject: RE: [Ganglia-developers] 2.6.0 apr test
> > > > > > 
> > > > > > yemi-
> > > > > > 
> > > > > > i'm using an older version of solaris (i think it's
> > > 5.7) so they
> > > > > > must have moved the mreq definition to another header
> > > > file.  if you
> > > > > > run the command...
> > > > > > 
> > > > > > % find /usr/include -name "*.h" -exec grep -l "mreq" {} \;
> > > > > > 
> > > > > > you'll get a list of header files that have the mreq
> > structure
> > > > > > definition.  you'll need to glance inside the header
> > > files to see
> > > > > > which one really has the struct definition and not just
> > > > references
> > > > > > the mreq structure.
> > > > > > 
> > > > > > when you find the header file... add it to the mcast.c
> > > > file inside
> > > > > > the
> > > > > > 
> > > > > > #ifdef SOLARIS2
> > > > > > ...
> > > > > > #endif
> > > > > > 
> > > > > > block.
> > > > > > 
> > > > > > that should fix it.  thanks so much for your effort!
> > > > > > 
> > > > > > -matt
> > > > > > 
> > > > > > On Tue, 2004-08-03 at 17:39, Adesanya, Adeyemi wrote:
> > > > > > > Hi Matt.
> > > > > > > 
> > > > > > > I tried compiling your apr test below on Solaris (5.9 &
> > > > > > 5.8) and it fails to compile mcast.c with the 
> following error:
> > > > > > > 
> > > > > > > mcast.c: In function `apr_multicast_join':
> > > > > > > mcast.c:57: parse error before `struct'
> > > > > > > mcast.c:60: `mreq' undeclared (first use in this function)
> > > > > > > mcast.c:60: (Each undeclared identifier is reported
> > only once
> > > > > > > mcast.c:60: for each function it appears in.)
> > > > > > > mcast.c:63: `ifreq' undeclared (first use in this 
> function)
> > > > > > > 
> > > > > > > What's missing? Do I need to supply additional
> > > > configure arguments?
> > > > > > > 
> > > > > > > ----
> > > > > > > Yemi
> > > > > > > 
> > > > > > > > -----Original Message-----
> > > > > > > > From: Matt Massie [mailto:[EMAIL PROTECTED]
> > > > > > > > Sent: Monday, July 26, 2004 3:10 PM
> > > > > > > > To: Ganglia Developers
> > > > > > > > Subject: [Ganglia-developers] 2.6.0 apr test
> > > > > > > > 
> > > > > > > > guys-
> > > > > > > > 
> > > > > > > > the apache runtime (apr.apache.org) doesn't support
> > > multicast
> > > > > > > > although it supports UDP sockets.  i've added the
> > > > > > multicast support
> > > > > > > > but it raises a few issues.
> > > > > > > > 
> > > > > > > > the latest snapshot is at
> > > > > > > > http://matt-massie.com/ganglia/ganglia-apr-2.6.0.tar.gz
> > > > > > > > 
> > > > > > > > i've tested it on linux and solaris.  unfortunately, the
> > > > > > workstation
> > > > > > > > that i installed freebsd on is temporarily hosed (bad
> > > > fan)  so i
> > > > > > > > wasn't able to test it there.
> > > > > > > > 
> > > > > > > > the only file that i added can be found in 
> > > > > > > > ./srclib/apr/network_io/unix/mcast.c.
> > > > > > > > 
> > > > > > > > if you look at the source you'll see i need to include a
> > > > > > header file
> > > > > > > > from the apr source (#include 
> "apr_arch_networkio.h").  i
> > > > > > need the
> > > > > > > > structures defined in this header file in order to
> > > setup the
> > > > > > > > multicast sockets.
> > > > > > > > unfortunately, this is a private header file 
> which is not
> > > > > > installed
> > > > > > > > during an apr installation.  my hope is that over time
> > > > > > the multicast
> > > > > > > > cast code will be included into the apr code base.
> > > > > > > > 
> > > > > > > > until then.. we might have problems with packages
> > > who want to
> > > > > > > > use the current apr library ... since it will not
> > > > have multicast
> > > > > > > > support.
> > > > > > > > 
> > > > > > > > if any of you have time and want to test
> > > > > > non-linux/solaris systems,
> > > > > > > > i'd appreciate it.  to test this snapshot.
> > > > > > > > 
> > > > > > > > 1. cd into ./gmond
> > > > > > > > 2. open gmond.c and edit the parameters of the
> > > > > > > > create_mcast_server_socket() call... the first 
> three are 
> > > > > > > > mcast_channel, mcast_port, mcast_if.
> > > > > > > > 3. ./configure and make
> > > > > > > > 
> > > > > > > > when you run ./gmond/gmond you should get scrolling
> > > > > > messages saying
> > > > > > > > that it got a multicast message.
> > > > > > > > 
> > > > > > > > i also have another question about the ganglia
> > > > > > configuration file.  
> > > > > > > > i know that we've used dotconf in the past and it suited
> > > > > > our needs
> > > > > > > > but i'm worried about it's limitations.
> > > > > > > > 
> > > > > > > > for example, it used an apache-like section 
> syntax but it
> > > > > > can only
> > > > > > > > be one-level deep and the API is VERY awkward to
> > work with.
> > > > > > > > 
> > > > > > > > <Section>
> > > > > > > > name "First Section"
> > > > > > > > </Section>
> > > > > > > > 
> > > > > > > > is allowed but
> > > > > > > > 
> > > > > > > > <Section>
> > > > > > > > name "First Section"
> > > > > > > >   <Section>
> > > > > > > >     name "Second Section"
> > > > > > > >   </Section>
> > > > > > > > </Section>
> > > > > > > > 
> > > > > > > > is not allowed.  i think that could bite us in the arse
> > > > > > in the future.
> > > > > > > > 
> > > > > > > > does anyone have a favorite configuration file parser?
> > > > > > > > 
> > > > > > > > i've found and tested libconfuse
> > > > > > > > (http://www.nongnu.org/confuse/) and found it to work
> > > > > > pretty well.  
> > > > > > > > the syntax would look more like...
> > > > > > > > 
> > > > > > > > Section {
> > > > > > > >   name "Section One"
> > > > > > > >     Section {
> > > > > > > >       name "Section Two"
> > > > > > > >     }
> > > > > > > > }
> > > > > > > > 
> > > > > > > > which IS allowed.
> > > > > > > > 
> > > > > > > > ideas?
> > > > > > > > 
> > > > > > > > -matt
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > 
> > > > > > > > --
> > > > > > > > PGP fingerprint 'A7C2 3C2F 8445 AD3C 135E F40B 242A 5984
> > > > > > ACBC 91D3'
> > > > > > > > 
> > > > > > > >    They that can give up essential liberty to
> > > obtain a little
> > > > > > > >       temporary safety deserve neither liberty
> > nor safety. 
> > > > > > > >   --Benjamin Franklin, Historical Review of
> > > Pennsylvania, 1759
> > > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > -------------------------------------------------------
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> _______________________________________________
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> > > > > > --
> > > > > > PGP fingerprint 'A7C2 3C2F 8445 AD3C 135E F40B 242A 5984
> > > > ACBC 91D3'
> > > > > > 
> > > > > >    They that can give up essential liberty to 
> obtain a little 
> > > > > >       temporary safety deserve neither liberty nor safety. 
> > > > > >   --Benjamin Franklin, Historical Review of 
> Pennsylvania, 1759
> > > > > > 
> > > > --
> > > > PGP fingerprint 'A7C2 3C2F 8445 AD3C 135E F40B 242A 5984
> > ACBC 91D3'
> > > > 
> > > >    They that can give up essential liberty to obtain a little 
> > > >       temporary safety deserve neither liberty nor safety. 
> > > >   --Benjamin Franklin, Historical Review of Pennsylvania, 1759
> > > > 
> > > 
> > > 
> > > -------------------------------------------------------
> > > This SF.Net email is sponsored by OSTG. Have you noticed
> > the changes
> > > on Linux.com, ITManagersJournal and NewsForge in the past
> > few weeks? 
> > > Now, one more big change to announce. We are now OSTG- 
> Open Source 
> > > Technology Group. Come see the changes on the new OSTG site.
> > > www.ostg.com _______________________________________________
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> > > 
> > 
> 

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