Re: [xmlvm-users] Compiling HelloWorld with --target=posix?

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Most of those flags are taken from the apache harmony makefiles. As we
borrow a lot of code from them i just took all of the flags and it doesnt
seem to have any side effects.

Let us know if you run into any more issues.

Markus
On Nov 10, 2011 5:12 AM, "Ray Leland" <ray...@gm...> wrote:

> I got HelloWorld to work without many of the flags, but perhaps I will
> need them later. Thank you for the detailed explanation,
> Ray
>
> On Wed, Nov 9, 2011 at 3:29 PM, Markus Neubrand
> <mar...@gm...> wrote:
> > Hi,
> >
> > Unfortunately it seems as if the majority of the people using the posix
> > target are working under MacOSX.
> >
> > I am developing under Debian as well right now so I feel your pain.
> >
> > I have to make the following changes to get the posix target working:
> >
> > 1. Add the following CFLAGS in the makefile:
> > For i386: -DLINUX -DLINUX_X86 -DHYX86 -DIPv6_FUNCTION_SUPPORT
> > -march=pentium3 -DXMLVM_NO_GC -D_GNU_SOURCE
> > For amd64:  -DLINUX -DLINUX_X86_64 -DHYX86_64 -DIPv6_FUNCTION_SUPPORT
> > -DPOINTER64 -fPIC -DXMLVM_NO_GC -D_GNU_SOURCE
> >
> > The -D_GNU_SOURCE will fix the S_IFDIR issue.
> >
> > 2. Add -ldl and -pthread to the libraries and remove -lgc
> >
> > 3. Uncomment all references to portLibrary in xmlvm-sock.c
> >
> > 4. Remove gc lib calls in native_org_xmlvm_runtime_FinalizerNotifier.c,
> > native_java_lang_System.c and xmlvm.c the linker complains about
> >
> > This will get the posix target running on Debian. However sockets won't
> > work. I attached the changed files I use on an amd64 debian mentioned
> above
> >
> > For some of those issues fixes are easy (e.g. all GC issues need to be
> > surrounded properly by #ifndef XMLVM_NO_GC). For the Makefile parameters
> > we will have to think about something. Fixing those issues is relatively
> low
> > on my priority list right now.
> >
> > Regards,
> > Markus
> >
> > On Wed, Nov 9, 2011 at 3:02 PM, Paul Poley <bay...@gm...> wrote:
> >>
> >> Hi Ray,
> >>
> >> I currently execute posix targets on Windows/Cygwin & also on OSX, but
> not
> >> on Debian.  Here is a sample of an ant block I use:
> >>
> >> <target name="xmlvm">
> >>     <java jar="../xmlvm/dist/xmlvm.jar" failonerror="true" fork="true"
> >> maxmemory="1024m">
> >>         <arg value="--in=build/bin"/>
> >>         <arg value="--out=build/xbin"/>
> >>         <arg value="--target=posix"/>
> >>         <arg value="--no-cache"/>
> >>         <arg value="--app-name=HelloWorld"/>
> >>     </java>
> >> </target>
> >>
> >> I do not have to make any modifications to the make file afterwards.
> Your
> >> issue is likely due to the differences on Debian, as I would bet you're
> the
> >> first one trying that, believe it or not, since I gather most folks are
> >> interested in iPhone development on OSX.  If you look at some of our
> code,
> >> you'll find some platform specific code (a lot from Apache Harmony).
> E.g.
> >> #if defined (FREEBSD) || defined(MACOSX)
> >> It sounds like you have some C experience, so if you would be able to
> nail
> >> down those differences in a patch, I'm sure we could remedy the issue.
> >>
> >> Thanks,
> >> Paul
> >>
> >>
> >> On Wed, Nov 9, 2011 at 3:25 PM, Ray Leland <ray...@gm...>
> >> wrote:
> >>>
> >>> Hello all,
> >>>
> >>> I am new to XMLVM and I am trying to compile a simple Hello World to c
> >>> (I am on Debian) with:
> >>>  $ java -Xmx1G -jar dist/xmlvm.jar --in=HelloWorld.class --target=posix
> >>> But I get a lot of compilation problems.
> >>>
> >>> Currently I am running into an undefined portLibrary, which I believe
> >>> it should be defined in one of Harmony's files, but I could not find
> >>> it with a simple grep on the generated posix/src directory. The error
> >>> message is:
> >>>
> >>> gcc -w -std=gnu99 -DALL_INTERIOR_POINTERS -DGC_THREADS
> >>> -DTHREAD_LOCAL_ALLOC -DPARALLEL_MARK -DUSE_MMAP -DUSE_MUNMAP
> >>> -DNO_DYLD_BIND_FULLY_IMAGE -I../src -DXMLVM_NO_GC -DLINUX -c
> >>> ../src/xmlvm-util.c -o build/obj/xmlvm-util.o
> >>> ../src/xmlvm-sock.c: In function ‘hysock_getnameinfo’:
> >>> ../src/xmlvm-sock.c:769: error: ‘portLibrary’ undeclared (first use in
> >>> this function)
> >>> ../src/xmlvm-sock.c:769: error: (Each undeclared identifier is
> >>> reported only once
> >>> ../src/xmlvm-sock.c:769: error: for each function it appears in.)
> >>> make: *** [build/obj/xmlvm-sock.o] Error 1
> >>>
> >>> Following are some steps I have already taken:
> >>> 1. I added -DXMLVM_NO_GC to the CFLAGS to simplify things.
> >>> 2. I changed S_IFDIR to __S_IFDIR in src/native_java_io_File.h (I am
> >>> not so sure why the definition in sys.stat.h does not work).
> >>> 3. Also changed --std=c99 to --std=gnu99 in CFLAGS, for otherwise I
> >>> got an undefined ip_mreq.
> >>> 4. I added -DLINUX to the CFLAGS, for otherwise the definition in
> >>> hycomp.h does not kick in.
> >>>
> >>> Could someone tell me what are the steps needed to compile a simple
> >>> HelloWorld with --target=posix? Surely I am not the first to try
> >>> that...
> >>>
> >>> Ray
> >>>
> >>>
> >>>
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> >>
> >>
> >>
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