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

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Some of them would be (e.g. -DLINUX most likely wont build on OSX but i
will try this again to be sure). We might have to switch to autoconf in the
future or maintain several different makefiles in the repo and let the
posixoutputprocess decide which one to copy to the output directory.

Markus
On Nov 10, 2011 7:34 AM, "Sascha Haeberling" <sa...@xm...> wrote:

> Is there something we can do to add them to the XMLVM repo so that other
> platforms can easily build with the POSIX target? Would these flags e.g. be
> harmful on OSX?
>
> // Sascha
>
> On Thu, Nov 10, 2011 at 4:30 PM, Markus Neubrand <
> mar...@gm...> wrote:
>
>> 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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>>> >
>>> >
>>>
>>
>>
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