Re: Z3950 on OSX: module yaz3 not found

> Hi Hernan,
> finally I switch back to Linux to make it work, OSX gives me headaches.
> So on linux the yaz module is found. I get the "Unable to find function
> address" but I found that writing:
> <cdecl: ZOOMOptions 'ZOOM_options_create' (void) module: 'yaz'>
> instead of
> <cdecl: ZOOMOptions '_ZOOM_options_create@0' (void) module: 'yaz3'>
> works. If I understand, function names are not mangled when compiling with
> gcc on Linux.
>
> Trying to run tests I've also had a "could not coerce arguments" in
> Z3950FFILibrary>>createConnectionTo:port because Z3950TestCase>>portNumber
> answers a String and
> <cdecl: ZOOMConnection 'ZOOM_connection_new' (char* short) module: 'yaz'>
> so it's waiting for a short. I've replaced portNumber to answer a
> SmallInteger.
> And now the image crashes on connectionIsIdle call:
> write(1, "\ncreateConnectionTo:port:", 25) = 25
> write(1, "\nconnectionIsIdle:", 18)     = 18
> rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
> write(1, "\n", 1)                       = 1
> tgkill(25830, 25830, SIGABRT)           = 0
> --- SIGABRT (Aborted) @ 0 (0) ---
>
> Any idea ?
>
> Laurent Laffont
>
> On Tue, Dec 21, 2010 at 7:58 AM, laurent laffont <[hidden email]>
> wrote:
>>
>> The module is found ! How:
>> - Using VM Squeak 5.8b12 2  (instead of Cog or the VM provided in Seaside
>> One-Click image)
>> - go in Squeak\ 5.8b12\ 2.app/Contents/Resources/, then ln -s
>> /usr/local/lib/libyaz.3.dylib .
>> Now I have the "Unable to find function address" you have talked earlier
>> :) I will look at the mangled function names.
>>
>> Laurent  --- on the road to the FFI mountain.
>>
>> On Tue, Dec 21, 2010 at 6:59 AM, Hernán Morales Durand
>> <[hidden email]> wrote:
>>>
>>> Laurent,
>>> I forward this e-mail to the squeak mailing list, may be someone there
>>> have a better idea how the OSX VM works. BTW there are more
>>> commentaries here
>>>
>>> http://forum.world.st/squeak-dev-Alien-amp-Squeak-FFI-issues-on-Snow-Leopard-td85608.html
>>> Cheers,
>>>
>>> Hernán
>>>
>>> 2010/12/20 laurent laffont <[hidden email]>:
>>> > Hi Hernan,
>>> > the strace equivalent on OSX seems to be dtruss (yes I'm learning OSX
>>> > too :)
>>> > sudo dtruss -p [pid of process]
>>> > in the trace I have this:
>>> >
>>> > stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>>> > 0xBFF59440, 0xBFF5AB28) = -1 Err#2
>>> >
>>> > stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>>> > 0xBFF5892C, 0xBFF5AB28) = -1 Err#2
>>> >
>>> > stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>> > 0xBFF59440, 0xBFF5AB28) = 0 0
>>> >
>>> > stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>> > 0xBFF5892C, 0xBFF5AB28) = 0 0
>>> >
>>> > open("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>> > 0x0, 0x0) = 12 0
>>> > pread(0xC, "\317\372\355\376\a\0", 0x1000, 0x0) = 4096 0
>>> > close(0xC) = 0 0
>>> >
>>> > stat("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>>> > 0xBFF59440, 0x1000) = -1 Err#2
>>> >
>>> > stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>>> > 0xBFF5892C, 0x1000) = -1 Err#2
>>> > stat("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF59440,
>>> > 0x1000) =
>>> > -1 Err#2
>>> > stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF5892C,
>>> > 0x1000)
>>> > = -1 Err#2
>>> >
>>> > so it looks like the VM is trying to find yaz3 at non standard Unix
>>> > places
>>> > (I don't know if it's SqueakVM or OSX related).
>>> > I've created Contents/Resources/yaz3.bundle/Contents/MacOS/, put yaz
>>> > lib
>>> > there, ln -s libyaz.3.dylib yaz3 but no success.
>>> >
>>> > I've read good
>>> > post http://forum.world.st/FFI-Documentation-td2225150.html :
>>> >
>>> > Module Location - where the external library file lives
>>> >       - depends on the platform
>>> >               - Mac
>>> >                       - pre Snow Leopard
>>> >                               - checks VM path and common library paths
>>> >                       - Snow Leopard
>>> >                               - only looks in VM bundle's Resources
>>> > file, you must either [5]:
>>> >                                       - store all external libraries
>>> > there
>>> >                                       - ln -s path/to/library
>>> > path/to/VM/Resources/library_name
>>> >                                       - Change the VM's Info.plist
>>> > "SqueakPluginsBuiltInOrLocalOnly" key from
>>> > "true" to "false."
>>> >
>>> > For this SqueakPluginsBuiltInOrLocalOnly I suppose I need to compile a
>>> > VM ?
>>> > Cheers,
>>> > Laurent Laffont
>>> >
>>> >
>>> > On Mon, Dec 20, 2010 at 4:12 PM, Hernán Morales Durand
>>> > <[hidden email]> wrote:
>>> >>
>>> >> Hi Laurent
>>> >>
>>> >> I've read there is a couple of system calll monitors in MacOS, ktrace
>>> >> and dtrace (http://en.wikipedia.org/wiki/Ktrace ,
>>> >> http://en.wikipedia.org/wiki/DTrace) so you may attach to the VM and
>>> >> see what's missing?
>>> >> Cheers,
>>> >>
>>> >> Hernán
>>> >>
>>> >> 2010/12/20 laurent laffont <[hidden email]>:
>>> >> > Thanks Hernan.
>>> >> > It still doesn't work. I've also tried to play with LD_LOAD_PATH /
>>> >> > LD_LIBRARY_PATH no success.... I want to make it work so I need to
>>> >> > learn
>>> >> > :)
>>> >> >
>>> >> > For the mangled function names, on Linux and OSX there's nm.
>>> >> > Here's what I get:
>>> >> > $ nm -g libyaz.3.dylib | grep ZOOM_connection_create
>>> >> > 0000000000046a30 T _ZOOM_connection_create
>>> >> > Cheers,
>>> >> > Laurent
>>> >> >
>>> >> > On Sun, Dec 19, 2010 at 6:23 PM, Hernán Morales Durand
>>> >> > <[hidden email]> wrote:
>>> >> >>
>>> >> >> Hi Laurent,
>>> >> >>
>>> >> >> Thanks for reporting. The correct #moduleName for MacOS was
>>> >> >> missing,
>>> >> >> I've uploaded a new version answering 'libyaz.3.dylib' which I
>>> >> >> guess
>>> >> >> is the corresponding for 'yaz3.dll' (according to
>>> >> >> http://en.wikipedia.org/wiki/Dynamic_library#Naming ).
>>> >> >>
>>> >> >> I haven't access to a MacOS, but in Windows I've had to find the
>>> >> >> mangled function names (i.e. _ZOOM_connection_create@4) so FFI can
>>> >> >> find the function addresses and you don't get the classic "Error:
>>> >> >> Unable to find function address". I don't know if it's related
>>> >> >> since
>>> >> >> talks about C++, but you may want to check
>>> >> >> http://wiki.squeak.org/squeak/3735
>>> >> >>
>>> >> >> The tool I've used to find the mangled function names in Windows is
>>> >> >> the Steve Miller's Dependency Walker
>>> >> >> http://www.dependencywalker.com/
>>> >> >>
>>> >> >> 2010/12/19 laurent laffont <[hidden email]>:
>>> >> >> > Hi,
>>> >> >> >
>>> >> >> > I want to use http://www.squeaksource.com/Z3950
>>> >> >> > Following install instructions, I've dowloaded yaz sources (I've
>>> >> >> > tried
>>> >> >> > 4.1.2
>>> >> >> > and 3.0.52) as it seems there's no binary for OSX, ./configure
>>> >> >> > && make
>>> >> >> > &&
>>> >> >> > make install.
>>> >> >> > Then using latest Seaside One Click image I've copied
>>> >> >> > /usr/local/lib/*yaz*
>>> >> >> >  in Seaside.app/Contents/MacOS
>>> >> >> > $ ls ~/Downloads/Seaside.app/Contents/MacOS/
>>> >> >> > Squeak VM Opt         libyaz.a              libyaz.la
>>> >> >> > libyaz_icu.a          libyaz_icu.la         libyaz_server.a
>>> >> >> > libyaz_server.la libyaz.3.dylib        libyaz.dylib
>>> >> >> >  libyaz_icu.3.dylib    libyaz_icu.dylib
>>> >> >> >  libyaz_server.3.dylib
>>> >> >> > libyaz_server.dylib
>>> >> >> >
>>> >> >> >
>>> >> >> > But then I have a External Module Not Found on
>>> >> >> > YAZPQFFFILibrary>>createParser
>>> >> >> > " YAZPQDFFILibrary default createParser "
>>> >> >> > <cdecl: YAZPQFParser 'yaz_pqf_create' (void) module: 'yaz3'>
>>> >> >> > ^ self externalCallFailed
>>> >> >> >
>>> >> >> > Any hint ?
>>> >> >> > Cheers,
>>> >> >> > Laurent Laffont -- FFI newbie
>>> >> >> >
>>> >> >> > Pharo Smalltalk Screencasts: http://www.pharocasts.com/
>>> >> >> > Blog: http://magaloma.blogspot.com/
>>> >> >> >
>>> >> >>
>>> >> >> --
>>> >> >> Hernán Morales
>>> >> >> Information Technology Manager,
>>> >> >> Institute of Veterinary Genetics.
>>> >> >> National Scientific and Technical Research Council (CONICET).
>>> >> >> La Plata (1900), Buenos Aires, Argentina.
>>> >> >> Telephone: +54 (0221) 421-1799.
>>> >> >> Internal: 422
>>> >> >> Fax: 425-7980 or 421-1799.
>>> >> >
>>> >> >
>>> >
>>> >
>>
>
>

> Hi Laurent,
>
> Thanks for the feedback, I've uploaded the repository with the missing
> method but I cannot reproduce the crash in Windows. Have you unmangled
> every function name tested? Are you running just the
> Z3950FFILibraryTest? Notice the Z3950FFIServerLibraryTest tests are
> performed against a Z39.50 server running in local host, otherwise
> will fail (however that shouldn't crash the VM), so you may want to
> run only the Z3950FFILibraryTest suite. If you or anyone want a local
> Zebra server for Win32 - although most configuration files should work
> with other platforms - for testing purposes please let me know.
>
> Does the Kant test crash the VM too?
>
> Z3950Client new
>  server: #Acadia;
>  query: ( Z3950Query new author: 'Kant' ).
>
> (see http://67.222.12.200:8889/WebOpus/52 for sample successful results)
>
> I will set up a Linux box tomorrow and try to reproduce there.
> Cheers,
>
> 2010/12/22 laurent laffont <[hidden email]>:
>> Hi Hernan,
>> finally I switch back to Linux to make it work, OSX gives me headaches.
>> So on linux the yaz module is found. I get the "Unable to find function
>> address" but I found that writing:
>> <cdecl: ZOOMOptions 'ZOOM_options_create' (void) module: 'yaz'>
>> instead of
>> <cdecl: ZOOMOptions '_ZOOM_options_create@0' (void) module: 'yaz3'>
>> works. If I understand, function names are not mangled when compiling with
>> gcc on Linux.
>>
>> Trying to run tests I've also had a "could not coerce arguments" in
>> Z3950FFILibrary>>createConnectionTo:port because Z3950TestCase>>portNumber
>> answers a String and
>> <cdecl: ZOOMConnection 'ZOOM_connection_new' (char* short) module: 'yaz'>
>> so it's waiting for a short. I've replaced portNumber to answer a
>> SmallInteger.
>> And now the image crashes on connectionIsIdle call:
>> write(1, "\ncreateConnectionTo:port:", 25) = 25
>> write(1, "\nconnectionIsIdle:", 18)     = 18
>> rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
>> write(1, "\n", 1)                       = 1
>> tgkill(25830, 25830, SIGABRT)           = 0
>> --- SIGABRT (Aborted) @ 0 (0) ---
>>
>> Any idea ?
>>
>> Laurent Laffont
>>
>> On Tue, Dec 21, 2010 at 7:58 AM, laurent laffont <[hidden email]>
>> wrote:
>>>
>>> The module is found ! How:
>>> - Using VM Squeak 5.8b12 2  (instead of Cog or the VM provided in Seaside
>>> One-Click image)
>>> - go in Squeak\ 5.8b12\ 2.app/Contents/Resources/, then ln -s
>>> /usr/local/lib/libyaz.3.dylib .
>>> Now I have the "Unable to find function address" you have talked earlier
>>> :) I will look at the mangled function names.
>>>
>>> Laurent  --- on the road to the FFI mountain.
>>>
>>> On Tue, Dec 21, 2010 at 6:59 AM, Hernán Morales Durand
>>> <[hidden email]> wrote:
>>>>
>>>> Laurent,
>>>> I forward this e-mail to the squeak mailing list, may be someone there
>>>> have a better idea how the OSX VM works. BTW there are more
>>>> commentaries here
>>>>
>>>> http://forum.world.st/squeak-dev-Alien-amp-Squeak-FFI-issues-on-Snow-Leopard-td85608.html
>>>> Cheers,
>>>>
>>>> Hernán
>>>>
>>>> 2010/12/20 laurent laffont <[hidden email]>:
>>>>> Hi Hernan,
>>>>> the strace equivalent on OSX seems to be dtruss (yes I'm learning OSX
>>>>> too :)
>>>>> sudo dtruss -p [pid of process]
>>>>> in the trace I have this:
>>>>>
>>>>> stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>> 0xBFF59440, 0xBFF5AB28) = -1 Err#2
>>>>>
>>>>> stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>> 0xBFF5892C, 0xBFF5AB28) = -1 Err#2
>>>>>
>>>>> stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>>>> 0xBFF59440, 0xBFF5AB28) = 0 0
>>>>>
>>>>> stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>>>> 0xBFF5892C, 0xBFF5AB28) = 0 0
>>>>>
>>>>> open("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>>>> 0x0, 0x0) = 12 0
>>>>> pread(0xC, "\317\372\355\376\a\0", 0x1000, 0x0) = 4096 0
>>>>> close(0xC) = 0 0
>>>>>
>>>>> stat("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>> 0xBFF59440, 0x1000) = -1 Err#2
>>>>>
>>>>> stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>> 0xBFF5892C, 0x1000) = -1 Err#2
>>>>> stat("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF59440,
>>>>> 0x1000) =
>>>>> -1 Err#2
>>>>> stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF5892C,
>>>>> 0x1000)
>>>>> = -1 Err#2
>>>>>
>>>>> so it looks like the VM is trying to find yaz3 at non standard Unix
>>>>> places
>>>>> (I don't know if it's SqueakVM or OSX related).
>>>>> I've created Contents/Resources/yaz3.bundle/Contents/MacOS/, put yaz
>>>>> lib
>>>>> there, ln -s libyaz.3.dylib yaz3 but no success.
>>>>>
>>>>> I've read good
>>>>> post http://forum.world.st/FFI-Documentation-td2225150.html :
>>>>>
>>>>> Module Location - where the external library file lives
>>>>>       - depends on the platform
>>>>>               - Mac
>>>>>                       - pre Snow Leopard
>>>>>                               - checks VM path and common library paths
>>>>>                       - Snow Leopard
>>>>>                               - only looks in VM bundle's Resources
>>>>> file, you must either [5]:
>>>>>                                       - store all external libraries
>>>>> there
>>>>>                                       - ln -s path/to/library
>>>>> path/to/VM/Resources/library_name
>>>>>                                       - Change the VM's Info.plist
>>>>> "SqueakPluginsBuiltInOrLocalOnly" key from
>>>>> "true" to "false."
>>>>>
>>>>> For this SqueakPluginsBuiltInOrLocalOnly I suppose I need to compile a
>>>>> VM ?
>>>>> Cheers,
>>>>> Laurent Laffont
>>>>>
>>>>>
>>>>> On Mon, Dec 20, 2010 at 4:12 PM, Hernán Morales Durand
>>>>> <[hidden email]> wrote:
>>>>>>
>>>>>> Hi Laurent
>>>>>>
>>>>>> I've read there is a couple of system calll monitors in MacOS, ktrace
>>>>>> and dtrace (http://en.wikipedia.org/wiki/Ktrace ,
>>>>>> http://en.wikipedia.org/wiki/DTrace) so you may attach to the VM and
>>>>>> see what's missing?
>>>>>> Cheers,
>>>>>>
>>>>>> Hernán
>>>>>>
>>>>>> 2010/12/20 laurent laffont <[hidden email]>:
>>>>>>> Thanks Hernan.
>>>>>>> It still doesn't work. I've also tried to play with LD_LOAD_PATH /
>>>>>>> LD_LIBRARY_PATH no success.... I want to make it work so I need to
>>>>>>> learn
>>>>>>> :)
>>>>>>>
>>>>>>> For the mangled function names, on Linux and OSX there's nm.
>>>>>>> Here's what I get:
>>>>>>> $ nm -g libyaz.3.dylib | grep ZOOM_connection_create
>>>>>>> 0000000000046a30 T _ZOOM_connection_create
>>>>>>> Cheers,
>>>>>>> Laurent
>>>>>>>
>>>>>>> On Sun, Dec 19, 2010 at 6:23 PM, Hernán Morales Durand
>>>>>>> <[hidden email]> wrote:
>>>>>>>>
>>>>>>>> Hi Laurent,
>>>>>>>>
>>>>>>>> Thanks for reporting. The correct #moduleName for MacOS was
>>>>>>>> missing,
>>>>>>>> I've uploaded a new version answering 'libyaz.3.dylib' which I
>>>>>>>> guess
>>>>>>>> is the corresponding for 'yaz3.dll' (according to
>>>>>>>> http://en.wikipedia.org/wiki/Dynamic_library#Naming ).
>>>>>>>>
>>>>>>>> I haven't access to a MacOS, but in Windows I've had to find the
>>>>>>>> mangled function names (i.e. _ZOOM_connection_create@4) so FFI can
>>>>>>>> find the function addresses and you don't get the classic "Error:
>>>>>>>> Unable to find function address". I don't know if it's related
>>>>>>>> since
>>>>>>>> talks about C++, but you may want to check
>>>>>>>> http://wiki.squeak.org/squeak/3735
>>>>>>>>
>>>>>>>> The tool I've used to find the mangled function names in Windows is
>>>>>>>> the Steve Miller's Dependency Walker
>>>>>>>> http://www.dependencywalker.com/
>>>>>>>>
>>>>>>>> 2010/12/19 laurent laffont <[hidden email]>:
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> I want to use http://www.squeaksource.com/Z3950
>>>>>>>>> Following install instructions, I've dowloaded yaz sources (I've
>>>>>>>>> tried
>>>>>>>>> 4.1.2
>>>>>>>>> and 3.0.52) as it seems there's no binary for OSX, ./configure
>>>>>>>>> && make
>>>>>>>>> &&
>>>>>>>>> make install.
>>>>>>>>> Then using latest Seaside One Click image I've copied
>>>>>>>>> /usr/local/lib/*yaz*
>>>>>>>>>  in Seaside.app/Contents/MacOS
>>>>>>>>> $ ls ~/Downloads/Seaside.app/Contents/MacOS/
>>>>>>>>> Squeak VM Opt         libyaz.a              libyaz.la
>>>>>>>>> libyaz_icu.a          libyaz_icu.la         libyaz_server.a
>>>>>>>>> libyaz_server.la libyaz.3.dylib        libyaz.dylib
>>>>>>>>>  libyaz_icu.3.dylib    libyaz_icu.dylib
>>>>>>>>>  libyaz_server.3.dylib
>>>>>>>>> libyaz_server.dylib
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> But then I have a External Module Not Found on
>>>>>>>>> YAZPQFFFILibrary>>createParser
>>>>>>>>> " YAZPQDFFILibrary default createParser "
>>>>>>>>> <cdecl: YAZPQFParser 'yaz_pqf_create' (void) module: 'yaz3'>
>>>>>>>>> ^ self externalCallFailed
>>>>>>>>>
>>>>>>>>> Any hint ?
>>>>>>>>> Cheers,
>>>>>>>>> Laurent Laffont -- FFI newbie
>>>>>>>>>
>>>>>>>>> Pharo Smalltalk Screencasts: http://www.pharocasts.com/
>>>>>>>>> Blog: http://magaloma.blogspot.com/
>>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Hernán Morales
>>>>>>>> Information Technology Manager,
>>>>>>>> Institute of Veterinary Genetics.
>>>>>>>> National Scientific and Technical Research Council (CONICET).
>>>>>>>> La Plata (1900), Buenos Aires, Argentina.
>>>>>>>> Telephone: +54 (0221) 421-1799.
>>>>>>>> Internal: 422
>>>>>>>> Fax: 425-7980 or 421-1799.
>>>>>>>
>>>>>>>
>>>>>
>>>>>
>>>
>>
>>
>
>
>
> --
> Hernán Morales
> Information Technology Manager,
> Institute of Veterinary Genetics.
> National Scientific and Technical Research Council (CONICET).
> La Plata (1900), Buenos Aires, Argentina.
> Telephone: +54 (0221) 421-1799.
> Internal: 422
> Fax: 425-7980 or 421-1799.
>

> Hi,
> I have unmangled all function names. Image also crashes when evaluating the
> Kant test. (but this time I get ILLEGAL INSTRUCTION on strace). I've tried
> with Cog and the VM in the Seaside OneClick.
> I've uploaded the modified packages on squeaksource
> here: http://www.squeaksource.com/LaurentLSandbox.html   (you can use
> Z3950Slice to load all at once).
> Laurent
>
>
>
> On Thu, Dec 23, 2010 at 1:57 AM, Hernán Morales Durand
> <[hidden email]> wrote:
>>
>> Hi Laurent,
>>
>> Thanks for the feedback, I've uploaded the repository with the missing
>> method but I cannot reproduce the crash in Windows. Have you unmangled
>> every function name tested? Are you running just the
>> Z3950FFILibraryTest? Notice the Z3950FFIServerLibraryTest tests are
>> performed against a Z39.50 server running in local host, otherwise
>> will fail (however that shouldn't crash the VM), so you may want to
>> run only the Z3950FFILibraryTest suite. If you or anyone want a local
>> Zebra server for Win32 - although most configuration files should work
>> with other platforms - for testing purposes please let me know.
>>
>> Does the Kant test crash the VM too?
>>
>> Z3950Client new
>>  server: #Acadia;
>>  query: ( Z3950Query new author: 'Kant' ).
>>
>> (see http://67.222.12.200:8889/WebOpus/52 for sample successful results)
>>
>> I will set up a Linux box tomorrow and try to reproduce there.
>> Cheers,
>>
>> 2010/12/22 laurent laffont <[hidden email]>:
>> > Hi Hernan,
>> > finally I switch back to Linux to make it work, OSX gives me headaches.
>> > So on linux the yaz module is found. I get the "Unable to find function
>> > address" but I found that writing:
>> > <cdecl: ZOOMOptions 'ZOOM_options_create' (void) module: 'yaz'>
>> > instead of
>> > <cdecl: ZOOMOptions '_ZOOM_options_create@0' (void) module: 'yaz3'>
>> > works. If I understand, function names are not mangled when compiling
>> > with
>> > gcc on Linux.
>> >
>> > Trying to run tests I've also had a "could not coerce arguments" in
>> > Z3950FFILibrary>>createConnectionTo:port because
>> > Z3950TestCase>>portNumber
>> > answers a String and
>> > <cdecl: ZOOMConnection 'ZOOM_connection_new' (char* short) module:
>> > 'yaz'>
>> > so it's waiting for a short. I've replaced portNumber to answer a
>> > SmallInteger.
>> > And now the image crashes on connectionIsIdle call:
>> > write(1, "\ncreateConnectionTo:port:", 25) = 25
>> > write(1, "\nconnectionIsIdle:", 18)     = 18
>> > rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
>> > write(1, "\n", 1)                       = 1
>> > tgkill(25830, 25830, SIGABRT)           = 0
>> > --- SIGABRT (Aborted) @ 0 (0) ---
>> >
>> > Any idea ?
>> >
>> > Laurent Laffont
>> >
>> > On Tue, Dec 21, 2010 at 7:58 AM, laurent laffont
>> > <[hidden email]>
>> > wrote:
>> >>
>> >> The module is found ! How:
>> >> - Using VM Squeak 5.8b12 2  (instead of Cog or the VM provided in
>> >> Seaside
>> >> One-Click image)
>> >> - go in Squeak\ 5.8b12\ 2.app/Contents/Resources/, then ln -s
>> >> /usr/local/lib/libyaz.3.dylib .
>> >> Now I have the "Unable to find function address" you have talked
>> >> earlier
>> >> :) I will look at the mangled function names.
>> >>
>> >> Laurent  --- on the road to the FFI mountain.
>> >>
>> >> On Tue, Dec 21, 2010 at 6:59 AM, Hernán Morales Durand
>> >> <[hidden email]> wrote:
>> >>>
>> >>> Laurent,
>> >>> I forward this e-mail to the squeak mailing list, may be someone there
>> >>> have a better idea how the OSX VM works. BTW there are more
>> >>> commentaries here
>> >>>
>> >>>
>> >>> http://forum.world.st/squeak-dev-Alien-amp-Squeak-FFI-issues-on-Snow-Leopard-td85608.html
>> >>> Cheers,
>> >>>
>> >>> Hernán
>> >>>
>> >>> 2010/12/20 laurent laffont <[hidden email]>:
>> >>> > Hi Hernan,
>> >>> > the strace equivalent on OSX seems to be dtruss (yes I'm learning
>> >>> > OSX
>> >>> > too :)
>> >>> > sudo dtruss -p [pid of process]
>> >>> > in the trace I have this:
>> >>> >
>> >>> >
>> >>> > stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>> >>> > 0xBFF59440, 0xBFF5AB28) = -1 Err#2
>> >>> >
>> >>> >
>> >>> > stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>> >>> > 0xBFF5892C, 0xBFF5AB28) = -1 Err#2
>> >>> >
>> >>> >
>> >>> > stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>> >>> > 0xBFF59440, 0xBFF5AB28) = 0 0
>> >>> >
>> >>> >
>> >>> > stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>> >>> > 0xBFF5892C, 0xBFF5AB28) = 0 0
>> >>> >
>> >>> >
>> >>> > open("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>> >>> > 0x0, 0x0) = 12 0
>> >>> > pread(0xC, "\317\372\355\376\a\0", 0x1000, 0x0) = 4096 0
>> >>> > close(0xC) = 0 0
>> >>> >
>> >>> >
>> >>> > stat("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>> >>> > 0xBFF59440, 0x1000) = -1 Err#2
>> >>> >
>> >>> >
>> >>> > stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>> >>> > 0xBFF5892C, 0x1000) = -1 Err#2
>> >>> > stat("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF59440,
>> >>> > 0x1000) =
>> >>> > -1 Err#2
>> >>> > stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF5892C,
>> >>> > 0x1000)
>> >>> > = -1 Err#2
>> >>> >
>> >>> > so it looks like the VM is trying to find yaz3 at non standard Unix
>> >>> > places
>> >>> > (I don't know if it's SqueakVM or OSX related).
>> >>> > I've created Contents/Resources/yaz3.bundle/Contents/MacOS/, put yaz
>> >>> > lib
>> >>> > there, ln -s libyaz.3.dylib yaz3 but no success.
>> >>> >
>> >>> > I've read good
>> >>> > post http://forum.world.st/FFI-Documentation-td2225150.html :
>> >>> >
>> >>> > Module Location - where the external library file lives
>> >>> >       - depends on the platform
>> >>> >               - Mac
>> >>> >                       - pre Snow Leopard
>> >>> >                               - checks VM path and common library
>> >>> > paths
>> >>> >                       - Snow Leopard
>> >>> >                               - only looks in VM bundle's Resources
>> >>> > file, you must either [5]:
>> >>> >                                       - store all external libraries
>> >>> > there
>> >>> >                                       - ln -s path/to/library
>> >>> > path/to/VM/Resources/library_name
>> >>> >                                       - Change the VM's Info.plist
>> >>> > "SqueakPluginsBuiltInOrLocalOnly" key from
>> >>> > "true" to "false."
>> >>> >
>> >>> > For this SqueakPluginsBuiltInOrLocalOnly I suppose I need to compile
>> >>> > a
>> >>> > VM ?
>> >>> > Cheers,
>> >>> > Laurent Laffont
>> >>> >
>> >>> >
>> >>> > On Mon, Dec 20, 2010 at 4:12 PM, Hernán Morales Durand
>> >>> > <[hidden email]> wrote:
>> >>> >>
>> >>> >> Hi Laurent
>> >>> >>
>> >>> >> I've read there is a couple of system calll monitors in MacOS,
>> >>> >> ktrace
>> >>> >> and dtrace (http://en.wikipedia.org/wiki/Ktrace ,
>> >>> >> http://en.wikipedia.org/wiki/DTrace) so you may attach to the VM
>> >>> >> and
>> >>> >> see what's missing?
>> >>> >> Cheers,
>> >>> >>
>> >>> >> Hernán
>> >>> >>
>> >>> >> 2010/12/20 laurent laffont <[hidden email]>:
>> >>> >> > Thanks Hernan.
>> >>> >> > It still doesn't work. I've also tried to play with LD_LOAD_PATH
>> >>> >> > /
>> >>> >> > LD_LIBRARY_PATH no success.... I want to make it work so I need
>> >>> >> > to
>> >>> >> > learn
>> >>> >> > :)
>> >>> >> >
>> >>> >> > For the mangled function names, on Linux and OSX there's nm.
>> >>> >> > Here's what I get:
>> >>> >> > $ nm -g libyaz.3.dylib | grep ZOOM_connection_create
>> >>> >> > 0000000000046a30 T _ZOOM_connection_create
>> >>> >> > Cheers,
>> >>> >> > Laurent
>> >>> >> >
>> >>> >> > On Sun, Dec 19, 2010 at 6:23 PM, Hernán Morales Durand
>> >>> >> > <[hidden email]> wrote:
>> >>> >> >>
>> >>> >> >> Hi Laurent,
>> >>> >> >>
>> >>> >> >> Thanks for reporting. The correct #moduleName for MacOS was
>> >>> >> >> missing,
>> >>> >> >> I've uploaded a new version answering 'libyaz.3.dylib' which I
>> >>> >> >> guess
>> >>> >> >> is the corresponding for 'yaz3.dll' (according to
>> >>> >> >> http://en.wikipedia.org/wiki/Dynamic_library#Naming ).
>> >>> >> >>
>> >>> >> >> I haven't access to a MacOS, but in Windows I've had to find the
>> >>> >> >> mangled function names (i.e. _ZOOM_connection_create@4) so FFI
>> >>> >> >> can
>> >>> >> >> find the function addresses and you don't get the classic
>> >>> >> >> "Error:
>> >>> >> >> Unable to find function address". I don't know if it's related
>> >>> >> >> since
>> >>> >> >> talks about C++, but you may want to check
>> >>> >> >> http://wiki.squeak.org/squeak/3735
>> >>> >> >>
>> >>> >> >> The tool I've used to find the mangled function names in Windows
>> >>> >> >> is
>> >>> >> >> the Steve Miller's Dependency Walker
>> >>> >> >> http://www.dependencywalker.com/
>> >>> >> >>
>> >>> >> >> 2010/12/19 laurent laffont <[hidden email]>:
>> >>> >> >> > Hi,
>> >>> >> >> >
>> >>> >> >> > I want to use http://www.squeaksource.com/Z3950
>> >>> >> >> > Following install instructions, I've dowloaded yaz sources
>> >>> >> >> > (I've
>> >>> >> >> > tried
>> >>> >> >> > 4.1.2
>> >>> >> >> > and 3.0.52) as it seems there's no binary for OSX, ./configure
>> >>> >> >> > && make
>> >>> >> >> > &&
>> >>> >> >> > make install.
>> >>> >> >> > Then using latest Seaside One Click image I've copied
>> >>> >> >> > /usr/local/lib/*yaz*
>> >>> >> >> >  in Seaside.app/Contents/MacOS
>> >>> >> >> > $ ls ~/Downloads/Seaside.app/Contents/MacOS/
>> >>> >> >> > Squeak VM Opt         libyaz.a              libyaz.la
>> >>> >> >> > libyaz_icu.a          libyaz_icu.la         libyaz_server.a
>> >>> >> >> > libyaz_server.la libyaz.3.dylib        libyaz.dylib
>> >>> >> >> >  libyaz_icu.3.dylib    libyaz_icu.dylib
>> >>> >> >> >  libyaz_server.3.dylib
>> >>> >> >> > libyaz_server.dylib
>> >>> >> >> >
>> >>> >> >> >
>> >>> >> >> > But then I have a External Module Not Found on
>> >>> >> >> > YAZPQFFFILibrary>>createParser
>> >>> >> >> > " YAZPQDFFILibrary default createParser "
>> >>> >> >> > <cdecl: YAZPQFParser 'yaz_pqf_create' (void) module: 'yaz3'>
>> >>> >> >> > ^ self externalCallFailed
>> >>> >> >> >
>> >>> >> >> > Any hint ?
>> >>> >> >> > Cheers,
>> >>> >> >> > Laurent Laffont -- FFI newbie
>> >>> >> >> >
>> >>> >> >> > Pharo Smalltalk Screencasts: http://www.pharocasts.com/
>> >>> >> >> > Blog: http://magaloma.blogspot.com/
>> >>> >> >> >
>> >>> >> >>
>> >>> >> >> --
>> >>> >> >> Hernán Morales
>> >>> >> >> Information Technology Manager,
>> >>> >> >> Institute of Veterinary Genetics.
>> >>> >> >> National Scientific and Technical Research Council (CONICET).
>> >>> >> >> La Plata (1900), Buenos Aires, Argentina.
>> >>> >> >> Telephone: +54 (0221) 421-1799.
>> >>> >> >> Internal: 422
>> >>> >> >> Fax: 425-7980 or 421-1799.
>> >>> >> >

> Laurent, not much progress here :(
> I just reproduced the Unix VM crash. First I've linked the library so
> we do not have to change every module name call
>
> user@ubuntu:/usr/lib$ ln -T -s /usr/lib/libyaz.so.3.0.0 yaz
>
> and I've tried to execute the library tracer in the shell script
>
> ltrace -f -l /usr/lib/libyaz.so.3.0.0 -o out.txt "$BASE/squeakvm" \
> -plugins "$BASE" \
> -encoding latin1 \
> -vm-display-X11 \
> "$ROOT/Contents/Resources/pharo.image"
>
> but it crash the VM too with an unhandled exception even before the
> GUI is displayed.
> What I've observed is that every FFI call which receives an
> ExternalStructure as parameter kills the VM. This is weird because
> this doesn't happen in the Windows VM. I ran this little script I use
> to debug the library
>
> | conn lib rs rsSize records |
> lib := Z3950FFILibrary default.
> conn := lib
> createConnectionTo: #Alabama asZ3950Server hostName
> port: 7090.
> lib createOptions.
> lib
> setConnection: conn
> optionName: 'preferredRecordSyntax'
> optionValue: 'USMARC'.
> rs := lib
> searchPqf: conn
> query:  '@attr 1=1003 collins'.
> rsSize := lib resultSetSize: rs.
> rsSize > 0
> ifFalse:  [ 'no results' ].
> records := Array new: rsSize.
> 0 to: rsSize - 1 do: [: pos |
> record := lib resultSetRecord: rs position: pos.
> record isNil not
> ifTrue:  [
> records
> at: pos + 1
> put: ( lib
> getRecord: record
> function: 'render; charset=marc8, iso8859-1'
> length: nil ). ] ].
> records
>
> and the the doIt just hangs the VM, the console output going through
> the Debugger is the following:
>
> Segmentation fault
>
> -1370902312 ContextPart>doPrimitive:method:receiver:args:
> -1370902404 ContextPart>tryPrimitiveFor:receiver:args:
> -1370902788 ContextPart>send:to:with:super:
> -1370902896 ContextPart>send:super:numArgs:
> -1370902988 InstructionStream>interpretExtension:in:for:
> -1370903080 InstructionStream>interpretNextInstructionFor:
> -1370903172 ContextPart>step
> -1370903280 Process>step
> -1370903372 Process>step:
> -1370920392 Debugger>send
> -1370937720 PluggableButtonMorph>performAction
> -1370937812 PluggableButtonMorph>mouseUp:
> -1370937996 SequenceableCollection>do:
> -1370957140 PluggableButtonMorph>mouseUp:
> -1370957232 Morph>handleMouseUp:
> -1370957324 MouseButtonEvent>sentTo:
> -1370957416 Morph>handleEvent:
> -1370957584 Morph>handleFocusEvent:
> -1370957676 HandMorph>sendFocusEvent:to:clear:
> -1370957768 PasteUpMorph>becomeActiveDuring:
> -1370957860 BlockClosure>on:do:
> -1370957992 PasteUpMorph>becomeActiveDuring:
> -1370958084 HandMorph>sendFocusEvent:to:clear:
> -1370958260 HandMorph>sendEvent:focus:clear:
> -1370958352 HandMorph>sendMouseEvent:
> -1370958444 HandMorph>handleEvent:
> -1370966728 HandMorph>processEvents
> -1370966836 WorldState>doOneCycleNowFor:
> -1370966952 SequenceableCollection>do:
> -1370967044 WorldState>handsDo:
> -1370967136 WorldState>doOneCycleNowFor:
> -1370969680 WorldState>doOneCycleFor:
> -1370969772 PasteUpMorph>doOneCycle
> -1383611064 >spawnNewProcess
> -1383611192 BlockClosure>newProcess
> Aborted
>
> it would be nice if someone could tell something about debugging FFI
> calls, or just any idea to try.
> Cheers,
>
> Hernán
>
> 2010/12/23 laurent laffont <[hidden email]>:
>> Hi,
>> I have unmangled all function names. Image also crashes when evaluating the
>> Kant test. (but this time I get ILLEGAL INSTRUCTION on strace). I've tried
>> with Cog and the VM in the Seaside OneClick.
>> I've uploaded the modified packages on squeaksource
>> here: http://www.squeaksource.com/LaurentLSandbox.html   (you can use
>> Z3950Slice to load all at once).
>> Laurent
>>
>>
>>
>> On Thu, Dec 23, 2010 at 1:57 AM, Hernán Morales Durand
>> <[hidden email]> wrote:
>>>
>>> Hi Laurent,
>>>
>>> Thanks for the feedback, I've uploaded the repository with the missing
>>> method but I cannot reproduce the crash in Windows. Have you unmangled
>>> every function name tested? Are you running just the
>>> Z3950FFILibraryTest? Notice the Z3950FFIServerLibraryTest tests are
>>> performed against a Z39.50 server running in local host, otherwise
>>> will fail (however that shouldn't crash the VM), so you may want to
>>> run only the Z3950FFILibraryTest suite. If you or anyone want a local
>>> Zebra server for Win32 - although most configuration files should work
>>> with other platforms - for testing purposes please let me know.
>>>
>>> Does the Kant test crash the VM too?
>>>
>>> Z3950Client new
>>>  server: #Acadia;
>>>  query: ( Z3950Query new author: 'Kant' ).
>>>
>>> (see http://67.222.12.200:8889/WebOpus/52 for sample successful results)
>>>
>>> I will set up a Linux box tomorrow and try to reproduce there.
>>> Cheers,
>>>
>>> 2010/12/22 laurent laffont <[hidden email]>:
>>>> Hi Hernan,
>>>> finally I switch back to Linux to make it work, OSX gives me headaches.
>>>> So on linux the yaz module is found. I get the "Unable to find function
>>>> address" but I found that writing:
>>>> <cdecl: ZOOMOptions 'ZOOM_options_create' (void) module: 'yaz'>
>>>> instead of
>>>> <cdecl: ZOOMOptions '_ZOOM_options_create@0' (void) module: 'yaz3'>
>>>> works. If I understand, function names are not mangled when compiling
>>>> with
>>>> gcc on Linux.
>>>>
>>>> Trying to run tests I've also had a "could not coerce arguments" in
>>>> Z3950FFILibrary>>createConnectionTo:port because
>>>> Z3950TestCase>>portNumber
>>>> answers a String and
>>>> <cdecl: ZOOMConnection 'ZOOM_connection_new' (char* short) module:
>>>> 'yaz'>
>>>> so it's waiting for a short. I've replaced portNumber to answer a
>>>> SmallInteger.
>>>> And now the image crashes on connectionIsIdle call:
>>>> write(1, "\ncreateConnectionTo:port:", 25) = 25
>>>> write(1, "\nconnectionIsIdle:", 18)     = 18
>>>> rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
>>>> write(1, "\n", 1)                       = 1
>>>> tgkill(25830, 25830, SIGABRT)           = 0
>>>> --- SIGABRT (Aborted) @ 0 (0) ---
>>>>
>>>> Any idea ?
>>>>
>>>> Laurent Laffont
>>>>
>>>> On Tue, Dec 21, 2010 at 7:58 AM, laurent laffont
>>>> <[hidden email]>
>>>> wrote:
>>>>>
>>>>> The module is found ! How:
>>>>> - Using VM Squeak 5.8b12 2  (instead of Cog or the VM provided in
>>>>> Seaside
>>>>> One-Click image)
>>>>> - go in Squeak\ 5.8b12\ 2.app/Contents/Resources/, then ln -s
>>>>> /usr/local/lib/libyaz.3.dylib .
>>>>> Now I have the "Unable to find function address" you have talked
>>>>> earlier
>>>>> :) I will look at the mangled function names.
>>>>>
>>>>> Laurent  --- on the road to the FFI mountain.
>>>>>
>>>>> On Tue, Dec 21, 2010 at 6:59 AM, Hernán Morales Durand
>>>>> <[hidden email]> wrote:
>>>>>>
>>>>>> Laurent,
>>>>>> I forward this e-mail to the squeak mailing list, may be someone there
>>>>>> have a better idea how the OSX VM works. BTW there are more
>>>>>> commentaries here
>>>>>>
>>>>>>
>>>>>> http://forum.world.st/squeak-dev-Alien-amp-Squeak-FFI-issues-on-Snow-Leopard-td85608.html
>>>>>> Cheers,
>>>>>>
>>>>>> Hernán
>>>>>>
>>>>>> 2010/12/20 laurent laffont <[hidden email]>:
>>>>>>> Hi Hernan,
>>>>>>> the strace equivalent on OSX seems to be dtruss (yes I'm learning
>>>>>>> OSX
>>>>>>> too :)
>>>>>>> sudo dtruss -p [pid of process]
>>>>>>> in the trace I have this:
>>>>>>>
>>>>>>>
>>>>>>> stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>>>> 0xBFF59440, 0xBFF5AB28) = -1 Err#2
>>>>>>>
>>>>>>>
>>>>>>> stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>>>> 0xBFF5892C, 0xBFF5AB28) = -1 Err#2
>>>>>>>
>>>>>>>
>>>>>>> stat("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>>>>>> 0xBFF59440, 0xBFF5AB28) = 0 0
>>>>>>>
>>>>>>>
>>>>>>> stat64("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>>>>>> 0xBFF5892C, 0xBFF5AB28) = 0 0
>>>>>>>
>>>>>>>
>>>>>>> open("/Users/laurentlaffont/Downloads/Seaside.app/Contents/Resources/yaz3\0",
>>>>>>> 0x0, 0x0) = 12 0
>>>>>>> pread(0xC, "\317\372\355\376\a\0", 0x1000, 0x0) = 4096 0
>>>>>>> close(0xC) = 0 0
>>>>>>>
>>>>>>>
>>>>>>> stat("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>>>> 0xBFF59440, 0x1000) = -1 Err#2
>>>>>>>
>>>>>>>
>>>>>>> stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3.bundle/Contents/MacOS/yaz3\0",
>>>>>>> 0xBFF5892C, 0x1000) = -1 Err#2
>>>>>>> stat("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF59440,
>>>>>>> 0x1000) =
>>>>>>> -1 Err#2
>>>>>>> stat64("/Users/laurentlaffont/Downloads/Plugins/yaz3\0", 0xBFF5892C,
>>>>>>> 0x1000)
>>>>>>> = -1 Err#2
>>>>>>>
>>>>>>> so it looks like the VM is trying to find yaz3 at non standard Unix
>>>>>>> places
>>>>>>> (I don't know if it's SqueakVM or OSX related).
>>>>>>> I've created Contents/Resources/yaz3.bundle/Contents/MacOS/, put yaz
>>>>>>> lib
>>>>>>> there, ln -s libyaz.3.dylib yaz3 but no success.
>>>>>>>
>>>>>>> I've read good
>>>>>>> post http://forum.world.st/FFI-Documentation-td2225150.html :
>>>>>>>
>>>>>>> Module Location - where the external library file lives
>>>>>>>       - depends on the platform
>>>>>>>               - Mac
>>>>>>>                       - pre Snow Leopard
>>>>>>>                               - checks VM path and common library
>>>>>>> paths
>>>>>>>                       - Snow Leopard
>>>>>>>                               - only looks in VM bundle's Resources
>>>>>>> file, you must either [5]:
>>>>>>>                                       - store all external libraries
>>>>>>> there
>>>>>>>                                       - ln -s path/to/library
>>>>>>> path/to/VM/Resources/library_name
>>>>>>>                                       - Change the VM's Info.plist
>>>>>>> "SqueakPluginsBuiltInOrLocalOnly" key from
>>>>>>> "true" to "false."
>>>>>>>
>>>>>>> For this SqueakPluginsBuiltInOrLocalOnly I suppose I need to compile
>>>>>>> a
>>>>>>> VM ?
>>>>>>> Cheers,
>>>>>>> Laurent Laffont
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Dec 20, 2010 at 4:12 PM, Hernán Morales Durand
>>>>>>> <[hidden email]> wrote:
>>>>>>>>
>>>>>>>> Hi Laurent
>>>>>>>>
>>>>>>>> I've read there is a couple of system calll monitors in MacOS,
>>>>>>>> ktrace
>>>>>>>> and dtrace (http://en.wikipedia.org/wiki/Ktrace ,
>>>>>>>> http://en.wikipedia.org/wiki/DTrace) so you may attach to the VM
>>>>>>>> and
>>>>>>>> see what's missing?
>>>>>>>> Cheers,
>>>>>>>>
>>>>>>>> Hernán
>>>>>>>>
>>>>>>>> 2010/12/20 laurent laffont <[hidden email]>:
>>>>>>>>> Thanks Hernan.
>>>>>>>>> It still doesn't work. I've also tried to play with LD_LOAD_PATH
>>>>>>>>> /
>>>>>>>>> LD_LIBRARY_PATH no success.... I want to make it work so I need
>>>>>>>>> to
>>>>>>>>> learn
>>>>>>>>> :)
>>>>>>>>>
>>>>>>>>> For the mangled function names, on Linux and OSX there's nm.
>>>>>>>>> Here's what I get:
>>>>>>>>> $ nm -g libyaz.3.dylib | grep ZOOM_connection_create
>>>>>>>>> 0000000000046a30 T _ZOOM_connection_create
>>>>>>>>> Cheers,
>>>>>>>>> Laurent
>>>>>>>>>
>>>>>>>>> On Sun, Dec 19, 2010 at 6:23 PM, Hernán Morales Durand
>>>>>>>>> <[hidden email]> wrote:
>>>>>>>>>>
>>>>>>>>>> Hi Laurent,
>>>>>>>>>>
>>>>>>>>>> Thanks for reporting. The correct #moduleName for MacOS was
>>>>>>>>>> missing,
>>>>>>>>>> I've uploaded a new version answering 'libyaz.3.dylib' which I
>>>>>>>>>> guess
>>>>>>>>>> is the corresponding for 'yaz3.dll' (according to
>>>>>>>>>> http://en.wikipedia.org/wiki/Dynamic_library#Naming ).
>>>>>>>>>>
>>>>>>>>>> I haven't access to a MacOS, but in Windows I've had to find the
>>>>>>>>>> mangled function names (i.e. _ZOOM_connection_create@4) so FFI
>>>>>>>>>> can
>>>>>>>>>> find the function addresses and you don't get the classic
>>>>>>>>>> "Error:
>>>>>>>>>> Unable to find function address". I don't know if it's related
>>>>>>>>>> since
>>>>>>>>>> talks about C++, but you may want to check
>>>>>>>>>> http://wiki.squeak.org/squeak/3735
>>>>>>>>>>
>>>>>>>>>> The tool I've used to find the mangled function names in Windows
>>>>>>>>>> is
>>>>>>>>>> the Steve Miller's Dependency Walker
>>>>>>>>>> http://www.dependencywalker.com/
>>>>>>>>>>
>>>>>>>>>> 2010/12/19 laurent laffont <[hidden email]>:
>>>>>>>>>>> Hi,
>>>>>>>>>>>
>>>>>>>>>>> I want to use http://www.squeaksource.com/Z3950
>>>>>>>>>>> Following install instructions, I've dowloaded yaz sources
>>>>>>>>>>> (I've
>>>>>>>>>>> tried
>>>>>>>>>>> 4.1.2
>>>>>>>>>>> and 3.0.52) as it seems there's no binary for OSX, ./configure
>>>>>>>>>>> && make
>>>>>>>>>>> &&
>>>>>>>>>>> make install.
>>>>>>>>>>> Then using latest Seaside One Click image I've copied
>>>>>>>>>>> /usr/local/lib/*yaz*
>>>>>>>>>>>  in Seaside.app/Contents/MacOS
>>>>>>>>>>> $ ls ~/Downloads/Seaside.app/Contents/MacOS/
>>>>>>>>>>> Squeak VM Opt         libyaz.a              libyaz.la
>>>>>>>>>>> libyaz_icu.a          libyaz_icu.la         libyaz_server.a
>>>>>>>>>>> libyaz_server.la libyaz.3.dylib        libyaz.dylib
>>>>>>>>>>>  libyaz_icu.3.dylib    libyaz_icu.dylib
>>>>>>>>>>>  libyaz_server.3.dylib
>>>>>>>>>>> libyaz_server.dylib
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> But then I have a External Module Not Found on
>>>>>>>>>>> YAZPQFFFILibrary>>createParser
>>>>>>>>>>> " YAZPQDFFILibrary default createParser "
>>>>>>>>>>> <cdecl: YAZPQFParser 'yaz_pqf_create' (void) module: 'yaz3'>
>>>>>>>>>>> ^ self externalCallFailed
>>>>>>>>>>>
>>>>>>>>>>> Any hint ?
>>>>>>>>>>> Cheers,
>>>>>>>>>>> Laurent Laffont -- FFI newbie
>>>>>>>>>>>
>>>>>>>>>>> Pharo Smalltalk Screencasts: http://www.pharocasts.com/
>>>>>>>>>>> Blog: http://magaloma.blogspot.com/
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Hernán Morales
>>>>>>>>>> Information Technology Manager,
>>>>>>>>>> Institute of Veterinary Genetics.
>>>>>>>>>> National Scientific and Technical Research Council (CONICET).
>>>>>>>>>> La Plata (1900), Buenos Aires, Argentina.
>>>>>>>>>> Telephone: +54 (0221) 421-1799.
>>>>>>>>>> Internal: 422
>>>>>>>>>> Fax: 425-7980 or 421-1799.
>>>>>>>>>
>