[MacPorts] #19975: Ocaml 3.11.0 breaks Unison "ssh://"

[MacPorts]

#19975: Ocaml 3.11.0 breaks Unison "ssh://"
-----------------------------------+----------------------------------------
 Reporter:  denis.laplante@…       |       Owner:  pguyot@…           
     Type:  defect                 |      Status:  new                
 Priority:  Normal                 |   Milestone:                     
Component:  ports                  |     Version:  1.7.1              
 Keywords:                         |        Port:  ocaml , unison     
-----------------------------------+----------------------------------------
Changes (by macsforever2000@…):

 * cc: eridius@… (added)
  * owner:  macports-tickets@… => pguyot@…


Old description:

> The major symptom was message 'Some error in create_session child' when
> trying to synchronize over ssh.
> The fix is to revert to ocaml version 3.10.2
>
> From: Jerome Vouillon <Jerome.Vouillon at ..>
> Date: June 13, 2009 12:47:20 AM PDT (CA)
> To: Denis Laplante <denis.laplante at ..>
> Subject: Re: 'Some error in create_session child'
>
> DL> Bonjour
> DL>
> DL> I get this message every time my MacPorts install of unison
> DL> @2.27.57_0+aqua
> DL> tries to start ssh.  In fact "ls -lu /usr/bin/ssh" shows that ssh
> never
> DL> gets loaded.
> DL>
> DL> Dtruss ( sudo /usr/bin/dtruss -f  Unison -debug verbose mac-via-ssh )
> DL> shows that execve() after fork() fails with error 45 ( ENOSUP Not
> DL> supported).
>
> JV> This is a bug in OCaml 3.11.0.  You should recompile Unison either
> JV> with OCaml 3.11.1 or an older version of OCaml.
> JV>
> JV> Thanks for this detailed report!
>
> With ocaml 3.11.1 the following error occurs at compile time:
> [ abbreviation: {} for
> "local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_unison/work/unison-2.27.57"
> ]
>   /Developer/usr/bin/gcc-4.0 -arch i386 -L/opt/{}/uimacnew/build/Default
> -F/opt/{}/uimacnew/build/Default -F/opt/{}/uimacnew -filelist
> /opt/{}/uimacnew/build/uimac.build/Default/uimac.build/Objects-
> normal/i386/Unison.LinkFileList -mmacosx-version-min=10.5
> /opt/{}/uimacnew/../unison-blob.o -L/opt/local/lib/ocaml -lunix
> -lthreadsnat -lstr -lasmrun -framework Cocoa -framework Security
> -framework Growl -framework ExceptionHandling -o
> /opt/{}/uimacnew/build/Default/Unison.app/Contents/MacOS/Unison
> Undefined symbols:
>  "_caml_apply2", referenced from:
>      _caml_callback2_exn in libasmrun.a(i386.o)
>  "_caml_apply3", referenced from:
>      _caml_callback3_exn in libasmrun.a(i386.o)
> ld: symbol(s) not found
> collect2: ld returned 1 exit status

New description:

 The major symptom was message 'Some error in create_session child' when
 trying to synchronize over ssh.
 The fix is to revert to ocaml version 3.10.2

 {{{
 From: Jerome Vouillon <Jerome.Vouillon at ..>
 Date: June 13, 2009 12:47:20 AM PDT (CA)
 To: Denis Laplante <denis.laplante at ..>
 Subject: Re: 'Some error in create_session child'

 DL> Bonjour
 DL>
 DL> I get this message every time my MacPorts install of unison
 DL> @2.27.57_0+aqua
 DL> tries to start ssh.  In fact "ls -lu /usr/bin/ssh" shows that ssh
 never
 DL> gets loaded.
 DL>
 DL> Dtruss ( sudo /usr/bin/dtruss -f  Unison -debug verbose mac-via-ssh )
 DL> shows that execve() after fork() fails with error 45 ( ENOSUP Not
 DL> supported).

 JV> This is a bug in OCaml 3.11.0.  You should recompile Unison either
 JV> with OCaml 3.11.1 or an older version of OCaml.
 JV>
 JV> Thanks for this detailed report!
 }}}

 With ocaml 3.11.1 the following error occurs at compile time:
 {{{
 [ abbreviation: {} for
 "local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_unison/work/unison-2.27.57"
 ]
   /Developer/usr/bin/gcc-4.0 -arch i386 -L/opt/{}/uimacnew/build/Default
 -F/opt/{}/uimacnew/build/Default -F/opt/{}/uimacnew -filelist
 /opt/{}/uimacnew/build/uimac.build/Default/uimac.build/Objects-
 normal/i386/Unison.LinkFileList -mmacosx-version-min=10.5 /opt/{}/uimacnew
 /../unison-blob.o -L/opt/local/lib/ocaml -lunix -lthreadsnat -lstr
 -lasmrun -framework Cocoa -framework Security -framework Growl -framework
 ExceptionHandling -o
 /opt/{}/uimacnew/build/Default/Unison.app/Contents/MacOS/Unison
 Undefined symbols:
  "_caml_apply2", referenced from:
      _caml_callback2_exn in libasmrun.a(i386.o)
  "_caml_apply3", referenced from:
      _caml_callback3_exn in libasmrun.a(i386.o)
 ld: symbol(s) not found
 collect2: ld returned 1 exit status
 }}}

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Ticket URL: <http://trac.macports.org/ticket/19975#comment:1>
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