#19975: Ocaml 3.11.0 breaks Unison "ssh://" -----------------------------------+---------------------------------------- Reporter: denis.laplante@… | Owner: macports-tickets@… Type: defect | Status: new Priority: Normal | Milestone: Component: ports | Version: 1.7.1 Keywords: | Port: ocaml , unison -----------------------------------+---------------------------------------- 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@..> Date: June 13, 2009 12:47:20 AM PDT (CA) To: Denis Laplante <denis.laplante@..> 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 -- Ticket URL: <http://trac.macports.org/ticket/19975> MacPorts <http://www.macports.org/> Ports system for Mac OS