and with "which ocamlrun"
you get the info, which one is used. Ciao, Oliver On Sun, Dec 18, 2011 at 01:30:25PM +0900, Jacques Garrigue wrote: > This basically means that you have 2 ocamlrun on this machine. > ./prog calls ocamlrun with a fixed path, but the 1st ocamlrun is your > path is an incompatible one. > Do "head -1 prog" to see the right ocamlrun. > > Jacques Garrigue > > ----- > From: Dmitry Grebeniuk <gds...@gmail.com> > > Hello. > > The OCaml manual states that executing bytecode program > with "./prog" and "ocamlrun ./prog" should give the same result > (in simple case, without options and environment modifications). > However in my case the result is different: "./prog" executes > well, but "ocamlrun ./prog" gives > "Fatal error: unknown C primitive `unix_dup'". > > But I have no good minimal case (other small unix.cma-dependent > programs run fine both ways), and I can't show the full sources due > to my contract with employer. > I suspect this issue can give me additional headache in the future, > so I prefer to solve it now. > > How can I find the source of this problem? > > What I have checked for now: > - host OS is linux (gentoo, fresh enough) > - the host contains (and contained ever) only one OCaml installation > (3.11.2), and I can't install more recent OCaml versions > system-wide (and I want this program to work under system-wide > 3.11.2 anywhere) > - ocaml toplevel doesn't fail on "#load "unix.cma"" and on calls to > functions of Unix module > - this system doesn't provide ocamlobjinfo, so I can't read its output > - the program is built with ocamlbuild, without custom myocamlbuild.ml > and other C-specific options, however some libraries may use > C bindings (I'll check this if it is important) > - I've tried to set environment variable LD_DEBUG=libs and run > both cases: "ocamlrun ./prog" output is pasted to > http://paste.in.ua/3499/raw/ , "./prog" output is pasted to > http://paste.in.ua/3500/raw/ , but I don't understand where > the problem is, even after meditation on these logs > > What should I do to diagnose this problem? > > -- > Caml-list mailing list. Subscription management and archives: > https://sympa-roc.inria.fr/wws/info/caml-list > Beginner's list: http://groups.yahoo.com/group/ocaml_beginners > Bug reports: http://caml.inria.fr/bin/caml-bugs > > -- > Caml-list mailing list. Subscription management and archives: > https://sympa-roc.inria.fr/wws/info/caml-list > Beginner's list: http://groups.yahoo.com/group/ocaml_beginners > Bug reports: http://caml.inria.fr/bin/caml-bugs > -- Caml-list mailing list. Subscription management and archives: https://sympa-roc.inria.fr/wws/info/caml-list Beginner's list: http://groups.yahoo.com/group/ocaml_beginners Bug reports: http://caml.inria.fr/bin/caml-bugs
