2012/6/19 Maxence Guesdon > On Tue, 19 Jun 2012 16:30:27 +0200 > Philippe Veber wrote: > > > Dear camlers, > > Hello, > > > I'm desperately stuck with the following issue: I fail to compile a > program > > using a module, but have no problem using the module in question in the > > toplevel. > > > > Here is how I use it in the toplevel > > > > $ ocaml > > Objective Caml version 3.12.1 > > > > # #directory > > "/home/pveber/usr/ocamlbrew/ocaml-3.12.1/lib/ocaml/site-lib/R";; > > # #load "/home/pveber/usr/ocamlbrew/ocaml-3.12.1/lib/ocaml/site-lib/R/ > > R_math.cma";; > > # Rmath.pow;; > > - : float -> float -> float = > > > > > > Now with the following program: > > $ cat test.ml > > let x = Rmath.pow 2. > > > > I try to compile with the options corresponding to the toplevel > directives: > > > > $ ocamlc -o rmath -I > > /home/pveber/usr/ocamlbrew/ocaml-3.12.1/lib/ocaml/site-lib/R > > /home/pveber/usr/ocamlbrew/ocaml-3.12.1/lib/ocaml/site-lib/R/R_math.cma > > test.ml > > File "test.ml", line 1, characters 8-17: > > Error: Unbound module Rmath > > Do you have a R_math.cmi file in your ...site-lib/R directory ? > Hi Maxence, I have a rmath.cmi, and Rmath is one of the modules contained in R_math.cma That should be ok, right? ph.