Re: [Caml-list] how to install "labltk" via opam

["Mr. Herr" <misterherr@freenet.de>]

On 16.03.2016 11:07, Matej Kosik wrote:
> Hi,
>
> I would like to compile a program that requires "labltk.cmxa" which might be (I am guessing) provided by the "labltk" opam package.
>
> So I have tried to install it like this:
>
> 	opam install labltk
>
> The installation failed with a message:
>
>         The following actions will be performed:
>           ∗  install labltk 8.06.0
>
>         =-=- Gathering sources =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>         [labltk] Archive in cache
>
>         =-=- Processing actions -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>         [ERROR] The compilation of labltk failed at "make all opt".
>         Processing  1/1: [labltk: ocamlfind remove]
>         #=== ERROR while installing labltk.8.06.0 =====================================#
>         # opam-version 1.2.2 (2dee5d69c0bd29731e6cb2ee537f0adf72404ba4)
>         # os           linux
>         # command      make all opt
>         # path         /home/me/.opam/4.02.3/build/labltk.8.06.0
>         # compiler     4.02.3
>         # exit-code    2
>         # env-file     /home/me/.opam/4.02.3/build/labltk.8.06.0/labltk-23226-d2c37b.env
>         # stdout-file  /home/me/.opam/4.02.3/build/labltk.8.06.0/labltk-23226-d2c37b.out
>         # stderr-file  /home/me/.opam/4.02.3/build/labltk.8.06.0/labltk-23226-d2c37b.err
>         ### stdout ###
>         # [...]
>         # /home/me/.opam/4.02.3/bin/ocamlc.opt -c -warn-error A-3  fileevent.mli
>         # /home/me/.opam/4.02.3/bin/ocamlc.opt -c -warn-error A-3  fileevent.ml
>         # /home/me/.opam/4.02.3/bin/ocamlc.opt -c -warn-error A-3  camltkwrap.mli
>         # /home/me/.opam/4.02.3/bin/ocamlc.opt -c -warn-error A-3  camltkwrap.ml
>         # /home/me/.opam/4.02.3/bin/ocamlc.opt -c -warn-error A-3  -I +threads -I vmthreads tkthread.mli
>         # /home/me/.opam/4.02.3/bin/ocamlc.opt -c -warn-error A-3  -I +threads -I vmthreads tkthread.ml
>         # gcc -O -fno-defer-pop -Wall -D_FILE_OFFSET_BITS=64 -D_REENTRANT -I/home/me/.opam/4.02.3/lib/ocaml/caml  -O -fPIC -c cltkCaml.c
>         # Makefile:87: recipe for target 'cltkCaml.o' failed
>         # make[1]: Leaving directory '/home/me/.opam/4.02.3/build/labltk.8.06.0/support'
>         # Makefile:25: recipe for target 'all' failed
>         ### stderr ###
>         # cltkCaml.c:19:17: fatal error: tcl.h: No such file or directory
>         #  #include <tcl.h>
>         #                  ^
>         # compilation terminated.
>         # make[1]: *** [cltkCaml.o] Error 1
>         # make: *** [all] Error 2
>
>         =-=- Error report -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>         The following actions failed
>           ∗  install labltk 8.06.0
>         No changes have been performed
>
>         =-=- labltk.8.06.0 troubleshooting =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>         => This package requires Tcl/Tk with its development packages installed on your system
>
> There, I see that I need to have some "tcl.h" file.
> Looking around
>
> 	 apt-file search 'tcl.h'
>
> I see that this Debian package:
>
> 	tcl8.6-dev
>
> provides it:
>
> 	/usr/include/tcl8.6/tcl.h
>
> So I installed it:
>
> 	apt-get install tcl8.6-dev
>
> Now I am trying again to install labltk via opam:
>
> 	opam install labltk
>
> and I still get the above error message.
>
> I ran out of my own ideas what to do so I would like to ask for advice:
>
> If I am on Debian stable, what is the correct procedure to install "labltk" via opam?
>
I don't see the tcl .so files in the  tcl8.6-dev package. They might or might not be
necessary.

But more important: you do not seem to have Tk, same question here.

Maybe you can give feedback if the tcl-dev and tk-dev packages are enough for
compilation.

They are certainly not enough for Tk use.


/Str.