Re: where to start with OPAM errors

[Anil Madhavapeddy <anil@xxxxxxxxxx>]

You need to install the PCRE C library; see the Real World OCaml installation 
section. This is where "pcre-config" comes from.

On 16 May 2013, at 08:48, Heidi Howard <hh360@xxxxxxxxx> wrote:

> another day, another question :)
> 
> $opam install exited erroneously with the following error. I have no
> idea really were to start to try to identify the issue, any
> suggestions ?
> 
> Due to some errors while processing pcre-ocaml.7.0.2, the following
> actions will NOT be proceeded:
> - install core_extended.109.21.00
> 
> ==== ERROR [while installing pcre-ocaml.7.0.2] ====
> # opam-version    1.0.0
> # os              linux
> # command         make
> # path            /auto/homes/hh360/.opam/4.00.1/build/pcre-ocaml.7.0.2
> # exit-code       2
> # env-file
> /auto/homes/hh360/.opam/4.00.1/build/pcre-ocaml.7.0.2/pcre-ocaml-865888.env
> # stdout-file
> /auto/homes/hh360/.opam/4.00.1/build/pcre-ocaml.7.0.2/pcre-ocaml-865888.out
> # stderr-file
> /auto/homes/hh360/.opam/4.00.1/build/pcre-ocaml.7.0.2/pcre-ocaml-865888.err
> ### stdout ###
> ...[truncated]
> with_pcre_config: .................................... pcre-config
> Strict compile-time checks: .......................... true
> Build examples: ...................................... true
> Create documentations: ............................... true
> Compile tests executable and library and run them: ... false
> ocamldoc: ............................................
> /auto/homes/hh360/.opam/4.00.1/bin/ocamldoc
> 
> ocaml setup.ml -build
> /auto/homes/hh360/.opam/4.00.1/bin/ocamlopt.opt -I
> /auto/homes/hh360/.opam/4.00.1/lib/ocaml/ocamlbuild unix.cmxa
> /auto/homes/hh360/.opam/4.00.1/lib/ocaml/ocamlbuild/ocamlbuildlib.cmxa
> myocamlbuild.ml
> /auto/homes/hh360/.opam/4.00.1/lib/ocaml/ocamlbuild/ocamlbuild.cmx -o
> myocamlbuild
> Exception End_of_file.
> ### stderr ###
> /bin/sh: 1: pcre-config: not found
> E: Failure("Command ''/auto/homes/hh360/.opam/4.00.1/bin/ocamlbuild'
> lib/libpcre_stubs.a lib/dllpcre_stubs.so lib/pcre.cma lib/pcre.cmxa
> lib/pcre.a lib/pcre.cmxs examples/cloc/cloc.native
> examples/count_hash/count_hash.native
> examples/pcregrep/pcregrep.native examples/subst/subst.native -tag
> debug' terminated with error code 100")
> make: *** [build] Error 1
> 
> Thank you so much for your help :)
> --
> Regards
> Heidi
>