caml-list - the Caml user's mailing list
 help / color / mirror / Atom feed
From: "Christoph Höger" <christoph.hoeger@celeraone.com>
To: "Nicolás Ojeda Bär" <nicolas.ojeda.bar@lexifi.com>
Cc: OCaml Mailing List <caml-list@inria.fr>
Subject: Re: [Caml-list] Is there some builtin function that flushes buffers on shutdown?
Date: Fri, 3 Feb 2017 11:15:08 +0100	[thread overview]
Message-ID: <CAOazmvsku4xs8ed76YCZxVqw+HT+krm0+nZCp07iB+2SiTWOjw@mail.gmail.com> (raw)
In-Reply-To: <CADK7aFPfP2NwRrK0y9tyKsQr62juNLQHnY7d4Thfqu+e_=KGwA@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1555 bytes --]

That sounded totally reasonable, but is not the cause. When I think about
it, it cannot work that way, since the linker should have complained about
a missing symbol, right?

On Fri, Feb 3, 2017 at 10:16 AM, Nicolás Ojeda Bär <
nicolas.ojeda.bar@lexifi.com> wrote:

> Hi Christoph,
>
> I can't check now, but it sounds like you forgot to link $(ocamlc
> -where)/std_exit.o into your executable.
>
> Cheers!
> Nicolas
>
>
> On Fri, Feb 3, 2017 at 9:56 AM, Christoph Höger <
> christoph.hoeger@celeraone.com> wrote:
>
>> Dear all,
>>
>> I managed to manually link and run an object file generated by ocamlopt.
>> A small part seems to be missing, however:
>>
>> ➜  llvmlink ocamlfind opt -package ANSITerminal -linkpkg -verbose
>> -output-obj -o test.object.o test.ml
>>
>> ➜  llvmlink clang -I$(ocamlc -where) -lm wrapper.c test.object.o -o
>> wrapper ~/.opam/4.04.0/lib/ocaml/libunix.a -ldl
>> ~/.opam/4.04.0/lib/ocaml/libasmrun.a /home/choeger/.opam/4.04.0/lib
>> /ANSITerminal/libANSITerminal_stubs.a
>>
>> These commands produce an executable output, but the screen remains
>> empty. This changes, when I manually flush the stdout buffer in the code (I
>> obtain the desired results then).
>>
>> Find attached the test sources. When I uncomment the Printf.printf in
>> test.ml, everything seems to work fine. But when I compile the test
>> using ocamlopt solely, this is not necessary. It seems some buffers do not
>> get flushed here. Does anyone know, why?
>>
>> regards,
>>
>> Christoph
>>
>>
>

[-- Attachment #2: Type: text/html, Size: 2436 bytes --]

  reply	other threads:[~2017-02-03 10:15 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-03  8:56 Christoph Höger
2017-02-03  9:16 ` Nicolás Ojeda Bär
2017-02-03 10:15   ` Christoph Höger [this message]
2017-02-03 10:52     ` Nicolás Ojeda Bär
2017-02-03 11:37       ` Nicolás Ojeda Bär
2017-02-09 12:53         ` Christoph Höger

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAOazmvsku4xs8ed76YCZxVqw+HT+krm0+nZCp07iB+2SiTWOjw@mail.gmail.com \
    --to=christoph.hoeger@celeraone.com \
    --cc=caml-list@inria.fr \
    --cc=nicolas.ojeda.bar@lexifi.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).