public inbox for systemtap@sourceware.org
 help / color / mirror / Atom feed
From: 越峰裴 <peiyuefeng@gmail.com>
To: systemtap@sourceware.org
Subject: how can i call fflush in embedded c code?
Date: Wed, 3 Mar 2021 16:17:18 +0800	[thread overview]
Message-ID: <CA+hDufAb_wPRs8jjA==oaHjC8sMedk37zRqOmL-ULvEmwacmwg@mail.gmail.com> (raw)

source code:

test.stp
#!/usr/bin/stap

%{
#include <stdio.h>
%}

function a() %{
  _stp_printf("abcd");
  fflush(stdout);
%}


probe begin {
        a()
}

>> stap -p -gv  test.stp
/tmp/stapdVs7bQ/stap_d2c2c903ade736f3fa649c78b8ab19e9_973_src.c:33:19:
fatal error: stdio.h: No such file or directory
 #include <stdio.h>
                   ^
compilation terminated.


question: how can compile it?

                 reply	other threads:[~2021-03-03  8:17 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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='CA+hDufAb_wPRs8jjA==oaHjC8sMedk37zRqOmL-ULvEmwacmwg@mail.gmail.com' \
    --to=peiyuefeng@gmail.com \
    --cc=systemtap@sourceware.org \
    /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 read-only IMAP folder(s) and NNTP newsgroup(s).