sigpipe-die.c

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Hash : 6f6cc5e0
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Date : 2024-12-08T18:05:31

Use the translation domain "gnulib".

* lib/argmatch.c (_): Use translation domain "gnulib".
* lib/bitset/stats.c (_): Likewise.
* lib/c-stack.c (_): Likewise.
* lib/clean-temp.c (_): Likewise.
* lib/clean-temp-simple.c (_): Likewise.
* lib/closein.c (_): Likewise.
* lib/closeout.c (_): Likewise.
* lib/copy-acl.c (_): Likewise.
* lib/copy-file.c (_): Likewise.
* lib/csharpcomp.c (_): Likewise.
* lib/csharpexec.c (_): Likewise.
* lib/cygpath.c (_): Likewise.
* lib/dfa.c (_): Likewise.
* lib/error.c (_): Likewise.
* lib/execute.c (_): Likewise.
* lib/gai_strerror.c (_): Likewise.
* lib/getaddrinfo.c (_): Likewise.
* lib/getopt.c (_): Likewise.
* lib/javacomp.c (_): Likewise.
* lib/javaexec.c (_): Likewise.
* lib/javaversion.c (_): Likewise.
* lib/mkdir-p.c (_): Likewise.
* lib/obstack.c (_) [!_LIBC]: Likewise.
* lib/openat-die.c (_): Likewise.
* lib/os2-spawn.c (_): Likewise.
* lib/pagealign_alloc.c (_): Likewise.
* lib/parse-datetime.y (_): Likewise.
* lib/pipe-filter-gi.c (_): Likewise.
* lib/pipe-filter-ii.c (_): Likewise.
* lib/quotearg.c (_): Likewise.
* lib/regex_internal.h (_): Likewise.
* lib/rpmatch.c (_): Likewise.
* lib/set-acl.c (_): Likewise.
* lib/sigpipe-die.c (_): Likewise.
* lib/spawn-pipe.c (_): Likewise.
* lib/strsignal.c (_) [!_LIBC]: Likewise.
* lib/timevar.c (_): Likewise.
* lib/unicodeio.c (_): Likewise.
* lib/userspec.c (_): Likewise.
* lib/version-etc.c (_): Likewise.
* lib/wait-process.c (_): Likewise.
* lib/xalloc-die.c (_): Likewise.
* lib/xbinary-io.c (_): Likewise.
* lib/xfreopen.c (_): Likewise.
* lib/xmemcoll.c (_): Likewise.
* lib/xsetenv.c (_): Likewise.
* lib/xstdopen.c (_): Likewise.
* lib/xstrerror.c (_): Likewise.
* modules/acl (Depends-on): Add gnulib-i18n.
* modules/argmatch (Depends-on): Likewise.
* modules/bitset (Depends-on): Likewise.
* modules/c-stack (Depends-on): Likewise.
* modules/clean-temp (Depends-on): Likewise.
* modules/clean-temp-simple (Depends-on): Likewise.
* modules/closein (Depends-on): Likewise.
* modules/closeout (Depends-on): Likewise.
* modules/copy-file (Depends-on): Likewise.
* modules/csharpcomp (Depends-on): Likewise.
* modules/csharpexec (Depends-on): Likewise.
* modules/cygpath (Depends-on): Likewise.
* modules/dfa (Depends-on): Likewise.
* modules/error (Depends-on): Likewise.
* modules/execute (Depends-on): Likewise.
* modules/getaddrinfo (Depends-on): Likewise.
* modules/getopt-posix (Depends-on): Likewise.
* modules/javacomp (Depends-on): Likewise.
* modules/javaexec (Depends-on): Likewise.
* modules/javaversion (Depends-on): Likewise.
* modules/mkdir-p (Depends-on): Likewise.
* modules/obstack (Depends-on): Likewise.
* modules/openat-die (Depends-on): Likewise.
* modules/pagealign_alloc (Depends-on): Likewise.
* modules/parse-datetime (Depends-on): Likewise.
* modules/pipe-filter-gi (Depends-on): Likewise.
* modules/pipe-filter-ii (Depends-on): Likewise.
* modules/quotearg (Depends-on): Likewise.
* modules/regex (Depends-on): Likewise.
* modules/rpmatch (Depends-on): Likewise.
* modules/sigpipe-die (Depends-on): Likewise.
* modules/spawn-pipe (Depends-on): Likewise.
* modules/strsignal (Depends-on): Likewise.
* modules/timevar (Depends-on): Likewise.
* modules/unicodeio (Depends-on): Likewise.
* modules/userspec (Depends-on): Likewise.
* modules/version-etc (Depends-on): Likewise.
* modules/wait-process (Depends-on): Likewise.
* modules/xalloc-die (Depends-on): Likewise.
* modules/xbinary-io (Depends-on): Likewise.
* modules/xfreopen (Depends-on): Likewise.
* modules/xmemcoll (Depends-on): Likewise.
* modules/xsetenv (Depends-on): Likewise.
* modules/xstdopen (Depends-on): Likewise.
* modules/xstrerror (Depends-on): Likewise.

Download

lib/sigpipe-die.c

/* Report a SIGPIPE signal and exit.
   Copyright (C) 2008-2024 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

/* Written by Bruno Haible <bruno@clisp.org>, 2008.  */

#include <config.h>

/* Specification.  */
#include "sigpipe-die.h"

#include <signal.h>
#include <stdlib.h>

#include <error.h>
#include "exitfail.h"

#include "gettext.h"
#define _(msgid) dgettext ("gnulib", msgid)

void
sigpipe_die (void)
{
  error (exit_failure, 0, "%s",
         _("error writing to a closed pipe or socket"));

  /* Ensure that this function really does not return.  */
  abort ();
}

static void (*prepare_die_hook) (void);

/* This is the signal handler for SIGPIPE.  It is invoked synchronously,
   therefore it can make library calls to malloc(), gettext(), exit() etc. -
   although in general it is undefined behaviour to do such calls from
   within signal handlers.  */
static void
sigpipe_die_handler (int sig)
{
  if (prepare_die_hook != NULL)
    (*prepare_die_hook) ();
  sigpipe_die ();
}

void
install_sigpipe_die_handler (void (*prepare_die) (void))
{
  prepare_die_hook = prepare_die;

  /* Install the handler.  */
  {
    struct sigaction action;

    action.sa_handler = sigpipe_die_handler;
    action.sa_flags = 0;
    sigemptyset (&action.sa_mask);
    if (sigaction (SIGPIPE, &action, NULL) >= 0)
      {
        /* Unblock the signal (just in case).  This is needed because if the
           signal was blocked in the parent process, it is also blocked in
           this process: the mask of blocked signals is inherited across
           fork/exec (except for SIGCHLD).  */
        sigset_t sigpipe_set;

        sigemptyset (&sigpipe_set);
        sigaddset (&sigpipe_set, SIGPIPE);
        sigprocmask (SIG_UNBLOCK, &sigpipe_set, NULL);
      }
  }
}

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kc3-lang/gnulib/lib/sigpipe-die.c

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lib/sigpipe-die.c