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/*
   Network utilities for the Midnight Commander Virtual File System.

   Copyright (C) 1995-2024
   Free Software Foundation, Inc.

   This file is part of the Midnight Commander.

   The Midnight Commander 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.

   The Midnight Commander 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 <http://www.gnu.org/licenses/>.
 */

/**
 * \file
 * \brief Source: Virtual File System: Network utilities
 */

#include <config.h>

#include <stdlib.h>
#include <signal.h>
#include <string.h>             /* memset() */

#include "lib/global.h"

#include "netutil.h"

/*** global variables ****************************************************************************/

SIG_ATOMIC_VOLATILE_T got_sigpipe = 0;

/*** file scope macro definitions ****************************************************************/

/*** file scope type declarations ****************************************************************/

/*** forward declarations (file scope functions) *************************************************/

/*** file scope variables ************************************************************************/

/* --------------------------------------------------------------------------------------------- */
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */

static void
sig_pipe (int unused)
{
    (void) unused;
    got_sigpipe = 1;
}

/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */

void
tcp_init (void)
{
    static gboolean initialized = FALSE;
    struct sigaction sa;

    if (initialized)
        return;

    got_sigpipe = 0;
    memset (&sa, 0, sizeof (sa));
    sa.sa_handler = sig_pipe;
    sigemptyset (&sa.sa_mask);
    sigaction (SIGPIPE, &sa, NULL);

    initialized = TRUE;
}

/* --------------------------------------------------------------------------------------------- */