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/* Implementation of the KILL g77 intrinsic.

   Copyright (C) 2005 Free Software Foundation, Inc.

   Contributed by François-Xavier Coudert <coudert@clipper.ens.fr>

This file is part of the GNU Fortran 95 runtime library (libgfortran).

Libgfortran 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 2 of the License, or (at your option) any later version.

In addition to the permissions in the GNU General Public License, the

Free Software Foundation gives you unlimited permission to link the

compiled version of this file into combinations with other programs,

and to distribute those combinations without any restriction coming

from the use of this file.  (The General Public License restrictions

do apply in other respects; for example, they cover modification of

the file, and distribution when not linked into a combine

executable.)

Libgfortran 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 libgfortran; see the file COPYING.  If not,

write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

Boston, MA 02110-1301, USA.  */

#include "config.h"

#include "libgfortran.h"

#ifdef HAVE_SYS_TYPES_H

#include <sys/types.h>

#endif

#ifdef HAVE_SIGNAL_H

#include <signal.h>

#endif

#include <errno.h>

#include "../io/io.h"

/* SUBROUTINE KILL(PID, SIGNAL, STATUS)

   INTEGER, INTENT(IN) :: PID, SIGNAL

   INTEGER(KIND=1), INTENT(OUT), OPTIONAL :: STATUS

   INTEGER(KIND=1) FUNCTION KILL(PID, SIGNAL)

   INTEGER, INTENT(IN) :: PID, SIGNAL */

#ifdef HAVE_KILL

extern void kill_i4_sub (GFC_INTEGER_4 *, GFC_INTEGER_4 *, GFC_INTEGER_4 *);

iexport_proto(kill_i4_sub);

void

kill_i4_sub (GFC_INTEGER_4 *pid, GFC_INTEGER_4 *signal,

             GFC_INTEGER_4 *status)

{

  int val;

  val = kill (*pid, *signal);

  if (status != NULL)

    *status = (val == 0) ? 0 : errno;

}

iexport(kill_i4_sub);

extern void kill_i8_sub (GFC_INTEGER_8 *, GFC_INTEGER_8 *, GFC_INTEGER_8 *);

iexport_proto(kill_i8_sub);

void

kill_i8_sub (GFC_INTEGER_8 *pid, GFC_INTEGER_8 *signal,

             GFC_INTEGER_8 *status)

{

  int val;

  val = kill (*pid, *signal);

  if (status != NULL)

    *status = (val == 0) ? 0 : errno;

}

iexport(kill_i8_sub);

extern GFC_INTEGER_4 kill_i4 (GFC_INTEGER_4 *, GFC_INTEGER_4 *);

export_proto(kill_i4);

GFC_INTEGER_4

kill_i4 (GFC_INTEGER_4 *pid, GFC_INTEGER_4 *signal)

{

  GFC_INTEGER_4 val;

  kill_i4_sub (pid, signal, &val);

  return val;

}

extern GFC_INTEGER_8 kill_i8 (GFC_INTEGER_8 *, GFC_INTEGER_8 *);

export_proto(kill_i8);

GFC_INTEGER_8

kill_i8 (GFC_INTEGER_8 *pid, GFC_INTEGER_8 *signal)

{

  GFC_INTEGER_8 val;

  kill_i8_sub (pid, signal, &val);

  return val;

}

#endif