Retro68/gcc/libgfortran/intrinsics/kill.c
2017-10-07 02:16:47 +02:00

93 lines
2.5 KiB
C

/* Implementation of the KILL g77 intrinsic.
Copyright (C) 2005-2017 Free Software Foundation, Inc.
Contributed by François-Xavier Coudert <coudert@clipper.ens.fr>
This file is part of the GNU Fortran 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 3 of the License, or (at your option) any later version.
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.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "libgfortran.h"
#include <errno.h>
#include <signal.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