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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., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, 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