1 files changed, 92 insertions, 0 deletions
diff --git a/libgfortran/intrinsics/kill.c b/libgfortran/intrinsics/kill.c
new file mode 100644
index 0000000000..cc9ca0cdb0
--- /dev/null
+++ b/libgfortran/intrinsics/kill.c
@@ -0,0 +1,92 @@
+/* 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