1 files changed, 93 insertions, 0 deletions
diff --git a/libgfortran/intrinsics/umask.c b/libgfortran/intrinsics/umask.c
new file mode 100644
index 000000000..9df684bfc
--- /dev/null
+++ b/libgfortran/intrinsics/umask.c
@@ -0,0 +1,93 @@
+/* Implementation of the UMASK intrinsic.
+   Copyright (C) 2004, 2007, 2009 Free Software Foundation, Inc.
+   Contributed by Steven G. Kargl <kargls@comcast.net>.
+
+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 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"
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+
+/* SUBROUTINE UMASK(MASK, OLD)
+   INTEGER, INTENT(IN) :: MASK
+   INTEGER, INTENT(OUT), OPTIONAL :: OLD  */
+
+extern void umask_i4_sub (GFC_INTEGER_4 *, GFC_INTEGER_4 *);
+iexport_proto(umask_i4_sub);
+
+void
+umask_i4_sub (GFC_INTEGER_4 *mask, GFC_INTEGER_4 *old)
+{
+  mode_t val = umask((mode_t) *mask);
+  if (old != NULL)
+    *old = (GFC_INTEGER_4) val;
+}
+iexport(umask_i4_sub);
+
+extern void umask_i8_sub (GFC_INTEGER_8 *, GFC_INTEGER_8 *);
+iexport_proto(umask_i8_sub);
+
+void
+umask_i8_sub (GFC_INTEGER_8 *mask, GFC_INTEGER_8 *old)
+{
+  mode_t val = umask((mode_t) *mask);
+  if (old != NULL)
+    *old = (GFC_INTEGER_8) val;
+}
+iexport(umask_i8_sub);
+
+/* INTEGER FUNCTION UMASK(MASK)
+   INTEGER, INTENT(IN) :: MASK  */
+
+extern GFC_INTEGER_4 umask_i4 (GFC_INTEGER_4 *);
+export_proto(umask_i4);
+
+GFC_INTEGER_4
+umask_i4 (GFC_INTEGER_4 *mask)
+{
+  GFC_INTEGER_4 old;
+  umask_i4_sub (mask, &old);
+  return old;
+}
+
+extern GFC_INTEGER_8 umask_i8 (GFC_INTEGER_8 *);
+export_proto(umask_i8);
+
+GFC_INTEGER_8
+umask_i8 (GFC_INTEGER_8 *mask)
+{
+  GFC_INTEGER_8 old;
+  umask_i8_sub (mask, &old);
+  return old;
+}