check.c (gfc_check_getcwd_sub): Fix seg fault.

	* check.c (gfc_check_getcwd_sub): Fix seg fault.

	* check.c (gfc_check_exit,gfc_check_umask,gfc_check_umask_sub,
	gfc_check_unlink,gfc_check_unlink_sub): New functions
	* gfortran.h (GFC_ISYM_UMASK,GFC_ISYM_UNLINK): New symbols
	* intrinsic.c (add_functions,add_subroutines): Add umask, unlink,
	exit to intrinsics symbol tables.
	* intrinsic.h (gfc_check_umask,gfc_check_unlink,gfc_check_exit,
	gfc_check_umask_sub,gfc_check_unlink_sub,gfc_resolve_umask,
	gfc_resolve_unlink,gfc_resolve_exit,gfc_resolve_umask_sub,
	gfc_resolve_unlink_sub): Add and sort prototypes.
	* iresolve.c (gfc_resolve_umask,gfc_resolve_unlink,gfc_resolve_exit,
	gfc_resolve_umask_sub,gfc_resolve_unlink_sub): New functions
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Use symbols

libgfortran/
	* Makefile.am: Add intrinsics/{umask.c,unlink.c,exit.c}
	* Makefile.in: Regenerated
	* intrinsics/umask.c: New file
	* intrinsics/unlink.c: ditto
	* intrinsics/exit.c: ditto

From-SVN: r90949

1 files changed, 75 insertions, 0 deletions

diff --git a/libgfortran/intrinsics/umask.c b/libgfortran/intrinsics/umask.c
new file mode 100644
index 0000000..cf41451
--- /dev/null
+++ b/libgfortran/intrinsics/umask.c
@@ -0,0 +1,75 @@
+/* Implementation of the UMASK intrinsic.
+   Copyright (C) 2004 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 Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 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 Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with libgfor; see the file COPYING.LIB.  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_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+
+/* SUBROUTINE UMASK(MASK, OLD)
+   INTEGER, INTENT(IN) :: MASK
+   INTEGER, INTENT(OUT), OPTIONAL :: OLD  */
+
+void
+prefix(umask_i4_sub) (GFC_INTEGER_4 * mask, GFC_INTEGER_4 * old)
+{
+  mode_t val;
+
+  val = umask((mode_t) *mask);
+  if (old != NULL)
+    *old = (GFC_INTEGER_4) val;
+}
+
+void
+prefix(umask_i8_sub) (GFC_INTEGER_8 * mask, GFC_INTEGER_8 * old)
+{
+  mode_t val;
+
+  val = umask((mode_t) *mask);
+  if (old != NULL)
+    *old = (GFC_INTEGER_8) val;
+}
+
+/* INTEGER FUNCTION UMASK(MASK)
+   INTEGER, INTENT(IN) :: MASK  */
+
+GFC_INTEGER_4
+prefix(umask) (GFC_INTEGER_4 * mask)
+{
+  GFC_INTEGER_4 old;
+  prefix(umask_i4_sub) (mask, &old);
+  return old;
+}
+
+GFC_INTEGER_8
+prefix(umask_i8) (GFC_INTEGER_8 * mask)
+{
+  GFC_INTEGER_8 old;
+  prefix(umask_i8_sub) (mask, &old);
+  return old;
+}