-/* Copyright (C) 2002-2003 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
Contributed by Andy Vaught
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, or (at your option)
+the Free Software Foundation; either version 3, 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, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+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 "config.h"
-#include "libgfortran.h"
#include "io.h"
+#include "unix.h"
+#include <limits.h>
typedef enum
{ CLOSE_DELETE, CLOSE_KEEP, CLOSE_UNSPECIFIED }
close_status;
-static st_option status_opt[] = {
+static const st_option status_opt[] = {
{"keep", CLOSE_KEEP},
{"delete", CLOSE_DELETE},
- {NULL}
+ {NULL, 0}
};
-extern void st_close (void);
+extern void st_close (st_parameter_close *);
export_proto(st_close);
void
-st_close (void)
+st_close (st_parameter_close *clp)
{
close_status status;
gfc_unit *u;
+#if !HAVE_UNLINK_OPEN_FILE
+ char *path;
+
+ path = NULL;
+#endif
- library_start ();
+ library_start (&clp->common);
- status = (ioparm.status == NULL) ? CLOSE_UNSPECIFIED :
- find_option (ioparm.status, ioparm.status_len, status_opt,
- "Bad STATUS parameter in CLOSE statement");
+ status = !(clp->common.flags & IOPARM_CLOSE_HAS_STATUS) ? CLOSE_UNSPECIFIED :
+ find_option (&clp->common, clp->status, clp->status_len,
+ status_opt, "Bad STATUS parameter in CLOSE statement");
- if (ioparm.library_return != LIBRARY_OK)
+ if ((clp->common.flags & IOPARM_LIBRETURN_MASK) != IOPARM_LIBRETURN_OK)
+ {
+ library_end ();
return;
+ }
- u = find_unit (ioparm.unit);
+ u = find_unit (clp->common.unit);
if (u != NULL)
{
+ if (close_share (u) < 0)
+ generate_error (&clp->common, LIBERROR_OS, "Problem in CLOSE");
if (u->flags.status == STATUS_SCRATCH)
{
if (status == CLOSE_KEEP)
- generate_error (ERROR_BAD_OPTION,
+ generate_error (&clp->common, LIBERROR_BAD_OPTION,
"Can't KEEP a scratch file on CLOSE");
+#if !HAVE_UNLINK_OPEN_FILE
+ path = strdup (u->filename);
+#endif
}
else
{
if (status == CLOSE_DELETE)
- delete_file (u);
+ {
+ if (u->flags.readonly)
+ generate_warning (&clp->common, "STATUS set to DELETE on CLOSE"
+ " but file protected by READONLY specifier");
+ else
+ {
+#if HAVE_UNLINK_OPEN_FILE
+ remove (u->filename);
+#else
+ path = strdup (u->filename);
+#endif
+ }
+ }
}
close_unit (u);
+
+#if !HAVE_UNLINK_OPEN_FILE
+ if (path != NULL)
+ {
+ remove (path);
+ free (path);
+ }
+#endif
}
+ /* CLOSE on unconnected unit is legal and a no-op: F95 std., 9.3.5. */
library_end ();
}