From 4f08e41c70ece13de760b45bf1391b79289cfe17 Mon Sep 17 00:00:00 2001
From: "Michael I. Bushnell" <mib@gnu.org>
Date: Thu, 3 Feb 1994 20:20:44 +0000
Subject: Initial revision
---
libdiskfs/conch-set.c | 52 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 libdiskfs/conch-set.c
(limited to 'libdiskfs/conch-set.c')
diff --git a/libdiskfs/conch-set.c b/libdiskfs/conch-set.c
new file mode 100644
index 00000000..4c58c071
--- /dev/null
+++ b/libdiskfs/conch-set.c
@@ -0,0 +1,52 @@
+/*
+ Copyright (C) 1994 Free Software Foundation
+
+ This program 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) any later version.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include "priv.h"
+
+/* Write current values into the shared page. Callers must have the
+ share lock on the shared page, as well as the inode toplock.
+ This is called by the conch management facilities of libioserver
+ as well as by us. */
+error_t
+ioserver_put_shared_data (void *arg)
+{
+ struct protid *cred = arg;
+ error_t error;
+
+ if (!(error = catch_exception ()))
+ {
+ cred->mapped->append_mode = (cred->po->openstat & O_APPEND);
+ cred->mapped->eof_notify = 0;
+ cred->mapped->do_sigio = 0;
+ cred->mapped->use_file_size = 1;
+ cred->mapped->use_read_size = 0;
+ cred->mapped->seekable = 1;
+ cred->mapped->use_prenotify_size = 1;
+ cred->mapped->use_postnotify_size = 0;
+ cred->mapped->prenotify_size = cred->po->ip->i_allocsize;
+
+ cred->mapped->xx_file_pointer = cred->po->filepointer;
+ cred->mapped->rd_file_pointer = -1;
+ cred->mapped->wr_file_pointer = -1;
+ cred->mapped->file_size = cred->po->ip->di->di_size;
+ cred->mapped->written = 0;
+ cred->mapped->accessed = 0;
+
+ end_catch_exception ();
+ }
+ return error;
+}
--
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