1 files changed, 78 insertions, 0 deletions
diff --git a/cpukit/libmisc/shell/main_lsof.c b/cpukit/libmisc/shell/main_lsof.c
new file mode 100644
index 0000000000..993d107da8
--- /dev/null
+++ b/cpukit/libmisc/shell/main_lsof.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2012 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#if HAVE_CONFIG_H
+  #include "config.h"
+#endif
+
+#include <rtems/libio_.h>
+#include <rtems/shell.h>
+#include <rtems/shellconfig.h>
+
+static void lsof(void)
+{
+  rtems_chain_control *mt_chain = &rtems_filesystem_mount_table;
+  rtems_chain_node *mt_node = NULL;
+
+  for (
+    mt_node = rtems_chain_first( mt_chain );
+    !rtems_chain_is_tail( mt_chain, mt_node );
+    mt_node = rtems_chain_next( mt_node )
+  ) {
+    rtems_filesystem_mount_table_entry_t *mt_entry =
+      (rtems_filesystem_mount_table_entry_t *) mt_node;
+    rtems_chain_control *mt_entry_chain = &mt_entry->location_chain;
+    rtems_chain_node *mt_entry_node = NULL;
+
+    printk(
+      "%c %c %s %s -> %s root 0x%08x -> 0x%08x\n",
+      mt_entry->mounted ? 'M' : 'U',
+      mt_entry->writeable ? 'W' : 'R',
+      mt_entry->type,
+      mt_entry->target,
+      mt_entry->dev,
+      mt_entry->mt_fs_root,
+      mt_entry->mt_fs_root->location.node_access
+    );
+
+    for (
+      mt_entry_node = rtems_chain_first( mt_entry_chain );
+      !rtems_chain_is_tail( mt_entry_chain, mt_entry_node );
+      mt_entry_node = rtems_chain_next( mt_entry_node )
+    ) {
+      const rtems_filesystem_location_info_t *loc =
+        (rtems_filesystem_location_info_t *) mt_entry_node;
+
+      printk(
+        "\t0x%08x -> 0x%08x\n",
+        loc,
+        loc->node_access
+      );
+    }
+  }
+}
+
+static int rtems_shell_main_lsof(int argc, char **argv)
+{
+  lsof();
+
+  return 0;
+}
+
+rtems_shell_cmd_t rtems_shell_LSOF_Command = {
+  .name = "lsof",
+  .usage = "lsof",
+  .topic = "files",
+  .command = rtems_shell_main_lsof
+};