2001-01-25 Fernando Ruiz <fernando.ruiz@ctv.es>

	* Alternate email is correo@fernando-ruiz.com
	* libc/privateenv.c: New file.
	* include/rtems/libio_.h, libc/Makefile.am, libc/base_fs.c,
	libc/unmount.c: Moved default umask, current working directory,
	root, and links followed count into a structure "user environment"
	that can then be treated as a unit.  This enable giving unique
	copies of these to individual threads or collection of threads.

1 files changed, 37 insertions, 0 deletions

diff --git a/cpukit/libcsupport/src/privateenv.c b/cpukit/libcsupport/src/privateenv.c
new file mode 100644
index 0000000000..4dc0144acc
--- /dev/null
+++ b/cpukit/libcsupport/src/privateenv.c
@@ -0,0 +1,37 @@
+/*
+ *  Instantatiate a private user environment for the calling thread.
+ *
+ *  Submitted by: fernando.ruiz@ctv.es (correo@fernando-ruiz.com)
+ *
+ *  COPYRIGHT (c) 1989-2000.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems.h>
+#include <rtems/libio.h>
+#include <rtems/libio_.h>
+
+rtems_status_code rtems_libio_set_private_env(void) {
+  rtems_status_code sc;
+
+  sc = rtems_task_variable_add(RTEMS_SELF,(void*)&rtems_current_user_env,free);
+  if (sc != RTEMS_SUCCESSFUL)
+    return sc;
+
+  rtems_current_user_env = malloc(sizeof(rtems_user_env_t));
+  if (!rtems_current_user_env)
+    return RTEMS_NO_MEMORY;
+
+  *rtems_current_user_env = rtems_global_user_env;
+  return RTEMS_SUCCESSFUL;
+}