Adding upstream version 5.2.37.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

examples/loadables/whoami.c

@@ -0,0 +1,75 @@
+/*
+ * whoami - print out username of current user
+ */
+
+/*
+   Copyright (C) 1999-2009 Free Software Foundation, Inc.
+
+   This file is part of GNU Bash.
+   Bash 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 3 of the License, or
+   (at your option) any later version.
+
+   Bash 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 Bash.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <config.h>
+#include <stdio.h>
+
+#include "builtins.h"
+#include "shell.h"
+#include "bashgetopt.h"
+#include "common.h"
+
+int
+whoami_builtin (list)
+     WORD_LIST *list;
+{
+  int opt;
+
+  reset_internal_getopt ();
+  while ((opt = internal_getopt (list, "")) != -1)
+    {
+      switch (opt)
+	{
+	CASE_HELPOPT;
+	default:
+	  builtin_usage ();
+	  return (EX_USAGE);
+	}
+    }
+  list = loptend;
+  if (list)
+    {
+      builtin_usage ();
+      return (EX_USAGE);
+    }
+
+  if (current_user.user_name == 0)
+    get_current_user_info ();
+  printf ("%s\n", current_user.user_name);
+  return (EXECUTION_SUCCESS);
+}
+
+char *whoami_doc[] = {
+	"Print user name",
+	"",
+	"Display name of current user.",
+	(char *)NULL
+};
+
+struct builtin whoami_struct = {
+	"whoami",
+	whoami_builtin,
+	BUILTIN_ENABLED,
+	whoami_doc,
+	"whoami",
+	0
+};