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-rw-r--r--examples/loadables/whoami.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/examples/loadables/whoami.c b/examples/loadables/whoami.c
new file mode 100644
index 0000000..3e7e36e
--- /dev/null
+++ b/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
+};