From 020a30be0d9a3b56a98c4e4094d13d3b4e3bd4eb Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Sat, 26 Nov 2011 21:33:59 +0100
Subject: add magicvar command

The magicvar command gives an overview about all environment variables
with a special meaning.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 commands/magicvar.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 commands/magicvar.c

(limited to 'commands/magicvar.c')

diff --git a/commands/magicvar.c b/commands/magicvar.c
new file mode 100644
index 0000000000..31606d2afa
--- /dev/null
+++ b/commands/magicvar.c
@@ -0,0 +1,20 @@
+#include <common.h>
+#include <command.h>
+#include <magicvar.h>
+
+static int do_magicvar(struct command *cmdtp, int argc, char *argv[])
+{
+	struct magicvar *m;
+
+	for (m = &__barebox_magicvar_start;
+			m != &__barebox_magicvar_end;
+			m++)
+		printf("%-32s %s\n", m->name, m->description);
+
+	return 0;
+}
+
+BAREBOX_CMD_START(magicvar)
+	.cmd		= do_magicvar,
+	.usage		= "List information about magic variables",
+BAREBOX_CMD_END
-- 
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