This will allow to detect incompatibility between the env abi and the current
barebox one
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
---
common/command.c | 2 ++
include/command.h | 1 +
include/command_abi.h | 12 ++++++++++++
3 files changed, 15 insertions(+)
create mode 100644 include/command_abi.h
diff --git a/common/command.c b/common/command.c
index 873b3ff..c80538c 100644
--- a/common/command.c
+++ b/common/command.c
@@ -154,6 +154,8 @@ static int init_command_list(void)
{
struct command *cmdtp;
+ export_env_ull("command_abi_version", COMMAND_ABI_VERSION);
+
for (cmdtp = &__barebox_cmd_start;
cmdtp != &__barebox_cmd_end;
cmdtp++)
diff --git a/include/command.h b/include/command.h
index ffc722c..c49a014 100644
--- a/include/command.h
+++ b/include/command.h
@@ -25,6 +25,7 @@
#include <linux/list.h>
#include <linux/stringify.h>
+#include <command_abi.h>
#ifndef NULL
#define NULL 0
diff --git a/include/command_abi.h b/include/command_abi.h
new file mode 100644
index 0000000..264c003
--- /dev/null
+++ b/include/command_abi.h
@@ -0,0 +1,12 @@
+/*
+ * (C) Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
+ *
+ * Under GPL v2
+ */
+
+#ifndef __COMMAND_ABI_H__
+#define __COMMAND_ABI_H__
+
+#define COMMAND_ABI_VERSION 0
+
+#endif /* __COMMAND_ABI_H__ */
--
1.7.10.4
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