[Minios-devel] [UNIKRAFT PATCH] lib/nolibc: Add offsetof macro to stddef.h

[Razvan Cojocaru <razvan.cojocaru93@xxxxxxxxx>]

Simple offsetof macro wrapper needed by Xen network netfront
driver.

Signed-off-by: Razvan Cojocaru <razvan.cojocaru93@xxxxxxxxx>
---
 lib/nolibc/include/stddef.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/nolibc/include/stddef.h b/lib/nolibc/include/stddef.h
index 1e66615..a8ed523 100644
--- a/lib/nolibc/include/stddef.h
+++ b/lib/nolibc/include/stddef.h
@@ -49,6 +49,10 @@ typedef __sptr ptrdiff_t;
 #define NULL ((void *) 0)
 #endif
 
+#ifndef offsetof
+#define offsetof(t, d) __offsetof(t, d)
+#endif
+
 #ifdef __cplusplus
 }
 #endif
-- 
2.7.4


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