From a4d142cf97cb16ddd8bfabdb68dd006c1f363b2c Mon Sep 17 00:00:00 2001
From: Avril <flanchan@cumallover.me>
Date: Sun, 26 May 2019 14:39:36 +0100
Subject: [PATCH] packing for GCC

---
 libsipc/include/sipc.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/libsipc/include/sipc.h b/libsipc/include/sipc.h
index 0cabc3f..bf7fcee 100644
--- a/libsipc/include/sipc.h
+++ b/libsipc/include/sipc.h
@@ -28,7 +28,13 @@ typedef enum {
 
 #define _SI_HEADER_CHECK 0xbeefbeefabad1dealu
 
-typedef struct {
+#ifdef __GNUC__
+#define __pack __attribute__((packed))
+#else
+#define __pack
+#endif
+
+typedef struct __pack {
 	union {
 		si_type type;
 		uint32_t __pad;
@@ -39,7 +45,7 @@ typedef struct {
 	uint64_t check0;
 	uint64_t check;
 	uint8_t data[];
-} si_message;
+} si_message ;
 
 _Static_assert(sizeof(union { si_type t0; uint32_t pad;}) == sizeof(uint32_t), "packing error: sizeof(enum)!=sizeof(uint32_t)");
 _Static_assert(sizeof(si_message) == (sizeof(uint32_t)*4) + (sizeof(uint64_t)*2), "packing error: bad size, header padded size != 32 bytes?");