From 0bbd78dfad9e64f129c6a29dd8e766b23ac0707a Mon Sep 17 00:00:00 2001
From: Leonardo Alminana <leonardo.alminana@chronosphere.io>
Date: Wed, 21 Aug 2024 16:16:10 +0200
Subject: [PATCH] build: added cpu byte order detection (same as msgpack-c)

Signed-off-by: Leonardo Alminana <leonardo.alminana@chronosphere.io>
---
 CMakeLists.txt | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2018e4f52c9..e2e9fbf3b04 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -88,6 +88,7 @@ elseif(FLB_SYSTEM_FREEBSD)
   set(WAMR_DISABLE_STACK_HW_BOUND_CHECK 1)
 endif()
 
+INCLUDE(TestBigEndian)
 include(GNUInstallDirs)
 include(ExternalProject)
 include(cmake/FindJournald.cmake)
@@ -772,6 +773,15 @@ if(FLB_HAVE_UNIX_SOCKET)
   FLB_DEFINITION(FLB_HAVE_UNIX_SOCKET)
 endif()
 
+# byte order detection
+test_big_endian(BIG_ENDIAN_SYSTEM_DETECTED)
+
+if (BIG_ENDIAN_SYSTEM_DETECTED)
+    FLB_DEFINITION(FLB_HAVE_BIG_ENDIAN_SYSTEM)
+else()
+    FLB_DEFINITION(FLB_HAVE_LITTLE_ENDIAN_SYSTEM)
+endif ()
+
 # Configuration file YAML format support
 if(FLB_CONFIG_YAML)
   find_package(PkgConfig)