From 14b09f54a63ae08dda87f469d10539885d566f15 Mon Sep 17 00:00:00 2001
From: Michael Wallner <mike@php.net>
Date: Tue, 13 Oct 2020 22:20:46 +0200
Subject: [PATCH] check endianess

---
 CMake/_Include.cmake          | 3 +++
 example/byteorder.cc          | 4 ++--
 src/libhashkit/jenkins.cc     | 8 ++++----
 src/libmemcached/byteorder.cc | 4 ++--
 src/mem_config.h.in           | 3 ++-
 5 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/CMake/_Include.cmake b/CMake/_Include.cmake
index 67fe16bf..7067ef46 100644
--- a/CMake/_Include.cmake
+++ b/CMake/_Include.cmake
@@ -76,6 +76,9 @@ endif()
 
 # system checks
 
+include(TestBigEndian)
+test_big_endian(WORDS_BIGENDIAN)
+
 check_header(alloca.h)
 check_header(arpa/inet.h)
 check_header(dlfcn.h)
diff --git a/example/byteorder.cc b/example/byteorder.cc
index fdfa0217..58ac5de7 100644
--- a/example/byteorder.cc
+++ b/example/byteorder.cc
@@ -1,5 +1,5 @@
 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- * 
+ *
  *  Libmemcached library
  *
  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
@@ -45,7 +45,7 @@
 #ifndef swap64
 static inline uint64_t swap64(uint64_t in)
 {
-#ifndef WORDS_BIGENDIAN
+#if !WORDS_BIGENDIAN
   /* Little endian, flip the bytes around until someone makes a faster/better
    * way to do this. */
   uint64_t rv= 0;
diff --git a/src/libhashkit/jenkins.cc b/src/libhashkit/jenkins.cc
index d66c6413..65aa1d11 100644
--- a/src/libhashkit/jenkins.cc
+++ b/src/libhashkit/jenkins.cc
@@ -1,5 +1,5 @@
 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- * 
+ *
  *  HashKit library
  *
  *  Copyright (C) 2011-2012 Data Differential, http://datadifferential.com/
@@ -99,7 +99,7 @@ __attribute__((no_sanitize_address,no_sanitize("address")))
 uint32_t hashkit_jenkins(const char *key, size_t length, void *)
 {
   uint32_t a,b,c;                                          /* internal state */
-#ifndef WORDS_BIGENDIAN
+#if !WORDS_BIGENDIAN
   union { const void *ptr; size_t i; } u;
   u.ptr = key;
 #endif
@@ -107,7 +107,7 @@ uint32_t hashkit_jenkins(const char *key, size_t length, void *)
   /* Set up the internal state */
   a = b = c = 0xdeadbeef + ((uint32_t)length) + JENKINS_INITVAL;
 
-#ifndef WORDS_BIGENDIAN
+#if !WORDS_BIGENDIAN
   if ((u.i & 0x3) == 0)
   {
     const uint32_t *k = (const uint32_t *)key;         /* read 32-bit chunks */
@@ -262,7 +262,7 @@ uint32_t hashkit_jenkins(const char *key, size_t length, void *)
     case 0 : return c;
     default : return c;
     }
-#ifndef WORDS_BIGENDIAN
+#if !WORDS_BIGENDIAN
   }
 #endif
 
diff --git a/src/libmemcached/byteorder.cc b/src/libmemcached/byteorder.cc
index 44500add..a32232a9 100644
--- a/src/libmemcached/byteorder.cc
+++ b/src/libmemcached/byteorder.cc
@@ -1,5 +1,5 @@
 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
- * 
+ *
  *  Libmemcached library
  *
  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
@@ -42,7 +42,7 @@
 #ifndef swap64
 static inline uint64_t swap64(uint64_t in)
 {
-#ifndef WORDS_BIGENDIAN
+#if !WORDS_BIGENDIAN
   /* Little endian, flip the bytes around until someone makes a faster/better
    * way to do this. */
   uint64_t rv= 0;
diff --git a/src/mem_config.h.in b/src/mem_config.h.in
index 9609ab40..f761ade0 100644
--- a/src/mem_config.h.in
+++ b/src/mem_config.h.in
@@ -5,6 +5,8 @@
 #define LIBMEMCACHED_WITH_SASL_PWDB "@LIBMEMCACHED_WITH_SASL_PWDB@"
 #define LIBMEMCACHED_WITH_SASL_CONF "@LIBMEMCACHED_WITH_SASL_CONF@"
 
+#cmakedefine WORDS_BIGENDIAN 1
+
 #cmakedefine HAVE_C_STDATOMIC 1
 #cmakedefine HAVE_CXX_STDATOMIC 1
 
@@ -56,7 +58,6 @@
 #cmakedefine HAVE_WINSOCK2_H 1
 #cmakedefine HAVE_WS2TCPIP_H 1
 
-
 #cmakedefine HAVE_CINTTYPES 1
 #cmakedefine HAVE_CSTDINT 1
 #if defined(__cplusplus)
-- 
2.30.2