From d01aa5762fb966dc01e74d5af16231d790468894 Mon Sep 17 00:00:00 2001
From: Vincent Herbet <github@arkshine.me>
Date: Sun, 20 Oct 2019 23:21:57 +0200
Subject: [PATCH] Fix behavior change about endianness check in
 maxmind/libmaxminddb#123 (#770)

---
 modules/geoip/AMBuilder                     | 3 ++-
 modules/geoip/msvc12/geoip.vcxproj          | 4 ++--
 third_party/libmaxminddb/maxminddb_config.h | 7 +++++++
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/modules/geoip/AMBuilder b/modules/geoip/AMBuilder
index 2e79c52e..ab1991f3 100644
--- a/modules/geoip/AMBuilder
+++ b/modules/geoip/AMBuilder
@@ -3,7 +3,8 @@ import os.path
 
 binary = AMXX.MetaModule(builder, 'geoip')
 
-binary.compiler.cxxincludes += [
+binary.compiler.includes += [
+  os.path.join(builder.currentSourcePath, '..', '..', 'amxmodx'),
   os.path.join(builder.currentSourcePath, '..', '..', 'third_party', 'libmaxminddb')
 ]
 
diff --git a/modules/geoip/msvc12/geoip.vcxproj b/modules/geoip/msvc12/geoip.vcxproj
index b86a84f5..67b3f824 100644
--- a/modules/geoip/msvc12/geoip.vcxproj
+++ b/modules/geoip/msvc12/geoip.vcxproj
@@ -54,7 +54,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <Optimization>Disabled</Optimization>
-      <AdditionalIncludeDirectories>..\;..\sdk;..\..\..\public;..\..\..\public\amtl;..\..\..\third_party\libmaxminddb;..\..\third_party\hashing;..\..\..\public\sdk;..\GeoIP2;$(METAMOD)\metamod;$(HLSDK)\common;$(HLSDK)\engine;$(HLSDK)\dlls;$(HLSDK)\pm_shared;$(HLSDK)\public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>..\;..\sdk;..\..\..\amxmodx;..\..\..\public;..\..\..\public\amtl;..\..\..\third_party\libmaxminddb;..\..\third_party\hashing;..\..\..\public\sdk;..\GeoIP2;$(METAMOD)\metamod;$(HLSDK)\common;$(HLSDK)\engine;$(HLSDK)\dlls;$(HLSDK)\pm_shared;$(HLSDK)\public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;GEOIP_EXPORTS;HAVE_STDINT_H;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
@@ -80,7 +80,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
-      <AdditionalIncludeDirectories>..\;..\sdk;..\..\..\public;..\..\..\public\amtl;..\..\..\third_party\libmaxminddb;..\..\third_party\hashing;..\..\..\public\sdk;..\GeoIP2;$(METAMOD)\metamod;$(HLSDK)\common;$(HLSDK)\engine;$(HLSDK)\dlls;$(HLSDK)\pm_shared;$(HLSDK)\public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>..\;..\sdk;..\..\..\amxmodx;..\..\..\public;..\..\..\public\amtl;..\..\..\third_party\libmaxminddb;..\..\third_party\hashing;..\..\..\public\sdk;..\GeoIP2;$(METAMOD)\metamod;$(HLSDK)\common;$(HLSDK)\engine;$(HLSDK)\dlls;$(HLSDK)\pm_shared;$(HLSDK)\public;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;GEOIP_EXPORTS;HAVE_STDINT_H;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <RuntimeTypeInfo>false</RuntimeTypeInfo>
diff --git a/third_party/libmaxminddb/maxminddb_config.h b/third_party/libmaxminddb/maxminddb_config.h
index 1a5c62dc..af911862 100644
--- a/third_party/libmaxminddb/maxminddb_config.h
+++ b/third_party/libmaxminddb/maxminddb_config.h
@@ -1,6 +1,13 @@
 #ifndef MAXMINDDB_CONFIG_H
 #define MAXMINDDB_CONFIG_H
 
+#include <osdefs.h> // BYTE_ORDER, LITTLE_ENDIAN
+
+/* This fixes a behavior change in after https://github.com/maxmind/libmaxminddb/pull/123. */
+#if defined(BYTE_ORDER) && BYTE_ORDER == LITTLE_ENDIAN
+	#define MMDB_LITTLE_ENDIAN 1
+#endif
+
 #ifndef MMDB_UINT128_USING_MODE
 /* Define as 1 if we we use unsigned int __atribute__ ((__mode__(TI))) for uint128 values */
 #define MMDB_UINT128_USING_MODE 0