From af4c2107e0e893077deaec7b068b2e4e3e6932c6 Mon Sep 17 00:00:00 2001
From: sfan5 <sfan5@live.de>
Date: Tue, 20 Sep 2016 21:40:05 +0200
Subject: [PATCH] Don't use ZLIB_WINAPI if the required DLL is not provided to
CMake
This allows you to use an stdcall zlib (zlib1.dll instead of zlibwapi.dll)
when building Minetest for win32.
---
src/CMakeLists.txt | 13 ++++++++++---
src/serialization.cpp | 2 +-
2 files changed, 11 insertions(+), 4 deletions(-)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 608437f3a..ef40bf8fc 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -293,9 +293,10 @@ if(WIN32)
set(ZLIB_INCLUDE_DIR "${PROJECT_SOURCE_DIR}/../../zlib/zlib-1.2.5"
CACHE PATH "Zlib include directory")
set(ZLIB_LIBRARIES "${PROJECT_SOURCE_DIR}/../../zlib125dll/dll32/zlibwapi.lib"
- CACHE FILEPATH "Path to zlibwapi.lib")
+ CACHE FILEPATH "Path to zlib library (usually zlibwapi.lib)")
set(ZLIB_DLL "${PROJECT_SOURCE_DIR}/../../zlib125dll/dll32/zlibwapi.dll"
- CACHE FILEPATH "Path to zlibwapi.dll (for installation)")
+ CACHE FILEPATH "Path to zlib DLL (for installation)")
+ set(ZLIBWAPI_DLL "" CACHE FILEPATH "Path to zlibwapi DLL")
set(IRRLICHT_SOURCE_DIR "${PROJECT_SOURCE_DIR}/../../irrlicht-1.7.2"
CACHE PATH "irrlicht dir")
if(USE_FREETYPE)
@@ -723,8 +724,14 @@ else()
set(OTHER_FLAGS "${OTHER_FLAGS} -Wsign-compare")
endif()
+ if(NOT ZLIBWAPI_DLL AND CMAKE_SIZEOF_VOID_P EQUAL 4)
+ set(OTHER_FLAGS "${OTHER_FLAGS} -DWIN32_NO_ZLIB_WINAPI")
+ message(WARNING "Defaulting to cdecl for zlib on win32 because ZLIBWAPI_DLL"
+ " isn't set, ensure that ZLIBWAPI_DLL is set if you want stdcall.")
+ endif()
+
if(MINGW)
- set(OTHER_FLAGS "-mthreads -fexceptions")
+ set(OTHER_FLAGS "${OTHER_FLAGS} -mthreads -fexceptions")
endif()
set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${RELEASE_WARNING_FLAGS} ${WARNING_FLAGS} ${OTHER_FLAGS} -ffast-math -Wall -pipe -funroll-loops")
diff --git a/src/serialization.cpp b/src/serialization.cpp
index 79f66fcae..d30e83726 100644
--- a/src/serialization.cpp
+++ b/src/serialization.cpp
@@ -20,7 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "serialization.h"
#include "util/serialize.h"
-#ifdef _WIN32
+#if defined(_WIN32) && !defined(WIN32_NO_ZLIB_WINAPI)
#define ZLIB_WINAPI
#endif
#include "zlib.h"
--
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