Reduce required CMake version

.circleci/config.yml

@@ -7,7 +7,8 @@ jobs:
     steps:
       - checkout
       - run: apt-get update -y
-      - run: apt-get install -y -t stretch-backports cmake g++ libsdl2-dev libsdl2-mixer-dev libsdl2-ttf-dev libsodium-dev
+      - run: apt-get install -y cmake g++ libsdl2-dev libsdl2-mixer-dev libsdl2-ttf-dev
+      - run: apt-get install -y -t stretch-backports libsodium-dev
       - run: mkdir build
       - run: cd build && cmake ..
       - run: cd build && make -j$(nproc)
@@ -20,7 +21,8 @@ jobs:
       - checkout
       - run: dpkg --add-architecture i386
       - run: apt-get update -y
-      - run: apt-get install -y -t stretch-backports cmake g++-multilib libsdl2-dev:i386 libsdl2-mixer-dev:i386 libsdl2-ttf-dev:i386 libsodium-dev libsodium-dev:i386
+      - run: apt-get install -y cmake g++-multilib libsdl2-dev:i386 libsdl2-mixer-dev:i386 libsdl2-ttf-dev:i386 libsodium-dev
+      - run: apt-get install -y -t stretch-backports libsodium-dev:i386
       - run: mkdir build
       - run: cd build && cmake -DCMAKE_TOOLCHAIN_FILE=../CMake/32bit.cmake ..
       - run: cd build && make -j$(nproc)
@@ -32,7 +34,8 @@ jobs:
     steps:
       - checkout
       - run: apt-get update -y
-      - run: apt-get install -y -t stretch-backports cmake gcc-mingw-w64-i686 g++-mingw-w64-i686 wget
+      - run: apt-get install -y gcc-mingw-w64-i686 g++-mingw-w64-i686 wget
+      - run: apt-get install -y -t stretch-backports cmake
       - run: wget https://www.libsdl.org/release/SDL2-devel-2.0.9-mingw.tar.gz
       - run: tar -xzf SDL2-devel-2.0.9-mingw.tar.gz
       - run: wget https://www.libsdl.org/projects/SDL_ttf/release/SDL2_ttf-devel-2.0.15-mingw.tar.gz

CMake/mingwcc.cmake

@@ -5,9 +5,6 @@ SET(CMAKE_SYSTEM_NAME Windows)
 # workaround
 list(APPEND CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES "${CROSS_PREFIX}/i686-w64-mingw32/include")
 
-set(ASAN OFF)
-set(DIST ON)
-
 SET(CMAKE_C_COMPILER   "i686-w64-mingw32-gcc")
 SET(CMAKE_CXX_COMPILER "i686-w64-mingw32-g++")
 

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.12)
+cmake_minimum_required(VERSION 3.7)
 
 include(CMake/out_of_tree.cmake)
 
@@ -35,6 +35,11 @@ if(NIGHTLY_BUILD)
   set(FASTER ON)
 endif()
 
+if(WIN32)
+  set(ASAN OFF)
+  set(DIST ON)
+endif()
+
 if(DIST)
   set(sodium_USE_STATIC_LIBS ON)
 endif()
@@ -67,7 +72,7 @@ add_library(Radon STATIC
   3rdParty/Radon/Radon/source/Named.cpp
   3rdParty/Radon/Radon/source/Section.cpp)
 
-add_library(StormLib OBJECT
+add_library(StormLib STATIC
   3rdParty/StormLib/src/FileStream.cpp
   3rdParty/StormLib/src/SBaseCommon.cpp
   3rdParty/StormLib/src/SBaseFileTable.cpp
@@ -80,11 +85,11 @@ add_library(StormLib OBJECT
   3rdParty/StormLib/src/SFileOpenFileEx.cpp
   3rdParty/StormLib/src/SFileReadFile.cpp)
 
-add_library(PKWare OBJECT
+add_library(PKWare STATIC
   3rdParty/PKWare/explode.cpp
   3rdParty/PKWare/implode.cpp)
 
-add_library(devilution OBJECT
+add_library(devilution STATIC
   Source/appfat.cpp
   Source/automap.cpp
   Source/capture.cpp

xcode-build.sh

@@ -125,7 +125,6 @@ function build_all_x86 (){
 
 function build_all_x64 (){
     brew install sdl2 sdl2_mixer sdl2_ttf libsodium
-    brew upgrade cmake
     mkdir build
     cd build
     cmake ..