Add llvm mingw for pdb generation

It uses visual studio dependencies

CMakeLists.txt

@@ -3,6 +3,13 @@ cmake_minimum_required(VERSION 2.8.4)
 # root CMakeLists for the SuperTuxKart project
 project(SuperTuxKart)
 set(PROJECT_VERSION "git")
+
+if (MINGW AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+  set(LLVM_MINGW TRUE)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gcodeview")
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -gcodeview")
+endif()
+
 add_definitions( -DSUPERTUXKART_VERSION="${PROJECT_VERSION}" )
 
 if(NOT (CMAKE_MAJOR_VERSION VERSION_LESS 3))
@@ -103,7 +110,7 @@ set(STK_INSTALL_DATA_DIR "share/supertuxkart" CACHE
     STRING "Install data folder to this directory, absolute or relative to CMAKE_INSTALL_PREFIX")
 
 # Define dependencies path
-if(MSVC)
+if (MSVC OR LLVM_MINGW)
     set(DEPENDENCIES "dependencies-vs")
 elseif(MINGW)
     set(DEPENDENCIES "dependencies-mingw")
@@ -444,6 +451,10 @@ if(MINGW AND CMAKE_BUILD_TYPE MATCHES Release)
     SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--subsystem,windows")
 endif()
 
+if (LLVM_MINGW)
+    SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-pdb=supertuxkart.pdb")
+endif()
+
 if(WIN32)
     # By default windows.h has macros defined for min and max that screw up everything
     add_definitions(-DNOMINMAX)
@@ -512,13 +523,10 @@ if(APPLE AND NOT IOS)
             COMMAND ln -f -s ${PROJECT_SOURCE_DIR}/data ${CMAKE_BINARY_DIR}/bin/supertuxkart.app/Contents/Resources)
     endif()
 else()
-    if(MSVC)
+    if (NOT WIN32)
-        set(PTHREAD_NAMES pthreadVC2)
+        find_library(PTHREAD_LIBRARY NAMES pthread ${PTHREAD_NAMES} PATHS ${PROJECT_SOURCE_DIR}/${DEPENDENCIES}/lib)
-    elseif(MINGW)
+        mark_as_advanced(PTHREAD_LIBRARY)
-        set(PTHREAD_NAMES "winpthread-1" "libwinpthread-1" "pthreadGC2")
     endif()
-    find_library(PTHREAD_LIBRARY NAMES pthread ${PTHREAD_NAMES} PATHS ${PROJECT_SOURCE_DIR}/${DEPENDENCIES}/lib)
-    mark_as_advanced(PTHREAD_LIBRARY)
 
     # Set data dir (absolute or relative to CMAKE_INSTALL_PREFIX)
     if(NOT STK_INSTALL_DATA_DIR_ABSOLUTE)
@@ -546,7 +554,9 @@ else()
     else()
         add_executable(supertuxkart ${STK_SOURCES} ${STK_RESOURCES} ${STK_HEADERS})
     endif()
-    target_link_libraries(supertuxkart ${PTHREAD_LIBRARY})
+    if (NOT WIN32)
+        target_link_libraries(supertuxkart ${PTHREAD_LIBRARY})
+    endif()
 endif()
 
 # check if linking against libatomic is required
@@ -567,7 +577,7 @@ endif()
 # CURL and OpenSSL or Nettle
 # 1.0.1d for compatible AES GCM handling
 SET(OPENSSL_MINIMUM_VERSION "1.0.1d")
-if(MSVC)
+if (MSVC OR LLVM_MINGW)
     set(USE_CRYPTO_OPENSSL ON)
     target_link_libraries(supertuxkart ${PROJECT_SOURCE_DIR}/${DEPENDENCIES}/lib/libcurl.lib)
     target_link_libraries(supertuxkart ${PROJECT_SOURCE_DIR}/${DEPENDENCIES}/lib/libeay32.lib)
@@ -707,17 +717,28 @@ if(MINGW)
     if (NOT CMAKE_BUILD_TYPE MATCHES Debug)
         target_link_libraries(supertuxkart -mwindows)
     endif()
-    find_library(LIBGCC NAMES "libgcc_s_dw2-1.dll" "libgcc_s_sjlj-1.dll" "libgcc_s_seh-1.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
+    if (LLVM_MINGW)
-    if(LIBGCC)
+        find_library(LIBCPP NAMES "libc++.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
-        file(COPY ${LIBGCC} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
+        if (LIBCPP)
-    endif()
+            file(COPY ${LIBCPP} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
-    find_library(LIBSTDCPP NAMES "libstdc++-6.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
+        endif()
-    if(LIBSTDCPP)
+        find_library(LIBUNWIND NAMES "libunwind.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
-        file(COPY ${LIBSTDCPP} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
+        if (LIBUNWIND)
-    endif()
+            file(COPY ${LIBUNWIND} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
-    find_library(LIBPTHREAD NAMES "winpthread-1.dll" "libwinpthread-1.dll" "pthreadGC2.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
+        endif()
-    if(LIBPTHREAD)
+    else()
-        file(COPY ${LIBPTHREAD} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
+        find_library(LIBGCC NAMES "libgcc_s_dw2-1.dll" "libgcc_s_sjlj-1.dll" "libgcc_s_seh-1.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
+        if (LIBGCC)
+            file(COPY ${LIBGCC} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
+        endif()
+        find_library(LIBSTDCPP NAMES "libstdc++-6.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
+        if (LIBSTDCPP)
+            file(COPY ${LIBSTDCPP} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
+        endif()
+        find_library(LIBPTHREAD NAMES "winpthread-1.dll" "libwinpthread-1.dll" "pthreadGC2.dll" PATHS ${CMAKE_FIND_ROOT_PATH})
+        if(LIBPTHREAD)
+            file(COPY ${LIBPTHREAD} DESTINATION ${CMAKE_BINARY_DIR}/bin/)
+        endif()
     endif()
 endif()
 
@@ -767,3 +788,8 @@ if(MINGW)
     install(DIRECTORY ${CMAKE_BINARY_DIR}/bin/ DESTINATION ${STK_INSTALL_BINARY_DIR}
             FILES_MATCHING PATTERN "*.dll")
 endif()
+
+if (LLVM_MINGW)
+    set(COPY_PDB_CMD cp ${CMAKE_BINARY_DIR}/supertuxkart.pdb ${CMAKE_BINARY_DIR}/bin)
+    add_custom_command(TARGET supertuxkart POST_BUILD COMMAND ${COPY_PDB_CMD})
+endif()

cmake/Toolchain-llvm-mingw-64bit.cmake

@@ -0,0 +1,20 @@
+# Usage:
+# cmake .. -DLLVM_PREFIX=/path/to/llvm-mingw-prefix -DCMAKE_TOOLCHAIN_FILE=../cmake/Toolchain-llvm-mingw-64bit.cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo
+
+# the name of the target operating system
+SET(CMAKE_SYSTEM_NAME Windows)
+
+# which compilers to use for C and C++
+SET(CMAKE_C_COMPILER ${LLVM_PREFIX}/bin/x86_64-w64-mingw32-clang)
+SET(CMAKE_CXX_COMPILER ${LLVM_PREFIX}/bin/x86_64-w64-mingw32-clang++)
+SET(CMAKE_RC_COMPILER ${LLVM_PREFIX}/bin/x86_64-w64-mingw32-windres)
+
+# here is the target environment located
+SET(CMAKE_FIND_ROOT_PATH ${LLVM_PREFIX}/generic-w64-mingw32 ${LLVM_PREFIX}/x86_64-w64-mingw32/bin ${PROJECT_SOURCE_DIR}/dependencies-vs-64bit)
+
+# adjust the default behaviour of the FIND_XXX() commands:
+# search headers and libraries in the target environment, search
+# programs in the host environment
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ALWAYS)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

cmake/Toolchain-llvm-mingw.cmake

@@ -0,0 +1,20 @@
+# Usage:
+# cmake .. -DLLVM_PREFIX=/path/to/llvm-mingw-prefix -DCMAKE_TOOLCHAIN_FILE=../cmake/Toolchain-llvm-mingw.cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo
+
+# the name of the target operating system
+SET(CMAKE_SYSTEM_NAME Windows)
+
+# which compilers to use for C and C++
+SET(CMAKE_C_COMPILER ${LLVM_PREFIX}/bin/i686-w64-mingw32-clang)
+SET(CMAKE_CXX_COMPILER ${LLVM_PREFIX}/bin/i686-w64-mingw32-clang++)
+SET(CMAKE_RC_COMPILER ${LLVM_PREFIX}/bin/i686-w64-mingw32-windres)
+
+# here is the target environment located
+SET(CMAKE_FIND_ROOT_PATH ${LLVM_PREFIX}/generic-w64-mingw32 ${LLVM_PREFIX}/i686-w64-mingw32/bin ${PROJECT_SOURCE_DIR}/dependencies-vs)
+
+# adjust the default behaviour of the FIND_XXX() commands:
+# search headers and libraries in the target environment, search
+# programs in the host environment
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ALWAYS)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

lib/angelscript/projects/cmake/CMakeLists.txt

@@ -2,6 +2,11 @@ cmake_minimum_required(VERSION 2.6)
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
 cmake_policy(SET CMP0003 NEW)
 
+# Fix llvm mingw crashes
+if (MINGW AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_SIZEOF_VOID_P EQUAL 4)
+  ADD_DEFINITIONS(-DAS_MAX_PORTABILITY)
+endif()
+
 if(NOT (CMAKE_MAJOR_VERSION VERSION_LESS 3))
   cmake_policy(SET CMP0048 OLD)
 endif()

src/network/stk_ipv6.cpp

@@ -26,7 +26,9 @@
 
 extern "C"
 {
+#ifndef InetPtopN
    WINSOCK_API_LINKAGE  INT WSAAPI inet_pton(INT Family, PCSTR pszAddrString, PVOID pAddrBuf);
+#endif
 }
 
 #else