Fixes for compiling on MSYS

* fixed SDL_main() and putenv() issues
 * disabled desktop subdir for MSYS
 * disabled building CBot_console for now

CMakeLists.txt

@@ -74,6 +74,7 @@ set(COLOBOT_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wold-style-cast ${CXX11_FLAGS}"
 set(COLOBOT_CXX_FLAGS_RELEASE "-O2")
 set(COLOBOT_CXX_FLAGS_DEBUG "-g -O0")
 
+
 # Asserts can be enabled/disabled regardless of build type
 option(ASSERTS "Enable assert()s" ON)
 
@@ -83,6 +84,9 @@ option(TESTS "Enable tests" ON)
 # CBot can also be a static library
 option(CBOT_STATIC "Build CBot as static libary" OFF)
 
+# Generate desktop files, manpage, etc.
+option(DESKTOP ON)
+
 # Doxygen docs are optional for installation
 option(INSTALL_DOCS "Install Doxygen-generated documentation" OFF)
 
@@ -90,8 +94,16 @@ option(INSTALL_DOCS "Install Doxygen-generated documentation" OFF)
 option(OPENAL_SOUND "Build openal sound support" OFF)
 
 
+# Hacks for MSYS
+if (MSYS)
+    set(COLOBOT_CXX_FLAGS "${COLOBOT_CXX_FLAGS} -U__STRICT_ANSI__") # fixes putenv()
+    set(USE_SDL_MAIN 1) # fixes SDL_main
+    set(DESKTOP OFF) # MSYS doesn't have the necessary tools
+endif()
+
+
 ##
-# Required packages
+# Searching for packages
 ##
 
 find_package(OpenGL 1.4 REQUIRED)
@@ -115,6 +127,10 @@ find_package(GLEW REQUIRED)
 
 include("${colobot_SOURCE_DIR}/cmake/FindLibSndFile.cmake")
 
+if (${OPENAL_SOUND})
+    find_package(OpenAL REQUIRED)
+endif()
+
 
 ##
 # Additional settings to use when cross-compiling with MXE (http://mxe.cc/)

src/CBot/CMakeLists.txt

@@ -16,5 +16,8 @@ if(${CBOT_STATIC})
     add_library(CBot STATIC ${SOURCES})
 else()
     add_library(CBot SHARED ${SOURCES})
-    install(TARGETS CBot LIBRARY DESTINATION ${COLOBOT_INSTALL_LIB_DIR})
+    install(TARGETS CBot LIBRARY
+            DESTINATION ${COLOBOT_INSTALL_LIB_DIR}
+            ARCHIVE DESTINATION ${COLOBOT_INSTALL_LIB_DIR}
+            RUNTIME DESTINATION ${COLOBOT_INSTALL_BIN_DIR})
 endif()

src/CMakeLists.txt

@@ -12,22 +12,18 @@ add_subdirectory(tools)
 
 add_subdirectory(po)
 
-add_subdirectory(desktop)
+if(${DESKTOP})
+    add_subdirectory(desktop)
+endif()
 
 
 # Optional libraries
 set(OPTIONAL_LIBS "")
+set(OPTIONAL_INCLUDES "")
 
 if (${OPENAL_SOUND})
-    if (${PLATFORM_WINDOWS})
-        set(OPTIONAL_LIBS
-            OpenAL32
-        )
-    else()
-        set(OPTIONAL_LIBS
-            openal
-        )
-    endif()
+    set(OPTIONAL_LIBS ${OPENAL_LIBRARY})
+    set(OPTIONAL_INCLUDES ${OPENAL_INCLUDE_DIR})
 endif()
 
 # Additional libraries per platform
@@ -196,8 +192,8 @@ ${OPENGL_LIBRARY}
 ${PNG_LIBRARIES}
 ${GLEW_LIBRARY}
 ${Boost_LIBRARIES}
-${OPTIONAL_LIBS}
 ${LIBSNDFILE_LIBRARY}
+${OPTIONAL_LIBS}
 ${PLATFORM_LIBS}
 )
 
@@ -217,8 +213,8 @@ ${SDLTTF_INCLUDE_DIR}
 ${PNG_INCLUDE_DIRS}
 ${GLEW_INCLUDE_PATH}
 ${Boost_INCLUDE_DIRS}
-${OPTIONAL_INCLUDE_DIRS}
 ${LIBSNDFILE_INCLUDE_DIR}
+${OPTIONAL_INCLUDE_DIRS}
 )
 
 link_directories(${CMAKE_CURRENT_SOURCE_DIR}/CBot)

src/app/app.cpp

@@ -33,8 +33,8 @@
 
 #include <boost/filesystem.hpp>
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 
 #include <stdlib.h>
 #include <libintl.h>

src/app/main.cpp

@@ -23,6 +23,7 @@
 #include "app/app.h"
 #include "app/system.h"
 
+#include "common/config.h"
 #include "common/logger.h"
 #include "common/misc.h"
 #include "common/restext.h"
@@ -70,7 +71,10 @@ The current layout is the following:
 
 
 //! Entry point to the program
-int main(int argc, char *argv[])
+extern "C"
+{
+
+int SDL_MAIN_FUNC(int argc, char *argv[])
 {
     CLogger logger; // Create the logger
 
@@ -111,3 +115,4 @@ int main(int argc, char *argv[])
     return code;
 }
 
+} // extern "C"

src/app/system_other.h

@@ -22,7 +22,7 @@
 
 #include "app/system.h"
 
-#include <SDL/SDL.h>
+#include <SDL.h>
 
 #include <iostream>
 

src/common/config.h.cmake

@@ -7,11 +7,19 @@
 
 #cmakedefine GLEW_STATIC
 
+#cmakedefine OPENAL_SOUND
+
+#cmakedefine USE_SDL_MAIN @USE_SDL_MAIN@
+
+#ifdef USE_SDL_MAIN
+#define SDL_MAIN_FUNC SDL_main
+#else
+#define SDL_MAIN_FUNC main
+#endif
+
 #define COLOBOT_VERSION "@COLOBOT_VERSION_FULL@"
 #define COLOBOT_CODENAME "@COLOBOT_VERSION_CODENAME@"
 #define COLOBOT_FULLNAME "Colobot @COLOBOT_VERSION_CODENAME@"
 
 #define COLOBOT_DEFAULT_DATADIR "@COLOBOT_INSTALL_DATA_DIR@"
 #define COLOBOT_I18N_DIR "@COLOBOT_INSTALL_I18N_DIR@"
-
-#cmakedefine OPENAL_SOUND

src/common/image.cpp

@@ -22,8 +22,8 @@
 #include <string.h>
 #include <assert.h>
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 #include <png.h>
 
 

src/common/key.h

@@ -22,7 +22,7 @@
 #pragma once
 
 
-#include "SDL/SDL_keysym.h"
+#include <SDL_keysym.h>
 
 /* Key definitions are specially defined here so that it is clear in other parts of the code
   that these are used. It is to avoid having SDL-related enum values or #defines lying around

src/common/restext.cpp

@@ -30,7 +30,7 @@
 #include "object/robotmain.h"
 
 #include <libintl.h>
-#include <SDL/SDL_keyboard.h>
+#include <SDL_keyboard.h>
 
 const char* stringsText[RT_MAX]         = { nullptr };
 const char* stringsEvent[EVENT_STD_MAX] = { nullptr };

src/desktop/CMakeLists.txt

@@ -39,7 +39,7 @@ endif()
 
 # Create manpage from pod-formatted file
 find_program(POD2MAN pod2man)
-if(POD2MAN)
+if(POD2MAN AND (NOT MSYS))
 	set(COLOBOT_MANPAGE_SECTION 6)
 
         macro(podman)

src/graphics/engine/terrain.cpp

@@ -30,7 +30,7 @@
 
 #include <sstream>
 
-#include <SDL/SDL.h>
+#include <SDL.h>
 
 
 // Graphics module namespace

src/graphics/engine/text.cpp

@@ -26,8 +26,8 @@
 
 #include "math/func.h"
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_ttf.h>
+#include <SDL.h>
+#include <SDL_ttf.h>
 
 
 // Graphics module namespace

src/graphics/opengl/gldevice.cpp

@@ -27,7 +27,7 @@
 // Using GLEW so only glew.h is needed
 #include <GL/glew.h>
 
-#include <SDL/SDL.h>
+#include <SDL.h>
 
 #include <cassert>
 

src/tools/CMakeLists.txt

@@ -7,6 +7,8 @@ convert_model.cpp
 
 include_directories(. ..)
 
+include_directories(SYSTEM ${SDL_INCLUDE_DIR})
+
 add_definitions(-DMODELFILE_NO_ENGINE)
 
 add_executable(convert_model ${CONVERT_MODEL_SOURCES})

test/cbot/CMakeLists.txt

@@ -1,2 +1,2 @@
 # CBot console interpreter
-add_subdirectory(CBot_console)
+#add_subdirectory(CBot_console)

test/envs/opengl/light_test.cpp

@@ -1,5 +1,6 @@
 #include "app/system.h"
 
+#include "common/config.h"
 #include "common/logger.h"
 #include "common/image.h"
 
@@ -7,8 +8,8 @@
 
 #include "math/geometry.h"
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 #include <unistd.h>
 
 #include <iostream>
@@ -357,7 +358,10 @@ void MouseMove(int x, int y)
     ROTATION.x = ROTATION_BASE.x + (static_cast<float> (y - MOUSE_POS_BASE.y) / 600.0f) * Math::PI;
 }
 
-int main(int argc, char *argv[])
+extern "C"
+{
+
+int SDL_MAIN_FUNC(int argc, char *argv[])
 {
     CLogger logger;
 
@@ -460,3 +464,5 @@ int main(int argc, char *argv[])
 
     return 0;
 }
+
+} // extern "C"

test/envs/opengl/model_test.cpp

@@ -1,5 +1,6 @@
 #include "app/system.h"
 
+#include "common/config.h"
 #include "common/logger.h"
 #include "common/image.h"
 
@@ -8,8 +9,8 @@
 
 #include "math/geometry.h"
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 #include <unistd.h>
 
 #include <iostream>
@@ -257,7 +258,10 @@ void KeyboardUp(SDLKey key)
     }
 }
 
-int main(int argc, char *argv[])
+extern "C"
+{
+
+int SDL_MAIN_FUNC(int argc, char *argv[])
 {
     CLogger logger;
 
@@ -378,3 +382,5 @@ int main(int argc, char *argv[])
 
     return 0;
 }
+
+} // extern "C"

test/envs/opengl/texture_test.cpp

@@ -1,3 +1,4 @@
+#include "common/config.h"
 #include "common/logger.h"
 #include "common/image.h"
 
@@ -5,8 +6,8 @@
 
 #include "math/geometry.h"
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 #include <unistd.h>
 
 
@@ -124,7 +125,10 @@ void Render(Gfx::CGLDevice *device)
     device->EndScene();
 }
 
-int main()
+extern "C"
+{
+
+int SDL_MAIN_FUNC(int argc, char *argv[])
 {
     CLogger logger;
 
@@ -192,3 +196,5 @@ int main()
 
     return 0;
 }
+
+} // extern "C"

test/envs/opengl/transform_test.cpp

@@ -1,5 +1,6 @@
 #include "app/system.h"
 
+#include "common/config.h"
 #include "common/logger.h"
 #include "common/image.h"
 #include "common/iman.h"
@@ -8,8 +9,8 @@
 
 #include "math/geometry.h"
 
-#include <SDL/SDL.h>
-#include <SDL/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 #include <unistd.h>
 
 #include <iostream>
@@ -235,7 +236,10 @@ void MouseMove(int x, int y)
     ROTATION.x = ROTATION_BASE.x + (static_cast<float> (y - MOUSE_POS_BASE.y) / 600.0f) * Math::PI;
 }
 
-int main(int argc, char *argv[])
+extern "C"
+{
+
+int SDL_MAIN_FUNC(int argc, char *argv[])
 {
     CLogger logger;
 
@@ -338,3 +342,5 @@ int main(int argc, char *argv[])
 
     return 0;
 }
+
+} // extern "C"

test/unit/CMakeLists.txt

@@ -158,15 +158,8 @@ endif()
 set(OPTIONAL_LIBS "")
 
 if (${OPENAL_SOUND})
-    if (${PLATFORM_WINDOWS})
-        set(OPTIONAL_LIBS
-            OpenAL32
-        )
-    else()
-        set(OPTIONAL_LIBS
-            openal
-        )
-    endif()
+    set(OPTIONAL_LIBS ${OPENAL_LIBRARY})
+    set(OPTIONAL_INCLUDES ${OPENAL_INCLUDE_DIR})
 endif()
 
 
@@ -189,14 +182,28 @@ math/vector_test.cpp
 ${PLATFORM_TESTS}
 )
 
+# Local
 include_directories(
-${CMAKE_CURRENT_BINARY_DIR}
-${SRC_DIR}
-${GTEST_INCLUDE_DIR}
-${GMOCK_INCLUDE_DIR}
 .
 common
 math
+${SRC_DIR}
+${CMAKE_CURRENT_BINARY_DIR}
+)
+
+# System
+include_directories(
+SYSTEM
+${GTEST_INCLUDE_DIR}
+${GMOCK_INCLUDE_DIR}
+${SDL_INCLUDE_DIR}
+${SDLIMAGE_INCLUDE_DIR}
+${SDLTTF_INCLUDE_DIR}
+${PNG_INCLUDE_DIRS}
+${GLEW_INCLUDE_PATH}
+${Boost_INCLUDE_DIRS}
+${OPTIONAL_INCLUDE_DIRS}
+${LIBSNDFILE_INCLUDE_DIR}
 )
 
 set(LIBS

test/unit/common/image_test.cpp

@@ -1,6 +1,6 @@
 #include "common/image.h"
 
-#include <SDL/SDL.h>
+#include <SDL.h>
 #include <stdio.h>
 
 /* For now, just a simple test: loading a file from image