support compilation on Haiku

CMakeLists.txt

@@ -845,6 +845,10 @@ if(BEOS)
 	set(stratagus_SRCS ${stratagus_SRCS} ${beos_SRCS})
 endif()
 
+if(HAIKU)
+	set(stratagus_LIBS ${stratagus_LIBS} -lnetwork)
+endif()
+
 # Stratagus needs to have char by default signed
 # No idea how to tell this to other compilers
 if(CMAKE_COMPILER_IS_GNUCXX)
@@ -976,6 +980,8 @@ elseif(BSD)
 	message("Platform: BSD")
 elseif(BEOS)
 	message("Platform: BEOS")
+elseif(HAIKU)
+	message("Platform: Haiku")
 elseif(LINUX)
 	message("Platform: Linux")
 else()

src/ui/interface.cpp

@@ -732,6 +732,7 @@ static bool CommandKey(int key)
 
 		case SDLK_SLASH:
 		case SDLK_BACKSLASH:
+#ifdef USE_OPENGL
 			if (KeyModifiers & ModifierAlt) {
 				if (GLShaderPipelineSupported) {
 					char shadername[1024] = { '\0' };
@@ -739,6 +740,7 @@ static bool CommandKey(int key)
 					SetMessage("%s", shadername);
 				}
 			}
+#endif
 			break;
 
 		default: