Remove a warning and some useless compilations

- Removes lua install from CI

.appveyor.yml

@@ -14,7 +14,6 @@ before_build:
   - |-
     %DEPENDS% mkdir %PREFIX%\include\SDL2
     %DEPENDS% mkdir %PREFIX%\lib
-    %DEPENDS% mkdir c:\lua
     %DEPENDS% cd %TEMP%
 
   # SDL2
@@ -66,17 +65,6 @@ before_build:
     copy %PREFIX%\lib\SDL2.dll %APPVEYOR_BUILD_FOLDER% > nul
     copy %PREFIX%\lib\cmocka.dll %APPVEYOR_BUILD_FOLDER% > nul
 
-  # Lua
-  - |-
-  - ps: |
-      If (!(Test-Path -Path "c:\usr\lib\liblua53.a")) {
-          (New-Object Net.WebClient).DownloadFile("https://sourceforge.net/projects/luabinaries/files/5.3.4/Windows%20Libraries/Static/lua-5.3.4_Win32_mingw4_lib.zip/download", "c:\lua\lua-5.3.4_Win32_mingw4_lib.zip")
-      }
-  - |-
-    %DEPENDS% 7z x "c:\lua\lua-5.3.4_Win32_mingw4_lib.zip" -o"c:\lua" > nul
-    %DEPENDS% copy c:\lua\include\*.h %PREFIX%\include > nul
-    %DEPENDS% copy c:\lua\liblua53.a %PREFIX%\lib > nul
-
 build_script:
   - |-
     set Path=C:\MinGW\bin;%Path%

.travis.yml

@@ -32,7 +32,6 @@ install:
     - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then cmake .. && make -j2 && sudo make install ; fi
     - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then cd ../.. ; fi
     - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get install -y libsdl2-dev libsdl2-image-dev libsdl2-mixer-dev libsdl2-ttf-dev ; fi
-    - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get install -y lua5.2 liblua5.2-dev ; fi
 
 script:
     - mkdir _build

CMakeLists.txt

@@ -10,7 +10,6 @@ set(breakhack_MINOR_VERSION 0)
 set(breakhack_PATCH_VERSION 6)
 set(breakhack_RELEASE_TYPE "")
 
-include(FindPhysFS)
 include(build/cmake/FindSDL2.cmake)
 include(build/cmake/FindSDL2_image.cmake)
 include(build/cmake/FindSDL2_ttf.cmake)
@@ -89,20 +88,6 @@ IF ( GCC OR CLANG )
 		)
 ENDIF ( GCC OR CLANG )
 
-if (NOT PHYSFS_FOUND OR WIN32)
-	set(PHYSFS_BUILD_STATIC TRUE)
-	set(PHYSFS_BUILD_SHARED FALSE)
-	set(PHYSFS_BUILD_TEST FALSE)
-	add_subdirectory(physfs-3.0.1)
-	include_directories(
-		physfs-3.0.1/src
-		)
-else ()
-	include_directories(
-		${PHYSFS_INCLUDE_DIR}
-		)
-endif ()
-
 if (STEAM)
 	include_directories(
 	${STEAMWORKS_INCLUDE_DIR}
@@ -111,7 +96,11 @@ if (STEAM)
 endif ()
 
 add_subdirectory(lua-5.3.5)
-include_directories(lua-5.3.5/src)
+add_subdirectory(physfs-3.0.1)
+include_directories(
+	lua-5.3.5/src
+	physfs-3.0.1/src
+	)
 
 include_directories(
 	${PROJECT_BINARY_DIR}
@@ -234,15 +223,9 @@ if (STEAM)
 		)
 endif ()
 
-if (NOT PHYSFS_FOUND)
 target_link_libraries(breakhack
 	physfs-static
 	)
-else ()
-	target_link_libraries(breakhack
-		${PHYSFS_LIBRARY}
-		)
-endif ()
 
 if (MSVC)
 	set_target_properties(breakhack PROPERTIES LINK_FLAGS_DEBUG "/SUBSYSTEM:CONSOLE")

lua-5.3.5/CMakeLists.txt

@@ -8,6 +8,10 @@ set(lua_MAJOR_VERSION 5)
 set(lua_MINOR_VERSION 3)
 set(lua_PATCH_VERSION 5)
 
+if (NOT MSVC)
+	add_definitions(-DLUA_USE_POSIX)
+endif ()
+
 add_library(lua STATIC
 	src/lapi.c
 	src/lauxlib.c

physfs-3.0.1/CMakeLists.txt

@@ -168,7 +168,7 @@ if(PHYSFS_BUILD_STATIC)
     set(PHYSFS_INSTALL_TARGETS ${PHYSFS_INSTALL_TARGETS} ";physfs-static")
 endif()
 
-option(PHYSFS_BUILD_SHARED "Build shared library" TRUE)
+option(PHYSFS_BUILD_SHARED "Build shared library" FALSE)
 if(PHYSFS_BUILD_SHARED)
     add_library(physfs SHARED ${PHYSFS_SRCS})
     set_target_properties(physfs PROPERTIES MACOSX_RPATH 1)
@@ -192,7 +192,7 @@ if(PHYSFS_BUILD_SHARED AND PHYSFS_BUILD_STATIC AND NOT WINDOWS)
     set_target_properties(physfs-static PROPERTIES CLEAN_DIRECT_OUTPUT 1)
 endif()
 
-option(PHYSFS_BUILD_TEST "Build stdio test program." TRUE)
+option(PHYSFS_BUILD_TEST "Build stdio test program." FALSE)
 mark_as_advanced(PHYSFS_BUILD_TEST)
 if(PHYSFS_BUILD_TEST)
     find_path(READLINE_H readline/readline.h)

src/map_lua.c

@@ -215,7 +215,9 @@ static Stats
 lua_checkstats(lua_State *L, int index)
 {
 	// Confirm table
-	lua_istable(L, index);
+	if (lua_istable(L, index)) {
+		fatal("Bad table provided");
+	}
 
 	// Push to top of stack
 	lua_pushvalue(L, index);