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Add check to avoid usage of broken LuaJIT < 2.0.0beta8

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sapier authored and sapier committed Feb 13, 2014
1 parent ded5f8b commit 31ec14afe2ec1791821e742d79b172bbebe43e03
Showing with 57 additions and 13 deletions.
  1. +2 −1 CMakeLists.txt
  2. +55 −12 src/CMakeLists.txt
@@ -134,7 +134,7 @@ if(NOT CUSTOM_ICONDIR STREQUAL "")
set(ICONDIR "${CUSTOM_ICONDIR}")
message(STATUS "Using ICONDIR=${ICONDIR}")
endif()
set(CUSTOM_LOCALEDIR "" CACHE STRING "Directory to install l10n files into")
set(CUSTOM_LOCALEDIR "" CACHE STRING "Directory to install l10n files into")
if(NOT CUSTOM_LOCALEDIR STREQUAL "")
set(LOCALEDIR "${CUSTOM_LOCALEDIR}")
message(STATUS "Using LOCALEDIR=${LOCALEDIR}")
@@ -163,6 +163,7 @@ install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/fonts" DESTINATION "${SHAREDIR}")

install(FILES "README.txt" DESTINATION "${DOCDIR}")
install(FILES "doc/lua_api.txt" DESTINATION "${DOCDIR}")
install(FILES "doc/menu_lua_api.txt" DESTINATION "${DOCDIR}")
install(FILES "doc/mapformat.txt" DESTINATION "${DOCDIR}")
install(FILES "minetest.conf.example" DESTINATION "${EXAMPLE_CONF_DIR}")

@@ -1,6 +1,8 @@
project(minetest)
cmake_minimum_required( VERSION 2.6 )

INCLUDE(CheckCSourceRuns)

# Set some random things default to not being visible in the GUI
mark_as_advanced(EXECUTABLE_OUTPUT_PATH LIBRARY_OUTPUT_PATH)
mark_as_advanced(SQLITE3_INCLUDE_DIR SQLITE3_LIBRARY)
@@ -198,25 +200,66 @@ if(USE_FREETYPE)
set(CGUITTFONT_LIBRARY cguittfont)
endif(USE_FREETYPE)


find_library(LUA_LIBRARY luajit
NAMES luajit-5.1)
find_path(LUA_INCLUDE_DIR luajit.h
NAMES luajit.h
PATH_SUFFIXES luajit-2.0)
message (STATUS "LuaJIT library: ${LUA_LIBRARY}")
message (STATUS "LuaJIT headers: ${LUA_INCLUDE_DIR}")
if (NOT DISABLE_LUAJIT)
find_library(LUA_LIBRARY luajit
NAMES luajit-5.1)
find_path(LUA_INCLUDE_DIR luajit.h
NAMES luajit.h
PATH_SUFFIXES luajit-2.0)
message (STATUS "LuaJIT library: ${LUA_LIBRARY}")
message (STATUS "LuaJIT headers: ${LUA_INCLUDE_DIR}")
else (NOT ${DISABLE_LUAJIT} MATCHES "1")
message (STATUS "LuaJIT detection disabled! (DISABLE_LUAJIT=1)")
set(LUA_LIBRARY "")
set(LUA_INCLUDE_DIR "")
endif (NOT DISABLE_LUAJIT)

set(USE_LUAJIT 0)
if(LUA_LIBRARY AND LUA_INCLUDE_DIR)
message (STATUS "LuaJIT found.")
set(USE_LUAJIT 1)
else(LUA_LIBRARY AND LUA_INCLUDE_DIR)
message (STATUS "LuaJIT found, checking for broken versions...")
set(BACKUP_REQUIRED_INCS CMAKE_REQUIRED_INCLUDES)
set(CMAKE_REQUIRED_INCLUDES "${CMAKE_REQUIRED_INCLUDES} ${LUA_INCLUDE_DIR}")
CHECK_C_SOURCE_RUNS("
#include <luajit.h>
#include <stdio.h>
#include <string.h>
static char** broken_luajit_versions = (char *[]) {
\"LuaJIT 2.0.0-beta7\",
\"LuaJIT 2.0.0-beta6\",
\"LuaJIT 2.0.0-beta5\",
\"LuaJIT 2.0.0-beta4\",
\"LuaJIT 2.0.0-beta3\",
\"LuaJIT 2.0.0-beta2\",
\"LuaJIT 2.0.0-beta1\"
};
int main(int argc,char** argv) {
unsigned int i = 0;
for (i=0; i < sizeof(broken_luajit_versions); i++) {
if (strcmp(LUAJIT_VERSION,broken_luajit_versions[i]) == 0) {
return 1;
}
}
return 0;
}
"
VALID_LUAJIT_VERSION)
set(CMAKE_REQUIRED_INCLUDES BACKUP_REQUIRED_INCS)
if (VALID_LUAJIT_VERSION)
message (STATUS "LuaJIT version ok")
set(USE_LUAJIT 1)
else (VALID_LUAJIT_VERSION)
message (STATUS "LuaJIT versions till 2.0.0beta7 known to be broken, update to at least beta8")
set(USE_LUAJIT 0)
endif (VALID_LUAJIT_VERSION)
endif (LUA_LIBRARY AND LUA_INCLUDE_DIR)

if(NOT USE_LUAJIT)
message (STATUS "LuaJIT not found, using bundled Lua.")
set(LUA_INCLUDE_DIR "${PROJECT_SOURCE_DIR}/lua/src")
set(LUA_LIBRARY "lua")
add_subdirectory(lua)
endif(LUA_LIBRARY AND LUA_INCLUDE_DIR)
endif(NOT USE_LUAJIT)

mark_as_advanced(LUA_LIBRARY)
mark_as_advanced(LUA_INCLUDE_DIR)

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