Compiling error compiling in centos 6.7

[lgana]

hello ,
i have an error in compiling in centos 6.7

after i do all instraction in
https://github.com/otland/forgottenserver/wiki/Compiling-on-CentOS




root@host1 [/tmp/soft/forgottenserver/build]# make
[ 1%] Building CXX object CMakeFiles/tfs.dir/src/actions.cpp.o
In file included from /tmp/soft/forgottenserver/src/protocolgame.h:26,
from /tmp/soft/forgottenserver/src/player.h:29,
from /tmp/soft/forgottenserver/src/game.h:31,
from /tmp/soft/forgottenserver/src/actions.cpp:26:
/tmp/soft/forgottenserver/src/tasks.h:24:18: error: atomic: No such file or directory
In file included from /tmp/soft/forgottenserver/src/luascript.h:35,
from /tmp/soft/forgottenserver/src/baseevents.h:23,
from /tmp/soft/forgottenserver/src/actions.h:23,
from /tmp/soft/forgottenserver/src/actions.cpp:22:
/tmp/soft/forgottenserver/src/database.h: In member function 'T DBResult::getNumber(const std::string&) const':
/tmp/soft/forgottenserver/src/database.h:159: error: 'nullptr' was not declared in this scope
In file included from /tmp/soft/forgottenserver/src/baseevents.h:23,
from /tmp/soft/forgottenserver/src/actions.h:23,
from /tmp/soft/forgottenserver/src/actions.cpp:22:
/tmp/soft/forgottenserver/src/luascript.h: At global scope:
/tmp/soft/forgottenserver/src/luascript.h:224: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/luascript.h:418: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/luascript.h: In static member function 'static T* LuaScriptInterface::getUserdata(lua_State*, int32_t)':
/tmp/soft/forgottenserver/src/luascript.h:314: error: 'nullptr' was not declared in this scope
In file included from /tmp/soft/forgottenserver/src/actions.cpp:22:
/tmp/soft/forgottenserver/src/actions.h: At global scope:
/tmp/soft/forgottenserver/src/actions.h:35: error: expected ';' before 'override'
/tmp/soft/forgottenserver/src/actions.h:36: error: expected ';' before 'override'
/tmp/soft/forgottenserver/src/actions.h:73: error: expected ';' before 'override'
/tmp/soft/forgottenserver/src/actions.h:84: error: expected initializer before ':' token
In file included from /tmp/soft/forgottenserver/src/cylinder.h:24,
from /tmp/soft/forgottenserver/src/item.h:23,
from /tmp/soft/forgottenserver/src/bed.h:23,
from /tmp/soft/forgottenserver/src/actions.cpp:23:
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual Cylinder* Thing::getParent() const':
/tmp/soft/forgottenserver/src/thing.h:45: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual Container* Thing::getContainer()':
/tmp/soft/forgottenserver/src/thing.h:63: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual const Container* Thing::getContainer() const':
/tmp/soft/forgottenserver/src/thing.h:66: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual Item* Thing::getItem()':
/tmp/soft/forgottenserver/src/thing.h:69: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual const Item* Thing::getItem() const':
/tmp/soft/forgottenserver/src/thing.h:72: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual Creature* Thing::getCreature()':
/tmp/soft/forgottenserver/src/thing.h:75: error: 'nullptr' was not declared in this scope
/tmp/soft/forgottenserver/src/thing.h: In member function 'virtual const Creature* Thing::getCreature() const':
/tmp/soft/forgottenserver/src/thing.h:78: error: 'nullptr' was not declared in this scope
In file included from /tmp/soft/forgottenserver/src/item.h:23,
from /tmp/soft/forgottenserver/src/bed.h:23,
from /tmp/soft/forgottenserver/src/actions.cpp:23:
/tmp/soft/forgottenserver/src/cylinder.h: At global scope:
/tmp/soft/forgottenserver/src/cylinder.h:64: error: 'nullptr' was not declared in this scope
In file included from /tmp/soft/forgottenserver/src/item.h:23,
from /tmp/soft/forgottenserver/src/bed.h:23,
from /tmp/soft/forgottenserver/src/actions.cpp:23:
/tmp/soft/forgottenserver/src/cylinder.h:208: error: expected initializer before ':' token
In file included from /tmp/soft/forgottenserver/src/items.h:25,
from /tmp/soft/forgottenserver/src/item.h:25,
from /tmp/soft/forgottenserver/src/bed.h:23,
from /tmp/soft/forgottenserver/src/actions.cpp:23:
/tmp/soft/forgottenserver/src/itemloader.h:181: error: expected declaration before end of line
make[2]: *** [CMakeFiles/tfs.dir/src/actions.cpp.o] Error 1
make[1]: *** [CMakeFiles/tfs.dir/all] Error 2
make: *** [all] Error 2

 

[Damc]

g++4.8 or higher is required to compile TFS. To check your version use:

g++ -v

 

[lgana]

how to update it i have
gcc version 4.4.7 20120313 (Red Hat 4.4.7-16) (GCC)