1
0
Fork 0

Merge pull request #2001 from mc-server/BindingsCleanup

Bindings cleanup
This commit is contained in:
Mattes D 2015-05-12 10:29:55 +02:00
commit 0686b55901
13 changed files with 208 additions and 973 deletions

View File

@ -7,9 +7,13 @@ export MCSERVER_BUILD_ID=$TRAVIS_JOB_NUMBER
export MCSERVER_BUILD_DATETIME=`date`
cmake . -DBUILD_TOOLS=1 -DSELF_TEST=1;
echo "Checking basic style..."
cd src
lua CheckBasicStyle.lua
cd ..
echo "Building..."
make -j 2;
make -j 2 test ARGS="-V";
cd MCServer/;

View File

@ -54,3 +54,11 @@ string.repl = ogsub
-- Lua 5.2+ and LuaJit don't have string.gfind(). Use string.gmatch() instead:
if not(string.gfind) then
string.gfind = string.gmatch
end

View File

@ -1,2 +1,4 @@
lua51.dll
LuaState_Call.inc
LuaState_Declaration.inc
LuaState_Implementation.cpp
LuaState_Typedefs.inc

View File

@ -12,7 +12,7 @@
:: Regenerate the files:
echo Regenerating LUA bindings . . .
"tolua++.exe" -L virtual_method_hooks.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
"tolua++.exe" -L BindingsProcessor.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg

View File

@ -1,2 +1,2 @@
#!/bin/bash
/usr/bin/tolua++ -L virtual_method_hooks.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
/usr/bin/tolua++ -L BindingsProcessor.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg

View File

@ -13,7 +13,7 @@
:: Regenerate the files:
echo Regenerating LUA bindings . . .
lua ..\..\lib\tolua++\src\bin\lua\_driver.lua -L virtual_method_hooks.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
lua ..\..\lib\tolua++\src\bin\lua\_driver.lua -L BindingsProcessor.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg

View File

@ -0,0 +1,161 @@
-- BindingsProcessor.lua
-- Implements additional processing that is done while generating the Lua bindings
local access = {public = 0, protected = 1, private = 2}
--- Defines classes that have a custom manual Push() implementation and should not generate the automatic one
-- Map of classname -> true
local g_HasCustomPushImplementation =
{
cEntity = true
}
function parser_hook(s)
local container = classContainer.curr -- get the current container
-- process access-specifying labels (public, private, etc)
do
local b, e, label = string.find(s, "^%s*(%w*)%s*:[^:]") -- we need to check for [^:], otherwise it would match 'namespace::type'
if b then
-- found a label, get the new access value from the global 'access' table
if access[label] then
container.curr_member_access = access[label]
end -- else ?
return strsub(s, e) -- normally we would use 'e+1', but we need to preserve the [^:]
end
end
end
--- Outputs the helper files supplementing the cLuaState class
-- Writes:
-- LuaState_Declaration.inc
-- LuaState_Implementation.cpp
-- LuaState_Typedefs.inc
local function OutputLuaStateHelpers(a_Package)
-- Collect all class types from ToLua:
local types = {}
for idx, item in ipairs(a_Package) do
local mt = getmetatable(item) or {}
if (mt.classtype == "class") then
table.insert(types, {name = item.name, lname = item.lname})
end
end
table.sort(types,
function(a_Item1, a_Item2)
return (a_Item1.name:lower() < a_Item2.name:lower())
end
)
-- Output the typedefs:
do
local f = assert(io.open("LuaState_Typedefs.inc", "w"))
f:write("\n// LuaState_Typedefs.inc\n\n// This file is generated along with the Lua bindings by ToLua. Do not edit manually, do not commit to repo.\n")
f:write("// Provides a forward declaration and a typedef for a pointer to each class exported to the Lua API.\n")
f:write("\n\n\n\n\n")
for _, item in ipairs(types) do
if not(item.name:match(".*<.*")) then -- Skip templates altogether
-- Classes start with a "c", everything else is a struct:
if (item.name:sub(1, 1) == "c") then
f:write("class " .. item.name .. ";\n")
else
f:write("struct " .. item.name .. ";\n")
end
end
end
f:write("\n\n\n\n\n")
for _, item in ipairs(types) do
f:write("typedef " .. item.name .. " * Ptr" .. item.lname .. ";\n")
end
f:write("\n\n\n\n\n")
f:close()
end
-- Output the Push() and GetStackValue() function declarations:
do
local f = assert(io.open("LuaState_Declaration.inc", "w"))
f:write("\n// LuaState_Declaration.inc\n\n// This file is generated along with the Lua bindings by ToLua. Do not edit manually, do not commit to repo.\n")
f:write("// Implements a Push() and GetStackValue() function for each class exported to the Lua API.\n")
f:write("// This file expects to be included form inside the cLuaState class definition\n")
f:write("\n\n\n\n\n")
for _, item in ipairs(types) do
f:write("void Push(" .. item.name .. " * a_Value);\n")
end
for _, item in ipairs(types) do
f:write("void GetStackValue(int a_StackPos, Ptr" .. item.lname .. " & a_ReturnedVal);\n")
end
f:write("\n\n\n\n\n")
f:close()
end
-- Output the Push() and GetStackValue() function implementations:
do
local f = assert(io.open("LuaState_Implementation.cpp", "w"))
f:write("\n// LuaState_Implementation.cpp\n\n// This file is generated along with the Lua bindings by ToLua. Do not edit manually, do not commit to repo.\n")
f:write("// Implements a Push() and GetStackValue() function for each class exported to the Lua API.\n")
f:write("// This file expects to be compiled as a separate translation unit\n")
f:write("\n\n\n\n\n")
f:write("#include \"Globals.h\"\n#include \"LuaState.h\"\n#include \"tolua++/include/tolua++.h\"\n")
f:write("\n\n\n\n\n")
for _, item in ipairs(types) do
if not(g_HasCustomPushImplementation[item.name]) then
f:write("void cLuaState::Push(" .. item.name .. " * a_Value)\n{\n\tASSERT(IsValid());\n")
f:write("\ttolua_pushusertype(m_LuaState, a_Value, \"" .. item.name .. "\");\n");
f:write("\tm_NumCurrentFunctionArgs += 1;\n")
f:write("}\n\n\n\n\n\n")
end
end
for _, item in ipairs(types) do
f:write("void cLuaState::GetStackValue(int a_StackPos, Ptr" .. item.lname .. " & a_ReturnedVal)\n{\n\tASSERT(IsValid());\n")
f:write("\tif (lua_isnil(m_LuaState, a_StackPos))\n\t{\n")
f:write("\t a_ReturnedVal = nullptr;\n")
f:write("\t return;\n\t}\n")
f:write("\ttolua_Error err;\n")
f:write("\tif (tolua_isusertype(m_LuaState, a_StackPos, \"" .. item.name .. "\", false, &err))\n")
f:write("\t{\n")
f:write("\t a_ReturnedVal = *(reinterpret_cast<" .. item.name .. " **>(lua_touserdata(m_LuaState, a_StackPos)));\n")
f:write("\t}\n")
f:write("}\n\n\n\n\n\n")
end
f:close()
end
end
function pre_output_hook(a_Package)
OutputLuaStateHelpers(a_Package)
end
function post_output_hook()
print("Bindings have been generated.")
end

View File

@ -11,6 +11,7 @@ SET (SRCS
LuaNameLookup.cpp
LuaServerHandle.cpp
LuaState.cpp
LuaState_Implementation.cpp
LuaTCPLink.cpp
LuaUDPEndpoint.cpp
LuaWindow.cpp
@ -31,6 +32,8 @@ SET (HDRS
LuaNameLookup.h
LuaServerHandle.h
LuaState.h
LuaState_Declaration.inc
LuaState_Typedefs.inc
LuaTCPLink.h
LuaUDPEndpoint.h
LuaWindow.h
@ -46,12 +49,15 @@ SET (HDRS
set (BINDING_OUTPUTS
${CMAKE_CURRENT_SOURCE_DIR}/Bindings.cpp
${CMAKE_CURRENT_SOURCE_DIR}/Bindings.h
${CMAKE_CURRENT_SOURCE_DIR}/LuaState_Declaration.inc
${CMAKE_CURRENT_SOURCE_DIR}/LuaState_Implementation.cpp
${CMAKE_CURRENT_SOURCE_DIR}/LuaState_Typedefs.inc
)
set(BINDING_DEPENDENCIES
tolua
../Bindings/virtual_method_hooks.lua
../Bindings/AllToLua.pkg
../Bindings/BindingsProcessor.lua
../Bindings/LuaFunctions.h
../Bindings/LuaWindow.h
../Bindings/Plugin.h
@ -126,7 +132,7 @@ if (NOT MSVC)
OUTPUT ${BINDING_OUTPUTS}
# Regenerate bindings:
COMMAND tolua -L virtual_method_hooks.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
COMMAND tolua -L BindingsProcessor.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
# add any new generation dependencies here
@ -134,8 +140,7 @@ if (NOT MSVC)
)
endif ()
set_source_files_properties(${CMAKE_SOURCE_DIR}/src/Bindings/Bindings.cpp PROPERTIES GENERATED TRUE)
set_source_files_properties(${CMAKE_SOURCE_DIR}/src/Bindings/Bindings.h PROPERTIES GENERATED TRUE)
set_source_files_properties(${BINDING_OUTPUTS} PROPERTIES GENERATED TRUE)
set_source_files_properties(${CMAKE_SOURCE_DIR}/src/Bindings/Bindings.cpp PROPERTIES COMPILE_FLAGS -Wno-error)

View File

@ -530,42 +530,6 @@ void cLuaState::Push(bool a_Value)
void cLuaState::Push(cBlockEntity * a_BlockEntity)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_BlockEntity, (a_BlockEntity == nullptr) ? "cBlockEntity" : a_BlockEntity->GetClass());
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cChunkDesc * a_ChunkDesc)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_ChunkDesc, "cChunkDesc");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cClientHandle * a_Client)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Client, "cClientHandle");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cEntity * a_Entity)
{
ASSERT(IsValid());
@ -632,42 +596,6 @@ void cLuaState::Push(cEntity * a_Entity)
void cLuaState::Push(cHopperEntity * a_Hopper)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Hopper, "cHopperEntity");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cItem * a_Item)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Item, "cItem");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cItems * a_Items)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Items, "cItems");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cLuaServerHandle * a_ServerHandle)
{
ASSERT(IsValid());
@ -704,126 +632,6 @@ void cLuaState::Push(cLuaUDPEndpoint * a_UDPEndpoint)
void cLuaState::Push(cMonster * a_Monster)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Monster, "cMonster");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cPickup * a_Pickup)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Pickup, "cPickup");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cPlayer * a_Player)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cPlugin * a_Plugin)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Plugin, "cPlugin");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cPluginLua * a_Plugin)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Plugin, "cPluginLua");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cProjectileEntity * a_ProjectileEntity)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_ProjectileEntity, "cProjectileEntity");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cTNTEntity * a_TNTEntity)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_TNTEntity, "cTNTEntity");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cWebAdmin * a_WebAdmin)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_WebAdmin, "cWebAdmin");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cWindow * a_Window)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Window, "cWindow");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(cWorld * a_World)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_World, "cWorld");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(double a_Value)
{
ASSERT(IsValid());
@ -848,42 +656,6 @@ void cLuaState::Push(int a_Value)
void cLuaState::Push(TakeDamageInfo * a_TDI)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_TDI, "TakeDamageInfo");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(Vector3d * a_Vector)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Vector, "Vector3<double>");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(Vector3i * a_Vector)
{
ASSERT(IsValid());
tolua_pushusertype(m_LuaState, a_Vector, "Vector3<int>");
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(void * a_Ptr)
{
UNUSED(a_Ptr);
@ -899,6 +671,10 @@ void cLuaState::Push(void * a_Ptr)
m_NumCurrentFunctionArgs += 1;
}
void cLuaState::Push(std::chrono::milliseconds a_Value)
{
ASSERT(IsValid());
@ -911,6 +687,7 @@ void cLuaState::Push(std::chrono::milliseconds a_Value)
/*
void cLuaState::PushUserType(void * a_Object, const char * a_Type)
{
ASSERT(IsValid());
@ -918,6 +695,7 @@ void cLuaState::PushUserType(void * a_Object, const char * a_Type)
tolua_pushusertype(m_LuaState, a_Object, a_Type);
m_NumCurrentFunctionArgs += 1;
}
*/
@ -1031,149 +809,6 @@ void cLuaState::GetStackValue(int a_StackPos, int & a_ReturnedVal)
void cLuaState::GetStackValue(int a_StackPos, pBlockArea & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cBlockArea", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cBlockArea **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pBoundingBox & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cBoundingBox", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cBoundingBox **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pMapManager & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cMapManager", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cMapManager **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pPluginManager & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cPluginManager", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cPluginManager **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pRoot & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cRoot", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cRoot **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pScoreboard & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cScoreboard", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cScoreboard **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pWorld & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cWorld", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cWorld **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
void cLuaState::GetStackValue(int a_StackPos, pClientHandle & a_ReturnedVal)
{
if (lua_isnil(m_LuaState, a_StackPos))
{
a_ReturnedVal = nullptr;
return;
}
tolua_Error err;
if (tolua_isusertype(m_LuaState, a_StackPos, "cClientHandle", false, &err))
{
a_ReturnedVal = *(reinterpret_cast<cClientHandle **>(lua_touserdata(m_LuaState, a_StackPos)));
}
}
bool cLuaState::CallFunction(int a_NumResults)
{
ASSERT (m_NumCurrentFunctionArgs >= 0); // A function must be pushed to stack first

View File

@ -33,50 +33,12 @@ extern "C"
#include "../Vector3.h"
#include "../Defines.h"
#include "PluginManager.h"
#include "LuaState_Typedefs.inc"
class cBlockArea;
class cBlockEntity;
class cBoundingBox;
class cChunkDesc;
class cClientHandle;
class cCraftingGrid;
class cCraftingRecipe;
class cEntity;
class cHopperEntity;
class cItem;
class cItems;
// fwd:
class cLuaServerHandle;
class cLuaTCPLink;
class cLuaUDPEndpoint;
class cMapManager;
class cMonster;
class cPickup;
class cPlayer;
class cPlugin;
class cPluginLua;
class cProjectileEntity;
class cRoot;
class cScoreboard;
class cTNTEntity;
class cWebAdmin;
class cWindow;
class cWorld;
struct HTTPRequest;
struct HTTPTemplateRequest;
struct TakeDamageInfo;
typedef cBlockArea * pBlockArea;
typedef cBoundingBox * pBoundingBox;
typedef cMapManager * pMapManager;
typedef cPluginManager * pPluginManager;
typedef cRoot * pRoot;
typedef cScoreboard * pScoreboard;
typedef cWorld * pWorld;
typedef cClientHandle * pClientHandle;
@ -214,35 +176,15 @@ public:
void Push(const Vector3i & a_Vector);
void Push(const Vector3i * a_Vector);
// Push a value onto the stack (keep alpha-sorted):
// Push a simple value onto the stack (keep alpha-sorted):
void Push(bool a_Value);
void Push(cBlockEntity * a_BlockEntity);
void Push(cChunkDesc * a_ChunkDesc);
void Push(cClientHandle * a_ClientHandle);
void Push(cEntity * a_Entity);
void Push(cHopperEntity * a_Hopper);
void Push(cItem * a_Item);
void Push(cItems * a_Items);
void Push(double a_Value);
void Push(int a_Value);
void Push(void * a_Ptr);
void Push(std::chrono::milliseconds a_time);
void Push(cLuaServerHandle * a_ServerHandle);
void Push(cLuaTCPLink * a_TCPLink);
void Push(cLuaUDPEndpoint * a_UDPEndpoint);
void Push(cMonster * a_Monster);
void Push(cPickup * a_Pickup);
void Push(cPlayer * a_Player);
void Push(cPlugin * a_Plugin);
void Push(cPluginLua * a_Plugin);
void Push(cProjectileEntity * a_ProjectileEntity);
void Push(cTNTEntity * a_TNTEntity);
void Push(cWebAdmin * a_WebAdmin);
void Push(cWindow * a_Window);
void Push(cWorld * a_World);
void Push(double a_Value);
void Push(int a_Value);
void Push(TakeDamageInfo * a_TDI);
void Push(Vector3d * a_Vector);
void Push(Vector3i * a_Vector);
void Push(void * a_Ptr);
void Push(std::chrono::milliseconds a_time);
// GetStackValue() retrieves the value at a_StackPos, if it is a valid type. If not, a_Value is unchanged.
// Enum values are clamped to their allowed range.
@ -252,17 +194,12 @@ public:
void GetStackValue(int a_StackPos, cPluginManager::CommandResult & a_Result);
void GetStackValue(int a_StackPos, cRef & a_Ref);
void GetStackValue(int a_StackPos, double & a_Value);
void GetStackValue(int a_StackPos, float & a_ReturnedVal);
void GetStackValue(int a_StackPos, eWeather & a_Value);
void GetStackValue(int a_StackPos, float & a_ReturnedVal);
void GetStackValue(int a_StackPos, int & a_Value);
void GetStackValue(int a_StackPos, pBlockArea & a_Value);
void GetStackValue(int a_StackPos, pBoundingBox & a_Value);
void GetStackValue(int a_StackPos, pClientHandle & a_Value);
void GetStackValue(int a_StackPos, pMapManager & a_Value);
void GetStackValue(int a_StackPos, pPluginManager & a_Value);
void GetStackValue(int a_StackPos, pRoot & a_Value);
void GetStackValue(int a_StackPos, pScoreboard & a_Value);
void GetStackValue(int a_StackPos, pWorld & a_Value);
// Include the auto-generated Push and GetStackValue() functions:
#include "LuaState_Declaration.inc"
/** Call the specified Lua function.
Returns true if call succeeded, false if there was an error.
@ -441,7 +378,7 @@ protected:
bool PushFunction(const cTableRef & a_TableRef);
/** Pushes a usertype of the specified class type onto the stack */
void PushUserType(void * a_Object, const char * a_Type);
// void PushUserType(void * a_Object, const char * a_Type);
/**
Calls the function that has been pushed onto the stack by PushFunction(),

View File

@ -1,518 +0,0 @@
-- flags
local disable_virtual_hooks = true
local enable_pure_virtual = true
local default_private_access = false
local access = {public = 0, protected = 1, private = 2}
function preparse_hook(p)
if default_private_access then
-- we need to make all structs 'public' by default
p.code = string.gsub(p.code, "(struct[^;]*{)", "%1\npublic:\n")
end
end
function parser_hook(s)
local container = classContainer.curr -- get the current container
if default_private_access then
if not container.curr_member_access and container.classtype == 'class' then
-- default access for classes is private
container.curr_member_access = access.private
end
end
-- try labels (public, private, etc)
do
local b,e,label = string.find(s, "^%s*(%w*)%s*:[^:]") -- we need to check for [^:], otherwise it would match 'namespace::type'
if b then
-- found a label, get the new access value from the global 'access' table
if access[label] then
container.curr_member_access = access[label]
end -- else ?
return strsub(s, e) -- normally we would use 'e+1', but we need to preserve the [^:]
end
end
local ret = nil
if disable_virtual_hooks then
return ret
end
local b,e,decl,arg = string.find(s, "^%s*virtual%s+([^%({~]+)(%b())")
local const
if b then
local ret = string.sub(s, e+1)
if string.find(ret, "^%s*const") then
const = "const"
ret = string.gsub(ret, "^%s*const", "")
end
local purev = false
if string.find(ret, "^%s*=%s*0") then
purev = true
ret = string.gsub(ret, "^%s*=%s*0", "")
end
ret = string.gsub(ret, "^%s*%b{}", "")
local func = Function(decl, arg, const)
func.pure_virtual = purev
--func.access = access
func.original_sig = decl
local curflags = classContainer.curr.flags
if not curflags.virtual_class then
curflags.virtual_class = VirtualClass()
end
curflags.virtual_class:add(func)
curflags.pure_virtual = curflags.pure_virtual or purev
return ret
end
return ret
end
-- class VirtualClass
classVirtualClass = {
classtype = 'class',
name = '',
base = '',
type = '',
btype = '',
ctype = '',
}
classVirtualClass.__index = classVirtualClass
setmetatable(classVirtualClass,classClass)
function classVirtualClass:add(f)
local parent = classContainer.curr
pop()
table.insert(self.methods, {f=f})
local name,sig
-- doble negative means positive
if f.name == 'new' and ((not self.flags.parent_object.flags.pure_virtual) or (enable_pure_virtual)) then
name = self.original_name
elseif f.name == 'delete' then
name = '~'..self.original_name
else
if f.access ~= 2 and (not f.pure_virtual) and f.name ~= 'new' and f.name ~= 'delete' then
name = f.mod.." "..f.type..f.ptr.." "..self.flags.parent_object.lname.."__"..f.name
end
end
if name then
sig = name..self:get_arg_list(f, true)..";\n"
push(self)
sig = preprocess(sig)
self:parse(sig)
pop()
end
push(parent)
end
function preprocess(sig)
sig = gsub(sig,"([^%w_])void%s*%*","%1_userdata ") -- substitute 'void*'
sig = gsub(sig,"([^%w_])void%s*%*","%1_userdata ") -- substitute 'void*'
sig = gsub(sig,"([^%w_])char%s*%*","%1_cstring ") -- substitute 'char*'
sig = gsub(sig,"([^%w_])lua_State%s*%*","%1_lstate ") -- substitute 'lua_State*'
return sig
end
function classVirtualClass:get_arg_list(f, decl)
local ret = ""
local sep = ""
local i=1
while f.args[i] do
local arg = f.args[i]
if decl then
local ptr
if arg.ret ~= '' then
ptr = arg.ret
else
ptr = arg.ptr
end
local def = ""
if arg.def and arg.def ~= "" then
def = " = "..arg.def
end
ret = ret..sep..arg.mod.." "..arg.type..ptr.." "..arg.name..def
else
ret = ret..sep..arg.name
end
sep = ","
i = i+1
end
return "("..ret..")"
end
function classVirtualClass:add_parent_virtual_methods(parent)
parent = parent or _global_classes[self.flags.parent_object.btype]
if not parent then return end
if parent.flags.virtual_class then
local vclass = parent.flags.virtual_class
for k,v in ipairs(vclass.methods) do
if v.f.name ~= 'new' and v.f.name ~= 'delete' and (not self:has_method(v.f)) then
table.insert(self.methods, {f=v.f})
end
end
end
parent = _global_classes[parent.btype]
if parent then
self:add_parent_virtual_methods(parent)
end
end
function classVirtualClass:has_method(f)
for k,v in pairs(self.methods) do
-- just match name for now
if v.f.name == f.name then
return true
end
end
return false
end
function classVirtualClass:add_constructors()
local i=1
while self.flags.parent_object[i] do
local v = self.flags.parent_object[i]
if getmetatable(v) == classFunction and (v.name == 'new' or v.name == 'delete') then
self:add(v)
end
i = i+1
end
end
--[[
function classVirtualClass:requirecollection(t)
self:add_constructors()
local req = classClass.requirecollection(self, t)
if req then
output('class ',self.name,";")
end
return req
end
--]]
function classVirtualClass:supcode()
-- pure virtual classes can have no default constructors on gcc 4
if self.flags.parent_object.flags.pure_virtual and not enable_pure_virtual then
output('#if (__GNUC__ == 4) || (__GNUC__ > 4 ) // I hope this works on Microsoft Visual studio .net server 2003 XP Compiler\n')
end
local ns
if self.prox.classtype == 'namespace' then
output('namespace ',self.prox.name, " {")
ns = true
end
output("class "..self.original_name.." : public "..self.btype..", public ToluaBase {")
output("public:\n")
self:add_parent_virtual_methods()
self:output_methods(self.btype)
self:output_parent_methods()
self:add_constructors()
-- no constructor for pure virtual classes
if (not self.flags.parent_object.flags.pure_virtual) or enable_pure_virtual then
self:output_constructors()
end
output("};\n\n")
if ns then
output("};")
end
classClass.supcode(self)
if self.flags.parent_object.flags.pure_virtual and not enable_pure_virtual then
output('#endif // __GNUC__ >= 4\n')
end
-- output collector for custom class if required
if self:requirecollection(_collect) and _collect[self.type] then
output('\n')
output('/* function to release collected object via destructor */')
output('#ifdef __cplusplus\n')
--for i,v in pairs(collect) do
i,v = self.type, _collect[self.type]
output('\nstatic int '..v..' (lua_State* tolua_S)')
output('{')
output(' '..i..'* self = ('..i..'*) tolua_tousertype(tolua_S,1,0);')
output(' delete self;')
output(' return 0;')
output('}')
--end
output('#endif\n\n')
end
end
function classVirtualClass:register(pre)
-- pure virtual classes can have no default constructors on gcc 4
if self.flags.parent_object.flags.pure_virtual and not enable_pure_virtual then
output('#if (__GNUC__ == 4) || (__GNUC__ > 4 )\n')
end
classClass.register(self, pre)
if self.flags.parent_object.flags.pure_virtual and not enable_pure_virtual then
output('#endif // __GNUC__ >= 4\n')
end
end
--function classVirtualClass:requirecollection(_c)
-- if self.flags.parent_object.flags.pure_virtual then
-- return false
-- end
-- return classClass.requirecollection(self, _c)
--end
function classVirtualClass:output_parent_methods()
for k,v in ipairs(self.methods) do
if v.f.access ~= 2 and (not v.f.pure_virtual) and v.f.name ~= 'new' and v.f.name ~= 'delete' then
local rettype = v.f.mod.." "..v.f.type..v.f.ptr.." "
local parent_name = rettype..self.btype.."__"..v.f.name
local par_list = self:get_arg_list(v.f, true)
local var_list = self:get_arg_list(v.f, false)
-- the parent's virtual function
output("\t"..parent_name..par_list.." {")
output("\t\treturn (",rettype,")"..self.btype.."::"..v.f.name..var_list..";")
output("\t};")
end
end
end
function classVirtualClass:output_methods(btype)
for k,v in ipairs(self.methods) do
if v.f.name ~= 'new' and v.f.name ~= 'delete' then
self:output_method(v.f, btype)
end
end
output("\n")
end
function classVirtualClass:output_constructors()
for k,v in ipairs(self.methods) do
if v.f.name == 'new' then
local par_list = self:get_arg_list(v.f, true)
local var_list = self:get_arg_list(v.f, false)
output("\t",self.original_name,par_list,":",self.btype,var_list,"{};")
end
end
end
function classVirtualClass:output_method(f, btype)
if f.access == 2 then -- private
return
end
local ptr
if f.ret ~= '' then
ptr = f.ret
else
ptr = f.ptr
end
local rettype = f.mod.." "..f.type..f.ptr.." "
local par_list = self:get_arg_list(f, true)
local var_list = self:get_arg_list(f, false)
if string.find(rettype, "%s*LuaQtGenericFlags%s*") then
_,_,rettype = string.find(f.original_sig, "^%s*([^%s]+)%s+")
end
-- the caller of the lua method
output("\t"..rettype.." "..f.name..par_list..f.const.." {")
local fn = f.cname
if f.access == 1 then
fn = "NULL"
end
output('\t\tif (push_method("',f.lname,'", ',fn,')) {')
--if f.type ~= 'void' then
-- output("\t\t\tint top = lua_gettop(lua_state)-1;")
--end
-- push the parameters
local argn = 0
for i,arg in ipairs(f.args) do
if arg.type ~= 'void' then
local t,ct = isbasic(arg.type)
if t and t ~= '' then
if arg.ret == "*" then
t = 'userdata'
ct = 'void*'
end
output("\t\t\ttolua_push"..t.."(lua_state, ("..ct..")"..arg.name..");");
else
local m = arg.ptr
if m and m~= "" then
if m == "*" then m = "" end
output("\t\t\ttolua_pushusertype(lua_state, (void*)"..m..arg.name..", \""..arg.type.."\");")
else
output("\t\t\tvoid* tolua_obj" .. argn .." = (void*)new "..arg.type.."("..arg.name..");\n")
output('\t\t\ttolua_pushusertype_and_takeownership(lua_state, tolua_obj' .. argn .. ', "'..arg.type..'");\n')
end
end
argn = argn+1
end
end
-- call the function
output("\t\t\tToluaBase::dbcall(lua_state, ",argn+1,", ")
-- return value
if f.type ~= 'void' then
output("1);")
local t,ct = isbasic(f.type)
if t and t ~= '' then
--output("\t\t\treturn ("..rettype..")tolua_to"..t.."(lua_state, top, 0);")
output("\t\t\t",rettype,"tolua_ret = ("..rettype..")tolua_to"..t.."(lua_state, -1, 0);")
else
local mod = ""
if f.ptr ~= "*" then
mod = "*("..f.type.."*)"
end
--output("\t\t\treturn ("..rettype..")"..mod.."tolua_tousertype(lua_state, top, 0);")
output("\t\t\t",rettype,"tolua_ret = ("..rettype..")"..mod.."tolua_tousertype(lua_state, -1, 0);")
end
output("\t\t\tlua_pop(lua_state, 1);")
output("\t\t\treturn tolua_ret;")
else
output("0);")
end
-- handle non-implemeted function
output("\t\t} else {")
if f.pure_virtual then
output('\t\t\tif (lua_state)')
--output('\t\t\t\ttolua_error(lua_state, "pure-virtual method '..btype.."::"..f.name..' not implemented.", NULL);')
output('\t\t\t\tLOG("pure-virtual method '..btype.."::"..f.name..' not implemented.");')
output('\t\t\telse {')
output('\t\t\t\tLOG("pure-virtual method '..btype.."::"..f.name..' called with no lua_state. Aborting");')
output('\t\t\t\t::abort();')
output('\t\t\t};')
if( rettype == " std::string " ) then
output('\t\t\treturn "";')
else
output('\t\t\treturn (',rettype,')0;')
end
else
output('\t\t\treturn (',rettype,')',btype,'::',f.name,var_list,';')
end
output("\t\t};")
output("\t};")
end
function VirtualClass()
local parent = classContainer.curr
pop()
local name = "Lua__"..parent.original_name
local c = _Class(_Container{name=name, base=parent.name, extra_bases=nil})
setmetatable(c, classVirtualClass)
local ft = getnamespace(c.parent)..c.original_name
append_global_type(ft, c)
push(parent)
c.flags.parent_object = parent
c.methods = {}
push(c)
c:parse("\nvoid tolua__set_instance(_lstate L, lua_Object lo);\n")
pop()
return c
end
function post_output_hook()
print("Bindings have been generated.")
end

View File

@ -278,7 +278,7 @@ if (MSVC)
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_SOURCE_DIR}/MCServer/lua51.dll ./lua51.dll
# Regenerate bindings:
COMMAND tolua -L virtual_method_hooks.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
COMMAND tolua -L BindingsProcessor.lua -o Bindings.cpp -H Bindings.h AllToLua.pkg
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/Bindings/
# add any new generation dependencies here

View File

@ -43,6 +43,7 @@ local g_IgnoredFiles =
{
"Bindings/Bindings.h",
"Bindings/Bindings.cpp",
"Bindings/LuaState_Implementation.cpp",
"LeakFinder.cpp",
"LeakFinder.h",
"MersenneTwister.h",