/usr/include/glbinding/Function.inl is in libglbinding-dev 2.1.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#include <utility>
#include <functional>
#include <memory>
#include <glbinding/logging.h>
#include <glbinding/Value.h>
namespace
{
template <typename ReturnType, typename... Arguments>
struct BasicCallHelper
{
static ReturnType call(const glbinding::Function<ReturnType, Arguments...> * function, Arguments&&... arguments)
{
return reinterpret_cast<typename glbinding::Function<ReturnType, Arguments...>::Signature>(function->address())(std::forward<Arguments>(arguments)...);
}
};
// Special case for GLboolean because of MSVC differing behavior
template <typename... Arguments>
struct BasicCallHelper<gl::GLboolean, Arguments...>
{
static gl::GLboolean call(const glbinding::Function<gl::GLboolean, Arguments...> * function, Arguments&&... arguments)
{
return reinterpret_cast<typename glbinding::Function<gl::GLboolean::underlying_type, Arguments...>::Signature>(function->address())(std::forward<Arguments>(arguments)...);
}
};
template <typename ReturnType, typename... Arguments>
struct FunctionHelper
{
ReturnType call(const glbinding::Function<ReturnType, Arguments...> * function, Arguments&&... arguments) const
{
std::unique_ptr<glbinding::FunctionCall> functionCall{new glbinding::FunctionCall(function)};
if (function->isAnyEnabled(glbinding::CallbackMask::Parameters | glbinding::CallbackMask::Logging))
{
functionCall->parameters = glbinding::createValues(std::forward<Arguments>(arguments)...);
}
if (function->isEnabled(glbinding::CallbackMask::Before))
{
function->before(*functionCall);
if (function->beforeCallback())
{
function->beforeCallback()(std::forward<Arguments>(arguments)...);
}
}
auto value = BasicCallHelper<ReturnType, Arguments ...>::call(function, std::forward<Arguments>(arguments)...);
if (function->isAnyEnabled(glbinding::CallbackMask::ReturnValue | glbinding::CallbackMask::Logging))
{
functionCall->returnValue = glbinding::createValue(value);
}
if (function->isEnabled(glbinding::CallbackMask::After))
{
function->after(*functionCall);
if (function->afterCallback())
{
function->afterCallback()(value, std::forward<Arguments>(arguments)...);
}
}
if(function->isEnabled(glbinding::CallbackMask::Logging))
{
glbinding::logging::log(functionCall.release());
}
return value;
}
};
template <typename... Arguments>
struct FunctionHelper<void, Arguments...>
{
void call(const glbinding::Function<void, Arguments...> * function, Arguments&&... arguments) const
{
std::unique_ptr<glbinding::FunctionCall> functionCall(new glbinding::FunctionCall(function));
if (function->isAnyEnabled(glbinding::CallbackMask::Parameters | glbinding::CallbackMask::Logging))
{
functionCall->parameters = glbinding::createValues(std::forward<Arguments>(arguments)...);
}
if (function->isEnabled(glbinding::CallbackMask::Before))
{
function->before(*functionCall);
if (function->beforeCallback())
{
function->beforeCallback()(std::forward<Arguments>(arguments)...);
}
}
BasicCallHelper<void, Arguments ...>::call(function, std::forward<Arguments>(arguments)...);
if (function->isEnabled(glbinding::CallbackMask::After))
{
function->after(*functionCall);
if (function->afterCallback())
{
function->afterCallback()(std::forward<Arguments>(arguments)...);
}
}
if(function->isEnabled(glbinding::CallbackMask::Logging))
{
glbinding::logging::log(functionCall.release());
}
}
};
} // namespace
namespace glbinding
{
template <typename ReturnType, typename... Arguments>
Function<ReturnType, Arguments...>::Function(const char * _name)
: AbstractFunction{_name}
, m_beforeCallback{nullptr}
, m_afterCallback{nullptr}
{
}
template <typename ReturnType, typename... Arguments>
ReturnType Function<ReturnType, Arguments...>::operator()(Arguments&... arguments) const
{
return call(arguments...);
}
template <typename ReturnType, typename... Arguments>
ReturnType Function<ReturnType, Arguments...>::call(Arguments&... arguments) const
{
const auto myAddress = address();
if (myAddress == nullptr)
{
if (isEnabled(CallbackMask::Unresolved))
{
unresolved();
}
return ReturnType();
}
if (isAnyEnabled(CallbackMask::Before | CallbackMask::After | CallbackMask::Logging))
{
return FunctionHelper<ReturnType, Arguments...>().call(this, std::forward<Arguments>(arguments)...);
}
else
{
return BasicCallHelper<ReturnType, Arguments...>::call(this, std::forward<Arguments>(arguments)...);
}
}
template <typename ReturnType, typename... Arguments>
ReturnType Function<ReturnType, Arguments...>::directCall(Arguments... arguments) const
{
return BasicCallHelper<ReturnType, Arguments...>::call(this, std::forward<Arguments>(arguments)...);
}
template <typename ReturnType, typename... Arguments>
void Function<ReturnType, Arguments...>::setBeforeCallback(BeforeCallback callback)
{
m_beforeCallback = std::move(callback);
}
template <typename ReturnType, typename... Arguments>
void Function<ReturnType, Arguments...>::clearBeforeCallback()
{
m_beforeCallback = nullptr;
}
template <typename ReturnType, typename... Arguments>
void Function<ReturnType, Arguments...>::setAfterCallback(AfterCallback callback)
{
m_afterCallback = std::move(callback);
}
template <typename ReturnType, typename... Arguments>
void Function<ReturnType, Arguments...>::clearAfterCallback()
{
m_afterCallback = nullptr;
}
template <typename ReturnType, typename... Arguments>
typename Function<ReturnType, Arguments...>::BeforeCallback Function<ReturnType, Arguments...>::beforeCallback() const
{
return m_beforeCallback;
}
template <typename ReturnType, typename... Arguments>
typename Function<ReturnType, Arguments...>::AfterCallback Function<ReturnType, Arguments...>::afterCallback() const
{
return m_afterCallback;
}
} // namespace glbinding
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