boost/python
2
0
Fork 0
mirror of https://github.com/boostorg/python.git synced 2026-01-19 16:32:16 +00:00
Code Issues Projects Releases Wiki Activity

factored out redundant code into base class

Browse Source 
[SVN r15399]
This commit is contained in:
Joel de Guzman
2002-09-17 06:09:23 +00:00
parent a5c2402565
commit 9230705eea
1 changed files with 75 additions and 102 deletions
Download Patch File Download Diff File Expand all files Collapse all files

177
include/boost/python/detail/defaults_gen.hpp
View File

@@ -28,16 +28,28 @@
namespace boost { namespace python {
///////////////////////////////////////////////////////////////////////////////
//
// func_stubs_base is used as a base class for all function stubs.
//
///////////////////////////////////////////////////////////////////////////////
// func_stubs_base is used as a base class for all function
// stubs. This class holds the doc_string of the stubs.
namespace detail
{
struct func_stubs_base {};
struct func_stubs_base
{
func_stubs_base(char const* doc_)
: doc(doc_) {}
char const* doc_string() const
{ return doc; }
char const* doc;
};
}
// func_stubs_with_call_policies is generated by the
// func_stubs_with_default_call_policies operator[]
// (see below). This class holds a user defined call policies
// of the stubs.
template <class CallPoliciesT, class StubsT>
struct func_stubs_with_call_policies
: public detail::func_stubs_base
@@ -45,18 +57,40 @@ struct func_stubs_with_call_policies
typedef typename StubsT::nv_type nv_type;
typedef typename StubsT::v_type v_type;
func_stubs_with_call_policies(CallPoliciesT const& policies_, char const* doc_)
: policies(policies_), doc(doc_) {}
char const* doc_string() const
{ return doc; }
func_stubs_with_call_policies(CallPoliciesT const& policies_, char const* doc)
: detail::func_stubs_base(doc), policies(policies_) {}
CallPoliciesT
call_policies() const
{ return policies; }
CallPoliciesT policies;
char const* doc;
};
// func_stubs_with_default_call_policies is our default
// function stubs base class. This class returns the
// default_call_policies in its call_policies() member function.
// It can generate a func_stubs_with_call_policies however
// through its operator[]
template <class DerivedT>
struct func_stubs_with_default_call_policies
: public detail::func_stubs_base {
func_stubs_with_default_call_policies(char const* doc)
: detail::func_stubs_base(doc) {}
default_call_policies
call_policies() const
{ return default_call_policies(); }
template <class CallPoliciesT>
::boost::python::func_stubs_with_call_policies<CallPoliciesT, DerivedT>
operator[](CallPoliciesT const& policies) const
{
return func_stubs_with_call_policies<CallPoliciesT, DerivedT>
(policies, doc);
}
};
}} // namespace boost::python
@@ -149,7 +183,7 @@ struct func_stubs_with_call_policies
};
///////////////////////////////////////////////////////////////////////////////
#if defined(BOOST_MSVC)
#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
#define BOOST_PYTHON_GEN_FUNCTION_STUB(fname, fstubs_name, n_args, n_dflts) \
BOOST_PYTHON_GEN_FUNCTION \
@@ -157,31 +191,14 @@ struct func_stubs_with_call_policies
BOOST_PYTHON_GEN_FUNCTION \
(fname, BOOST_PP_CAT(fstubs_name, _V), n_args, n_dflts, ;) \
struct fstubs_name \
: public boost::python::detail::func_stubs_base { \
\
: public boost::python::func_stubs_with_default_call_policies<fstubs_name> \
{ \
typedef BOOST_PP_CAT(fstubs_name, _NV) nv_type; \
typedef BOOST_PP_CAT(fstubs_name, _V) v_type; \
typedef fstubs_name self_t; \
\
fstubs_name(char const* doc_ = 0) \
: doc(doc_) {} \
\
char const* doc_string() const \
{ return doc; } \
\
::boost::python::default_call_policies \
call_policies() const \
{ return ::boost::python::default_call_policies(); } \
\
template <class CallPoliciesT> \
::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
operator[](CallPoliciesT const& policies) const \
{ \
return ::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
(policies, doc); \
} \
\
char const* doc; \
fstubs_name(char const* doc = 0) \
: boost::python:: \
func_stubs_with_default_call_policies<fstubs_name>(doc) {} \
}; \
///////////////////////////////////////////////////////////////////////////////
@@ -191,31 +208,14 @@ struct func_stubs_with_call_policies
BOOST_PYTHON_GEN_MEM_FUNCTION \
(fname, BOOST_PP_CAT(fstubs_name, _V), n_args, n_dflts, ;) \
struct fstubs_name \
: public boost::python::detail::func_stubs_base { \
\
: public boost::python::func_stubs_with_default_call_policies<fstubs_name> \
{ \
typedef BOOST_PP_CAT(fstubs_name, _NV) nv_type; \
typedef BOOST_PP_CAT(fstubs_name, _V) v_type; \
typedef fstubs_name self_t; \
\
fstubs_name(char const* doc_ = 0) \
: doc(doc_) {} \
\
char const* doc_string() const \
{ return doc; } \
\
::boost::python::default_call_policies \
call_policies() const \
{ return ::boost::python::default_call_policies(); } \
\
template <class CallPoliciesT> \
::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
operator[](CallPoliciesT const& policies) const \
{ \
return ::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
(policies, doc); \
} \
\
char const* doc; \
fstubs_name(char const* doc = 0) \
: boost::python:: \
func_stubs_with_default_call_policies<fstubs_name>(doc) {} \
}; \
#else
@@ -225,31 +225,14 @@ struct func_stubs_with_call_policies
BOOST_PYTHON_GEN_FUNCTION \
(fname, BOOST_PP_CAT(fstubs_name, _NV), n_args, n_dflts, return) \
struct fstubs_name \
: public boost::python::detail::func_stubs_base { \
\
: public boost::python::func_stubs_with_default_call_policies<fstubs_name> \
{ \
typedef BOOST_PP_CAT(fstubs_name, _NV) nv_type; \
typedef BOOST_PP_CAT(fstubs_name, _NV) v_type; \
typedef fstubs_name self_t; \
\
fstubs_name(char const* doc_ = 0) \
: doc(doc_) {} \
\
char const* doc_string() const \
{ return doc; } \
\
::boost::python::default_call_policies \
call_policies() const \
{ return ::boost::python::default_call_policies(); } \
\
template <class CallPoliciesT> \
::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
operator[](CallPoliciesT const& policies) const \
{ \
return ::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
(policies, doc); \
} \
\
char const* doc; \
fstubs_name(char const* doc = 0) \
: boost::python:: \
func_stubs_with_default_call_policies<fstubs_name>(doc) {} \
}; \
///////////////////////////////////////////////////////////////////////////////
@@ -257,31 +240,14 @@ struct func_stubs_with_call_policies
BOOST_PYTHON_GEN_MEM_FUNCTION \
(fname, BOOST_PP_CAT(fstubs_name, _NV), n_args, n_dflts, return) \
struct fstubs_name \
: public boost::python::detail::func_stubs_base { \
\
: public boost::python::func_stubs_with_default_call_policies<fstubs_name> \
{ \
typedef BOOST_PP_CAT(fstubs_name, _NV) nv_type; \
typedef BOOST_PP_CAT(fstubs_name, _NV) v_type; \
typedef fstubs_name self_t; \
\
fstubs_name(char const* doc_ = 0) \
: doc(doc_) {} \
\
char const* doc_string() const \
{ return doc; } \
\
::boost::python::default_call_policies \
call_policies() const \
{ return ::boost::python::default_call_policies(); } \
\
template <class CallPoliciesT> \
::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
operator[](CallPoliciesT const& policies) const \
{ \
return ::boost::python::func_stubs_with_call_policies<CallPoliciesT, self_t> \
(policies, doc); \
} \
\
char const* doc; \
fstubs_name(char const* doc = 0) \
: boost::python:: \
func_stubs_with_default_call_policies<fstubs_name>(doc) {} \
}; \
#endif // defined(BOOST_MSVC)
@@ -350,10 +316,14 @@ struct func_stubs_with_call_policies
// };
//
// struct foo_stubs
// : public boost::python::detail::func_stubs_base {
// : public boost::python::func_stubs_with_default_call_policies<foo_stubs>
//
// typedef foo_stubs_NV nv_type;
// typedef foo_stubs_NV v_type;
//
// fstubs_name(char const* doc = 0)
// : boost::python::
// func_stubs_with_default_call_policies<foo_stubs>(doc) {}
// };
//
// The typedefs nv_type and v_type are used to handle compilers that
@@ -363,6 +333,9 @@ struct func_stubs_with_call_policies
// The "V" version is almost identical to the "NV" version except
// for the return type (void) and the lack of the return keyword.
//
// See the func_stubs_with_default_call_policies above for a description
// of the foo_stubs' base class.
//
///////////////////////////////////////////////////////////////////////////////
#define BOOST_PYTHON_FUNCTION_OVERLOADS(generator_name, fname, min_args, max_args) \
BOOST_PYTHON_GEN_FUNCTION_STUB( \