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// file : build2/cc/types.hxx -*- C++ -*-
// copyright : Copyright (c) 2014-2018 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef BUILD2_CC_TYPES_HXX
#define BUILD2_CC_TYPES_HXX
#include <build2/types.hxx>
#include <build2/utility.hxx>
#include <build2/target-type.hxx>
namespace build2
{
namespace cc
{
// Translation unit information.
//
struct module_import
{
string name;
bool exported; // True if re-exported (export import M;).
size_t score; // See compile::search_modules().
};
using module_imports = vector<module_import>;
struct module_info
{
string name; // Not empty if a module unit.
bool iface = false; // True if a module interface unit.
module_imports imports; // Imported modules.
};
enum class translation_type {plain, module_iface, module_impl};
struct translation_unit
{
module_info mod;
translation_type
type () const
{
return (mod.name.empty () ? translation_type::plain :
mod.iface ? translation_type::module_iface
: translation_type::module_impl);
}
};
// Compiler language.
//
enum class lang {c, cxx};
inline ostream&
operator<< (ostream& os, lang l)
{
return os << (l == lang::c ? "C" : "C++");
}
// Compile/link output type (executable, static, or shared).
//
enum class otype {e, a, s};
struct ltype
{
otype type;
bool utility; // True for utility libraries.
bool executable () const {return type == otype::e && !utility;}
bool library () const {return type != otype::e || utility;}
bool static_library () const {return type == otype::a || utility;}
bool shared_library () const {return type == otype::s && !utility;}
};
// Compile target types.
//
struct compile_target_types
{
const target_type& obj;
const target_type& bmi;
};
// Library link order.
//
enum class lorder {a, s, a_s, s_a};
// Link information: output type and link order.
//
struct linfo
{
otype type;
lorder order;
};
// Prerequisite link flags.
//
using lflags = uintptr_t; // To match prerequisite_target::data.
const lflags lflag_whole = 0x00000001U; // Link whole liba{}/libu*}.
}
}
#endif // BUILD2_CC_TYPES_HXX
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