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// file : libbuild2/cc/target.hxx -*- C++ -*-
// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef LIBBUILD2_CC_TARGET_HXX
#define LIBBUILD2_CC_TARGET_HXX
#include <libbuild2/types.hxx>
#include <libbuild2/utility.hxx>
#include <libbuild2/target.hxx>
#include <libbuild2/cc/export.hxx>
namespace build2
{
namespace cc
{
// This is an abstract base target for all c-common header/source files.
// We use this arrangement during rule matching to detect "unknown" (to
// this rule) source/header files that it cannot handle but should not
// ignore either. For example, a C link rule that sees a C++ source file.
//
class LIBBUILD2_CC_SYMEXPORT cc: public file
{
public:
using file::file;
public:
static const target_type static_type;
virtual const target_type& dynamic_type () const = 0;
};
// There is hardly a c-family compilation without a C header inclusion.
// As a result, this target type is registered for any c-family module.
//
class LIBBUILD2_CC_SYMEXPORT h: public cc
{
public:
using cc::cc;
public:
static const target_type static_type;
virtual const target_type& dynamic_type () const {return static_type;}
};
// This one we define in cc but the target type is only registered by the
// c module. This way we can implement rule chaining without jumping
// through too many hoops (like resolving target type dynamically) but
// also without relaxing things too much (i.e., the user still won't be
// able to refer to c{} without loading the c module).
//
class LIBBUILD2_CC_SYMEXPORT c: public cc
{
public:
using cc::cc;
public:
static const target_type static_type;
virtual const target_type& dynamic_type () const {return static_type;}
};
// pkg-config file targets.
//
class LIBBUILD2_CC_SYMEXPORT pc: public file
{
public:
using file::file;
public:
static const target_type static_type;
};
class LIBBUILD2_CC_SYMEXPORT pca: public pc // .static.pc
{
public:
using pc::pc;
public:
static const target_type static_type;
virtual const target_type& dynamic_type () const {return static_type;}
};
class LIBBUILD2_CC_SYMEXPORT pcs: public pc // .shared.pc
{
public:
using pc::pc;
public:
static const target_type static_type;
virtual const target_type& dynamic_type () const {return static_type;}
};
}
}
#endif // LIBBUILD2_CC_TARGET_HXX
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