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// file : build2/cc/target -*- C++ -*-
// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef BUILD2_CC_TARGET
#define BUILD2_CC_TARGET
#include <build2/types>
#include <build2/utility>
#include <build2/target>
namespace build2
{
namespace cc
{
// This is an abstract base target for all c-common source files. We use
// this arrangement in rule matching to detect "unknown" (to this rule)
// source files that it cannot handle but should not ignore either. For
// example, a C link rule that sees a C++ source file.
//
class 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 h: public file
{
public:
using file::file;
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 c: public cc
{
public:
using cc::cc;
public:
static const target_type static_type;
virtual const target_type& dynamic_type () const {return static_type;}
};
}
}
#endif // BUILD2_CC_TARGET
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