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// file : build/module -*- C++ -*-
// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef BUILD_MODULE
#define BUILD_MODULE
#include <map>
#include <string>
#include <memory> // unique_ptr
namespace build
{
class scope;
class location;
class module
{
public:
virtual
~module () = default;
};
// Return false if the module configuration (normally based on the default
// values) was unsuccessful but this is not (yet) an error. One example
// would be the optional use of a module. Or a module might remain
// unconfigured for as long as it is actually not used (e.g., install,
// dist). The return value is used to set the <module>.configured variable.
//
extern "C"
using module_init_function =
bool (scope& root,
scope& base,
const location&,
std::unique_ptr<module>&,
bool first, // First time for this project.
bool optional); // Loaded with 'using?' (optional module).
using loaded_module_map =
std::map<std::string,
std::pair<module_init_function*, std::unique_ptr<module>>>;
// Load the specified module. Used by the parser but also by some
// modules to load prerequisite modules. Return true if the module
// was both successfully loaded and configured.
//
bool
load_module (bool optional,
const std::string& name,
scope& root,
scope& base,
const location&);
// Builtin modules.
//
using available_module_map = std::map<std::string, module_init_function*>;
extern available_module_map builtin_modules;
}
#endif // BUILD_MODULE
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