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// file : bpkg/types.hxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#ifndef BPKG_TYPES_HXX
#define BPKG_TYPES_HXX
#include <vector>
#include <string>
#include <memory> // unique_ptr, shared_ptr
#include <utility> // pair
#include <cstddef> // size_t, nullptr_t
#include <cstdint> // uint{8,16,32,64}_t
#include <istream>
#include <ostream>
#include <functional> // function, reference_wrapper
#include <ios> // ios_base::failure
#include <exception> // exception
#include <stdexcept> // logic_error, invalid_argument, runtime_error
#include <system_error>
#include <odb/lazy-ptr.hxx>
#include <libbutl/b.hxx>
#include <libbutl/url.hxx>
#include <libbutl/path.hxx>
#include <libbutl/uuid.hxx>
#include <libbutl/uuid-io.hxx>
#include <libbutl/sha256.hxx>
#include <libbutl/process.hxx>
#include <libbutl/utility.hxx> // icase_compare_string,
// compare_reference_target
#include <libbutl/optional.hxx>
#include <libbutl/fdstream.hxx>
#include <libbutl/small-vector.hxx>
#include <libbutl/target-triplet.hxx>
#include <libbutl/default-options.hxx>
namespace bpkg
{
// Commonly-used types.
//
using std::uint8_t;
using std::uint16_t;
using std::uint32_t;
using std::uint64_t;
using std::size_t;
using std::nullptr_t;
using std::pair;
using std::string;
using std::function;
using std::reference_wrapper;
using std::unique_ptr;
using std::shared_ptr;
using std::weak_ptr;
using std::vector;
using butl::small_vector; // <libbutl/small-vector.hxx>
using strings = vector<string>;
using cstrings = vector<const char*>;
using std::istream;
using std::ostream;
// Exceptions. While <exception> is included, there is no using for
// std::exception -- use qualified.
//
using std::logic_error;
using std::invalid_argument;
using std::runtime_error;
using std::system_error;
using io_error = std::ios_base::failure;
// <libbutl/utility.hxx>
//
using butl::icase_compare_string;
using butl::compare_reference_target;
// <libbutl/optional.hxx>
//
using butl::optional;
using butl::nullopt;
// <libbutl/path.hxx>
//
using butl::path;
using butl::path_name;
using butl::path_name_view;
using butl::dir_path;
using butl::basic_path;
using butl::invalid_path;
using butl::path_cast;
using paths = vector<path>;
using dir_paths = vector<dir_path>;
// <libbutl/uuid.hxx>
//
using butl::uuid;
// <libbutl/url.hxx>
//
using butl::url;
// <libbutl/sha256.hxx>
//
using butl::sha256;
using butl::sha256_to_fingerprint;
using butl::fingerprint_to_sha256;
// <libbutl/process.hxx>
//
using butl::process;
using butl::process_env;
using butl::process_path;
using butl::process_exit;
using butl::process_error;
// <libbutl/fdstream.hxx>
//
using butl::auto_fd;
using butl::nullfd;
using butl::fdpipe;
using butl::ifdstream;
using butl::ofdstream;
using butl::fdstream_mode;
// <libbutl/target-triplet.hxx>
//
using butl::target_triplet;
// <libbutl/default-options.hxx>
//
using butl::default_options_files;
using butl::default_options_entry;
using butl::default_options;
// <libbutl/b.hxx>
//
using package_info = butl::b_project_info;
// Derive from ODB smart pointers to return derived database (note that the
// database() functions are defined in database.hxx).
//
class database;
template <class T>
class lazy_shared_ptr: public odb::lazy_shared_ptr<T>
{
public:
using base_type = odb::lazy_shared_ptr<T>;
using base_type::base_type;
explicit
lazy_shared_ptr (base_type&& p): base_type (move (p)) {}
lazy_shared_ptr () = default;
bpkg::database&
database () const;
};
template <class T>
class lazy_weak_ptr: public odb::lazy_weak_ptr<T>
{
public:
using base_type = odb::lazy_weak_ptr<T>;
using base_type::base_type;
bpkg::database&
database () const;
lazy_shared_ptr<T>
lock () const
{
return lazy_shared_ptr<T> (base_type::lock ());
}
};
struct compare_lazy_ptr
{
template <typename P>
bool
operator() (const P& x, const P& y) const
{
// See operator==(database, database).
//
return x.object_id () != y.object_id ()
? (x.object_id () < y.object_id ())
: less (static_cast<typename P::base_type> (x).database (),
static_cast<typename P::base_type> (y).database ());
}
private:
// Defined in database.cxx.
//
bool
less (const odb::database&, const odb::database&) const;
};
// Compare two lazy pointers via the pointed-to object ids.
//
struct compare_lazy_ptr_id
{
template <typename P>
bool
operator() (const P& x, const P& y) const
{
// Note: ignoring database is intentional.
//
return x.object_id () < y.object_id ();
}
};
}
// In order to be found (via ADL) these have to be either in std:: or in
// butl::. The latter is bad idea since libbutl includes the default
// implementation.
//
namespace std
{
// Custom path printing (canonicalized, with trailing slash for directories).
//
inline ostream&
operator<< (ostream& os, const ::butl::path& p)
{
string r (p.representation ());
::butl::path::traits_type::canonicalize (r);
return os << r;
}
inline ostream&
operator<< (ostream& os, const ::butl::path_name_view& v)
{
assert (!v.empty ());
return v.name != nullptr && *v.name ? (os << **v.name) : (os << *v.path);
}
}
#endif // BPKG_TYPES_HXX
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