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// file : libbuild2/bin/utility.hxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#ifndef LIBBUILD2_BIN_UTILITY_HXX
#define LIBBUILD2_BIN_UTILITY_HXX
#include <libbuild2/types.hxx>
#include <libbuild2/utility.hxx>
#include <libbuild2/action.hxx>
#include <libbuild2/bin/types.hxx>
#include <libbuild2/bin/target.hxx>
namespace build2
{
namespace bin
{
// @@ Here we conflate the term "link" to mean both linker output and
// linking of a library.
// Linker output type from a target (exe{}, lib*{}).
//
ltype
link_type (const target_type&);
inline ltype
link_type (const target& t)
{
return link_type (t.type ());
}
// Library group (lib{}) members to build according to the bin.lib value.
//
LIBBUILD2_BIN_SYMEXPORT lmembers
link_members (const scope& rs);
// Library link order.
//
// The reason we pass scope and not the target is because this function is
// called not only for exe/lib but also for obj as part of the library
// metadata protocol implementation. Normally the bin.*.lib values will be
// project-wide. With this scheme they can be customized on the per-
// directory basis but not per-target which means all exe/lib in the same
// directory have to have the same link order.
//
LIBBUILD2_BIN_SYMEXPORT lorder
link_order (const scope& bs, otype);
inline linfo
link_info (const scope& bs, otype ot)
{
return linfo {ot, link_order (bs, ot)};
}
// Given the link order return the library member to link. That is, liba{}
// or libs{} for lib{} and libua{} or libus{} for libul{}.
//
// If existing is true, then only return the member target if it exists
// (currently only used and supported for utility libraries).
//
LIBBUILD2_BIN_SYMEXPORT const target*
link_member (const libx&, action, linfo, bool existing = false);
// As above but return otype::a or otype::s as well as an indication if
// the member is available.
//
// @@ TODO: support utility libraries (see above version).
//
pair<otype, bool>
link_member (lmembers, linfo);
// Lookup the bin.pattern value and split it into the pattern and the
// search paths.
//
struct pattern_paths
{
const char* pattern = nullptr;
const char* paths = nullptr;
};
LIBBUILD2_BIN_SYMEXPORT pattern_paths
lookup_pattern (const scope& rs);
}
}
#include <libbuild2/bin/utility.ixx>
#endif // LIBBUILD2_BIN_UTILITY_HXX
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