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// file      : build2/cc/link -*- C++ -*-
// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
// license   : MIT; see accompanying LICENSE file

#ifndef BUILD2_CC_LINK
#define BUILD2_CC_LINK

#include <build2/types>
#include <build2/utility>

#include <build2/rule>

#include <build2/bin/target>

#include <build2/cc/types>
#include <build2/cc/common>

namespace build2
{
  namespace cc
  {
    class link: public rule, virtual common
    {
    public:
      link (data&&);

      virtual match_result
      match (action, target&, const string& hint) const;

      virtual recipe
      apply (action, target&, const match_result&) const;

      target_state
      perform_update (action, target&) const;

      target_state
      perform_clean (action, target&) const;

    private:
      friend class compile;

      // Extract system library search paths from GCC or compatible (Clang,
      // Intel) using the -print-search-dirs option.
      //
      void
      gcc_library_search_paths (scope&, dir_paths&) const;

      // Extract system library search paths from VC (msvc.cxx).
      //
      void
      msvc_library_search_paths (scope&, dir_paths&) const;

      dir_paths
      extract_library_paths (scope&) const;

      // Alternative search logic for VC (msvc.cxx).
      //
      bin::liba*
      msvc_search_static (const path&, const dir_path&, prerequisite&) const;

      bin::libs*
      msvc_search_shared (const path&, const dir_path&, prerequisite&) const;

      target*
      search_library (optional<dir_paths>&, prerequisite&) const;

      // Windows-specific (windows-manifest.cxx).
      //
      path
      windows_manifest (file&, bool rpath_assembly) const;

    private:
      const string rule_id;
    };
  }
}

#endif // BUILD2_CC_LINK