11 Manages a graph of targets.
17 std::map<std::string, Target *> targets;
21 BuildGraph(Builder &);
24 /** Looks up a target by name. Returns 0 if no such target exists. */
25 Target *get_target(const std::string &) const;
27 const std::map<std::string, Target *> &get_targets() const { return targets; }
29 /** Adds a target. It can later be retrieved by name. Called from Target
31 void add_target(Target *);
33 /** Adds a target that is a primary build goal. Such targets will be added
34 as dependencies of the "world" virtual target. If the target belongs to a
35 default component of the main package, it's also added to the "default"
37 void add_primary_target(Target &);
39 /** Adds a target that will be installed. A new InstalledFile target is
40 created and added as a dependency to the "install" virtual target. */
41 void add_installed_target(Target &);
43 /** Adds a target as a toplevel goal. These are stored as dependencies of
44 the "goals" virtual target. */
45 void add_goal(Target &);
47 Target &get_goals() const { return *goals; }
49 /** Prepares all toplevel goals for building. If no goals are defined, the
50 "default" target is added as a goal. */
53 /** Marks all buildable targets to be rebuilt. The graph must be prepared
55 void force_full_rebuild();
57 /** Returns the number of targets that are going to be rebuilt. The graph
58 must be prepared first. */
59 unsigned count_rebuild_targets() const;
61 /** Returns a target that can be built and is needed for building the goal
63 Target *get_buildable_target() const;