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