6 #include "libbuilder_api.h"
12 Manages a graph of targets.
14 class LIBBUILDER_API BuildGraph
18 std::map<std::string, Target *> targets;
22 BuildGraph(Builder &);
25 /** Looks up a target by name. Returns 0 if no such target exists. */
26 Target *get_target(const std::string &) const;
28 const std::map<std::string, Target *> &get_targets() const { return targets; }
30 /** Adds a target. It can later be retrieved by name. Called from Target
32 void add_target(Target *);
34 /** Adds a target that is a primary build goal. Such targets will be added
35 as dependencies of the "world" virtual target. If the target belongs to a
36 default component of the main package, it's also added to the "default"
38 void add_primary_target(Target &);
40 /** Adds a target that will be installed. A new InstalledFile target is
41 created and added as a dependency to the "install" virtual target. */
42 void add_installed_target(Target &);
44 /** Adds a target as a toplevel goal. These are stored as dependencies of
45 the "goals" virtual target. */
46 void add_goal(Target &);
48 Target &get_goals() const { return *goals; }
50 /** Prepares all toplevel goals for building. If no goals are defined, the
51 "default" target is added as a goal. */
54 /** Marks all buildable targets to be rebuilt. The graph must be prepared
56 void force_full_rebuild();
58 /** Returns the number of targets that are going to be rebuilt. The graph
59 must be prepared first. */
60 unsigned count_rebuild_targets() const;
62 /** Returns a target that can be built and is needed for building the goal
64 Target *get_buildable_target() const;