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-rw-r--r--build/target14
1 files changed, 10 insertions, 4 deletions
diff --git a/build/target b/build/target
index dbfe9a8..2aa3b5f 100644
--- a/build/target
+++ b/build/target
@@ -140,6 +140,8 @@ namespace build
class target
{
public:
+ typedef build::action action_type;
+
virtual
~target () = default;
@@ -149,6 +151,12 @@ namespace build
target (dir_path d, std::string n, const std::string* e)
: dir (std::move (d)), name (std::move (n)), ext (e) {}
+ // Reset the target before matching a rule for it. The
+ // default implementation clears prerequisite_targets.
+ //
+ virtual void
+ reset (action_type);
+
const dir_path dir; // Absolute and normalized.
const std::string name;
const std::string* ext; // Extension, NULL means unspecified,
@@ -173,7 +181,7 @@ namespace build
// say that the rule "semantically recognizes" the group and picks
// some of its members.
//
- // Updating an alternative group as a whole can mean updating some
+ // Updating an alternatives group as a whole can mean updating some
// subset of its members (e.g., lib{}). Or the group may not support
// this at all (e.g., obj{}).
//
@@ -199,7 +207,7 @@ namespace build
// resolve_group_members() from <build/algorithm>.
//
virtual group_view
- group_members (action) const;
+ group_members (action_type) const;
target_key
key () const {return target_key {&type (), &dir, &name, &ext};}
@@ -318,8 +326,6 @@ namespace build
std::size_t dependents;
public:
- typedef build::action action_type;
-
action_type action; // Action this recipe is for.
public: