Redesign the way commands are set for tools

[builder.git] / source / target.h

diff --git a/source/target.h b/source/target.h
index 0b9d2306fde33f6b35209c5d94dcf08d3af2101b..6b9cc90a0842de77c845982a1f6462d7c107caf6 100644 (file)
--- a/source/target.h
+++ b/source/target.h
@@ -30,7 +30,8 @@ protected:
                PREPARING,
                REBUILD,
                BUILDING,
-               UPTODATE
+               UPTODATE,
+               BROKEN
        };
 
 public:
@@ -42,9 +43,10 @@ protected:
        const Component *component;
        std::string name;
 
-       const Tool *tool;
+       Tool *tool;
        State state;
        std::string rebuild_reason;
+       std::list<std::string> problems;
 
        Dependencies depends;
        Dependencies side_effects;
@@ -95,7 +97,7 @@ public:
        the function recursively to find the final target. */
        virtual Target *get_real_target() { return this; }
 
-       void set_tool(const Tool &);
+       void set_tool(Tool &);
 
        /** Returns the tool used to build the target.  To actually build it, call
        the build() function. */
@@ -123,6 +125,10 @@ protected:
        virtual void check_rebuild() = 0;
 
 public:
+       bool is_broken() const { return state==BROKEN; }
+
+       const std::list<std::string> &get_problems() const { return problems; }
+
        /** Prepares the target by finding dependencies, recursively preparing them
        and then checking whether rebuilding is needed. */
        void prepare();
@@ -132,6 +138,10 @@ public:
        virtual Task *build();
 
 protected:
+       /** Targets can override this to do additional setup on the Task.  This is
+       also called on side effects, which normally do not get built by themselves. */
+       virtual void build(Task &) { }
+
        /** Handler for Task::signal_finished. */
        virtual void build_finished(bool);