Improvements for handling side effects

[builder.git] / source / target.cpp

diff --git a/source/target.cpp b/source/target.cpp
index 7f031ec2dd384a1b86e0e4f61f7797d4f0803798..f5b93a0b3ad74b51aeab675e763f82b14bd85f9f 100644 (file)
--- a/source/target.cpp
+++ b/source/target.cpp
@@ -39,6 +39,9 @@ void Target::add_side_effect(Target &se)
        if(tool)
                se.set_tool(*tool);
        se.primary_target = this;
+       /* Side effects are checked for rebuild after the primary target.  Recheck
+       the primary if a side effect is marked for rebuild. */
+       se.signal_bubble_rebuild.connect(sigc::mem_fun(this, &Target::check_rebuild));
 }
 
 Target *Target::get_buildable_target()
@@ -139,6 +142,9 @@ void Target::prepare()
 
 Task *Target::build()
 {
+       if(primary_target)
+               return primary_target->build();
+
        Task *task = tool->run(*this);
        task->signal_finished.connect(sigc::mem_fun(this, &Target::build_finished));
        state = BUILDING;