+#include <algorithm>
#include <msp/fs/stat.h>
#include <msp/fs/utils.h>
#include <msp/strings/format.h>
dep.signal_bubble_rebuild.connect(sigc::mem_fun(this, &Target::check_rebuild));
}
+void Target::add_transitive_dependency(Target &dep)
+{
+ if(&dep==this)
+ throw invalid_argument("Target::add_transitive_dependency");
+ trans_depends.push_back(&dep);
+}
+
void Target::add_side_effect(Target &se)
{
side_effects.push_back(&se);
- se.add_dependency(*this);
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()
bool self_ok = state!=BUILDING;
for(Dependencies::iterator i=depends.begin(); i!=depends.end(); ++i)
{
+ // Avoid infinite recursion if a target repends on its own side effect
+ if(find(side_effects.begin(), side_effects.end(), *i)!=side_effects.end())
+ continue;
+
Target *tgt = (*i)->get_buildable_target();
if(tgt)
return tgt;
return 0;
}
-void Target::set_tool(const Tool &t)
+void Target::set_tool(Tool &t)
{
tool = &t;
for(Dependencies::const_iterator i=side_effects.begin(); i!=side_effects.end(); ++i)
(*i)->set_tool(t);
}
+void Target::collect_build_info(BuildInfo &binfo) const
+{
+ if(tool)
+ binfo.update_from(tool->get_build_info());
+ if(component)
+ binfo.update_from(component->get_build_info());
+ else if(package)
+ binfo.update_from(package->get_build_info());
+}
+
void Target::force_rebuild()
{
if(!is_buildable())
return;
if(state==PREPARING)
{
- builder.problem((package ? package->get_name() : string()), "Dependency cycle detected at "+name);
+ problems.push_back("Dependency cycle detected");
+ state = BROKEN;
return;
}
state = PREPARING;
+ if(tool)
+ tool->prepare();
+
find_dependencies();
+ bool broken = !problems.empty();
+
if(tool)
{
if(FileTarget *tool_exe = tool->get_executable())
add_dependency(*tool_exe);
+ broken |= !tool->get_problems().empty();
+
+ // Only check package and component problems for buildable targets
+ // XXX How to propagate nested package problems?
+ broken |= (package && !package->get_problems().empty());
+ broken |= (component && !component->get_problems().empty());
}
for(Dependencies::iterator i=depends.begin(); i!=depends.end(); ++i)
+ {
+ (*i)->prepare();
+ broken |= (*i)->is_broken();
+ }
+ for(Dependencies::iterator i=trans_depends.begin(); i!=trans_depends.end(); ++i)
(*i)->prepare();
check_rebuild();
- if(state==PREPARING)
+ if(broken)
+ state = BROKEN;
+ else if(state==PREPARING)
state = UPTODATE;
for(Dependencies::iterator i=depends.begin(); i!=depends.end(); ++i)
Task *Target::build()
{
- if(!tool)
- {
- // This special case is needed for VirtualTargets
- state = UPTODATE;
- return 0;
- }
+ 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;
+ build(*task);
+ for(Dependencies::const_iterator i=side_effects.begin(); i!=side_effects.end(); ++i)
+ (*i)->build(*task);
+
return task;
}
modified();
for(Dependencies::const_iterator i=side_effects.begin(); i!=side_effects.end(); ++i)
(*i)->build_finished(success);
+ signal_modified.emit();
}
}