+++ /dev/null
-#include <msp/fs/stat.h>
-#include <msp/fs/utils.h>
-#include <msp/strings/format.h>
-#include "builder.h"
-#include "filetarget.h"
-#include "package.h"
-#include "target.h"
-#include "task.h"
-#include "tool.h"
-
-using namespace std;
-using namespace Msp;
-
-Target::Target(Builder &b, const string &n):
- builder(b),
- package(0),
- component(0),
- name(n),
- tool(0),
- state(INIT)
-{
- builder.add_target(this);
-}
-
-Target *Target::get_buildable_target()
-{
- if(!needs_rebuild())
- return 0;
-
- bool self_ok = state!=BUILDING;
- for(Dependencies::iterator i=depends.begin(); i!=depends.end(); ++i)
- {
- Target *tgt = (*i)->get_buildable_target();
- if(tgt)
- return tgt;
- else if((*i)->needs_rebuild())
- self_ok = false;
- }
-
- if(self_ok)
- return this;
-
- return 0;
-}
-
-void Target::set_tool(const Tool &t)
-{
- tool = &t;
-}
-
-void Target::force_rebuild()
-{
- if(!is_buildable())
- throw logic_error("Target::force_rebuild");
- mark_rebuild("Forced rebuild");
-}
-
-void Target::add_depend(Target *dep)
-{
- if(dep==this)
- throw invalid_argument("Target::add_depend");
- depends.push_back(dep);
- dep->signal_bubble_rebuild.connect(sigc::mem_fun(this, &Target::check_rebuild));
-}
-
-void Target::prepare()
-{
- if(state>PREPARING)
- return;
- if(state==PREPARING)
- {
- builder.problem((package ? package->get_name() : string()), "Dependency cycle detected at "+name);
- return;
- }
-
- state = PREPARING;
- find_depends();
- if(tool)
- {
- if(FileTarget *tool_exe = tool->get_executable())
- add_depend(tool_exe);
- }
-
- for(Dependencies::iterator i=depends.begin(); i!=depends.end(); ++i)
- (*i)->prepare();
-
- check_rebuild();
- if(state==PREPARING)
- state = UPTODATE;
-}
-
-Task *Target::build()
-{
- if(!tool)
- {
- state = UPTODATE;
- return 0;
- }
-
- // XXX Minor breach of OO here
- if(FileTarget *ft = dynamic_cast<FileTarget *>(this))
- if(!builder.get_dry_run() && FS::exists(ft->get_path()))
- FS::unlink(ft->get_path());
-
- Task *task = tool->run(*this);
- task->signal_finished.connect(sigc::mem_fun(this, &Target::build_finished));
- state = BUILDING;
-
- return task;
-}
-
-void Target::mark_rebuild(const string &reason)
-{
- if(reason.empty())
- throw invalid_argument("No reason given for rebuilding "+name);
-
- state = REBUILD;
- rebuild_reason = reason;
- signal_bubble_rebuild.emit();
-
- builder.get_logger().log("rebuild", format("Rebuilding %s: %s", name, reason));
-}
-
-void Target::build_finished(bool /*success*/)
-{
- state = UPTODATE;
-}