+ mtime = Time::now();
+}
+
+void FileTarget::check_rebuild()
+{
+ if(!buildable)
+ return;
+
+ if(builder.get_build_all())
+ mark_rebuild("Rebuilding everything");
+ else if(!mtime)
+ mark_rebuild("Does not exist");
+ else
+ {
+ for(Dependencies::iterator i=depends.begin(); (i!=depends.end() && !rebuild); ++i)
+ {
+ FileTarget *ft = dynamic_cast<FileTarget *>(*i);
+ if(ft && ft->get_mtime()>mtime)
+ mark_rebuild((*i)->get_name()+" has changed");
+ else if((*i)->get_rebuild())
+ mark_rebuild((*i)->get_name()+" needs rebuilding");
+ else
+ {
+ Target *real = ft->get_real_target();
+ if(real->get_rebuild())
+ mark_rebuild(real->get_name()+" needs rebuilding");
+ }
+ }
+ }
+
+ const SourcePackage *spkg = dynamic_cast<const SourcePackage *>(package);
+ if(!rebuild && spkg && spkg->get_config().get_mtime()>mtime)
+ mark_rebuild("Package options changed");
+}
+
+string FileTarget::make_name(const Package *pkg, const FS::Path &pth)
+{
+ if(const SourcePackage *spkg = dynamic_cast<const SourcePackage *>(pkg))
+ {
+ if(FS::descendant_depth(pth, spkg->get_source())>=0)
+ {
+ FS::Path relpath = FS::relative(pth, spkg->get_source());
+ return format("<%s>%s", pkg->get_name(), relpath.str().substr(1));
+ }
+ else if(FS::descendant_depth(pth, pkg->get_builder().get_prefix())>=0)
+ {
+ FS::Path relpath = FS::relative(pth, pkg->get_builder().get_prefix());
+ return "<prefix>"+relpath.str().substr(1);
+ }
+ }
+
+ return pth.str();