+void Config::select_last_profile()
+{
+ try
+ {
+ IO::BufferedFile in((package.get_source()/".profile").str());
+ string profile;
+ in.getline(profile);
+ set_option("profile", profile);
+ }
+ catch(const IO::FileNotFound &)
+ { }
+
+ freeze_mtime = true;
+ package.get_builder().apply_profile_template(*this, get_option("profile").value);
+ freeze_mtime = false;
+
+ load();
+}
+
+void Config::select_profile(const string &profile)
+{
+ set_option("profile", profile);
+
+ if(!package.get_builder().get_dry_run())
+ {
+ IO::BufferedFile out((package.get_source()/".profile").str(), IO::M_WRITE);
+ IO::print(out, "%s\n", profile);
+ }
+
+ freeze_mtime = true;
+ package.get_builder().apply_profile_template(*this, profile);
+ freeze_mtime = false;
+
+ load();
+}
+
+bool Config::update(const StringMap &opts)
+{
+ bool changed = false;
+ for(StringMap::const_iterator i=opts.begin(); i!=opts.end(); ++i)
+ {
+ if(set_option(i->first, i->second) && i->first!="profile")
+ changed = true;
+ }
+
+ if(changed && !freeze_mtime)
+ mtime = Time::now();
+
+ return changed;
+}
+
+void Config::finish()