X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ffiletarget.cpp;h=b42580a099a0a95eb411bc34fa65345cd72a2b03;hb=b1c51196b34f644e821f351c2acdb48619aed2e3;hp=ec89be897721d063bf2fe5fa82a8498ef265f681;hpb=93c0466ccf46aa3d43541a1aa6a75192d237b3eb;p=builder.git

diff --git a/source/filetarget.cpp b/source/filetarget.cpp
index ec89be8..b42580a 100644
--- a/source/filetarget.cpp
+++ b/source/filetarget.cpp
@@ -87,16 +87,29 @@ void FileTarget::check_rebuild()
 		}
 	}
 
+	if(!needs_rebuild())
+	{
+		for(Dependencies::iterator i=side_effects.begin(); (i!=side_effects.end() && !needs_rebuild()); ++i)
+		{
+			FileTarget *ft = dynamic_cast<FileTarget *>(*i);
+			if(ft && !ft->get_mtime())
+				mark_rebuild((*i)->get_name()+" does not exist");
+		}
+	}
+
 	if(!needs_rebuild() && package)
 	{
 		if(package->get_config().get_mtime()>mtime)
 			mark_rebuild("Package options changed");
 
-		string build_sig = create_build_signature();
-		if(package->get_cache().has_key(this, "build_sig"))
+		if(tool->get_executable())
 		{
-			if(package->get_cache().get_value(this, "build_sig")!=build_sig)
-				mark_rebuild("Build signature changed");
+			string build_sig = create_build_signature();
+			if(package->get_cache().has_key(this, "build_sig"))
+			{
+				if(package->get_cache().get_value(this, "build_sig")!=build_sig)
+					mark_rebuild("Build signature changed");
+			}
 		}
 	}
 }