X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftarget.cpp;h=297ae3f4211b9a4b3be3b2f68e1fd2ab43dc2ec5;hb=c06c655a1e1a3e4d60257c2916923b789c6a26b9;hp=44a758f888d152e543b9c489904760d3dd070dd3;hpb=c01dc113eca278100ad0b4572082da619d52662e;p=builder.git

diff --git a/source/target.cpp b/source/target.cpp
index 44a758f..297ae3f 100644
--- a/source/target.cpp
+++ b/source/target.cpp
@@ -97,6 +97,9 @@ Task *Target::build()
 
 void Target::mark_rebuild(const std::string &reason)
 {
+	if(reason.empty())
+		throw invalid_argument("No reason given for rebuilding "+name);
+
 	state = REBUILD;
 	rebuild_reason = reason;
 }