Don't try to unlink nonexistent files

diff --git a/source/builder.cpp b/source/builder.cpp
index 69bd607bb3d8cdaa519df5dc460a3bf67e70ac2c..9fdb8ee6a56e6b9fb5dfa709cd8d6e90cfdd596e 100644 (file)
--- a/source/builder.cpp
+++ b/source/builder.cpp
@@ -648,7 +648,8 @@ int Builder::do_clean()
 
        for(set<Target *>::iterator i=clean_tgts.begin(); i!=clean_tgts.end(); ++i)
                if(FileTarget *ft = dynamic_cast<FileTarget *>(*i))
-                       unlink(ft->get_path());
+                       if(ft->get_mtime())
+                               FS::unlink(ft->get_path());
 
        return 0;
 }