+ if (error_found_)
+ return SCM_EOL;
+
+ SCM scaled_bookdef = SCM_EOL;
+ Real scale = 1.0;
+
+ if (layoutbook && layoutbook->c_variable ("is-paper") == SCM_BOOL_T)
+ scale = scm_to_double (layoutbook->c_variable ("output-scale"));
+
+ SCM outputs = SCM_EOL;
+ SCM *tail = &outputs;
+
+ int outdef_count = defs_.size ();
+
+ for (int i = 0; !i || i < outdef_count; i++)
+ {
+ Output_def *def = outdef_count ? defs_[i] : default_def;
+ SCM scaled = SCM_EOL;
+
+ if (def->c_variable ("is-layout") == SCM_BOOL_T)
+ {
+ def = scale_output_def (def, scale);
+ def->parent_ = layoutbook;
+
+ scaled = def->unprotect ();
+ }