From 2f683bcc8e46ad4faf224fcda218626cf3e8753b Mon Sep 17 00:00:00 2001
From: Christian Bauer <Christian.Bauer@uni-mainz.de>
Date: Thu, 20 Feb 2003 21:19:31 +0000
Subject: [PATCH] function_options::do_not_evalf_params() now actually works

---
 ginac/function.pl | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

diff --git a/ginac/function.pl b/ginac/function.pl
index 76025274..b72a62c1 100755
--- a/ginac/function.pl
+++ b/ginac/function.pl
@@ -769,28 +769,31 @@ ex function::evalf(int level) const
 {
 	GINAC_ASSERT(serial<registered_functions().size());
 
+	const function_options &opt = registered_functions()[serial];
+
 	// Evaluate children first
 	exvector eseq;
-	if (level == 1)
+	if (level == 1 || !(opt.evalf_params_first))
 		eseq = seq;
 	else if (level == -max_recursion_level)
 		throw(std::runtime_error("max recursion level reached"));
-	else
+	else {
 		eseq.reserve(seq.size());
-	--level;
-	exvector::const_iterator it = seq.begin(), itend = seq.end();
-	while (it != itend) {
-		eseq.push_back(it->evalf(level));
-		++it;
+		--level;
+		exvector::const_iterator it = seq.begin(), itend = seq.end();
+		while (it != itend) {
+			eseq.push_back(it->evalf(level));
+			++it;
+		}
 	}
-	
-	if (registered_functions()[serial].evalf_f==0) {
+
+	if (opt.evalf_f==0) {
 		return function(serial,eseq).hold();
 	}
 	current_serial = serial;
-	if (registered_functions()[serial].evalf_use_exvector_args)
-		return ((evalf_funcp_exvector)(registered_functions()[serial].evalf_f))(seq);
-	switch (registered_functions()[serial].nparams) {
+	if (opt.evalf_use_exvector_args)
+		return ((evalf_funcp_exvector)(opt.evalf_f))(seq);
+	switch (opt.nparams) {
 		// the following lines have been generated for max. ${maxargs} parameters
 ${evalf_switch_statement}
 		// end of generated lines
-- 
2.44.0