From fcbad847e1a51b95cf6efe4583a931e4c0d56e6e Mon Sep 17 00:00:00 2001
From: Jens Vollinga <vollinga@thep.physik.uni-mainz.de>
Date: Mon, 9 Jul 2007 23:51:53 +0000
Subject: [PATCH] Applied print_csrc patch [Grabner/Sheplyakov]

---
 ginac/idx.cpp | 11 +++++++++++
 ginac/idx.h   |  1 +
 2 files changed, 12 insertions(+)

diff --git a/ginac/idx.cpp b/ginac/idx.cpp
index 80e66bce..3e17569a 100644
--- a/ginac/idx.cpp
+++ b/ginac/idx.cpp
@@ -37,6 +37,7 @@ namespace GiNaC {
 GINAC_IMPLEMENT_REGISTERED_CLASS_OPT(idx, basic,
   print_func<print_context>(&idx::do_print).
   print_func<print_latex>(&idx::do_print_latex).
+  print_func<print_csrc>(&idx::do_print_csrc).
   print_func<print_tree>(&idx::do_print_tree))
 
 GINAC_IMPLEMENT_REGISTERED_CLASS_OPT(varidx, idx,
@@ -161,6 +162,16 @@ void idx::do_print_latex(const print_latex & c, unsigned level) const
 	c.s << "}";
 }
 
+void idx::do_print_csrc(const print_csrc & c, unsigned level) const
+{
+	c.s << "[";
+	if (value.info(info_flags::integer))
+		c.s << ex_to<numeric>(value).to_int();
+	else
+		value.print(c);
+	c.s << "]";
+}
+
 void idx::do_print_tree(const print_tree & c, unsigned level) const
 {
 	c.s << std::string(level, ' ') << class_name() << " @" << this
diff --git a/ginac/idx.h b/ginac/idx.h
index 930994d1..d859b2ee 100644
--- a/ginac/idx.h
+++ b/ginac/idx.h
@@ -96,6 +96,7 @@ public:
 protected:
 	void print_index(const print_context & c, unsigned level) const;
 	void do_print(const print_context & c, unsigned level) const;
+	void do_print_csrc(const print_csrc & c, unsigned level) const;
 	void do_print_latex(const print_latex & c, unsigned level) const;
 	void do_print_tree(const print_tree & c, unsigned level) const;
 
-- 
2.44.0