File 0001-Avoid-ambigous-definition-of-mmtf-s-is_polymer.patch of Package avogadrolibs

From 2f263eade9246544e88497c586c7f01ff31cb221 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Wed, 7 Dec 2022 04:54:40 +0100
Subject: [PATCH] Avoid ambigous definition of mmtf's is_polymer

is_polymer can be found with ADL lookup in the mmtf namespace (due to
mmtf::Entity) and via ordinary lookup in the enclosing namespace,
making it ambigous.

Remove the copied definition is mmtf is recent enough.

Fixes #1185.
---
 avogadro/io/mmtfformat.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/avogadro/io/mmtfformat.cpp b/avogadro/io/mmtfformat.cpp
index fb77491..e58369f 100644
--- a/avogadro/io/mmtfformat.cpp
+++ b/avogadro/io/mmtfformat.cpp
@@ -33,8 +33,10 @@ MMTFFormat::MMTFFormat() = default;
 
 MMTFFormat::~MMTFFormat() = default;
 
+namespace {
 // from latest MMTF code, under the MIT license
 // https://github.com/rcsb/mmtf-cpp/blob/master/include/mmtf/structure_data.hpp
+#if MMTF_SPEC_VERSION_MAJOR <= 1 && MMTF_SPEC_VERSION_MINOR < 1
 bool is_polymer(const unsigned int chain_index,
                 const std::vector<mmtf::Entity>& entity_list)
 {
@@ -48,6 +50,8 @@ bool is_polymer(const unsigned int chain_index,
   }
   return false;
 }
+#endif
+} // namespace
 
 bool MMTFFormat::read(std::istream& file, Molecule& molecule)
 {
-- 
2.38.1