science/openstructure: Fix build on 12 broken due to the obvious misuse of std::getline

Reported by:	fallout

2 files changed, 18 insertions, 1 deletions

diff --git a/science/openstructure/Makefile b/science/openstructure/Makefile
index 3634d6d59537..10215238acd8 100644
--- a/science/openstructure/Makefile
+++ b/science/openstructure/Makefile
@@ -2,7 +2,7 @@
 
 PORTNAME=	openstructure
 DISTVERSION=	1.7.1
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	science
 MASTER_SITES=	https://git.scicore.unibas.ch/schwede/${PORTNAME}/repository/${DISTVERSION}/archive.tar.gz?dummy=/
 
diff --git a/science/openstructure/files/patch-modules_base_src_test__utils_compare__files.cc b/science/openstructure/files/patch-modules_base_src_test__utils_compare__files.cc
new file mode 100644
index 000000000000..ac497f782233
--- /dev/null
+++ b/science/openstructure/files/patch-modules_base_src_test__utils_compare__files.cc
@@ -0,0 +1,17 @@
+Patch for the obvious bug. Reported to the upstream.
+
+--- modules/base/src/test_utils/compare_files.cc.orig	2018-07-10 05:54:54 UTC
++++ modules/base/src/test_utils/compare_files.cc
+@@ -37,8 +37,10 @@ bool compare_files(const String& test, c
+   }
+   String test_line, gold_line;
+   while (true) {
+-    bool test_end=std::getline(test_stream, test_line) != 0;
+-    bool gold_end=std::getline(gold_stream, gold_line) != 0;
++    std::getline(test_stream, test_line);
++    std::getline(gold_stream, gold_line);
++    bool test_end=test_stream.eof();
++    bool gold_end=gold_stream.eof();
+     if (!(test_end || gold_end)) {
+       return true;
+     }