From fae43384684c7f2f6b20c677066d84800cee63c6 Mon Sep 17 00:00:00 2001
From: Juergen Spitzmueller <spitz@lyx.org>
Date: Tue, 21 Aug 2018 17:18:04 +0200
Subject: [PATCH] tex2lyx: support for btUnit (multibib)

(cherry picked from commit 0ae68ae828cd8d3589c7aa4bd2ef958aa38182b4)
---
 src/tex2lyx/Preamble.h |  2 ++
 src/tex2lyx/TODO.txt   |  5 -----
 src/tex2lyx/text.cpp   | 18 ++++++++++++++++++
 3 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/src/tex2lyx/Preamble.h b/src/tex2lyx/Preamble.h
index 0d3ff0113f..5c8b17f128 100644
--- a/src/tex2lyx/Preamble.h
+++ b/src/tex2lyx/Preamble.h
@@ -82,6 +82,8 @@ public:
 	///
 	void citeEngine(std::string const & e) { h_cite_engine = e; }
 	///
+	void multibib(std::string const & s) { h_multibib = s; }
+	///
 	bool titleLayoutFound() const { return title_layout_found; }
 	///
 	void titleLayoutFound(bool found) { title_layout_found = found; }
diff --git a/src/tex2lyx/TODO.txt b/src/tex2lyx/TODO.txt
index fa2bd7aca7..a68cc375fa 100644
--- a/src/tex2lyx/TODO.txt
+++ b/src/tex2lyx/TODO.txt
@@ -36,11 +36,6 @@ Format LaTeX feature                        LyX feature
 453    automatic stmaryrd loading           \use_package stmaryrd
 457    automatic stackrel loading           \use_package stackrel
 526    Plural and capitalized refstyles      InsetRef
-533    Multibib support
-       \begin{btUnit}...\end{btUnit}        \multibib {none|part|chapter|section|subsection}
-        (if a part, chapter, section etc.
-         follows the \begin...)
-
 
 
 
diff --git a/src/tex2lyx/text.cpp b/src/tex2lyx/text.cpp
index 85e2462e3e..09a29ffd14 100644
--- a/src/tex2lyx/text.cpp
+++ b/src/tex2lyx/text.cpp
@@ -1942,6 +1942,24 @@ void parse_environment(Parser & p, ostream & os, bool outer,
 		p.skip_spaces();
 	}
 
+	else if (name == "btUnit") {
+		string const nt = p.next_next_token().cs();
+		active_environments.push_back("btUnit");
+		if (nt == "part")
+			preamble.multibib("part");
+		else if (nt == "chapter")
+			preamble.multibib("chapter");
+		else if (nt == "section")
+			preamble.multibib("section");
+		else if (nt == "subsection")
+			preamble.multibib("subsection");
+		else {
+			parse_unknown_environment(p, name, os, FLAG_END, outer,
+						  parent_context);
+			active_environments.pop_back();
+		}
+	}
+
 	else if (name == "framed" || name == "shaded") {
 		eat_whitespace(p, os, parent_context, false);
 		parse_outer_box(p, os, FLAG_END, outer, parent_context, name, "");
-- 
2.39.5