From 08c5d34922d70e55344bf8043704cba33b713fb0 Mon Sep 17 00:00:00 2001
From: Georg Baum <baum@lyx.org>
Date: Sun, 1 Dec 2013 22:10:47 +0100
Subject: [PATCH] Make -userdir available to child processes

Otherwise tex2lyx would not find textclass.lst, and thus TeX import and
paste from LaTeX would not work.
---
 src/LyX.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/LyX.cpp b/src/LyX.cpp
index b777e55f4e..b576ac05a5 100644
--- a/src/LyX.cpp
+++ b/src/LyX.cpp
@@ -735,6 +735,18 @@ bool LyX::init()
 	if (!setEnv("LyXDir", lyx_dir))
 		LYXERR(Debug::INIT, "\t... failed!");
 
+	if (package().explicit_user_support() && getEnv(LYX_USERDIR_VER).empty()) {
+		// -userdir was given on the command line.
+		// Make it available to child processes, otherwise tex2lyx
+		// would not find all layout files, and other converters might
+		// use it as well.
+		string const user_dir = package().user_support().absFileName();
+		LYXERR(Debug::INIT, "Setting " LYX_USERDIR_VER "... to \""
+		                    << user_dir << '"');
+		if (!setEnv(LYX_USERDIR_VER, user_dir))
+			LYXERR(Debug::INIT, "\t... failed!");
+	}
+
 	//
 	// Read configuration files
 	//