[LyX/master] revert_nomencl: escape " and \ for command inset

[Juergen Spitzmueller]

commit 54eff37ac0e063e52eb2b3bd3e5ae3e4918e0ca8
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Thu Aug 15 09:06:14 2024 +0200

    revert_nomencl: escape " and \ for command inset
---
 lib/lyx2lyx/lyx_2_5.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/lyx2lyx/lyx_2_5.py b/lib/lyx2lyx/lyx_2_5.py
index daaefe63f8..193455227e 100644
--- a/lib/lyx2lyx/lyx_2_5.py
+++ b/lib/lyx2lyx/lyx_2_5.py
@@ -611,9 +611,15 @@ def revert_nomencl(document):
         if prefix:
             newins += ["prefix \"" + lyx2latex(document, prefix) + "\""]
         if symbol:
-            newins += ["symbol \"" + lyx2latex(document, symbol) + "\""]
+            if literal == "true":
+                newins += ["symbol \"" + lyx2latex(document, symbol).replace("\\", "\\\\").replace("\"", "\\\"") + "\""]
+            else:
+                newins += ["symbol \"" + lyx2latex(document, symbol).replace("\"", "\\\"") + "\""]
         if description:
-            newins += ["description \"" + lyx2latex(document, description) + "\""]
+            if literal == "true":
+                newins += ["description \"" + lyx2latex(document, description).replace("\\", "\\\\").replace("\"", "\\\"") + "\""]
+            else:
+                newins += ["description \"" + lyx2latex(document, description).replace("\"", "\\\"") + "\""]
         newins += ["literal \"" + literal + "\""]
 
         j = find_end_of_inset(document.body, i)