From bd7f33811517f750a880b17a924fc380d7501ec1 Mon Sep 17 00:00:00 2001
From: Thomas Goyne <plorkyeran@aegisub.org>
Date: Thu, 2 Feb 2012 19:31:37 +0000
Subject: [PATCH] Don't copy fonts which appear in styles but are never
 actually used

Originally committed to SVN as r6436.
---
 aegisub/src/font_file_lister.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/aegisub/src/font_file_lister.cpp b/aegisub/src/font_file_lister.cpp
index 2beea0caf..5951077a2 100644
--- a/aegisub/src/font_file_lister.cpp
+++ b/aegisub/src/font_file_lister.cpp
@@ -94,6 +94,8 @@ void FontCollector::ProcessDialogueLine(AssDialogue *line, int index) {
 }
 
 void FontCollector::ProcessChunk(std::pair<StyleInfo, UsageData> const& style) {
+	if (style.second.chars.empty()) return;
+
 	FontFileLister::CollectionResult res = lister.GetFontPaths(style.first.facename, style.first.bold, style.first.italic, style.second.chars);
 
 	if (res.paths.empty()) {