From edae6535845c17ea121f05a9fd2693e1ab025773 Mon Sep 17 00:00:00 2001
From: arch1t3cht <arch1t3cht@gmail.com>
Date: Sun, 17 Sep 2023 18:47:42 +0200
Subject: [PATCH] Deduplicate automation autoload path, for real this time

Replaces the incorrect fix in 642251b
Fixes arch1t3cht/Aegisub#15
---
 src/auto4_base.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/auto4_base.cpp b/src/auto4_base.cpp
index 0b9c292bdc..238ceae539 100644
--- a/src/auto4_base.cpp
+++ b/src/auto4_base.cpp
@@ -315,11 +315,14 @@ namespace Automation4 {
 
 		std::vector<std::future<std::unique_ptr<Script>>> script_futures;
 
-		auto path_it = agi::Split(path, '|');
-		for (auto tok : std::set<agi::StringRange>(begin(path_it), end(path_it))) {
+		std::set<agi::fs::path> dirnames;
+		for (auto tok : agi::Split(path, '|')) {
 			auto dirname = config::path->Decode(agi::str(tok));
 			if (!agi::fs::DirectoryExists(dirname)) continue;
 
+			if (dirnames.count(dirname)) continue;
+			dirnames.insert(dirname);
+
 			for (auto filename : agi::fs::DirectoryIterator(dirname, "*.*"))
 				script_futures.emplace_back(std::async(std::launch::async, [=] {
 					return ScriptFactory::CreateFromFile(dirname/filename, false, false);