From fd9e49480a40989c407c1de32b86ec35f7b37a87 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Wed, 5 Jun 2024 22:24:00 +0200
Subject: [PATCH] PosixSourceAccessor: Use SharedSync

---
 src/libutil/posix-source-accessor.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libutil/posix-source-accessor.cc b/src/libutil/posix-source-accessor.cc
index bcf453cba..35047f89e 100644
--- a/src/libutil/posix-source-accessor.cc
+++ b/src/libutil/posix-source-accessor.cc
@@ -90,14 +90,14 @@ bool PosixSourceAccessor::pathExists(const CanonPath & path)
 
 std::optional<struct stat> PosixSourceAccessor::cachedLstat(const CanonPath & path)
 {
-    static Sync<std::unordered_map<Path, std::optional<struct stat>>> _cache;
+    static SharedSync<std::unordered_map<Path, std::optional<struct stat>>> _cache;
 
     // Note: we convert std::filesystem::path to Path because the
     // former is not hashable on libc++.
     Path absPath = makeAbsPath(path).string();
 
     {
-        auto cache(_cache.lock());
+        auto cache(_cache.read());
         auto i = cache->find(absPath);
         if (i != cache->end()) return i->second;
     }