wallet: Close wallet env lock file

Close .walletlock file when a BerkeleyEnvironment is deleted.

2 files changed, 7 insertions, 0 deletions

diff --git a/src/util/system.cpp b/src/util/system.cpp
index 06317a3a90..d8b70ee52c 100644
--- a/src/util/system.cpp
+++ b/src/util/system.cpp
@@ -116,6 +116,12 @@ bool LockDirectory(const fs::path& directory, const std::string lockfile_name, b
     return true;
 }
 
+void UnlockDirectory(const fs::path& directory, const std::string& lockfile_name)
+{
+    std::lock_guard<std::mutex> lock(cs_dir_locks);
+    dir_locks.erase((directory / lockfile_name).string());
+}
+
 void ReleaseDirectoryLocks()
 {
     std::lock_guard<std::mutex> ulock(cs_dir_locks);
diff --git a/src/util/system.h b/src/util/system.h
index 5932e55793..17723d427d 100644
--- a/src/util/system.h
+++ b/src/util/system.h
@@ -70,6 +70,7 @@ int RaiseFileDescriptorLimit(int nMinFD);
 void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);
 bool RenameOver(fs::path src, fs::path dest);
 bool LockDirectory(const fs::path& directory, const std::string lockfile_name, bool probe_only=false);
+void UnlockDirectory(const fs::path& directory, const std::string& lockfile_name);
 bool DirIsWritable(const fs::path& directory);
 
 /** Release all directory locks. This is used for unit testing only, at runtime