FS: Make EnsureSaveData create the savedata folder when called for the first time.

2 files changed, 20 insertions, 0 deletions

diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 32752aea5..ef05955b9 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -43,6 +43,19 @@ ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
     return itr->second->Open(path);
 }
 
+ResultCode FormatFileSystem(Type type) {
+    LOG_TRACE(Service_FS, "Formatting FileSystem with type=%d", type);
+
+    auto itr = filesystem_map.find(type);
+    if (itr == filesystem_map.end()) {
+        // TODO(bunnei): Find a better error code for this
+        return ResultCode(-1);
+    }
+
+    FileSys::Path unused;
+    return itr->second->Format(unused);
+}
+
 void RegisterFileSystems() {
     filesystem_map.clear();
 
diff --git a/src/core/hle/service/filesystem/filesystem.h b/src/core/hle/service/filesystem/filesystem.h
index 80f318676..8d30e94a1 100644
--- a/src/core/hle/service/filesystem/filesystem.h
+++ b/src/core/hle/service/filesystem/filesystem.h
@@ -44,6 +44,13 @@ ResultCode RegisterFileSystem(std::unique_ptr<FileSys::FileSystemFactory>&& fact
 ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
                                                                       FileSys::Path& path);
 
+/**
+ * Formats a file system
+ * @param type Type of the file system to format
+ * @return ResultCode of the operation
+ */
+ResultCode FormatFileSystem(Type type);
+
 /// Registers all Filesystem services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);