From 2bb8a7549dab7911a2256f5f071e8608e0a4f0bf Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Fri, 18 Jan 2019 01:25:11 +0300
Subject: [PATCH] Do not check mtime for files generated from log files.

GitOrigin-RevId: 45800dd09ce09dc924d3f9e2cb7592604d3becb6
---
 td/telegram/files/FileManager.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/td/telegram/files/FileManager.cpp b/td/telegram/files/FileManager.cpp
index 9a5601415..3d11939c5 100644
--- a/td/telegram/files/FileManager.cpp
+++ b/td/telegram/files/FileManager.cpp
@@ -807,9 +807,12 @@ Result<FileId> FileManager::register_generate(FileType file_type, FileLocationSo
                                               int64 expected_size) {
   // add #mtime# into conversion
   if (!original_path.empty() && conversion[0] != '#' && PathView(original_path).is_absolute()) {
-    auto r_stat = stat(original_path);
-    uint64 mtime = r_stat.is_ok() ? r_stat.ok().mtime_nsec_ : 0;
-    conversion = PSTRING() << "#mtime#" << lpad0(to_string(mtime), 20) << '#' << conversion;
+    auto file_paths = log_interface->get_file_paths();
+    if (std::find(file_paths.begin(), file_paths.end(), original_path) == file_paths.end()) {
+      auto r_stat = stat(original_path);
+      uint64 mtime = r_stat.is_ok() ? r_stat.ok().mtime_nsec_ : 0;
+      conversion = PSTRING() << "#mtime#" << lpad0(to_string(mtime), 20) << '#' << conversion;
+    }
   }
 
   FileData data;