time/Convert: forward-declare struct tm

MusicPlayerDaemon · Jun 25, 2024 · 2ce8310 · 2ce8310
1 parent a739eef
commit 2ce8310
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/src/time/Convert.hxx b/src/time/Convert.hxx
@@ -2,11 +2,12 @@
 // Copyright CM4all GmbH
 // author: Max Kellermann <[email protected]>
 
-#ifndef TIME_CONVERT_HXX
-#define TIME_CONVERT_HXX
+#pragma once
 
 #include <chrono>
 
+struct tm;
+
 /**
  * Convert a UTC-based time point to a UTC-based "struct tm".
  *
@@ -40,5 +41,3 @@ MakeTime(struct tm &tm) noexcept;
 [[gnu::pure]]
 std::chrono::steady_clock::duration
 ToSteadyClockDuration(const struct timeval &tv) noexcept;
-
-#endif