From 4fe961f796b9f14011d6bdaa442df5c7e067c1c6 Mon Sep 17 00:00:00 2001
From: Roman Koshelev <roman.koshelev@bk.ru>
Date: Tue, 3 Oct 2023 10:03:22 +0300
Subject: [PATCH] add buffer flush before direct write

---
 include/fmt/format-inl.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/fmt/format-inl.h b/include/fmt/format-inl.h
index 7d09ca0c..4dc182f0 100644
--- a/include/fmt/format-inl.h
+++ b/include/fmt/format-inl.h
@@ -1434,6 +1434,7 @@ extern "C" __declspec(dllimport) int __stdcall WriteConsoleW(  //
 FMT_FUNC bool write_console(std::FILE* f, string_view text) {
   int fd = _fileno(f);
   if (!_isatty(fd)) return false;
+  std::fflush(f);
   auto u16 = utf8_to_utf16(text);
   return WriteConsoleW(reinterpret_cast<void*>(_get_osfhandle(fd)), u16.c_str(),
                        static_cast<dword>(u16.size()), nullptr, nullptr) != 0;