From: Jonathan Wakely <jwakely@redhat.com>
Date: Fri, 4 Feb 2022 23:54:17 +0000 (+0000)
Subject: libstdc++: Fix std::filesystem build failure for Windows
X-Git-Tag: basepoints/gcc-13~1248
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e3419529d4e3284172f9965b4993b9f184f34d2;p=thirdparty%2Fgcc.git

libstdc++: Fix std::filesystem build failure for Windows

The std::filesystem code needs to use posix::DIR not ::DIR, as that is
an alias for _WDIR on Windows.

libstdc++-v3/ChangeLog:

	* src/filesystem/dir-common.h (_Dir_base::openat): Change return
	type to use portable posix::DIR alias.
---

diff --git a/libstdc++-v3/src/filesystem/dir-common.h b/libstdc++-v3/src/filesystem/dir-common.h
index ee4f33b6bc11..0b7665a3f701 100644
--- a/libstdc++-v3/src/filesystem/dir-common.h
+++ b/libstdc++-v3/src/filesystem/dir-common.h
@@ -173,7 +173,7 @@ struct _Dir_base
     return true;
   }
 
-  static ::DIR*
+  static posix::DIR*
   openat(int fd, const posix::char_type* pathname, bool nofollow)
   {
 #if _GLIBCXX_HAVE_FDOPENDIR && defined O_RDONLY && defined O_DIRECTORY \