[newlib-cygwin/main] Cygwin: readdir: explain why we use FileNamesInformation on NFS
Corinna Vinschen
corinna@sourceware.org
Sat Sep 9 21:29:16 GMT 2023
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=5302638f77398978cd5403e00925d8f482442c84
commit 5302638f77398978cd5403e00925d8f482442c84
Author: Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Sat Sep 9 23:05:29 2023 +0200
Commit: Corinna Vinschen <corinna@vinschen.de>
CommitDate: Sat Sep 9 23:28:55 2023 +0200
Cygwin: readdir: explain why we use FileNamesInformation on NFS
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/fhandler/disk_file.cc | 2 ++
1 file changed, 2 insertions(+)
diff --git a/winsup/cygwin/fhandler/disk_file.cc b/winsup/cygwin/fhandler/disk_file.cc
index 4f373637e514..0242cae2fd43 100644
--- a/winsup/cygwin/fhandler/disk_file.cc
+++ b/winsup/cygwin/fhandler/disk_file.cc
@@ -2262,6 +2262,8 @@ fhandler_disk_file::readdir (DIR *dir, dirent *de)
goto go_ahead;
}
}
+ /* NFS must use FileNamesInformation! Any other information class
+ skips all symlinks. */
if (!(dir->__flags & dirent_get_d_ino))
status = NtQueryDirectoryFile (get_handle (), NULL, NULL, NULL, &io,
d_cache (dir), DIR_BUF_SIZE,
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