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| author | Ken Brown <kbrown@cornell.edu> | 2019-12-27 11:43:58 -0500 |
|---|---|---|
| committer | Ken Brown <kbrown@cornell.edu> | 2020-01-17 07:43:02 -0500 |
| commit | 35a1a6dbdf03df1e33bae51f679820a3a868d0c0 (patch) | |
| tree | 01a230aec6ed0ac2fd882b854e54a1fa674d5fe6 | |
| parent | 85aff2830a68ce79a280e5ea31fcf01342d61986 (diff) | |
| download | cygnal-35a1a6dbdf03df1e33bae51f679820a3a868d0c0.tar.gz cygnal-35a1a6dbdf03df1e33bae51f679820a3a868d0c0.tar.bz2 cygnal-35a1a6dbdf03df1e33bae51f679820a3a868d0c0.zip | |
Cygwin: allow opening a symlink with O_PATH | O_NOFOLLOW
Up to now, opening a symlink with O_NOFOLLOW fails with ELOOP.
Following Linux, allow this to succeed if O_PATH is also specified.
| -rw-r--r-- | winsup/cygwin/syscalls.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index 20126ce10..038a316db 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -1470,7 +1470,7 @@ open (const char *unix_path, int flags, ...) if (!(fh = build_fh_name (unix_path, opt, stat_suffixes))) __leave; /* errno already set */ - if ((flags & O_NOFOLLOW) && fh->issymlink ()) + if ((flags & O_NOFOLLOW) && fh->issymlink () && !(flags & O_PATH)) { set_errno (ELOOP); __leave; |