diff options
Diffstat (limited to 'winsup/cygwin/path.cc')
| -rw-r--r-- | winsup/cygwin/path.cc | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc index 37e46c0..c631fa8 100644 --- a/winsup/cygwin/path.cc +++ b/winsup/cygwin/path.cc @@ -3513,11 +3513,41 @@ restart: } /* If the file is on an NFS share and could be opened with extended - attributes, check if it's a symlink. Only files can be symlinks - (which can be symlinks to directories). */ - else if (fs.is_nfs () && (conv_hdl.nfsattr ()->type & 7) == NF3LNK) + attributes, check if it's a symlink or FIFO. */ + else if (fs.is_nfs ()) { - res = check_nfs_symlink (h); + /* Make sure filler1 is 0, so we can use it safely as a marker. */ + conv_hdl.nfsattr ()->filler1 = 0; + switch (conv_hdl.nfsattr ()->type & 7) + { + case NF3LNK: + res = check_nfs_symlink (h); + /* Enable Cygwin-created FIFOs to be recognized as FIFOs. + We have to overwrite the NFS fattr3 data, otherwise the + info returned by Cygwin's stat will still claim the file + is a symlink. */ + if (res && contents[0] == ':' && contents[1] == '\\' + && parse_device (contents) && major == _major (FH_FIFO)) + { + conv_hdl.nfsattr ()->type = NF3FIFO; + conv_hdl.nfsattr ()->mode = mode; + conv_hdl.nfsattr ()->size = 0; + /* Marker for fhandler_base::fstat_by_nfs_ea not to override + the cached fattr3 data with fresh data from the filesystem, + even if the handle is used for other purposes than stat. */ + conv_hdl.nfsattr ()->filler1 = NF3FIFO; + } + break; + case NF3FIFO: + /* Enable real FIFOs recognized as such. */ + major = _major (FH_FIFO); + minor = _minor (FH_FIFO); + mode = S_IFIFO | (conv_hdl.nfsattr ()->mode & ~S_IFMT); + isdevice = true; + break; + default: + break; + } if (res) break; } |