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Accommodate trailing NUL in PrlSF filesystem name.

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* globals.cc (ro_u_prlfs): Add trailing NUL.  Explain why.
	* mount.cc (fs_info::update): Add a comment to explain PrlSF.
	* path.h (path_conv::fs_is_prlfs): Add for symmetry.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2015-11-04 14:47:25 +01:00
parent 58922d3125
commit 57d93bebb2
4 changed files with 12 additions and 1 deletions
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6
winsup/cygwin/ChangeLog
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@@ -1,3 +1,9 @@
2015-11-04 Corinna Vinschen <corinna@vinschen.de>
* globals.cc (ro_u_prlfs): Add trailing NUL. Explain why.
* mount.cc (fs_info::update): Add a comment to explain PrlSF.
* path.h (path_conv::fs_is_prlfs): Add for symmetry.
2015-11-03 Corinna Vinschen <corinna@vinschen.de>
* sigproc.cc (pending_signals::clear): Fix previous fix resulting in

4
winsup/cygwin/globals.cc
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@@ -138,7 +138,9 @@ extern "C" {
extern UNICODE_STRING _RDATA ro_u_mvfs = _ROU (L"MVFS");
extern UNICODE_STRING _RDATA ro_u_nfs = _ROU (L"NFS");
extern UNICODE_STRING _RDATA ro_u_ntfs = _ROU (L"NTFS");
extern UNICODE_STRING _RDATA ro_u_prlfs = _ROU (L"PrlSF"); /* No typo! */
/* No typo! It's actually "SF", not "FS", and the trailing NUL is counted
in the reply from the filesystem. */
extern UNICODE_STRING _RDATA ro_u_prlfs = _ROU (L"PrlSF\0");
extern UNICODE_STRING _RDATA ro_u_refs = _ROU (L"ReFS");
extern UNICODE_STRING _RDATA ro_u_sunwnfs = _ROU (L"SUNWNFS");
extern UNICODE_STRING _RDATA ro_u_udf = _ROU (L"UDF");

2
winsup/cygwin/mount.cc
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@@ -371,6 +371,8 @@ fs_info::update (PUNICODE_STRING upath, HANDLE in_vol)
/* AFSRDRFsd == Andrew File System. Doesn't support DOS attributes.
Only native symlinks are supported. */
&& !is_afs (RtlEqualUnicodeString (&fsname, &ro_u_afs, FALSE))
/* PrlSF == Parallels Desktop File System. Has a bug in
FileNetworkOpenInformation, see below. */
&& !is_prlfs (RtlEqualUnicodeString (&fsname, &ro_u_prlfs, FALSE)))
{
/* Known remote file system with buggy open calls. Further

1
winsup/cygwin/path.h
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@@ -376,6 +376,7 @@ class path_conv
bool fs_is_nwfs () const {return fs.is_nwfs ();}
bool fs_is_ncfsd () const {return fs.is_ncfsd ();}
bool fs_is_afs () const {return fs.is_afs ();}
bool fs_is_prlfs () const {return fs.is_prlfs ();}
fs_info_type fs_type () const {return fs.what_fs ();}
ULONG fs_serial_number () const {return fs.serial_number ();}
inline const char *set_path (const char *p)