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* fhandler.cc (fhandler_base::open): Open native symlinks with 

FILE_OPEN_REPARSE_POINT flag.  Fix typo in comment.
This commit is contained in:
Corinna Vinschen 2007-10-18 12:40:27 +00:00
parent 5b69737250
commit f3257492c4
2 changed files with 42 additions and 29 deletions
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5
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,8 @@
2007-10-18 Corinna Vinschen <corinna@vinschen.de>
* fhandler.cc (fhandler_base::open): Open native symlinks with
FILE_OPEN_REPARSE_POINT flag. Fix typo in comment.
2007-10-18 Corinna Vinschen <corinna@vinschen.de>
* include/sys/param.h (MAXPATHLEN): Define as PATH_MAX.

12
winsup/cygwin/fhandler.cc
View File

@ -542,7 +542,14 @@ fhandler_base::open (int flags, mode_t mode)
if ((flags & O_EXCL) && (flags & O_CREAT))
create_disposition = FILE_CREATE;
if (flags & O_CREAT && get_device () == FH_FS)
if (get_device () == FH_FS)
{
/* Add the reparse point flag to native symlinks, otherwise we open the
target, not the symlink. This would break lstat. */
if (pc.is_rep_symlink ())
create_options |= FILE_OPEN_REPARSE_POINT;
if (flags & O_CREAT)
{
file_attributes = FILE_ATTRIBUTE_NORMAL;
/* If mode has no write bits set, we set the R/O attribute. */
@ -564,7 +571,7 @@ fhandler_base::open (int flags, mode_t mode)
but the actual owner on the Samba share is the SID of the Unix
account. There's no transparent mapping between these accounts.
And Samba has a strange behaviour when creating a file. Apparently
it *first*( creates the file, *then* it looks if the security
it *first* creates the file, *then* it looks if the security
descriptor matches. The result is that the file gets created, but
then NtCreateFile doesn't return a handle to the file and fails
with STATUS_ACCESS_DENIED. Go figure! */
@ -576,6 +583,7 @@ fhandler_base::open (int flags, mode_t mode)
/* The file attributes are needed for later use in, e.g. fchmod. */
pc.file_attributes (file_attributes);
}
}
status = NtCreateFile (&x, access, &attr, &io, NULL, file_attributes, shared,
create_disposition, create_options, NULL, 0);