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2004-03-14 Pierre Humblet <pierre.humblet@ieee.org> 

* dir.cc (rmdir): Construct real_dir with flag PC_FULL.
        Use a loop instead of recursion to handle the current directory.
This commit is contained in:
Pierre Humblet 2004-03-14 16:16:45 +00:00
parent f8a8e7a1f6
commit 83a74ea24a
2 changed files with 55 additions and 50 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,8 @@
2004-03-14 Pierre Humblet <pierre.humblet@ieee.org>
* dir.cc (rmdir): Construct real_dir with flag PC_FULL.
Use a loop instead of recursion to handle the current directory.
2004-03-14 Christopher Faylor <cgf@redhat.com> 2004-03-14 Christopher Faylor <cgf@redhat.com>
* cygtls.cc (_cygtls::remove): Call remove_wq to ensure that wait stuff * cygtls.cc (_cygtls::remove): Call remove_wq to ensure that wait stuff
@ -94,7 +99,7 @@
* sigproc.h (waitq): Delete declaration. * sigproc.h (waitq): Delete declaration.
* wait.cc (wait4): Use _my_tls waitq structure rather than per_thread. * wait.cc (wait4): Use _my_tls waitq structure rather than per_thread.
2004-02-11 Pierre Humblet <pierre.humblet@ieee.org> 2004-03-11 Pierre Humblet <pierre.humblet@ieee.org>
* cygtls.h (_cygtls::newmask): Delete member. * cygtls.h (_cygtls::newmask): Delete member.
(_cygtls::deltamask): New member. (_cygtls::deltamask): New member.

20
winsup/cygwin/dir.cc
View File

@ -308,7 +308,7 @@ rmdir (const char *dir)
int res = -1; int res = -1;
DWORD devn; DWORD devn;
path_conv real_dir (dir, PC_SYM_NOFOLLOW); path_conv real_dir (dir, PC_SYM_NOFOLLOW | PC_FULL);
if (real_dir.error) if (real_dir.error)
set_errno (real_dir.error); set_errno (real_dir.error);
@ -326,6 +326,8 @@ rmdir (const char *dir)
SetFileAttributes (real_dir, SetFileAttributes (real_dir,
(DWORD) real_dir & ~FILE_ATTRIBUTE_READONLY); (DWORD) real_dir & ~FILE_ATTRIBUTE_READONLY);
for (bool is_cwd = false; ; is_cwd = true)
{
int rc = RemoveDirectory (real_dir); int rc = RemoveDirectory (real_dir);
DWORD att = GetFileAttributes (real_dir); DWORD att = GetFileAttributes (real_dir);
@ -347,21 +349,16 @@ rmdir (const char *dir)
directory. If so, we will move elsewhere to potentially allow the directory. If so, we will move elsewhere to potentially allow the
rmdir to succeed. This means that cygwin's concept of the current working rmdir to succeed. This means that cygwin's concept of the current working
directory != Windows concept but, hey, whaddaregonnado? directory != Windows concept but, hey, whaddaregonnado?
Note that this will not cause something like the following to work:
$ cd foo
$ rmdir .
since the shell will have foo "open" in the above case and so Windows will
not allow the deletion.
FIXME: A potential workaround for this is for cygwin apps to *never* call FIXME: A potential workaround for this is for cygwin apps to *never* call
SetCurrentDirectory. */ SetCurrentDirectory. */
if (strcasematch (real_dir, cygheap->cwd.win32) if (strcasematch (real_dir, cygheap->cwd.win32)
&& !strcasematch ("c:\\", cygheap->cwd.win32)) && !strcasematch ("c:\\", cygheap->cwd.win32) && !is_cwd)
{ {
DWORD err = GetLastError (); DWORD err = GetLastError ();
if (!SetCurrentDirectory ("c:\\")) if (!SetCurrentDirectory ("c:\\"))
SetLastError (err); SetLastError (err);
else if ((res = rmdir (dir))) else
SetCurrentDirectory (cygheap->cwd.win32); continue;
} }
if (res) if (res)
{ {
@ -376,10 +373,13 @@ rmdir (const char *dir)
/* If directory still exists, restore R/O attribute. */ /* If directory still exists, restore R/O attribute. */
if (real_dir.has_attribute (FILE_ATTRIBUTE_READONLY)) if (real_dir.has_attribute (FILE_ATTRIBUTE_READONLY))
SetFileAttributes (real_dir, real_dir); SetFileAttributes (real_dir, real_dir);
if (is_cwd)
SetCurrentDirectory (cygheap->cwd.win32);
} }
} }
break;
}
} }
syscall_printf ("%d = rmdir (%s)", res, dir); syscall_printf ("%d = rmdir (%s)", res, dir);
return res; return res;
} }