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* fhandler.cc(fhandler_base::open): Open with READ_CONTROL only in

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case of query_open flag set to query_read_control.  Add case for
	new query_read_attributes flag.
	(fhandler_base::fstatvfs): New method.
	* fhandler.h (enum query_state): Add query_read_attributes flag.
	(class fhandler_base): Declare new virtual fstatvfs method.
	(class fhandler_socket): Ditto.
	(class fhandler_pipe): Ditto.
	(class fhandler_fifo): Ditto.
	(class fhandler_disk_file): Ditto.
	(class fhandler_virtual): Ditto.
	* fhandler_disk_file.cc (fhandler_base::fstat_fs): Open with
	query_read_attributes instead of query_read_control.
	(fhandler_disk_file::fstatvfs): New method.
	(fhandler_disk_file::facl): Open with query_read_attributes instead of
	query_read_control.
	* fhandler_fifo.cc (fhandler_fifo::fstatvfs): New method.
	* fhandler_socket.cc (fhandler_socket::fstatvfs): New method.
	(fhandler_socket::fchmod): Return with EBADF in the default case.
	(fhandler_socket::fchown): Ditto.
	(fhandler_socket::facl): Ditto.
	* fhandler_virtual.cc (fhandler_virtual::fstatvfs): Ditto.
	* ntdll.h (struct _FILE_FS_ATTRIBUTE_INFORMATION): Define.
	(struct _FILE_FS_FULL_SIZE_INFORMATION): Define.
	* pipe.cc (fhandler_pipe::fstatvfs): New method.
	* syscalls.cc (fstatvfs): Just call the fhandler's fstatvfs.
	(statvfs): Ditto.
	(fstatfs): Call fstatvfs.
	(statfs): Drop EFAULT handling.
This commit is contained in:
Corinna Vinschen
2007-02-27 12:58:56 +00:00
parent 7706962caf
commit 3323df7e0e
10 changed files with 291 additions and 108 deletions
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15
winsup/cygwin/fhandler.cc
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@@ -15,6 +15,7 @@ details. */
#include <sys/cygwin.h>
#include <sys/uio.h>
#include <sys/acl.h>
#include <sys/statvfs.h>
#include <signal.h>
#include "cygerrno.h"
#include "perprocess.h"
@@ -486,6 +487,10 @@ fhandler_base::open (int flags, mode_t mode)
switch (query_open ())
{
case query_read_control:
access = READ_CONTROL;
create_options = FILE_OPEN_FOR_BACKUP_INTENT;
break;
case query_read_attributes:
access = READ_CONTROL | FILE_READ_ATTRIBUTES;
create_options = FILE_OPEN_FOR_BACKUP_INTENT;
break;
@@ -1144,6 +1149,16 @@ fhandler_base::fstat (struct __stat64 *buf)
return 0;
}
int __stdcall
fhandler_base::fstatvfs (struct statvfs *sfs)
{
/* If we hit this base implementation, it's some device in /dev.
Just call statvfs on /dev for simplicity. */
path_conv pc ("/dev");
fhandler_disk_file fh (pc);
return fh.fstatvfs (sfs);
}
void
fhandler_base::init (HANDLE f, DWORD a, mode_t bin)
{