From 3323df7e0ed8be20dcd1643212858399514dd158 Mon Sep 17 00:00:00 2001 From: Corinna Vinschen Date: Tue, 27 Feb 2007 12:58:56 +0000 Subject: * fhandler.cc(fhandler_base::open): Open with READ_CONTROL only in 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. --- winsup/cygwin/fhandler.cc | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'winsup/cygwin/fhandler.cc') diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc index 864a4e66e..f92e844c0 100644 --- a/winsup/cygwin/fhandler.cc +++ b/winsup/cygwin/fhandler.cc @@ -15,6 +15,7 @@ details. */ #include #include #include +#include #include #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) { -- cgit v1.2.3