diff options
Diffstat (limited to 'winsup/cygwin/fhandler.cc')
| -rw-r--r-- | winsup/cygwin/fhandler.cc | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc index 5f46484f9..5490d3ab0 100644 --- a/winsup/cygwin/fhandler.cc +++ b/winsup/cygwin/fhandler.cc @@ -550,9 +550,6 @@ fhandler_base::open (int flags, mode_t mode) if ((flags & O_EXCL) && (flags & O_CREAT)) create_disposition = FILE_CREATE; - if (flags & O_APPEND) - append_mode (true); - if (flags & O_CREAT && get_device () == FH_FS) { file_attributes = FILE_ATTRIBUTE_NORMAL; @@ -711,8 +708,17 @@ fhandler_base::write (const void *ptr, size_t len) { int res; - if (append_mode ()) - SetFilePointer (get_output_handle (), 0, 0, FILE_END); + if (get_flags () & O_APPEND) + { + LONG off_high = 0; + DWORD ret = SetFilePointer (get_output_handle (), 0, &off_high, FILE_END); + if (ret == INVALID_SET_FILE_POINTER && GetLastError () != NO_ERROR) + { + debug_printf ("Seeking to EOF in append mode failed"); + __seterrno (); + return -1; + } + } else if (did_lseek ()) { _off64_t actual_length, current_position; |