* fhandler.cc (fhandler_base::raw_write): Mark as changed on

	successful write.
	* fhandler.h (fhandler_base::status_flags): Add 'has_changed' flag.
	* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Call
	fhandler_disk_file's own open and close instead of open_fs and
	close_fs.  Mark as changed on success.
	(fhandler_disk_file::fchown): Ditto.
	(fhandler_disk_file::facl): Ditto.
	(fhandler_disk_file::ftruncate): Ditto.
	(fhandler_base::open_fs): Mark as changed when O_TRUNC flag on existing
	file is set.
	(fhandler_disk_file::close): Set st_ctime if has_changed flag is set.

1 files changed, 3 insertions, 1 deletions

diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc
index ab588b500..3fd0bc74b 100644
--- a/winsup/cygwin/fhandler.cc
+++ b/winsup/cygwin/fhandler.cc
@@ -288,12 +288,14 @@ fhandler_base::raw_write (const void *ptr, size_t len)
   if (!WriteFile (get_output_handle (), ptr, len, &bytes_written, 0))
     {
       if (GetLastError () == ERROR_DISK_FULL && bytes_written > 0)
-	return bytes_written;
+	goto written;
       __seterrno ();
       if (get_errno () == EPIPE)
 	raise (SIGPIPE);
       return -1;
     }
+written:
+  has_changed (true);
   return bytes_written;
 }