* hostio.c: Don't include errno.h.

	(errno_to_fileio_errno): Move to hostio-errno.
	* hostio.c: (hostio_error): Remove the error parameter.  Defer the
	error number outputting to the target->hostio_last_error callback.
	(hostio_packet_error): Use FILEIO_EINVAL directly.
	(handle_open, handle_pread, hostio_error, handle_unlink): Update
	calls to hostio_error.
	* hostio-errno.c: New.
	* server.h (hostio_last_error_from_errno): Declare.
	* target.h (target_ops): Add hostio_last_error member.
	* linux-low.c (linux_target_op): Register hostio_last_error_from_errno
	as hostio_last_error handler.
	* spu-low.c (spu_target_ops): Likewise.
	* win32-low.c [_WIN32_WCE] (win32_error_to_fileio_error)
	(wince_hostio_last_error): New functions.
	(win32_target_ops) [_WIN32_WCE]: Register wince_hostio_last_error
	as hostio_last_error handler.
	(win32_target_ops) [!_WIN32_WCE]: Register
	hostio_last_error_from_errno as hostio_last_error handler.
	* Makefile.in (SFILES): Add hostio.c and hostio-errno.c.
	(hostio-errno.o): New rule.
	* configure.ac (GDBSERVER_DEPFILES): Add $srv_hostio_err_objs.
	* configure.srv (srv_hostio_err_objs): New variable.  Default to
	hostio-errno.o.
	(arm*-*-mingw32ce*): Set srv_hostio_err_objs to "".
	* configure: Regenerate.

1 files changed, 4 insertions, 0 deletions

diff --git a/gdb/gdbserver/target.h b/gdb/gdbserver/target.h
index 4f6377d..8bb7a07 100644
--- a/gdb/gdbserver/target.h
+++ b/gdb/gdbserver/target.h
@@ -188,6 +188,10 @@ struct target_ops
    /* Read/Write from/to spufs using qXfer packets.  */
   int (*qxfer_spu) (const char *annex, unsigned char *readbuf,
 		    unsigned const char *writebuf, CORE_ADDR offset, int len);
+
+  /* Fill BUF with an hostio error packet representing the last hostio
+     error.  */
+  void (*hostio_last_error) (char *buf);
 };
 
 extern struct target_ops *the_target;