Formerly unix/bsd/vax/sysdep.S.~3~

This commit is contained in:
Roland McGrath 1993-10-28 21:25:05 +00:00
parent 8ea6bd16c9
commit 42115b8a4c
1 changed files with 10 additions and 2 deletions

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -16,9 +16,17 @@ License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <errnos.h>
.globl _errno
.globl syscall_error
syscall_error:
movl r0, _errno
/* We translate the system's EWOULDBLOCK error into EAGAIN.
The GNU C library always defines EWOULDBLOCK==EAGAIN.
EWOULDBLOCK_sys is the original number. */
cmpl r0, $EWOULDBLOCK_sys
bne 0f
movl $EAGAIN, r0
0: movl r0, _errno
mnegl $1, r0
ret