From: Roland McGrath <roland@gnu.org>
Date: Thu, 28 Oct 1993 21:25:05 +0000 (+0000)
Subject: Formerly unix/bsd/vax/sysdep.S.~3~
X-Git-Tag: glibc-2.16-ports-before-merge~4222
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=42115b8a4cd1bdbd3f00d0ef6cddc21e0c4aa755;p=thirdparty%2Fglibc.git

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

diff --git a/sysdeps/unix/bsd/vax/sysdep.S b/sysdeps/unix/bsd/vax/sysdep.S
index e29a8783dd0..df2123a74e9 100644
--- a/sysdeps/unix/bsd/vax/sysdep.S
+++ b/sysdeps/unix/bsd/vax/sysdep.S
@@ -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