about summary refs log tree commit diff
path: root/sysdeps/unix/mips/sysdep.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix/mips/sysdep.S')
-rw-r--r--sysdeps/unix/mips/sysdep.S41
1 files changed, 41 insertions, 0 deletions
diff --git a/sysdeps/unix/mips/sysdep.S b/sysdeps/unix/mips/sysdep.S
new file mode 100644
index 0000000000..21bdf234f9
--- /dev/null
+++ b/sysdeps/unix/mips/sysdep.S
@@ -0,0 +1,41 @@
+/* Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
+   Contributed by Brendan Kehoe (brendan@zen.org).
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+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 <sysdep.h>
+#define _ERRNO_H
+#include <errnos.h>
+
+/* .globl errno */
+.set noreorder
+
+ENTRY(syscall_error)
+#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
+	/* We translate the system's EWOULDBLOCK error into EAGAIN.
+	   The GNU C library always defines EWOULDBLOCK==EAGAIN.
+	   EWOULDBLOCK_sys is the original number.  */
+	bne v0, EWOULDBLOCK_sys, skip
+	nop
+	li v0, EAGAIN
+skip:
+#endif
+	/* Store it in errno... */
+	sw v0, errno
+
+	/* And just kick back a -1.  */
+	j ra
+	li v0, -1