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- /* Copyright (C) 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>
-
- ENTRY(syscall_error)
- /* If it was a syscall that got interrupted, but can
- be restarted, drop EINTR in. */
- cmp %o0, ERESTART
- be,a notint
- mov EINTR, %o0
-
- notint:
- #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. */
- cmp %o0, EWOULDBLOCK_sys
- be,a notblock
- mov EAGAIN, %o0
- #endif
-
- notblock:/* Store it in errno... */
- sethi %hi(C_SYMBOL_NAME(errno)), %g1
- st %o0, [%g1 + %lo(C_SYMBOL_NAME(errno))]
-
- /* And just kick back a -1. */
- retl
- mov -1, %o0
-