diff options
Diffstat (limited to 'sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.S')
| -rw-r--r-- | sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.S | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.S b/sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.S new file mode 100644 index 0000000000..da3cd6b8be --- /dev/null +++ b/sysdeps/unix/sysv/sysv4/solaris2/sparc/sysdep.S @@ -0,0 +1,46 @@ +/* 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 |