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9298f9e195
* sysdeps/unix/sysv/linux/m68k/brk.c, sysdeps/unix/sysv/linux/m68k/mmap.S, sysdeps/unix/sysv/linux/m68k/select.S, sysdeps/unix/sysv/linux/m68k/sigcontext.h, sysdeps/unix/sysv/linux/m68k/sigreturn.S, sysdeps/unix/sysv/linux/m68k/socket.S, sysdeps/unix/sysv/linux/m68k/syscall.S, sysdeps/unix/sysv/linux/m68k/sysdep.S, sysdeps/unix/sysv/linux/m68k/sysdep.h: New files.
54 lines
1.6 KiB
ArmAsm
54 lines
1.6 KiB
ArmAsm
/* Copyright (C) 1996 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <sysdep.h>
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#define _ERRNO_H
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#include <errnos.h>
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/* Linux has two versions of the select system call. The old one expected
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one argument which must be a pointer to a struct which contains the
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five values. The new version expects the five arguments be given in the
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registers. First try the new version, if it's not available fall back
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to the old version. */
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.text
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SYSCALL_ERROR_HANDLER
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ENTRY (__select)
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#if 0 /* For now only use the old version. */
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DO_CALL (#SYS_ify (_newselect), 5)
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tst.l %d0
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jmi 1f
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rts
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1: move.l #-ENOSYS, %d1
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cmp.l %d1, %d0
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jne syscall_error /* Real error */
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/* Try again using the old syscall interface. */
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#endif
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lea 4(%sp), %a0
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move.l %a0, %d1
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move.l #SYS_ify (select), %d0
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trap #0
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tst.l %d0
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jmi syscall_error
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ret
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weak_alias (__select, select)
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