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4bec453640
definition. (PSEUDO, SYSCALL_ERROR_HANDLER): Use it instead of syscall_error. * sysdeps/unix/sysv/linux/m68k/clone.S: Likewise. * sysdeps/unix/sysv/linux/m68k/mmap.S: Likewise. * sysdeps/unix/sysv/linux/m68k/socket.S: Likewise. * sysdeps/unix/sysv/linux/m68k/syscall.S: Likewise. * sysdeps/unix/sysv/linux/m68k/sysdep.h (SYSCALL_ERROR_LABEL): New definition. (PSEUDO, SYSCALL_ERROR_HANDLER): Use it instead of syscall_error. * sysdeps/unix/sysv/linux/m68k/clone.S: Likewise. * sysdeps/unix/sysv/linux/m68k/mmap.S: Likewise. * sysdeps/unix/sysv/linux/m68k/socket.S: Likewise. * sysdeps/unix/sysv/linux/m68k/syscall.S: Likewise.
66 lines
2.0 KiB
ArmAsm
66 lines
2.0 KiB
ArmAsm
/* Copyright (C) 1996, 1997, 1998 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 not,
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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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#include <socketcall.h>
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#define P(a, b) P2(a, b)
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#define P2(a, b) a##b
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.text
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/* The socket-oriented system calls are handled unusally in Linux.
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They are all gated through the single `socketcall' system call number.
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`socketcall' takes two arguments: the first is the subcode, specifying
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which socket function is being called; and the second is a pointer to
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the arguments to the specific function.
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The .S files for the other calls just #define socket and #include this. */
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#ifndef __socket
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#define __socket P(__,socket)
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#endif
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.globl __socket
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ENTRY (__socket)
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/* Save registers. */
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move.l %d2, %a0
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move.l #SYS_ify (socketcall), %d0 /* System call number in %d0. */
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/* Use ## so `socket' is a separate token that might be #define'd. */
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move.l #P (SOCKOP_,socket), %d1 /* Subcode is first arg to syscall. */
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lea 4(%sp), %a1 /* Address of args is 2nd arg. */
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move.l %a1, %d2
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/* Do the system call trap. */
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trap #0
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/* Restore registers. */
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move.l %a0, %d2
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/* %d0 is < 0 if there was an error. */
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tst.l %d0
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jmi SYSCALL_ERROR_LABEL
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/* Successful; return the syscall's value. */
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rts
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PSEUDO_END (__socket)
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weak_alias (__socket, socket)
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