From ec9b0cbdec2313e0bbad3e4f62963a8b98dbcb6a Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Sat, 14 Jan 2006 06:42:52 +0000 Subject: use __syscall_error trick --- libc/sysdeps/linux/m68k/Makefile.arch | 2 +- libc/sysdeps/linux/m68k/__syscall_error.c | 29 +++++++++++++++++++++++++++++ libc/sysdeps/linux/m68k/clone.S | 11 ----------- 3 files changed, 30 insertions(+), 12 deletions(-) create mode 100644 libc/sysdeps/linux/m68k/__syscall_error.c (limited to 'libc/sysdeps/linux/m68k') diff --git a/libc/sysdeps/linux/m68k/Makefile.arch b/libc/sysdeps/linux/m68k/Makefile.arch index 2ebd602d7..935d2d203 100644 --- a/libc/sysdeps/linux/m68k/Makefile.arch +++ b/libc/sysdeps/linux/m68k/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -CSRC := ptrace.c brk.c +CSRC := ptrace.c brk.c __syscall_error.c SSRC := __longjmp.S bsd-_setjmp.S bsd-setjmp.S clone.S setjmp.S vfork.S diff --git a/libc/sysdeps/linux/m68k/__syscall_error.c b/libc/sysdeps/linux/m68k/__syscall_error.c new file mode 100644 index 000000000..de65a1f39 --- /dev/null +++ b/libc/sysdeps/linux/m68k/__syscall_error.c @@ -0,0 +1,29 @@ +/* Wrapper for setting errno. + Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + +/* This routine is jumped to by all the syscall handlers, to stash + * an error number into errno. */ +int attribute_hidden __syscall_error(int err_no) +{ + __set_errno(err_no); + return -1; +} diff --git a/libc/sysdeps/linux/m68k/clone.S b/libc/sysdeps/linux/m68k/clone.S index 1c4176c3f..2735bcba0 100644 --- a/libc/sysdeps/linux/m68k/clone.S +++ b/libc/sysdeps/linux/m68k/clone.S @@ -55,17 +55,6 @@ clone: rts -__syscall_error: - negl %d0 - movel %d0, %sp@- - lea __errno_location-.-8, %a0 - jsr %pc@(%a0) - movel %d0, %a0 - movel %sp@+, %a0@ - moveq #-1, %d0 - - rts - thread_start: /*subl %fp, %fp*/ /* terminate the stack frame */ jsr (%a0) -- cgit v1.2.3