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#include <asm/unistd.h>
#ifndef __NR_vfork
#define __NR_vfork __NR_fork /* uClinux-2.0 only has fork which is vfork */
#endif
#ifdef __H8300S__
.h8300s
#else
.h8300h
#endif
.text
.align 2
.globl _errno
.globl _vfork
#if defined __HAVE_ELF__
.type vfork,@function
#endif
_vfork:
mov.l @sp+, er1
sub.l er0,er0
mov.b #__NR_vfork,r0l
trapa #0
mov.l #-4096, er2
cmp.l er0,er2
bcs fix_errno
jmp @er1 /* don't return, just jmp directly */
fix_errno:
neg.l er0
mov.l er0,@_errno
sub.l er0,er0
dec.l #1,er0
jmp @er1 /* don't return, just jmp directly */
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