/* * June 27, 2001 Manuel Novoa III * * Modified to (hopefully) be PIC and REENTRANT safe. * */ .text .align 4 .globl vfork .type vfork,@function vfork: popl %ecx movl $190,%eax #ifdef PIC pushl %ebx #endif #APP int $0x80 #NO_APP #ifdef PIC popl %ebx #endif cmpl $-4095,%eax jae .Lerror jmp *%ecx .p2align 4,,7 .Lerror: pushl %ecx #ifdef PIC pushl %ebx call .Lhere .Lhere: popl %ebx addl $_GLOBAL_OFFSET_TABLE_+[.-.Lhere],%ebx negl %eax movl %eax,%ecx #ifdef _LIBC_REENTRANT call __errno_location@PLT #else movl errno@GOT(%ebx),%eax #endif /* _LIBC_REENTRANT */ movl %ecx,(%eax) popl %ebx #else negl %eax #ifdef _LIBC_REENTRANT movl %eax,%ecx call __errno_location movl %ecx,(%eax) #else movl %eax,errno #endif /* _LIBC_REENTRANT */ #endif /* PIC */ movl $-1,%eax ret .Lsize: .size vfork,.Lsize-vfork