diff options
Diffstat (limited to 'libc/arch-x86/bionic/vfork.S')
-rw-r--r-- | libc/arch-x86/bionic/vfork.S | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/libc/arch-x86/bionic/vfork.S b/libc/arch-x86/bionic/vfork.S deleted file mode 100644 index 53910ab..0000000 --- a/libc/arch-x86/bionic/vfork.S +++ /dev/null @@ -1,30 +0,0 @@ -#include <sys/linux-syscalls.h> - -#ifndef __NR_vfork -#define __NR_vfork 190 -#endif - - - .text - .type vfork, @function - .globl vfork - .align 4 - -/* Get rid of the stack modifications (popl/ret) after vfork() success. - * vfork is VERY sneaky. One has to be very careful about what can be done - * between a successful vfork and a a subsequent execve() - */ - -vfork: - /* grab the return address */ - popl %ecx - movl $__NR_vfork, %eax - int $0x80 - cmpl $-129, %eax - jb 1f - negl %eax - pushl %eax - call __set_errno - orl $-1, %eax -1: - jmp *%ecx |