1 /* $OpenBSD: ptrace.c,v 1.3 2003/06/11 21:03:10 deraadt Exp $ */
2 /* David Leonard <d@openbsd.org>, 1999. Public domain. */
3
4 #include <sys/types.h>
5 #include <sys/ptrace.h>
6 #include <sys/errno.h>
7
8 int _ptrace(int, pid_t, caddr_t, int);
9
10 int
ptrace(int request,pid_t pid,caddr_t addr,int data)11 ptrace(int request, pid_t pid, caddr_t addr, int data)
12 {
13
14 /* ptrace(2) is documented to clear errno on success: */
15 errno = 0;
16 return (_ptrace(request, pid, addr, data));
17 }
18