2 * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
12 #include <sys/ptrace.h>
14 #include "user_util.h"
15 #include "kern_util.h"
17 #include "ptrace_user.h"
19 void do_exec(int old_pid, int new_pid)
21 unsigned long regs[FRAME_SIZE];
23 if((ptrace(PTRACE_ATTACH, new_pid, 0, 0) < 0) ||
24 (ptrace(PTRACE_CONT, new_pid, 0, 0) < 0) ||
25 (waitpid(new_pid, 0, WUNTRACED) < 0))
26 tracer_panic("do_exec failed to attach proc - errno = %d",
29 if(ptrace_getregs(old_pid, regs) < 0)
30 tracer_panic("do_exec failed to get registers - errno = %d",
33 kill(old_pid, SIGKILL);
35 if(ptrace_setregs(new_pid, regs) < 0)
36 tracer_panic("do_exec failed to start new proc - errno = %d",
41 * Overrides for Emacs so that we follow Linus's tabbing style.
42 * Emacs will notice this stuff at the end of the file and automatically
43 * adjust the settings for this buffer only. This must remain at the end
45 * ---------------------------------------------------------------------------
47 * c-file-style: "linux"