X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Finf-ptrace.c;h=797a70a7ea9a13f4f78f27f8dba3006646d382b1;hb=7f9f62ba187205cd123fd2e96909e6d19ad708eb;hp=301d59d58621720eb018dcf883545e8c6b4ca46e;hpb=b77209e0003218790c76f67c5ee3e5802168ecaa;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/inf-ptrace.c b/gdb/inf-ptrace.c
index 301d59d586..797a70a7ea 100644
--- a/gdb/inf-ptrace.c
+++ b/gdb/inf-ptrace.c
@@ -89,11 +89,14 @@ inf_ptrace_follow_fork (struct target_ops *ops, int follow_child)
       if (ptrace (PT_DETACH, pid, (PTRACE_TYPE_ARG3)1, 0) == -1)
 	perror_with_name (("ptrace"));
 
+      /* Switch inferior_ptid out of the parent's way.  */
+      inferior_ptid = pid_to_ptid (fpid);
+
       /* Delete the parent.  */
-      delete_thread_silent (last_tp->ptid);
+      detach_inferior (pid);
 
       /* Add the child.  */
-      inferior_ptid = pid_to_ptid (fpid);
+      add_inferior (fpid);
       tp = add_thread_silent (inferior_ptid);
 
       tp->step_resume_breakpoint = step_resume_breakpoint;
@@ -111,6 +114,7 @@ inf_ptrace_follow_fork (struct target_ops *ops, int follow_child)
 
       if (ptrace (PT_DETACH, fpid, (PTRACE_TYPE_ARG3)1, 0) == -1)
 	perror_with_name (("ptrace"));
+      detach_inferior (pid);
     }
 
   return 0;
@@ -247,6 +251,8 @@ inf_ptrace_attach (char *args, int from_tty)
 
   inferior_ptid = pid_to_ptid (pid);
 
+  add_inferior (pid);
+
   /* Always add a main thread.  If some target extends the ptrace
      target, it should decorate the ptid later with more info.  */
   add_thread_silent (inferior_ptid);
@@ -307,6 +313,7 @@ inf_ptrace_detach (char *args, int from_tty)
 #endif
 
   inferior_ptid = null_ptid;
+  detach_inferior (pid);
   unpush_target (ptrace_ops_hack);
 }