diff options
Diffstat (limited to 'ports/linux/newclone/guts/clone.c')
| -rw-r--r-- | ports/linux/newclone/guts/clone.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/ports/linux/newclone/guts/clone.c b/ports/linux/newclone/guts/clone.c index 4b65036..ee6fc09 100644 --- a/ports/linux/newclone/guts/clone.c +++ b/ports/linux/newclone/guts/clone.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008-2010 Wind River Systems; see + * Copyright (c) 2008-2011 Wind River Systems; see * guts/COPYRIGHT for information. * * static int @@ -8,18 +8,23 @@ */ /* because clone() doesn't actually continue in this function, we * can't check the return and fix up environment variables in the - * child. Instead, we have to temporarily do any fixup, then possibly - * undo it later. UGH! + * child. Instead, we have to create an intermediate function, + * wrap_clone_child, which does this fix up. */ - pseudo_debug(1, "client resetting for clone(2) call\n"); - pseudo_setupenv(); - if (!pseudo_get_value("PSEUDO_UNLOAD")) { - pseudo_reinit_libpseudo(); - } else { - pseudo_dropenv(); - } + + struct clone_args * myargs = malloc(sizeof(struct clone_args)); + + myargs->fn = fn; + myargs->flags = flags; + myargs->arg = arg; + /* call the real syscall */ - rc = (*real_clone)(fn, child_stack, flags, arg, pid, tls, ctid); + rc = (*real_clone)(wrap_clone_child, child_stack, flags, myargs, pid, tls, ctid); + + /* If we're not sharing memory, we need to free myargs in the parent */ + if (!(flags & CLONE_VM)) + free(myargs); + /* ... * return rc; * } |