diff options
Diffstat (limited to 'stdlib/exit.c')
| -rw-r--r-- | stdlib/exit.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/stdlib/exit.c b/stdlib/exit.c index b5b85aa26e..1ed1e2521b 100644 --- a/stdlib/exit.c +++ b/stdlib/exit.c @@ -33,14 +33,16 @@ DEFINE_HOOK (__libc_atexit, (void)) void exit (int status) { - const struct exit_function_list *l; - - for (l = __exit_funcs; l != NULL; l = l->next) + /* We do it this way to handle recursive calls to exit () made by + the functions registered with `atexit' and `on_exit'. We call + everyone on the list and use the status value in the last + exit (). */ + for (; __exit_funcs; __exit_funcs = __exit_funcs->next) { - size_t i = l->idx; - while (i-- > 0) + while ((__exit_funcs->idx)-- > 0) { - const struct exit_function *const f = &l->fns[i]; + const struct exit_function *const f = + &__exit_funcs->fns[__exit_funcs->idx]; switch (f->flavor) { case ef_free: |