diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/fork.c | 4 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/register-atfork.c | 36 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/unregister-atfork.c | 20 |
3 files changed, 53 insertions, 7 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/fork.c b/nptl/sysdeps/unix/sysv/linux/fork.c index b643f89dfc..eba28064ea 100644 --- a/nptl/sysdeps/unix/sysv/linux/fork.c +++ b/nptl/sysdeps/unix/sysv/linux/fork.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -83,7 +83,7 @@ __libc_fork (void) /* Reset the file list. These are recursive mutexes. */ fresetlockfiles (); - /* We execute this even if the 'fork' call failed. */ + /* Reset locks in the I/O code. */ _IO_list_resetlock (); /* Run the handlers registered for the child. */ diff --git a/nptl/sysdeps/unix/sysv/linux/register-atfork.c b/nptl/sysdeps/unix/sysv/linux/register-atfork.c index af567a0b18..7047d6a72a 100644 --- a/nptl/sysdeps/unix/sysv/linux/register-atfork.c +++ b/nptl/sysdeps/unix/sysv/linux/register-atfork.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -86,3 +86,37 @@ __register_atfork (prepare, parent, child, dso_handle) return 0; } libc_hidden_def (__register_atfork) + + +libc_freeres_fn (free_mem) +{ + /* Get the lock to not conflict with running forks. */ + lll_lock (__fork_lock); + + list_t *runp; + list_t *prevp; + + list_for_each_prev_safe (runp, prevp, &__fork_prepare_list) + { + list_del (runp); + + free (list_entry (runp, struct fork_handler, list)); + } + + list_for_each_prev_safe (runp, prevp, &__fork_parent_list) + { + list_del (runp); + + free (list_entry (runp, struct fork_handler, list)); + } + + list_for_each_prev_safe (runp, prevp, &__fork_child_list) + { + list_del (runp); + + free (list_entry (runp, struct fork_handler, list)); + } + + /* Release the lock. */ + lll_unlock (__fork_lock); +} diff --git a/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c b/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c index 470f80d05c..7b3a785923 100644 --- a/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c +++ b/nptl/sysdeps/unix/sysv/linux/unregister-atfork.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -34,15 +34,27 @@ __unregister_atfork (dso_handle) list_for_each_prev_safe (runp, prevp, &__fork_prepare_list) if (list_entry (runp, struct fork_handler, list)->dso_handle == dso_handle) - list_del (runp); + { + list_del (runp); + + free (list_entry (runp, struct fork_handler, list)); + } list_for_each_prev_safe (runp, prevp, &__fork_parent_list) if (list_entry (runp, struct fork_handler, list)->dso_handle == dso_handle) - list_del (runp); + { + list_del (runp); + + free (list_entry (runp, struct fork_handler, list)); + } list_for_each_prev_safe (runp, prevp, &__fork_child_list) if (list_entry (runp, struct fork_handler, list)->dso_handle == dso_handle) - list_del (runp); + { + list_del (runp); + + free (list_entry (runp, struct fork_handler, list)); + } /* Release the lock. */ lll_unlock (__fork_lock); |