1 files changed, 40 insertions, 0 deletions
diff --git a/libc/misc/pthread/weaks.c b/libc/misc/pthread/weaks.c
new file mode 100644
index 000000000..fb1d85fd7
--- /dev/null
+++ b/libc/misc/pthread/weaks.c
@@ -0,0 +1,40 @@
+/* The weak pthread functions for Linux.
+   Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <libc-internal.h>
+
+/* Weaks for internal library use only.
+ *
+ * We need to define weaks here to cover all the pthread functions that
+ * libc itself will use so that we aren't forced to link libc against
+ * libpthread.  This file is only used in libc.a and since we have
+ * weaks here, they will be automatically overridden by libpthread.a
+ * if it gets linked in.
+ */
+
+static int __pthread_return_0 (void) { return 0; }
+static void __pthread_return_void (void) { return; }
+
+weak_alias (__pthread_return_0, __pthread_mutex_init)
+weak_alias (__pthread_return_0, __pthread_mutex_lock)
+weak_alias (__pthread_return_0, __pthread_mutex_trylock)
+weak_alias (__pthread_return_0, __pthread_mutex_unlock)
+weak_alias (__pthread_return_void, _pthread_cleanup_push_defer)
+weak_alias (__pthread_return_void, _pthread_cleanup_pop_restore)
+