1 /* Copyright (C) 2003-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public License as
7 published by the Free Software Foundation; either version 2.1 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If
17 not, see <https://www.gnu.org/licenses/>. */
19 #include <shlib-compat.h>
20 #include "compat-timer.h"
24 #define timer_create_alias __timer_create_new
25 #include <sysdeps/unix/sysv/linux/timer_create.c>
28 versioned_symbol (librt
, __timer_create_new
, timer_create
, GLIBC_2_3_3
);
31 #if SHLIB_COMPAT (librt, GLIBC_2_2, GLIBC_2_3_3)
32 timer_t __compat_timer_list
[OLD_TIMER_MAX
] attribute_hidden
;
36 __timer_create_old (clockid_t clock_id
, struct sigevent
*evp
, int *timerid
)
40 int res
= __timer_create_new (clock_id
, evp
, &newp
);
44 for (i
= 0; i
< OLD_TIMER_MAX
; ++i
)
45 if (__compat_timer_list
[i
] == NULL
46 && ! atomic_compare_and_exchange_bool_acq (&__compat_timer_list
[i
],
53 if (__glibc_unlikely (i
== OLD_TIMER_MAX
))
56 (void) __timer_delete_new (newp
);
64 compat_symbol (librt
, __timer_create_old
, timer_create
, GLIBC_2_2
);