src/lib/lttng-ust-common/ust-common.c

   1 /*
   2  * SPDX-License-Identifier: LGPL-2.1-only
   3  *
   4  * Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
   5  */
   6
   7 #include <lttng/ust-common.h>
   8
   9 #include "common/logging.h"
  10 #include "common/ust-fd.h"
  11 #include "common/getenv.h"
  12
  13 #include "lib/lttng-ust-common/fd-tracker.h"
  14 #include "lib/lttng-ust-common/clock.h"
  15
  16 /*
  17  * The liblttng-ust-common constructor, initialize the internal shared state.
  18  * Libraries linking on liblttng-ust-common should also call this early in
  19  * their constructor since there is no reliable way to guarantee the execution
  20  * order of constructors across shared library.
  21  */
  22 void lttng_ust_common_ctor(void)
  23 {
  24         /*
  25          * Initialize the shared state of the fd tracker.
  26          */
  27         lttng_ust_fd_tracker_init();
  28
  29         /*
  30          * Initialize the potential user-provided clock plugin.
  31          */
  32         lttng_ust_clock_init();
  33 }
  34
  35 void lttng_ust_common_alloc_tls(void)
  36 {
  37         lttng_ust_fd_tracker_alloc_tls();
  38 }