tests/unit/test_build.c

   1 // SPDX-FileCopyrightText: 2021 Simon Marchi <simon.marchi@efficios.com>
   2 //
   3 // SPDX-License-Identifier: GPL-2.0-or-later
   4
   5 /*
   6  * This file is meant to verify that headers are compatible with both C and
   7  * C++.  It includes all exported headers and is compiled as C and C++ source.
   8  */
   9
  10 #ifndef DYNAMIC_LINK_TEST
  11 # define _LGPL_SOURCE
  12 #endif
  13
  14 #include <urcu/arch.h>
  15 #include <urcu/call-rcu.h>
  16 #include <urcu/cds.h>
  17 #include <urcu/compiler.h>
  18 #include <urcu/debug.h>
  19 #include <urcu/defer.h>
  20 #include <urcu/flavor.h>
  21 #include <urcu/futex.h>
  22 #include <urcu/hlist.h>
  23 #include <urcu/lfstack.h>
  24 #include <urcu/list.h>
  25 #include <urcu/pointer.h>
  26 #include <urcu/rcuhlist.h>
  27 #include <urcu/rculfhash.h>
  28 #include <urcu/rculfqueue.h>
  29 #include <urcu/rculfstack.h>
  30 #include <urcu/rculist.h>
  31 #include <urcu/ref.h>
  32 #include <urcu/syscall-compat.h>
  33 #include <urcu/system.h>
  34 #include <urcu/tls-compat.h>
  35 #include <urcu/uatomic.h>
  36 #include <urcu/urcu-bp.h>
  37 #include <urcu/urcu.h>
  38 #include <urcu/urcu-mb.h>
  39 #include <urcu/urcu-memb.h>
  40 #include <urcu/urcu-qsbr.h>
  41 #include <urcu/wfcqueue.h>
  42 #include <urcu/wfqueue.h>
  43 #include <urcu/wfstack.h>
  44
  45 #include "tap.h"
  46
  47 struct my_tls_struct {
  48         int int1;
  49         char char1;
  50         void *void1;
  51 };
  52
  53 static DEFINE_URCU_TLS(int, my_tls_int);
  54 static DEFINE_URCU_TLS(struct my_tls_struct, my_tls_struct);
  55
  56 static void test_lfstack(void)
  57 {
  58         struct cds_lfs_stack s;
  59
  60         cds_lfs_init(&s);
  61         ok(cds_lfs_empty(&s), "cds_lfs_empty");
  62 }
  63
  64 static void test_wfstack(void)
  65 {
  66         struct cds_wfs_stack s;
  67
  68         cds_wfs_init(&s);
  69         ok(cds_wfs_empty(&s), "cds_lfs_empty");
  70 }
  71
  72 static void test_wfcqueue(void)
  73 {
  74         struct cds_wfcq_head head;
  75         struct cds_wfcq_tail tail;
  76
  77         cds_wfcq_init(&head, &tail);
  78         ok(cds_wfcq_empty(&head, &tail), "cds_wfcq_empty");
  79 }
  80
  81 static
  82 void test_build_cds_list_head_init(void)
  83 {
  84         /* Test that the CDS_LIST_HEAD_INIT macro builds correctly.  */
  85         struct struct_with_list {
  86                 struct cds_list_head head;
  87         };
  88
  89         struct struct_with_list list = {
  90                 .head = CDS_LIST_HEAD_INIT(list.head),
  91         };
  92 }
  93
  94 static
  95 void test_urcu_tls(void)
  96 {
  97         URCU_TLS(my_tls_int) = 1;
  98         URCU_TLS(my_tls_struct).int1 = 1;
  99         URCU_TLS(my_tls_struct).char1 = 'a';
 100         URCU_TLS(my_tls_struct).void1 = NULL;
 101 }
 102
 103 struct an_opaque_struct;
 104 struct a_clear_struct
 105 {
 106         int x;
 107 };
 108
 109 static
 110 void test_build_rcu_dereference(void)
 111 {
 112         static struct an_opaque_struct *opaque = NULL;
 113         static struct an_opaque_struct *const opaque_const = NULL;
 114         static struct a_clear_struct *clear = NULL;
 115         static struct a_clear_struct *const clear_const = NULL;
 116
 117         (void) rcu_dereference(opaque);
 118         (void) rcu_dereference(opaque_const);
 119         (void) rcu_dereference(clear);
 120         (void) rcu_dereference(clear_const);
 121 }
 122
 123 int main(void)
 124 {
 125         plan_tests(3);
 126
 127         test_lfstack();
 128         test_wfstack();
 129         test_wfcqueue();
 130         test_build_cds_list_head_init();
 131         test_urcu_tls();
 132         test_build_rcu_dereference();
 133
 134         return exit_status();
 135 }