LCOV - code coverage report
Current view: top level - lib/gltests - test-thread_create.c (source / functions) Hit Total Coverage
Test: GNU Libidn Lines: 12 14 85.7 %
Date: 2020-07-22 17:53:13 Functions: 2 2 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* Test of gl_thread_create () macro.
       2             :    Copyright (C) 2011-2020 Free Software Foundation, Inc.
       3             : 
       4             :    This program is free software: you can redistribute it and/or modify
       5             :    it under the terms of the GNU General Public License as published by
       6             :    the Free Software Foundation; either version 3 of the License, or
       7             :    (at your option) any later version.
       8             : 
       9             :    This program is distributed in the hope that it will be useful,
      10             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12             :    GNU General Public License for more details.
      13             : 
      14             :    You should have received a copy of the GNU General Public License
      15             :    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      16             : 
      17             : /* Written by Bruno Haible <bruno@clisp.org>, 2011.  */
      18             : 
      19             : #include <config.h>
      20             : 
      21             : #include "glthread/thread.h"
      22             : 
      23             : #include <stdio.h>
      24             : #include <string.h>
      25             : 
      26             : #include "macros.h"
      27             : 
      28             : static gl_thread_t main_thread_before;
      29             : static gl_thread_t main_thread_after;
      30             : static gl_thread_t worker_thread;
      31             : 
      32             : static int dummy;
      33             : static volatile int work_done;
      34             : 
      35             : static void *
      36           1 : worker_thread_func (void *arg)
      37             : {
      38           1 :   work_done = 1;
      39           1 :   return &dummy;
      40             : }
      41             : 
      42             : int
      43           1 : main ()
      44             : {
      45           1 :   main_thread_before = gl_thread_self ();
      46             : 
      47           1 :   if (glthread_create (&worker_thread, worker_thread_func, NULL) == 0)
      48             :     {
      49             :       void *ret;
      50             : 
      51             :       /* Check that gl_thread_self () has the same value before than after the
      52             :          first call to gl_thread_create ().  */
      53           1 :       main_thread_after = gl_thread_self ();
      54           1 :       ASSERT (memcmp (&main_thread_before, &main_thread_after,
      55             :                       sizeof (gl_thread_t))
      56             :               == 0);
      57             : 
      58           1 :       gl_thread_join (worker_thread, &ret);
      59             : 
      60             :       /* Check the return value of the thread.  */
      61           1 :       ASSERT (ret == &dummy);
      62             : 
      63             :       /* Check that worker_thread_func () has finished executing.  */
      64           1 :       ASSERT (work_done);
      65             : 
      66           1 :       return 0;
      67             :     }
      68             :   else
      69             :     {
      70             : #if USE_ISOC_THREADS || USE_POSIX_THREADS || USE_ISOC_AND_POSIX_THREADS || USE_WINDOWS_THREADS
      71           0 :       fputs ("glthread_create failed\n", stderr);
      72           0 :       return 1;
      73             : #else
      74             :       fputs ("Skipping test: multithreading not enabled\n", stderr);
      75             :       return 77;
      76             : #endif
      77             :     }
      78             : }

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