summaryrefslogtreecommitdiffstats
path: root/testsuites/psxtests/psxeintr_join/init.c
blob: f0810b50a52af2055fe619cc6a6bb648fd844af4 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
/*
 *  COPYRIGHT (c) 1989-2012.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.org/license/LICENSE.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <signal.h>
#include <semaphore.h>
#include <pthread.h>

#include <rtems.h>
#include <tmacros.h>
#include "test_support.h"

const char rtems_test_name[] = "PSXEINTR_JOIN";

#define SIG_SUSPEND SIGUSR1
#define SIG_THR_RESTART SIGUSR2

/* forward declarations to avoid warnings */
void *POSIX_Init(void *argument);
static void print_sig_mask(const char * str);
void GC_suspend_handler(int sig);
void GC_restart_handler(int sig);
void *run(void *arg);

sem_t GC_suspend_ack_sem;

static void print_sig_mask( const char * str )
{
  sigset_t blocked;
  int      i;
  int      status;

  status = pthread_sigmask( SIG_BLOCK, NULL, &blocked );
  rtems_test_assert( status == 0 );

  printf( "%s blocked:\n", str );
  for ( i = 1; i < NSIG; i++) {
    if ( sigismember( &blocked, i ) )
      printf( "%d ", i );
  }
  printf( "\n" );
}

void GC_suspend_handler( int sig )
{
  puts( "run in GC_suspend_handler" );
  sem_post( &GC_suspend_ack_sem );
}

void GC_restart_handler( int sig )
{
  puts( "run in GC_restart_handler" );
}

void *run( void *arg )
{
  int       status;
  pthread_t id = *(pthread_t *)arg;

  print_sig_mask( "New Thread" );

  status = pthread_kill( id, SIG_SUSPEND );
  rtems_test_assert( status == 0 );

  puts( "New Thread: after pthread_kill" );
  status = sem_wait( &GC_suspend_ack_sem );
  rtems_test_assert( status == 0 );

  puts( "New Thread over!" );
  return NULL;
}

void *POSIX_Init( void *arg )
{
  struct sigaction act;
  pthread_t        newThread;
  pthread_t        mainThread;
  int              status;

  TEST_BEGIN();
  status = sem_init( &GC_suspend_ack_sem, 0, 0);
  rtems_test_assert( status == 0 );

  status = sigemptyset( &act.sa_mask );
  rtems_test_assert( status == 0 );

  status = sigaddset( &act.sa_mask, SIG_SUSPEND );
  rtems_test_assert( status == 0 );

  status = pthread_sigmask( SIG_UNBLOCK, &act.sa_mask, NULL );
  rtems_test_assert( status == 0 );

  act.sa_handler = GC_suspend_handler;

  status = sigaction( SIG_SUSPEND, &act, NULL );
  rtems_test_assert( status == 0 );

  act.sa_handler = GC_restart_handler;

  print_sig_mask( "Main Thread" );

  mainThread = pthread_self();
  status = pthread_create( &newThread, NULL, run, &mainThread );
  rtems_test_assert( status == 0 );

  pthread_join( newThread, NULL );
  puts( "Back from pthread_join" );

  TEST_END();
  rtems_test_exit( 0 );

  return NULL;
}

/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER

#define CONFIGURE_POSIX_INIT_THREAD_TABLE
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION

#define CONFIGURE_MAXIMUM_POSIX_THREADS 2

#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* end of file */