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
|
/*
* COPYRIGHT (c) 1989-2009.
* 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.com/license/LICENSE.
*
* $Id$
*/
#define CONFIGURE_INIT
#include "system.h"
#include <signal.h>
#include <unistd.h>
#include <errno.h>
typedef void (*sighandler_t)(int);
sighandler_t signal(int signum, sighandler_t handler);
extern void _POSIX_signals_Abnormal_termination_handler( int signo );
volatile int Signal_occurred;
volatile int Signal_count;
void Signal_handler(
int signo
)
{
Signal_count++;
printf(
"Signal: %d caught by 0x%" PRIxpthread_t " (%d)\n",
signo,
pthread_self(),
Signal_count
);
Signal_occurred = 1;
}
rtems_timer_service_routine Signal_duringISR_TSR(
rtems_id ignored_id,
void *ignored_address
)
{
int status;
status = kill( getpid(), SIGUSR1 );
}
void *POSIX_Init(
void *argument
)
{
int status;
useconds_t result;
struct sigaction act;
sigset_t mask;
puts( "\n\n*** POSIX TEST UALARM ***" );
/* set the time of day, and print our buffer in multiple ways */
set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 );
/* get id of this thread */
Init_id = pthread_self();
printf( "Init's ID is 0x%08" PRIxpthread_t "\n", Init_id );
Signal_occurred = 0;
Signal_count = 0;
/* Validate ualarm is ignored if signal not caught */
act.sa_handler = Signal_handler;
act.sa_flags = 0;
sigaction( SIGALRM, &act, NULL );
puts( "Init: ualarm in 1 us" );
sleep(3);
result = ualarm(1,0);
status = sleep(10);
/* unblock Signal and see if it happened */
status = sigemptyset( &mask );
rtems_test_assert( !status );
status = sigaddset( &mask, SIGALRM );
rtems_test_assert( !status );
puts( "Init: Unblock SIGALRM" );
status = sigprocmask( SIG_UNBLOCK, &mask, NULL );
rtems_test_assert( !status );
status = sleep(10);
/* stop ularm */
puts( "Init: clear ualarm with 0,0" );
result = ualarm(0,0);
status = sleep(10);
puts( "*** END OF POSIX TEST UALARM ***" );
rtems_test_exit(0);
return NULL; /* just so the compiler thinks we returned something */
}
|
