1 | /* |
---|
2 | * COPYRIGHT (c) 1989-1999. |
---|
3 | * On-Line Applications Research Corporation (OAR). |
---|
4 | * |
---|
5 | * The license and distribution terms for this file may be |
---|
6 | * found in the file LICENSE in this distribution or at |
---|
7 | * http://www.rtems.com/license/LICENSE. |
---|
8 | * |
---|
9 | * $Id$ |
---|
10 | */ |
---|
11 | |
---|
12 | #define CONFIGURE_INIT |
---|
13 | #include "system.h" |
---|
14 | #include <signal.h> |
---|
15 | #include <unistd.h> |
---|
16 | #include <errno.h> |
---|
17 | typedef void (*sighandler_t)(int); |
---|
18 | sighandler_t signal(int signum, sighandler_t handler); |
---|
19 | extern void _POSIX_signals_Abnormal_termination_handler( int signo ); |
---|
20 | |
---|
21 | volatile int Signal_occurred; |
---|
22 | volatile int Signal_count; |
---|
23 | |
---|
24 | void Signal_handler( |
---|
25 | int signo |
---|
26 | ) |
---|
27 | { |
---|
28 | Signal_count++; |
---|
29 | printf( |
---|
30 | "Signal: %d caught by 0x%x (%d)\n", |
---|
31 | signo, |
---|
32 | pthread_self(), |
---|
33 | Signal_count |
---|
34 | ); |
---|
35 | Signal_occurred = 1; |
---|
36 | } |
---|
37 | |
---|
38 | rtems_timer_service_routine Signal_duringISR_TSR( |
---|
39 | rtems_id ignored_id, |
---|
40 | void *ignored_address |
---|
41 | ) |
---|
42 | { |
---|
43 | int status; |
---|
44 | status = kill( getpid(), SIGUSR1 ); |
---|
45 | } |
---|
46 | |
---|
47 | |
---|
48 | void *POSIX_Init( |
---|
49 | void *argument |
---|
50 | ) |
---|
51 | { |
---|
52 | int status; |
---|
53 | useconds_t result; |
---|
54 | struct sigaction act; |
---|
55 | sigset_t mask; |
---|
56 | |
---|
57 | puts( "\n\n*** POSIX TEST UALARM ***" ); |
---|
58 | |
---|
59 | /* set the time of day, and print our buffer in multiple ways */ |
---|
60 | |
---|
61 | set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 ); |
---|
62 | |
---|
63 | /* get id of this thread */ |
---|
64 | |
---|
65 | Init_id = pthread_self(); |
---|
66 | printf( "Init's ID is 0x%08x\n", Init_id ); |
---|
67 | |
---|
68 | Signal_occurred = 0; |
---|
69 | Signal_count = 0; |
---|
70 | |
---|
71 | /* Validate ualarm is ignored if signal not caught */ |
---|
72 | act.sa_handler = Signal_handler; |
---|
73 | act.sa_flags = 0; |
---|
74 | sigaction( SIGALRM, &act, NULL ); |
---|
75 | puts( "Init: ualarm in 1 us" ); |
---|
76 | sleep(3); |
---|
77 | result = ualarm(1,0); |
---|
78 | status = sleep(10); |
---|
79 | |
---|
80 | /* unblock Signal and see if it happened */ |
---|
81 | status = sigemptyset( &mask ); |
---|
82 | assert( !status ); |
---|
83 | status = sigaddset( &mask, SIGALRM ); |
---|
84 | assert( !status ); |
---|
85 | puts( "Init: Unblock SIGALRM" ); |
---|
86 | status = sigprocmask( SIG_UNBLOCK, &mask, NULL ); |
---|
87 | assert( !status ); |
---|
88 | status = sleep(10); |
---|
89 | |
---|
90 | /* stop ularm */ |
---|
91 | puts( "Init: clear ualarm with 0,0" ); |
---|
92 | result = ualarm(0,0); |
---|
93 | status = sleep(10); |
---|
94 | |
---|
95 | puts( "*** END OF POSIX TEST UALARM ***" ); |
---|
96 | rtems_test_exit(0); |
---|
97 | |
---|
98 | return NULL; /* just so the compiler thinks we returned something */ |
---|
99 | } |
---|