From 481d8f8fa4f1cb9dfe42bdddff6b478496265f66 Mon Sep 17 00:00:00 2001 From: Mark Johannes Date: Thu, 8 Aug 1996 18:44:09 +0000 Subject: Signal_info_handler: added multiple signal cases to finish out the test --- testsuites/psxtests/psx04/init.c | 220 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 218 insertions(+), 2 deletions(-) (limited to 'testsuites/psxtests/psx04') diff --git a/testsuites/psxtests/psx04/init.c b/testsuites/psxtests/psx04/init.c index 1db88461df..504a750969 100644 --- a/testsuites/psxtests/psx04/init.c +++ b/testsuites/psxtests/psx04/init.c @@ -31,6 +31,25 @@ void Signal_handler( Signal_occurred = 1; } +void Signal_info_handler( + int signo, + siginfo_t *info, + void *context +) +{ + Signal_count++; + printf( + "Signal_info: %d caught by 0x%x (%d) si_signo= %d si_code= %d value= %d\n", + signo, + pthread_self(), + Signal_count, + info->si_signo, + info->si_code, + info->si_value.sival_int + ); + Signal_occurred = 1; +} + void *POSIX_Init( void *argument ) @@ -39,6 +58,7 @@ void *POSIX_Init( struct sigaction act; sigset_t mask; sigset_t pending_set; + sigset_t oset; puts( "\n\n*** POSIX TEST 4 ***" ); @@ -51,10 +71,37 @@ void *POSIX_Init( Init_id = pthread_self(); printf( "Init's ID is 0x%08x\n", Init_id ); - /* install a signal handler for SIGUSR1 */ +/* install a signal handler for SIGUSR1 */ status = sigemptyset( &act.sa_mask ); assert( !status ); + printf( "Init: sigemptyset - set= 0x%08x\n", act.sa_mask ); + + /* test sigfillset following the above sigemptyset */ + + status = sigfillset( &act.sa_mask ); + assert( !status ); + printf( "Init: sigfillset - set= 0x%08x\n", act.sa_mask ); + + /* test sigdelset */ + + status = sigdelset( &act.sa_mask, SIGUSR1 ); + assert( !status ); + printf( "Init: sigdelset - delete SIGUSR1 set= 0x%08x\n", act.sa_mask ); + + /* test sigismember - FALSE */ + + status = sigismember( &act.sa_mask, SIGUSR1 ); + assert( !status ); + puts( "Init: sigismember - FALSE since SIGUSR1 is not a member" ); + + /* test sigismember - TRUE */ + + status = sigismember( &act.sa_mask, SIGUSR2 ); + assert( status ); + puts( "Init: sigismember - TRUE since SIGUSR2 is a member" ); + + /* return the set to empty */ act.sa_handler = Signal_handler; act.sa_flags = 0; @@ -70,6 +117,35 @@ void *POSIX_Init( status = kill( getpid(), SIGUSR1 ); assert( !status ); +/* end of install a signal handler for SIGUSR1 */ + + Signal_occurred = 0; + + /* now block the signal, send it, see if it is pending, and unblock it */ + + empty_line(); + + status = sigemptyset( &mask ); + assert( !status ); + + status = sigaddset( &mask, SIGUSR1 ); + assert( !status ); + + printf( "Init: Block SIGUSR1\n" ); + act.sa_handler = Signal_handler; + act.sa_flags = 0; + + sigaction( SIGUSR1, &act, NULL ); + + /* simple signal to process */ + + Signal_count = 0; + Signal_occurred = 0; + + printf( "Init: send SIGUSR1 to process\n" ); + status = kill( getpid(), SIGUSR1 ); + assert( !status ); + Signal_occurred = 0; /* now block the signal, send it, see if it is pending, and unblock it */ @@ -107,7 +183,7 @@ void *POSIX_Init( empty_line(); printf( "Init: create a thread interested in SIGUSR1\n" ); - status = pthread_create( &Task_id, NULL, Task_1_through_3, NULL ); + status = pthread_create( &Task1_id, NULL, Task_1, NULL ); assert( !status ); printf( "Init: Block SIGUSR1\n" ); @@ -179,6 +255,146 @@ void *POSIX_Init( printf( "Init: %d seconds left in sleep\n", status ); assert( status ); + /* test SIG_SETMASK case and returning oset of pthread_sigmask */ + + empty_line(); + + status = sigemptyset( &mask ); + assert( !status ); + + status = sigaddset( &mask, SIGUSR1 ); + assert( !status ); + + status = sigaddset( &mask, SIGUSR2 ); + assert( !status ); + + printf( "Init: Block SIGUSR1 and SIGUSR2 only\n" ); + status = pthread_sigmask( SIG_SETMASK, &mask, &oset ); + printf( "Init: Previous blocked set was 0x%08x\n", oset ); + assert( !status ); + + /* test inquiry about current blocked set with pthread_sigmask */ + + status = pthread_sigmask( NULL, NULL, &oset ); + printf( "Init: Current blocked set is 0x%08x\n", oset ); + assert( !status ); + + /* return blocked mask to no signals blocked */ + + status = sigemptyset( &mask ); + assert( !status ); + + printf( "Init: Unblock all signals\n" ); + status = pthread_sigmask( SIG_SETMASK, &mask, &oset ); + printf( "Init: Previous blocked set was 0x%08x\n", oset ); + assert( !status ); + + /* test sigsuspend */ + + empty_line(); + + printf( "Init: create a thread to send Init SIGUSR1\n" ); + status = pthread_create( &Task2_id, NULL, Task_2, NULL ); + assert( !status ); + + status = sigemptyset( &mask ); + assert( !status ); + + printf( "Init: sigsuspend for any signal\n" ); + status = sigsuspend( &mask ); + assert( status ); + printf( "Init: awakended from sigsuspend status=%08d \n", status ); + + /* test a SIGINFO case, these are signals sent to a process only */ + + empty_line(); + + printf( "Init: create a thread to sent Process SIGUSR1 with SA_SIGINFO\n" ); + status = pthread_create( &Task3_id, NULL, Task_3, NULL ); + assert( !status ); + + /* set action on SIGUSR1 to an info case */ + act.sa_handler = Signal_handler; + act.sa_flags = SA_SIGINFO; + act.sa_sigaction = Signal_info_handler; + + sigaction( SIGUSR1, &act, NULL ); + + printf( "Init: sleep so the Task_3 can sigqueue SIGUSR1\n" ); + status = sleep( 1 ); + assert( !status ); + + /* switch to task 1 */ + + puts( "Init: sigqueue occurred" ); + + /* Send SIGUSR1, Task_3 has issued a sigwaitinfo */ + + status = sigemptyset( &mask ); + assert( !status ); + + status = sigaddset( &mask, SIGUSR1 ); + assert( !status ); + + printf( "Init: Block SIGUSR1\n" ); + status = sigprocmask( SIG_BLOCK, &mask, NULL ); + assert( !status ); + + printf( "Init: send SIGUSR1 to process\n" ); + status = kill( getpid(), SIGUSR1 ); + assert( !status ); + + printf( "Init: sleep so the Task_3 can receive SIGUSR1\n" ); + status = sleep( 1 ); + assert( !status ); + + /* Send SIGUSR1, Task_3 has issued a sigwait */ + + status = sigemptyset( &mask ); + assert( !status ); + + status = sigaddset( &mask, SIGUSR1 ); + assert( !status ); + + printf( "Init: Block SIGUSR1\n" ); + status = sigprocmask( SIG_BLOCK, &mask, NULL ); + assert( !status ); + + printf( "Init: send SIGUSR1 to process\n" ); + status = kill( getpid(), SIGUSR1 ); + assert( !status ); + + printf( "Init: sleep so the Task_3 can receive SIGUSR1\n" ); + status = sleep( 1 ); + assert( !status ); + + /* Send SIGUSR1, Task_3 has issued a sigwaitinfo */ + + status = sigemptyset( &mask ); + assert( !status ); + + status = sigaddset( &mask, SIGUSR2 ); + assert( !status ); + + printf( "Init: Block SIGUSR2\n" ); + status = sigprocmask( SIG_BLOCK, &mask, NULL ); + assert( !status ); + + printf( "Init: send SIGUSR2 to process\n" ); + status = kill( getpid(), SIGUSR2 ); + assert( !status ); + + printf( "Init: sleep so the Task_3 can receive SIGUSR2\n" ); + status = sleep( 1 ); + assert( !status ); + + /* Suspend for signal that has already be sent */ + + printf( "Init: sigsuspend for any signal\n" ); + status = sigsuspend( &mask ); + assert( status ); + printf( "Init: awakended from sigsuspend status=%d \n", status ); + /* exit this thread */ puts( "*** END OF POSIX TEST 4 ***" ); -- cgit v1.2.3