[1094754f] | 1 | /* |
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| 2 | * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. |
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| 3 | * On-Line Applications Research Corporation (OAR). |
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| 4 | * All rights assigned to U.S. Government, 1994. |
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| 5 | * |
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| 6 | * This material may be reproduced by or for the U.S. Government pursuant |
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| 7 | * to the copyright license under the clause at DFARS 252.227-7013. This |
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| 8 | * notice must appear in all copies of this file and its derivatives. |
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| 9 | * |
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| 10 | * $Id$ |
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| 11 | */ |
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| 12 | |
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| 13 | #define CONFIGURE_INIT |
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| 14 | #include "system.h" |
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| 15 | #include <signal.h> |
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[7fb19bb] | 16 | #include <errno.h> |
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[1094754f] | 17 | |
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| 18 | volatile int Signal_occurred; |
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| 19 | volatile int Signal_count; |
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| 20 | |
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| 21 | void Signal_handler( |
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| 22 | int signo |
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| 23 | ) |
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| 24 | { |
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| 25 | Signal_count++; |
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| 26 | printf( |
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| 27 | "Signal: %d caught by 0x%x (%d)\n", |
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| 28 | signo, |
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| 29 | pthread_self(), |
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| 30 | Signal_count |
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| 31 | ); |
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| 32 | Signal_occurred = 1; |
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| 33 | } |
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| 34 | |
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[481d8f8] | 35 | void Signal_info_handler( |
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| 36 | int signo, |
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| 37 | siginfo_t *info, |
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| 38 | void *context |
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| 39 | ) |
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| 40 | { |
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| 41 | Signal_count++; |
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| 42 | printf( |
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| 43 | "Signal_info: %d caught by 0x%x (%d) si_signo= %d si_code= %d value= %d\n", |
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| 44 | signo, |
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| 45 | pthread_self(), |
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| 46 | Signal_count, |
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| 47 | info->si_signo, |
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| 48 | info->si_code, |
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| 49 | info->si_value.sival_int |
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| 50 | ); |
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| 51 | Signal_occurred = 1; |
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| 52 | } |
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| 53 | |
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[1094754f] | 54 | void *POSIX_Init( |
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| 55 | void *argument |
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| 56 | ) |
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| 57 | { |
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| 58 | int status; |
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| 59 | struct sigaction act; |
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| 60 | sigset_t mask; |
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| 61 | sigset_t pending_set; |
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[481d8f8] | 62 | sigset_t oset; |
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[7fb19bb] | 63 | struct timespec timeout; |
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| 64 | siginfo_t info; |
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[1094754f] | 65 | |
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| 66 | puts( "\n\n*** POSIX TEST 4 ***" ); |
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| 67 | |
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| 68 | /* set the time of day, and print our buffer in multiple ways */ |
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| 69 | |
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| 70 | set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 ); |
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| 71 | |
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| 72 | /* get id of this thread */ |
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| 73 | |
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| 74 | Init_id = pthread_self(); |
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| 75 | printf( "Init's ID is 0x%08x\n", Init_id ); |
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| 76 | |
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[481d8f8] | 77 | /* install a signal handler for SIGUSR1 */ |
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[1094754f] | 78 | |
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| 79 | status = sigemptyset( &act.sa_mask ); |
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| 80 | assert( !status ); |
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[481d8f8] | 81 | printf( "Init: sigemptyset - set= 0x%08x\n", act.sa_mask ); |
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| 82 | |
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| 83 | /* test sigfillset following the above sigemptyset */ |
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| 84 | |
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| 85 | status = sigfillset( &act.sa_mask ); |
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| 86 | assert( !status ); |
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| 87 | printf( "Init: sigfillset - set= 0x%08x\n", act.sa_mask ); |
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| 88 | |
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| 89 | /* test sigdelset */ |
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| 90 | |
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| 91 | status = sigdelset( &act.sa_mask, SIGUSR1 ); |
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| 92 | assert( !status ); |
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| 93 | printf( "Init: sigdelset - delete SIGUSR1 set= 0x%08x\n", act.sa_mask ); |
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| 94 | |
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| 95 | /* test sigismember - FALSE */ |
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| 96 | |
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| 97 | status = sigismember( &act.sa_mask, SIGUSR1 ); |
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| 98 | assert( !status ); |
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| 99 | puts( "Init: sigismember - FALSE since SIGUSR1 is not a member" ); |
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| 100 | |
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| 101 | /* test sigismember - TRUE */ |
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| 102 | |
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| 103 | status = sigismember( &act.sa_mask, SIGUSR2 ); |
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| 104 | assert( status ); |
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| 105 | puts( "Init: sigismember - TRUE since SIGUSR2 is a member" ); |
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| 106 | |
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| 107 | /* return the set to empty */ |
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[1094754f] | 108 | |
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| 109 | act.sa_handler = Signal_handler; |
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| 110 | act.sa_flags = 0; |
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| 111 | |
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| 112 | sigaction( SIGUSR1, &act, NULL ); |
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| 113 | |
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| 114 | /* simple signal to process */ |
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| 115 | |
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| 116 | Signal_count = 0; |
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| 117 | Signal_occurred = 0; |
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| 118 | |
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[7fb19bb] | 119 | puts( "Init: send SIGUSR1 to process" ); |
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[1094754f] | 120 | status = kill( getpid(), SIGUSR1 ); |
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| 121 | assert( !status ); |
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| 122 | |
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[481d8f8] | 123 | /* end of install a signal handler for SIGUSR1 */ |
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| 124 | |
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| 125 | Signal_occurred = 0; |
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| 126 | |
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| 127 | /* now block the signal, send it, see if it is pending, and unblock it */ |
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| 128 | |
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| 129 | empty_line(); |
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| 130 | |
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| 131 | status = sigemptyset( &mask ); |
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| 132 | assert( !status ); |
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| 133 | |
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| 134 | status = sigaddset( &mask, SIGUSR1 ); |
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| 135 | assert( !status ); |
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| 136 | |
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[7fb19bb] | 137 | puts( "Init: Block SIGUSR1" ); |
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[481d8f8] | 138 | act.sa_handler = Signal_handler; |
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| 139 | act.sa_flags = 0; |
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| 140 | |
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| 141 | sigaction( SIGUSR1, &act, NULL ); |
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| 142 | |
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| 143 | /* simple signal to process */ |
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| 144 | |
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| 145 | Signal_count = 0; |
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| 146 | Signal_occurred = 0; |
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| 147 | |
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[7fb19bb] | 148 | puts( "Init: send SIGUSR1 to process" ); |
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[481d8f8] | 149 | status = kill( getpid(), SIGUSR1 ); |
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| 150 | assert( !status ); |
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| 151 | |
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[1094754f] | 152 | Signal_occurred = 0; |
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| 153 | |
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| 154 | /* now block the signal, send it, see if it is pending, and unblock it */ |
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| 155 | |
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[ce0f7d95] | 156 | empty_line(); |
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| 157 | |
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[1094754f] | 158 | status = sigemptyset( &mask ); |
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| 159 | assert( !status ); |
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| 160 | |
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| 161 | status = sigaddset( &mask, SIGUSR1 ); |
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| 162 | assert( !status ); |
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| 163 | |
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[7fb19bb] | 164 | puts( "Init: Block SIGUSR1" ); |
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[1094754f] | 165 | status = sigprocmask( SIG_BLOCK, &mask, NULL ); |
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| 166 | assert( !status ); |
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| 167 | |
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| 168 | status = sigpending( &pending_set ); |
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| 169 | assert( !status ); |
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| 170 | printf( "Init: Signals pending 0x%08x\n", pending_set ); |
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| 171 | |
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[7fb19bb] | 172 | puts( "Init: send SIGUSR1 to process" ); |
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[1094754f] | 173 | status = kill( getpid(), SIGUSR1 ); |
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| 174 | assert( !status ); |
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| 175 | |
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| 176 | status = sigpending( &pending_set ); |
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| 177 | assert( !status ); |
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| 178 | printf( "Init: Signals pending 0x%08x\n", pending_set ); |
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| 179 | |
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[7fb19bb] | 180 | puts( "Init: Unblock SIGUSR1" ); |
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[1094754f] | 181 | status = sigprocmask( SIG_UNBLOCK, &mask, NULL ); |
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| 182 | assert( !status ); |
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| 183 | |
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[ce0f7d95] | 184 | /* now let another task get interrupted by a signal */ |
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[1094754f] | 185 | |
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[ce0f7d95] | 186 | empty_line(); |
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[1094754f] | 187 | |
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[7fb19bb] | 188 | puts( "Init: create a thread interested in SIGUSR1" ); |
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[481d8f8] | 189 | status = pthread_create( &Task1_id, NULL, Task_1, NULL ); |
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[1094754f] | 190 | assert( !status ); |
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| 191 | |
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[7fb19bb] | 192 | puts( "Init: Block SIGUSR1" ); |
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[ce0f7d95] | 193 | status = sigprocmask( SIG_BLOCK, &mask, NULL ); |
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| 194 | assert( !status ); |
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| 195 | |
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| 196 | status = sigpending( &pending_set ); |
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| 197 | assert( !status ); |
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| 198 | printf( "Init: Signals pending 0x%08x\n", pending_set ); |
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[1094754f] | 199 | |
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[7fb19bb] | 200 | puts( "Init: sleep so the other task can block" ); |
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[ce0f7d95] | 201 | status = sleep( 1 ); |
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| 202 | assert( !status ); |
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| 203 | |
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| 204 | /* switch to task 1 */ |
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| 205 | |
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[7fb19bb] | 206 | puts( "Init: send SIGUSR1 to process" ); |
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[ce0f7d95] | 207 | status = kill( getpid(), SIGUSR1 ); |
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| 208 | assert( !status ); |
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[1094754f] | 209 | |
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[ce0f7d95] | 210 | status = sigpending( &pending_set ); |
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| 211 | assert( !status ); |
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| 212 | printf( "Init: Signals pending 0x%08x\n", pending_set ); |
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| 213 | |
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[7fb19bb] | 214 | puts( "Init: sleep so the other task can catch signal" ); |
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[ce0f7d95] | 215 | status = sleep( 1 ); |
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| 216 | assert( !status ); |
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[1094754f] | 217 | |
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[ce0f7d95] | 218 | /* switch to task 1 */ |
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[1094754f] | 219 | |
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[ce0f7d95] | 220 | /* test alarm */ |
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| 221 | |
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| 222 | empty_line(); |
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| 223 | |
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| 224 | /* install a signal handler for SIGALRM and unblock it */ |
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| 225 | |
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| 226 | status = sigemptyset( &act.sa_mask ); |
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| 227 | assert( !status ); |
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| 228 | |
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| 229 | act.sa_handler = Signal_handler; |
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| 230 | act.sa_flags = 0; |
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| 231 | |
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| 232 | sigaction( SIGALRM, &act, NULL ); |
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| 233 | |
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| 234 | status = sigemptyset( &mask ); |
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| 235 | assert( !status ); |
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| 236 | |
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| 237 | status = sigaddset( &mask, SIGALRM ); |
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| 238 | assert( !status ); |
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| 239 | |
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[7fb19bb] | 240 | puts( "Init: Unblock SIGALRM" ); |
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[ce0f7d95] | 241 | status = sigprocmask( SIG_UNBLOCK, &mask, NULL ); |
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| 242 | assert( !status ); |
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| 243 | |
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| 244 | /* schedule the alarm */ |
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| 245 | |
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[7fb19bb] | 246 | puts( "Init: Firing alarm in 5 seconds" ); |
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[ce0f7d95] | 247 | status = alarm( 5 ); |
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| 248 | printf( "Init: %d seconds left on previous alarm\n", status ); |
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| 249 | assert( !status ); |
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[1094754f] | 250 | |
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[7fb19bb] | 251 | puts( "Init: Firing alarm in 2 seconds" ); |
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[ce0f7d95] | 252 | status = alarm( 2 ); |
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| 253 | printf( "Init: %d seconds left on previous alarm\n", status ); |
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| 254 | assert( status ); |
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[1094754f] | 255 | |
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[7fb19bb] | 256 | puts( "Init: Wait 4 seconds for alarm" ); |
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[ce0f7d95] | 257 | status = sleep( 4 ); |
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| 258 | printf( "Init: %d seconds left in sleep\n", status ); |
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| 259 | assert( status ); |
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[1094754f] | 260 | |
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[481d8f8] | 261 | /* test SIG_SETMASK case and returning oset of pthread_sigmask */ |
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| 262 | |
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| 263 | empty_line(); |
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| 264 | |
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| 265 | status = sigemptyset( &mask ); |
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| 266 | assert( !status ); |
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| 267 | |
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| 268 | status = sigaddset( &mask, SIGUSR1 ); |
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| 269 | assert( !status ); |
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| 270 | |
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| 271 | status = sigaddset( &mask, SIGUSR2 ); |
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| 272 | assert( !status ); |
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| 273 | |
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[7fb19bb] | 274 | puts( "Init: Block SIGUSR1 and SIGUSR2 only" ); |
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[481d8f8] | 275 | status = pthread_sigmask( SIG_SETMASK, &mask, &oset ); |
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| 276 | printf( "Init: Previous blocked set was 0x%08x\n", oset ); |
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| 277 | assert( !status ); |
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| 278 | |
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| 279 | /* test inquiry about current blocked set with pthread_sigmask */ |
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| 280 | |
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[7fb19bb] | 281 | status = pthread_sigmask( 0, NULL, &oset ); |
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[481d8f8] | 282 | printf( "Init: Current blocked set is 0x%08x\n", oset ); |
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| 283 | assert( !status ); |
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| 284 | |
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| 285 | /* return blocked mask to no signals blocked */ |
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| 286 | |
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| 287 | status = sigemptyset( &mask ); |
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| 288 | assert( !status ); |
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| 289 | |
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[7fb19bb] | 290 | puts( "Init: Unblock all signals" ); |
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[481d8f8] | 291 | status = pthread_sigmask( SIG_SETMASK, &mask, &oset ); |
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| 292 | printf( "Init: Previous blocked set was 0x%08x\n", oset ); |
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| 293 | assert( !status ); |
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| 294 | |
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| 295 | /* test sigsuspend */ |
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| 296 | |
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| 297 | empty_line(); |
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| 298 | |
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[7fb19bb] | 299 | puts( "Init: create a thread to send Init SIGUSR1" ); |
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[481d8f8] | 300 | status = pthread_create( &Task2_id, NULL, Task_2, NULL ); |
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| 301 | assert( !status ); |
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| 302 | |
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| 303 | status = sigemptyset( &mask ); |
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| 304 | assert( !status ); |
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| 305 | |
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[7fb19bb] | 306 | puts( "Init: sigsuspend for any signal" ); |
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[481d8f8] | 307 | status = sigsuspend( &mask ); |
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| 308 | assert( status ); |
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| 309 | printf( "Init: awakended from sigsuspend status=%08d \n", status ); |
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| 310 | |
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| 311 | /* test a SIGINFO case, these are signals sent to a process only */ |
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| 312 | |
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| 313 | empty_line(); |
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| 314 | |
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[7fb19bb] | 315 | puts( "Init: create a thread to sent Process SIGUSR1 with SA_SIGINFO" ); |
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[481d8f8] | 316 | status = pthread_create( &Task3_id, NULL, Task_3, NULL ); |
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| 317 | assert( !status ); |
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| 318 | |
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| 319 | /* set action on SIGUSR1 to an info case */ |
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| 320 | act.sa_handler = Signal_handler; |
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| 321 | act.sa_flags = SA_SIGINFO; |
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| 322 | act.sa_sigaction = Signal_info_handler; |
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| 323 | |
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| 324 | sigaction( SIGUSR1, &act, NULL ); |
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| 325 | |
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[7fb19bb] | 326 | puts( "Init: sleep so the Task_3 can sigqueue SIGUSR1" ); |
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[481d8f8] | 327 | status = sleep( 1 ); |
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| 328 | assert( !status ); |
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| 329 | |
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| 330 | /* switch to task 1 */ |
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| 331 | |
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| 332 | puts( "Init: sigqueue occurred" ); |
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| 333 | |
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| 334 | /* Send SIGUSR1, Task_3 has issued a sigwaitinfo */ |
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| 335 | |
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| 336 | status = sigemptyset( &mask ); |
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| 337 | assert( !status ); |
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| 338 | |
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| 339 | status = sigaddset( &mask, SIGUSR1 ); |
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| 340 | assert( !status ); |
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| 341 | |
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[7fb19bb] | 342 | puts( "Init: Block SIGUSR1" ); |
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[481d8f8] | 343 | status = sigprocmask( SIG_BLOCK, &mask, NULL ); |
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| 344 | assert( !status ); |
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| 345 | |
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[7fb19bb] | 346 | puts( "Init: send SIGUSR1 to process" ); |
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[481d8f8] | 347 | status = kill( getpid(), SIGUSR1 ); |
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| 348 | assert( !status ); |
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| 349 | |
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[7fb19bb] | 350 | puts( "Init: sleep so the Task_3 can receive SIGUSR1" ); |
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[481d8f8] | 351 | status = sleep( 1 ); |
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| 352 | assert( !status ); |
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| 353 | |
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| 354 | /* Send SIGUSR1, Task_3 has issued a sigwait */ |
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| 355 | |
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| 356 | status = sigemptyset( &mask ); |
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| 357 | assert( !status ); |
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| 358 | |
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| 359 | status = sigaddset( &mask, SIGUSR1 ); |
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| 360 | assert( !status ); |
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| 361 | |
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[7fb19bb] | 362 | puts( "Init: Block SIGUSR1" ); |
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[481d8f8] | 363 | status = sigprocmask( SIG_BLOCK, &mask, NULL ); |
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| 364 | assert( !status ); |
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| 365 | |
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[7fb19bb] | 366 | puts( "Init: send SIGUSR1 to process" ); |
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[481d8f8] | 367 | status = kill( getpid(), SIGUSR1 ); |
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| 368 | assert( !status ); |
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| 369 | |
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[7fb19bb] | 370 | puts( "Init: sleep so the Task_3 can receive SIGUSR1" ); |
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[481d8f8] | 371 | status = sleep( 1 ); |
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| 372 | assert( !status ); |
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| 373 | |
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| 374 | /* Send SIGUSR1, Task_3 has issued a sigwaitinfo */ |
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| 375 | |
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| 376 | status = sigemptyset( &mask ); |
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| 377 | assert( !status ); |
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| 378 | |
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| 379 | status = sigaddset( &mask, SIGUSR2 ); |
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| 380 | assert( !status ); |
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| 381 | |
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[7fb19bb] | 382 | puts( "Init: Block SIGUSR2" ); |
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[481d8f8] | 383 | status = sigprocmask( SIG_BLOCK, &mask, NULL ); |
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| 384 | assert( !status ); |
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| 385 | |
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[7fb19bb] | 386 | puts( "Init: send SIGUSR2 to process" ); |
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[481d8f8] | 387 | status = kill( getpid(), SIGUSR2 ); |
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| 388 | assert( !status ); |
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| 389 | |
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[7fb19bb] | 390 | puts( "Init: sleep so the Task_3 can receive SIGUSR2" ); |
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[481d8f8] | 391 | status = sleep( 1 ); |
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| 392 | assert( !status ); |
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| 393 | |
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| 394 | /* Suspend for signal that has already be sent */ |
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| 395 | |
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[7fb19bb] | 396 | puts( "Init: sigsuspend for any signal" ); |
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[481d8f8] | 397 | status = sigsuspend( &mask ); |
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| 398 | assert( status ); |
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| 399 | printf( "Init: awakended from sigsuspend status=%d \n", status ); |
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| 400 | |
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[7fb19bb] | 401 | /* generate error cases for psignal */ |
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| 402 | |
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| 403 | empty_line(); |
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| 404 | |
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| 405 | status = sigemptyset( NULL ); |
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| 406 | if ( status != -1 ) |
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| 407 | printf( "status = %d\n", status ); |
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[e4cc4176] | 408 | assert( errno == EINVAL ); |
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| 409 | puts( "Init: sigemptyset - EINVAL (set invalid)" ); |
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[7fb19bb] | 410 | |
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| 411 | status = sigfillset( NULL ); |
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| 412 | if ( status != -1 ) |
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| 413 | printf( "status = %d\n", status ); |
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[e4cc4176] | 414 | assert( errno == EINVAL ); |
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| 415 | puts( "Init: sigfillset - EINVAL (set invalid)" ); |
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[7fb19bb] | 416 | |
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| 417 | status = sigaddset( NULL, SIGUSR1 ); |
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| 418 | if ( status != -1 ) |
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| 419 | printf( "status = %d\n", status ); |
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[e4cc4176] | 420 | assert( errno == EINVAL ); |
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| 421 | puts( "Init: sigaddset - EINVAL (set invalid)" ); |
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[7fb19bb] | 422 | |
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| 423 | status = sigaddset( &mask, 0 ); |
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| 424 | assert( !status ); |
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| 425 | puts( "Init: sigaddset - SUCCESSFUL (signal = 0)" ); |
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| 426 | |
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| 427 | status = sigaddset( &mask, 999 ); |
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| 428 | if ( status != -1 ) |
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| 429 | printf( "status = %d\n", status ); |
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| 430 | assert( errno == EINVAL ); |
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| 431 | puts( "Init: sigaddset - EINVAL (set invalid)" ); |
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| 432 | |
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| 433 | status = sigdelset( NULL, SIGUSR1 ); |
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| 434 | if ( status != -1 ) |
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| 435 | printf( "status = %d\n", status ); |
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[e4cc4176] | 436 | assert( errno == EINVAL ); |
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| 437 | puts( "Init: sigdelset - EINVAL (set invalid)" ); |
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[7fb19bb] | 438 | |
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| 439 | status = sigdelset( &mask, 0 ); |
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| 440 | assert( !status ); |
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| 441 | puts( "Init: sigdelset - SUCCESSFUL (signal = 0)" ); |
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| 442 | |
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| 443 | status = sigdelset( &mask, 999 ); |
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| 444 | if ( status != -1 ) |
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| 445 | printf( "status = %d\n", status ); |
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| 446 | assert( errno == EINVAL ); |
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| 447 | puts( "Init: sigdelset - EINVAL (set invalid)" ); |
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| 448 | |
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| 449 | status = sigismember( NULL, SIGUSR1 ); |
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| 450 | if ( status != -1 ) |
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| 451 | printf( "status = %d\n", status ); |
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[e4cc4176] | 452 | assert( errno == EINVAL ); |
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| 453 | puts( "Init: sigismember - EINVAL (set invalid)" ); |
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[7fb19bb] | 454 | |
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| 455 | status = sigismember( &mask, 0 ); |
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| 456 | assert( !status ); |
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| 457 | puts( "Init: sigismember - SUCCESSFUL (signal = 0)" ); |
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| 458 | |
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| 459 | status = sigismember( &mask, 999 ); |
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| 460 | if ( status != -1 ) |
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| 461 | printf( "status = %d\n", status ); |
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| 462 | assert( errno == EINVAL ); |
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| 463 | puts( "Init: sigismember - EINVAL (signal invalid)" ); |
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| 464 | |
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| 465 | status = sigaction( 0, &act, 0 ); |
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| 466 | assert( !status ); |
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| 467 | puts( "Init: sigaction - SUCCESSFUL (signal = 0)" ); |
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| 468 | |
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| 469 | status = sigaction( 999, &act, NULL ); |
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| 470 | if ( status != -1 ) |
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| 471 | printf( "status = %d\n", status ); |
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| 472 | assert( errno == EINVAL ); |
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| 473 | puts( "Init: sigaction - EINVAL (signal invalid)" ); |
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| 474 | |
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| 475 | status = sigaction( SIGKILL, &act, NULL ); |
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| 476 | if ( status != -1 ) |
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| 477 | printf( "status = %d\n", status ); |
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| 478 | assert( errno == EINVAL ); |
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| 479 | puts( "Init: sigaction - EINVAL (SIGKILL)" ); |
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| 480 | |
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| 481 | status = pthread_sigmask( SIG_BLOCK, NULL, NULL ); |
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| 482 | if ( status != -1 ) |
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| 483 | printf( "status = %d\n", status ); |
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[e4cc4176] | 484 | assert( errno == EINVAL ); |
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| 485 | puts( "Init: pthread_sigmask - EINVAL (set and oset invalid)" ); |
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[7fb19bb] | 486 | |
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| 487 | status = pthread_sigmask( 999, &pending_set, NULL ); |
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| 488 | if ( status != -1 ) |
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| 489 | printf( "status = %d\n", status ); |
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| 490 | assert( errno == EINVAL ); |
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| 491 | puts( "Init: pthread_sigmask - EINVAL (how invalid)" ); |
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| 492 | |
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| 493 | status = sigpending( NULL ); |
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| 494 | if ( status != -1 ) |
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| 495 | printf( "status = %d\n", status ); |
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[e4cc4176] | 496 | assert( errno == EINVAL ); |
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| 497 | puts( "Init: sigpending - EINVAL (set invalid)" ); |
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[7fb19bb] | 498 | |
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| 499 | timeout.tv_nsec = -1; |
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| 500 | status = sigtimedwait( &mask, &info, &timeout ); |
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| 501 | if ( status != -1 ) |
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| 502 | printf( "status = %d\n", status ); |
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| 503 | assert( errno == EINVAL ); |
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| 504 | puts( "Init: pthread_sigmask - EINVAL (timout->nsec invalid < 0)" ); |
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| 505 | |
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| 506 | timeout.tv_nsec = 0x7fffffff; |
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| 507 | status = sigtimedwait( &mask, &info, &timeout ); |
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| 508 | if ( status != -1 ) |
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| 509 | printf( "status = %d\n", status ); |
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| 510 | assert( errno == EINVAL ); |
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| 511 | puts( "Init: pthread_sigmask - EINVAL (timout->nsec invalid to large)" ); |
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| 512 | |
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| 513 | status = pthread_kill( Init_id, 999 ); |
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| 514 | if ( status != -1 ) |
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| 515 | printf( "status = %d\n", status ); |
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| 516 | assert( errno == EINVAL ); |
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| 517 | puts( "Init: pthread_kill - EINVAL (sig invalid)" ); |
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| 518 | |
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| 519 | status = pthread_kill( 0, SIGUSR1 ); |
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| 520 | if ( status != -1 ) |
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| 521 | printf( "status = %d\n", status ); |
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| 522 | assert( errno == ENOSYS ); |
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| 523 | puts( "Init: pthread_kill - ENOSYS (signal SA_SIGINFO)" ); |
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| 524 | |
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| 525 | status = pthread_kill( 0, SIGUSR2 ); |
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| 526 | if ( status != -1 ) |
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| 527 | printf( "status = %d\n", status ); |
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| 528 | assert( errno == ESRCH ); |
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| 529 | puts( "Init: pthread_kill - ESRCH (signal SA_SIGINFO)" ); |
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| 530 | |
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| 531 | status = pthread_kill( Init_id, 0 ); |
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| 532 | assert( !status ); |
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| 533 | puts( "Init: pthread_kill - SUCCESSFUL (signal = 0)" ); |
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| 534 | |
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| 535 | act.sa_handler = SIG_IGN; |
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| 536 | act.sa_flags = 0; |
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| 537 | sigaction( SIGUSR2, &act, NULL ); |
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| 538 | status = pthread_kill( Init_id, SIGUSR2 ); |
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| 539 | assert( !status ); |
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| 540 | puts( "Init: pthread_kill - SUCCESSFUL (signal = SIG_IGN)" ); |
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| 541 | |
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| 542 | status = kill( 0x7fffffff, SIGUSR1 ); |
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| 543 | if ( status != -1 ) |
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| 544 | printf( "status = %d\n", status ); |
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| 545 | assert( errno == ESRCH ); |
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| 546 | puts( "Init: kill - ESRCH (pid invalid)" ); |
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| 547 | |
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| 548 | status = kill( getpid(), 0 ); |
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| 549 | assert( !status ); |
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| 550 | puts( "Init: kill - SUCCESSFUL (signal = 0)" ); |
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| 551 | |
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[e4cc4176] | 552 | status = kill( getpid(), 999 ); |
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| 553 | if ( status != -1 ) |
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| 554 | printf( "status = %d\n", status ); |
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| 555 | assert( errno == EINVAL ); |
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| 556 | puts( "Init: kill - EINVAL (sig invalid)" ); |
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| 557 | |
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[1094754f] | 558 | /* exit this thread */ |
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| 559 | |
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| 560 | puts( "*** END OF POSIX TEST 4 ***" ); |
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| 561 | exit( 0 ); |
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| 562 | |
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| 563 | return NULL; /* just so the compiler thinks we returned something */ |
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| 564 | } |
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