1 #include "../../memcheck.h" 2 #include "scalar.h" 3 #include <unistd.h> 4 #include <sched.h> 5 #include <signal.h> 6 #include <sys/shm.h> 7 8 // See memcheck/tests/x86-linux/scalar.c for an explanation of what this test 9 // is doing. 10 11 int main(void) 12 { 13 // uninitialised, but we know px[0] is 0x0 14 long* px = malloc(sizeof(long)); 15 long x0 = px[0]; 16 long res; 17 18 VALGRIND_MAKE_MEM_NOACCESS(0, 0x1000); 19 20 // The nocancel syscalls all use the same wrappers as the corresponding 21 // non-nocancel syscall. This means that if we try to test both in the 22 // same file, the nocancel ones won't result in errors being generated 23 // because errors are too similar. So we test them in this separate file. 24 25 // __NR_read_nocancel 396 26 // __NR_write_nocancel 397 27 // __NR_open_nocancel 398 28 // __NR_close_nocancel 399 29 // __NR_wait4_nocancel 400 30 // __NR_recvmsg_nocancel 401 31 // __NR_sendmsg_nocancel 402 32 // __NR_recvfrom_nocancel 403 33 // __NR_accept_nocancel 404 34 // __NR_msync_nocancel 405 35 // __NR_fcntl_nocancel 406 36 // __NR_select_nocancel 407 37 // __NR_fsync_nocancel 408 38 // __NR_connect_nocancel 409 39 // __NR_sigsuspend_nocancel 410 40 // __NR_readv_nocancel 411 41 // __NR_writev_nocancel 412 42 // __NR_sendto_nocancel 413 43 // __NR_pread_nocancel 414 44 // __NR_pwrite_nocancel 415 45 // __NR_waitid_nocancel 416 46 // __NR_poll_nocancel 417 47 // __NR_msgsnd_nocancel 418 48 // __NR_msgrcv_nocancel 419 49 50 // The error doesn't appear because it's a dup of the one from sem_wait. 51 GO(__NR_sem_wait_nocancel, 420, "1s 0m"); 52 SY(__NR_sem_wait_nocancel, x0); FAIL; 53 54 // __NR_aio_suspend_nocancel 421 55 // __NR___sigwait_nocancel 422 56 // __NR___semwait_signal_nocancel 423 57 58 return 0; 59 } 60 61
