1 /* 2 * Copyright (c) 2018 Otto Moerbeek <otto@drijf.net> 3 * 4 * Permission to use, copy, modify, and distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <err.h> 18 #include <pthread.h> 19 #include <signal.h> 20 #include <stdio.h> 21 #include <stdlib.h> 22 #include <unistd.h> 23 #include <sys/resource.h> 24 25 pthread_cond_t cond; 26 pthread_mutex_t mutex; 27 28 void *p; 29 30 void *m(void *arg) 31 { 32 p = malloc(100000); 33 if (p == NULL) 34 err(1, NULL); 35 return NULL; 36 } 37 38 void *f(void *arg) 39 { 40 free(p); 41 free(p); 42 return NULL; 43 } 44 45 void 46 catch(int x) 47 { 48 _exit(0); 49 } 50 51 int 52 main(void) 53 { 54 const struct rlimit lim = {0, 0}; 55 pthread_t t1, t2; 56 57 /* prevent coredumps */ 58 setrlimit(RLIMIT_CORE, &lim); 59 printf("This test is supposed to print a malloc error\n"); 60 61 signal(SIGABRT, catch); 62 63 if (pthread_create(&t1, NULL, m, NULL)) 64 err(1, "pthread_create"); 65 pthread_join(t1, NULL); 66 67 if (pthread_create(&t2, NULL, f, NULL)) 68 err(1, "pthread_create"); 69 pthread_join(t2, NULL); 70 71 return 1; 72 } 73