1 /* 2 * Copyright (c) 2002, Intel Corporation. All rights reserved. 3 * This file is licensed under the GPL license. For the full content 4 * of this license, see the COPYING file at the top level of this 5 * source tree. 6 * 7 * The munmap() function shall fail if: 8 * [EINVAL] Addresses in the range [addr,addr+len) 9 * are outside the valid range for the 10 * address space of a process. 11 * 12 */ 13 14 #define _XOPEN_SOURCE 600 15 16 #include <pthread.h> 17 #include <stdio.h> 18 #include <stdlib.h> 19 #include <unistd.h> 20 #include <sys/mman.h> 21 #include <sys/types.h> 22 #include <sys/stat.h> 23 #include <sys/wait.h> 24 #include <fcntl.h> 25 #include <string.h> 26 #include <errno.h> 27 #include "posixtest.h" 28 29 #define TNAME "munmap/8-1.c" 30 main(void)31int main(void) 32 { 33 int rc; 34 void *pa; 35 36 /* -1 should be an invalid address */ 37 pa = (void *)-1; 38 rc = munmap(pa, 1); 39 if (rc == -1 && errno == EINVAL) { 40 printf("Got EINVAL\n"); 41 printf("Test PASSED\n"); 42 exit(PTS_PASS); 43 } else { 44 printf("Test FAILED: Expect EINVAL but get: %s\n", 45 strerror(errno)); 46 return PTS_FAIL; 47 } 48 } 49