| /* |
| * Copyright (c) 2004, Intel Corporation. All rights reserved. |
| * Created by: crystal.xiong REMOVE-THIS AT intel DOT com |
| * This file is licensed under the GPL license. For the full content |
| * of this license, see the COPYING file at the top level of this |
| * source tree. |
| |
| * Test pthread_attr_setstack() |
| * |
| * Steps: |
| * 1. Initialize pthread_attr_t object (attr) |
| * 2. Make the stackaddr not be aligned to be used as a stack |
| * 3. Make stackaddr+stacksize to be lack of alignment |
| */ |
| |
| #include <pthread.h> |
| #include <limits.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #include <sys/param.h> |
| #include <errno.h> |
| #include <unistd.h> |
| #include "posixtest.h" |
| |
| #define TEST "7-1" |
| #define FUNCTION "pthread_attr_setstack" |
| #define ERROR_PREFIX "unexpected error: " FUNCTION " " TEST ": " |
| |
| #define OFFSET 0x7 |
| |
| static void *stack_addr; |
| size_t stack_size; |
| |
| void *thread_func() |
| { |
| pthread_exit(0); |
| return NULL; |
| } |
| int main() |
| { |
| pthread_attr_t attr; |
| int rc; |
| |
| /* Initialize attr */ |
| rc = pthread_attr_init(&attr); |
| if (rc != 0) { |
| perror(ERROR_PREFIX "pthread_attr_init"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| /* Get the default stack_addr and stack_size value */ |
| rc = pthread_attr_getstack(&attr, &stack_addr, &stack_size); |
| if (rc != 0) { |
| perror(ERROR_PREFIX "pthread_attr_getstack"); |
| exit(PTS_UNRESOLVED); |
| } |
| /* printf("stack_addr = %p, stack_size = %u\n", stack_addr, stack_size); */ |
| |
| stack_size = PTHREAD_STACK_MIN; |
| |
| if (posix_memalign (&stack_addr, sysconf(_SC_PAGE_SIZE), |
| stack_size) != 0) |
| { |
| perror (ERROR_PREFIX "out of memory while " |
| "allocating the stack memory"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| stack_addr = stack_addr + OFFSET; |
| /* printf("stack_addr = %p, stack_size = %u\n", stack_addr, stack_size); */ |
| rc = pthread_attr_setstack(&attr, stack_addr, stack_size); |
| if (rc != EINVAL) { |
| printf("The function didn't fail when stackaddr " |
| "lacks proper alignment\n"); |
| } |
| |
| stack_addr = stack_addr + OFFSET; |
| stack_size = PTHREAD_STACK_MIN + OFFSET; |
| /* printf("stack_addr = %p, stack_size = %u\n", stack_addr, stack_size); */ |
| rc = pthread_attr_setstack(&attr, stack_addr, stack_size); |
| if (rc != EINVAL) { |
| printf("The function didn't fail when (stackaddr + stacksize) " |
| "lacks proper alignment\n"); |
| } |
| |
| rc = pthread_attr_destroy(&attr); |
| if (rc != 0) |
| { |
| perror(ERROR_PREFIX "pthread_attr_destroy"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| printf("Test PASSED\n"); |
| return PTS_PASS; |
| } |