| /* |
| * Copyright (c) 2003, 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. |
| */ |
| |
| /* |
| * mq_timedreceive() test plan: |
| * mq_timedreceive() will fail with ETIMEDOUT when O_NONBLOCK is not |
| * set and no message arrived before the timout expired. |
| * |
| */ |
| |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <sys/wait.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <mqueue.h> |
| #include <signal.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <time.h> |
| #include <unistd.h> |
| #include "posixtest.h" |
| |
| #define TEST "18-1" |
| #define FUNCTION "mq_timedreceive" |
| #define ERROR_PREFIX "unexpected error: " FUNCTION " " TEST ": " |
| |
| #define NAMESIZE 50 |
| #define BUFFER 40 |
| #define TIMEOUT 3 |
| |
| int blocking; |
| void exit_handler(int signo) |
| { |
| printf("FAIL: the case is blocking, exit anyway\n"); |
| blocking = 1; |
| return; |
| } |
| |
| int main() |
| { |
| char mqname[NAMESIZE], msgrv[BUFFER]; |
| mqd_t mqdes; |
| struct timespec ts; |
| pid_t pid; |
| struct mq_attr attr; |
| int unresolved = 0, failure = 0; |
| |
| sprintf(mqname, "/" FUNCTION "_" TEST "_%d", getpid()); |
| |
| attr.mq_msgsize = BUFFER; |
| attr.mq_maxmsg = BUFFER; |
| mqdes = mq_open(mqname, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR, &attr); |
| if (mqdes == (mqd_t) - 1) { |
| perror(ERROR_PREFIX "mq_open"); |
| unresolved = 1; |
| } |
| pid = fork(); |
| if (pid != 0) { |
| /* Parent process */ |
| struct sigaction act; |
| act.sa_handler = exit_handler; |
| act.sa_flags = 0; |
| sigemptyset(&act.sa_mask); |
| sigaction(SIGABRT, &act, 0); |
| |
| ts.tv_sec = time(NULL) + TIMEOUT; |
| ts.tv_nsec = 0; |
| if (mq_timedreceive(mqdes, msgrv, BUFFER, NULL, &ts) == -1) { |
| if (ETIMEDOUT != errno) { |
| printf("errno != ETIMEDOUT\n"); |
| failure = 1; |
| } |
| } else { |
| printf("FAIL: mq_timedreceive() succeed unexpectly\n"); |
| failure = 1; |
| } |
| /* parent is not blocking on mq_timedreceive, kill child */ |
| kill(pid, SIGABRT); |
| if (mq_close(mqdes) != 0) { |
| perror(ERROR_PREFIX "mq_close"); |
| unresolved = 1; |
| } |
| if (mq_unlink(mqname) != 0) { |
| perror(ERROR_PREFIX "mq_unlink"); |
| unresolved = 1; |
| } |
| if (failure == 1 || blocking == 1) { |
| printf("Test FAILED\n"); |
| return PTS_FAIL; |
| } |
| if (unresolved == 1) { |
| printf("Test UNRESOLVED\n"); |
| return PTS_UNRESOLVED; |
| } |
| |
| printf("Test PASSED\n"); |
| return PTS_PASS; |
| } else { |
| sleep(TIMEOUT + 3); /* Parent is probably blocking, |
| send a signal to let it abort */ |
| kill(getppid(), SIGABRT); |
| return 0; |
| } |
| } |