| /* |
| * Copyright (c) 2002, Intel Corporation. All rights reserved. |
| * Created by: julie.n.fleischer 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 that if O_NONBLOCK is set and the message queue is full, mq_send() |
| * will set errno == EAGAIN (subset of 7-1.c). |
| */ |
| |
| #include <stdio.h> |
| #include <mqueue.h> |
| #include <fcntl.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| #include <string.h> |
| #include <stdint.h> |
| #include <errno.h> |
| #include "posixtest.h" |
| |
| #define NAMESIZE 50 |
| #define MESSAGESIZE 50 |
| |
| #define BUFFER 40 |
| #define MAXMSG 10 |
| |
| int main() |
| { |
| char qname[NAMESIZE]; |
| char msgptr[MESSAGESIZE]; |
| mqd_t queue; |
| struct mq_attr attr; |
| int unresolved=0, failure=0, i, maxreached=0; |
| |
| sprintf(qname, "/mq_send_10-1_%d", getpid()); |
| |
| attr.mq_maxmsg = MAXMSG; |
| attr.mq_msgsize = BUFFER; |
| queue = mq_open(qname, O_CREAT | O_RDWR | O_NONBLOCK, |
| S_IRUSR | S_IWUSR, &attr); |
| if (queue == (mqd_t)-1) { |
| perror("mq_open() did not return success"); |
| return PTS_UNRESOLVED; |
| } |
| |
| for (i=0; i<MAXMSG+1; i++) { |
| sprintf(msgptr, "message %d", i); |
| if (mq_send(queue, msgptr, strlen(msgptr), 1) == -1) { |
| maxreached=1; |
| if (errno != EAGAIN) { |
| printf("mq_send() did not fail on EAGAIN\n"); |
| failure=1; |
| } |
| break; |
| } |
| } |
| |
| if (mq_close(queue) != 0) { |
| perror("mq_close() did not return success"); |
| unresolved=1; |
| } |
| |
| if (mq_unlink(qname) != 0) { |
| perror("mq_unlink() did not return success"); |
| unresolved=1; |
| } |
| |
| if (maxreached==0) { |
| printf("Test inconclusive: Couldn't fill message queue\n"); |
| return PTS_UNRESOLVED; |
| } |
| if (failure==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; |
| } |