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Diffstat (limited to 'nuttx/examples/pipe/pipe_main.c')
| -rw-r--r-- | nuttx/examples/pipe/pipe_main.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/nuttx/examples/pipe/pipe_main.c b/nuttx/examples/pipe/pipe_main.c deleted file mode 100644 index 97e728eb7..000000000 --- a/nuttx/examples/pipe/pipe_main.c +++ /dev/null @@ -1,197 +0,0 @@ -/**************************************************************************** - * examples/pipe/pipe_main.c - * - * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <sys/stat.h> -#include <stdio.h> -#include <unistd.h> -#include <sched.h> -#include <fcntl.h> -#include <errno.h> - -#include "pipe.h" - -/**************************************************************************** - * Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Types - ****************************************************************************/ - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: user_initialize - ****************************************************************************/ - -void user_initialize(void) -{ -} - -/**************************************************************************** - * Name: user_start - ****************************************************************************/ - -int user_start(int argc, char *argv[]) -{ - int filedes[2]; - int ret; - - /* Test FIFO logic */ - - printf("\nuser_start: Performing FIFO test\n"); - ret = mkfifo(FIFO_PATH1, 0666); - if (ret < 0) - { - fprintf(stderr, "user_start: mkfifo failed with errno=%d\n", errno); - return 1; - } - - /* Open one end of the FIFO for reading and the other end for writing. NOTE: - * the following might not work on most FIFO implementations because the attempt - * to open just one end of the FIFO for writing might block. The NuttX FIFOs block - * only on open for read-only (see interlock_test()). - */ - - filedes[1] = open(FIFO_PATH1, O_WRONLY); - if (filedes[1] < 0) - { - fprintf(stderr, "user_start: Failed to open FIFO %s for writing, errno=%d\n", - FIFO_PATH1, errno); - return 2; - } - - filedes[0] = open(FIFO_PATH1, O_RDONLY); - if (filedes[0] < 0) - { - fprintf(stderr, "user_start: Failed to open FIFO %s for reading, errno=%d\n", - FIFO_PATH1, errno); - if (close(filedes[1]) != 0) - { - fprintf(stderr, "user_start: close failed: %d\n", errno); - } - return 3; - } - - /* Then perform the test using those file descriptors */ - - ret = transfer_test(filedes[0], filedes[1]); - if (close(filedes[0]) != 0) - { - fprintf(stderr, "user_start: close failed: %d\n", errno); - } - if (close(filedes[1]) != 0) - { - fprintf(stderr, "user_start: close failed: %d\n", errno); - } - /* unlink(FIFO_PATH1); fails */ - - if (ret != 0) - { - fprintf(stderr, "user_start: FIFO test FAILED (%d)\n", ret); - return 4; - } - printf("user_start: FIFO test PASSED\n"); - - /* Test PIPE logic */ - - printf("\nuser_start: Performing pipe test\n"); - ret = pipe(filedes); - if (ret < 0) - { - fprintf(stderr, "user_start: pipe failed with errno=%d\n", errno); - return 5; - } - - /* Then perform the test using those file descriptors */ - - ret = transfer_test(filedes[0], filedes[1]); - if (close(filedes[0]) != 0) - { - fprintf(stderr, "user_start: close failed: %d\n", errno); - } - if (close(filedes[1]) != 0) - { - fprintf(stderr, "user_start: close failed: %d\n", errno); - } - - if (ret != 0) - { - fprintf(stderr, "user_start: PIPE test FAILED (%d)\n", ret); - return 6; - } - printf("user_start: PIPE test PASSED\n"); - - /* Perform the FIFO interlock test */ - - printf("\nuser_start: Performing pipe interlock test\n"); - ret = interlock_test(); - if (ret != 0) - { - fprintf(stderr, "user_start: FIFO interlock test FAILED (%d)\n", ret); - return 7; - } - printf("user_start: PIPE interlock test PASSED\n"); - - /* Perform the pipe redirection test */ - - printf("\nuser_start: Performing redirection test\n"); - ret = redirection_test(); - if (ret != 0) - { - fprintf(stderr, "user_start: FIFO redirection test FAILED (%d)\n", ret); - return 7; - } - printf("user_start: PIPE redirection test PASSED\n"); - - fflush(stdout); - return 0; -} |