forked from cory/tildefriends
Cory McWilliams
f421606e21
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4308 ed5197a5-7fde-0310-b194-c3ffbd925b24
113 lines
3.1 KiB
C
113 lines
3.1 KiB
C
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef _WIN32
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include "uv.h"
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#include "task.h"
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void alloc_buffer(uv_handle_t *handle, size_t suggested_size, uv_buf_t* buf)
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{
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static char buffer[1024];
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buf->base = buffer;
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buf->len = sizeof(buffer);
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}
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void read_stdin(uv_stream_t *stream, ssize_t nread, const uv_buf_t* buf)
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{
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if (nread < 0) {
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uv_close((uv_handle_t*)stream, NULL);
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return;
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}
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}
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/*
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* This test is a reproduction of joyent/libuv#1419 .
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*/
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TEST_IMPL(pipe_close_stdout_read_stdin) {
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int r = -1;
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int pid;
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int fd[2];
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int status;
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char buf;
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uv_pipe_t stdin_pipe;
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r = pipe(fd);
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ASSERT(r == 0);
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if ((pid = fork()) == 0) {
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/*
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* Make the read side of the pipe our stdin.
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* The write side will be closed by the parent process.
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*/
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close(fd[1]);
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/* block until write end of pipe is closed */
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r = read(fd[0], &buf, 1);
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ASSERT(-1 <= r && r <= 1);
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close(0);
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r = dup(fd[0]);
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ASSERT(r != -1);
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/* Create a stream that reads from the pipe. */
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r = uv_pipe_init(uv_default_loop(), (uv_pipe_t *)&stdin_pipe, 0);
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ASSERT(r == 0);
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r = uv_pipe_open((uv_pipe_t *)&stdin_pipe, 0);
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ASSERT(r == 0);
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r = uv_read_start((uv_stream_t *)&stdin_pipe, alloc_buffer, read_stdin);
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ASSERT(r == 0);
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/*
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* Because the other end of the pipe was closed, there should
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* be no event left to process after one run of the event loop.
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* Otherwise, it means that events were not processed correctly.
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*/
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ASSERT(uv_run(uv_default_loop(), UV_RUN_NOWAIT) == 0);
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} else {
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/*
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* Close both ends of the pipe so that the child
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* get a POLLHUP event when it tries to read from
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* the other end.
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*/
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close(fd[1]);
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close(fd[0]);
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waitpid(pid, &status, 0);
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ASSERT(WIFEXITED(status) && WEXITSTATUS(status) == 0);
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}
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MAKE_VALGRIND_HAPPY(uv_default_loop());
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return 0;
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}
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#else
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typedef int file_has_no_tests; /* ISO C forbids an empty translation unit. */
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#endif /* ifndef _WIN32 */
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