mirror of
https://github.com/ilyakooo0/urbit.git
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100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/* Copyright (c) 2015, Ben Noordhuis <info@bnoordhuis.nl>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "uv.h"
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#include "task.h"
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#ifdef _WIN32
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TEST_IMPL(pipe_set_non_blocking) {
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RETURN_SKIP("Test not implemented on Windows.");
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}
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#else /* !_WIN32 */
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#include <errno.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/un.h>
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#include <unistd.h>
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struct thread_ctx {
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uv_barrier_t barrier;
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int fd;
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};
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static void thread_main(void* arg) {
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struct thread_ctx* ctx;
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char buf[4096];
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ssize_t n;
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ctx = arg;
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uv_barrier_wait(&ctx->barrier);
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do
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n = read(ctx->fd, buf, sizeof(buf));
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while (n > 0 || (n == -1 && errno == EINTR));
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ASSERT(n == 0);
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}
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TEST_IMPL(pipe_set_non_blocking) {
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struct thread_ctx ctx;
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uv_pipe_t pipe_handle;
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uv_thread_t thread;
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size_t nwritten;
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char data[4096];
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uv_buf_t buf;
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int fd[2];
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int n;
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ASSERT(0 == uv_pipe_init(uv_default_loop(), &pipe_handle, 0));
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ASSERT(0 == socketpair(AF_UNIX, SOCK_STREAM, 0, fd));
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ASSERT(0 == uv_pipe_open(&pipe_handle, fd[0]));
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ASSERT(0 == uv_stream_set_blocking((uv_stream_t*) &pipe_handle, 1));
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ctx.fd = fd[1];
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ASSERT(0 == uv_barrier_init(&ctx.barrier, 2));
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ASSERT(0 == uv_thread_create(&thread, thread_main, &ctx));
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uv_barrier_wait(&ctx.barrier);
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buf.len = sizeof(data);
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buf.base = data;
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memset(data, '.', sizeof(data));
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nwritten = 0;
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while (nwritten < 10 << 20) {
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/* The stream is in blocking mode so uv_try_write() should always succeed
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* with the exact number of bytes that we wanted written.
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*/
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n = uv_try_write((uv_stream_t*) &pipe_handle, &buf, 1);
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ASSERT(n == sizeof(data));
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nwritten += n;
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}
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uv_close((uv_handle_t*) &pipe_handle, NULL);
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ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
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ASSERT(0 == uv_thread_join(&thread));
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ASSERT(0 == close(fd[1])); /* fd[0] is closed by uv_close(). */
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uv_barrier_destroy(&ctx.barrier);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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#endif /* !_WIN32 */
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