libuv-svace-build

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/* Copyright libuv project 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 "uv.h"
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#include "task.h"
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#include <string.h>
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#include <unistd.h>
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static uv_loop_t loop;
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static uv_signal_t signal_hdl;
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static uv_pipe_t pipe_hdl;
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static uv_write_t write_req;
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static char* buf;
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static int close_cb_called;
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static void stop_loop_cb(uv_signal_t* signal, int signum) {
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  ASSERT_EQ(signum, SIGPIPE);
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  uv_stop(signal->loop);
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}
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static void signal_cb(uv_signal_t* signal, int signum) {
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  ASSERT(0);
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}
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static void close_cb(uv_handle_t *handle) {
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  close_cb_called++;
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}
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static void write_cb(uv_write_t* req, int status) {
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  ASSERT_NOT_NULL(req);
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  ASSERT_EQ(status, UV_EPIPE);
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  free(buf);
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  uv_close((uv_handle_t *) &pipe_hdl, close_cb);
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  uv_close((uv_handle_t *) &signal_hdl, close_cb);
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}
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TEST_IMPL(signal_pending_on_close) {
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  int pipefds[2];
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  uv_buf_t buffer;
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  int r;
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  ASSERT_OK(uv_loop_init(&loop));
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  ASSERT_OK(uv_signal_init(&loop, &signal_hdl));
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  ASSERT_OK(uv_signal_start(&signal_hdl, signal_cb, SIGPIPE));
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  ASSERT_OK(pipe(pipefds));
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  ASSERT_OK(uv_pipe_init(&loop, &pipe_hdl, 0));
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  ASSERT_OK(uv_pipe_open(&pipe_hdl, pipefds[1]));
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  /* Write data large enough so it needs loop iteration */
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  buf = malloc(1<<24);
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  ASSERT_NOT_NULL(buf);
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  memset(buf, '.', 1<<24);
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  buffer = uv_buf_init(buf, 1<<24);
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  r = uv_write(&write_req, (uv_stream_t *) &pipe_hdl, &buffer, 1, write_cb);
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  ASSERT_OK(r);
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  /* cause a SIGPIPE on write in next iteration */
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  close(pipefds[0]);
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  ASSERT_OK(uv_run(&loop, UV_RUN_DEFAULT));
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  ASSERT_EQ(2, close_cb_called);
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  MAKE_VALGRIND_HAPPY(&loop);
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  return 0;
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}
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TEST_IMPL(signal_close_loop_alive) {
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  ASSERT_OK(uv_loop_init(&loop));
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  ASSERT_OK(uv_signal_init(&loop, &signal_hdl));
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  ASSERT_OK(uv_signal_start(&signal_hdl, stop_loop_cb, SIGPIPE));
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  uv_unref((uv_handle_t*) &signal_hdl);
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  ASSERT_OK(uv_kill(uv_os_getpid(), SIGPIPE));
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  ASSERT_OK(uv_run(&loop, UV_RUN_DEFAULT));
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  uv_close((uv_handle_t*) &signal_hdl, close_cb);
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  ASSERT_EQ(1, uv_loop_alive(&loop));
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  ASSERT_OK(uv_run(&loop, UV_RUN_DEFAULT));
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  ASSERT_EQ(1, close_cb_called);
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  MAKE_VALGRIND_HAPPY(&loop);
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  return 0;
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}
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#endif
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