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Diffstat (limited to '3rdparty/libuv/test/test-eintr-handling.c')
-rw-r--r-- | 3rdparty/libuv/test/test-eintr-handling.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/test-eintr-handling.c b/3rdparty/libuv/test/test-eintr-handling.c new file mode 100644 index 00000000000..1aaf623b789 --- /dev/null +++ b/3rdparty/libuv/test/test-eintr-handling.c @@ -0,0 +1,94 @@ +/* Copyright libuv project contributors. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#include "uv.h" +#include "task.h" + +#ifdef _WIN32 + +TEST_IMPL(eintr_handling) { + RETURN_SKIP("Test not implemented on Windows."); +} + +#else /* !_WIN32 */ + +#include <string.h> +#include <unistd.h> + +static uv_loop_t* loop; +static uv_fs_t read_req; +static uv_buf_t iov; + +static char buf[32]; +static char test_buf[] = "test-buffer\n"; +int pipe_fds[2]; + +struct thread_ctx { + uv_barrier_t barrier; + int fd; +}; + +static void thread_main(void* arg) { + int nwritten; + ASSERT(0 == kill(getpid(), SIGUSR1)); + + do + nwritten = write(pipe_fds[1], test_buf, sizeof(test_buf)); + while (nwritten == -1 && errno == EINTR); + + ASSERT(nwritten == sizeof(test_buf)); +} + +static void sig_func(uv_signal_t* handle, int signum) { + uv_signal_stop(handle); +} + +TEST_IMPL(eintr_handling) { + struct thread_ctx ctx; + uv_thread_t thread; + uv_signal_t signal; + int nread; + + iov = uv_buf_init(buf, sizeof(buf)); + loop = uv_default_loop(); + + ASSERT(0 == uv_signal_init(loop, &signal)); + ASSERT(0 == uv_signal_start(&signal, sig_func, SIGUSR1)); + + ASSERT(0 == pipe(pipe_fds)); + ASSERT(0 == uv_thread_create(&thread, thread_main, &ctx)); + + nread = uv_fs_read(loop, &read_req, pipe_fds[0], &iov, 1, -1, NULL); + + ASSERT(nread == sizeof(test_buf)); + ASSERT(0 == strcmp(buf, test_buf)); + + ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT)); + + ASSERT(0 == close(pipe_fds[0])); + ASSERT(0 == close(pipe_fds[1])); + uv_close((uv_handle_t*) &signal, NULL); + + MAKE_VALGRIND_HAPPY(); + return 0; +} + +#endif /* !_WIN32 */ |