From cf92c9d731dc5244ec34a32524dc71046a1cb777 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Wed, 6 Sep 2017 10:03:50 +0200 Subject: vendor --- .../karalabe/hid/libusb/libusb/os/poll_posix.c | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 vendor/github.com/karalabe/hid/libusb/libusb/os/poll_posix.c (limited to 'vendor/github.com/karalabe/hid/libusb/libusb/os/poll_posix.c') diff --git a/vendor/github.com/karalabe/hid/libusb/libusb/os/poll_posix.c b/vendor/github.com/karalabe/hid/libusb/libusb/os/poll_posix.c new file mode 100644 index 0000000..e2f55a5 --- /dev/null +++ b/vendor/github.com/karalabe/hid/libusb/libusb/os/poll_posix.c @@ -0,0 +1,53 @@ +/* + * poll_posix: poll compatibility wrapper for POSIX systems + * Copyright © 2013 RealVNC Ltd. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#include + +#include +#include +#include +#include + +#include "libusbi.h" + +int usbi_pipe(int pipefd[2]) +{ + int ret = pipe(pipefd); + if (ret != 0) { + return ret; + } + ret = fcntl(pipefd[1], F_GETFL); + if (ret == -1) { + usbi_dbg("Failed to get pipe fd flags: %d", errno); + goto err_close_pipe; + } + ret = fcntl(pipefd[1], F_SETFL, ret | O_NONBLOCK); + if (ret != 0) { + usbi_dbg("Failed to set non-blocking on new pipe: %d", errno); + goto err_close_pipe; + } + + return 0; + +err_close_pipe: + usbi_close(pipefd[0]); + usbi_close(pipefd[1]); + return ret; +} -- cgit v1.2.3