/* * * Copyright 2015, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include <grpc/support/port_platform.h> #ifdef GPR_POSIX_WAKEUP_FD #include <stddef.h> #include "src/core/lib/iomgr/wakeup_fd_pipe.h" #include "src/core/lib/iomgr/wakeup_fd_posix.h" static const grpc_wakeup_fd_vtable *wakeup_fd_vtable = NULL; int grpc_allow_specialized_wakeup_fd = 1; void grpc_wakeup_fd_global_init(void) { if (grpc_allow_specialized_wakeup_fd && grpc_specialized_wakeup_fd_vtable.check_availability()) { wakeup_fd_vtable = &grpc_specialized_wakeup_fd_vtable; } else { wakeup_fd_vtable = &grpc_pipe_wakeup_fd_vtable; } } void grpc_wakeup_fd_global_destroy(void) { wakeup_fd_vtable = NULL; } grpc_error *grpc_wakeup_fd_init(grpc_wakeup_fd *fd_info) { return wakeup_fd_vtable->init(fd_info); } grpc_error *grpc_wakeup_fd_consume_wakeup(grpc_wakeup_fd *fd_info) { return wakeup_fd_vtable->consume(fd_info); } grpc_error *grpc_wakeup_fd_wakeup(grpc_wakeup_fd *fd_info) { return wakeup_fd_vtable->wakeup(fd_info); } void grpc_wakeup_fd_destroy(grpc_wakeup_fd *fd_info) { wakeup_fd_vtable->destroy(fd_info); } #endif /* GPR_POSIX_WAKEUP_FD */