/* * libev win32 compatibility cruft * * Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de> * 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. * * 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. */ #ifdef _WIN32 #include <sys/timeb.h> /* note: the comment below could not be substantiated, but what would I care */ /* MSDN says this is required to handle SIGFPE */ volatile double SIGFPE_REQ = 0.0f; /* oh, the humanity! */ static int ev_pipe (int filedes [2]) { struct sockaddr_in addr = { 0 }; int addr_size = sizeof (addr); SOCKET listener; SOCKET sock [2] = { -1, -1 }; if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) return -1; addr.sin_family = AF_INET; addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK); addr.sin_port = 0; if (bind (listener, (struct sockaddr *)&addr, addr_size)) goto fail; if (getsockname(listener, (struct sockaddr *)&addr, &addr_size)) goto fail; if (listen (listener, 1)) goto fail; if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) goto fail; if (connect (sock[0], (struct sockaddr *)&addr, addr_size)) goto fail; if ((sock[1] = accept (listener, 0, 0)) < 0) goto fail; closesocket (listener); #if EV_SELECT_IS_WINSOCKET filedes [0] = _open_osfhandle (sock [0], 0); filedes [1] = _open_osfhandle (sock [1], 0); #else /* when select isn't winsocket, we also expect socket, connect, accept etc. * to work on fds */ filedes [0] = sock [0]; filedes [1] = sock [1]; #endif return 0; fail: closesocket (listener); if (sock [0] != INVALID_SOCKET) closesocket (sock [0]); if (sock [1] != INVALID_SOCKET) closesocket (sock [1]); return -1; } #undef pipe #define pipe(filedes) ev_pipe (filedes) static int ev_gettimeofday (struct timeval *tv, struct timezone *tz) { struct _timeb tb; _ftime (&tb); tv->tv_sec = (long)tb.time; tv->tv_usec = ((long)tb.millitm) * 1000; return 0; } #undef gettimeofday #define gettimeofday(tv,tz) ev_gettimeofday (tv, tz) #endif