mirror of https://gitee.com/bigwinds/arangodb
491 lines
14 KiB
C
491 lines
14 KiB
C
/* =========================================================================
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czmq_prelude.h - CZMQ environment
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-------------------------------------------------------------------------
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Copyright (c) 1991-2011 iMatix Corporation <www.imatix.com>
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Copyright other contributors as noted in the AUTHORS file.
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This file is part of CZMQ, the high-level C binding for 0MQ:
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http://czmq.zeromq.org.
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This is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or (at
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your option) any later version.
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This software is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this program. If not, see
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<http://www.gnu.org/licenses/>.
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=========================================================================
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*/
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#ifndef __CZMQ_PRELUDE_H_INCLUDED__
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#define __CZMQ_PRELUDE_H_INCLUDED__
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//- Always include ZeroMQ header file ---------------------------------------
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#include "zmq.h"
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// Older libzmq APIs will be missing some aspects of libzmq/3.0
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#ifndef ZMQ_ROUTER
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# define ZMQ_ROUTER ZMQ_XREP
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#endif
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#ifndef ZMQ_DEALER
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# define ZMQ_DEALER ZMQ_XREQ
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#endif
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#ifndef ZMQ_DONTWAIT
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# define ZMQ_DONTWAIT ZMQ_NOBLOCK
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#endif
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#ifndef ZMQ_XSUB
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# error "please upgrade to latest stable libzmq from http://zeromq.org"
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#endif
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#if ZMQ_VERSION_MAJOR == 2
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# if ZMQ_VERSION_MINOR == 0 \
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|| (ZMQ_VERSION_MINOR == 1 && ZMQ_VERSION_PATCH < 7)
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# error "CZMQ requires at least libzmq/2.1.7 stable"
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# endif
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# define zmq_sendmsg zmq_send
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# define zmq_recvmsg zmq_recv
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# define ZMQ_POLL_MSEC 1000 // zmq_poll is usec
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#elif ZMQ_VERSION_MAJOR == 3 || ZMQ_VERSION_MAJOR == 4
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# define ZMQ_POLL_MSEC 1 // zmq_poll is msec
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#endif
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//- Establish the compiler and computer system ------------------------------
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/*
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* Defines zero or more of these symbols, for use in any non-portable
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* code:
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*
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* __WINDOWS__ Microsoft C/C++ with Windows calls
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* __MSDOS__ System is MS-DOS (set if __WINDOWS__ set)
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* __VMS__ System is VAX/VMS or Alpha/OpenVMS
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* __UNIX__ System is UNIX
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* __OS2__ System is OS/2
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*
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* __IS_32BIT__ OS/compiler is 32 bits
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* __IS_64BIT__ OS/compiler is 64 bits
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*
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* When __UNIX__ is defined, we also define exactly one of these:
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*
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* __UTYPE_AUX Apple AUX
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* __UTYPE_BEOS BeOS
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* __UTYPE_BSDOS BSD/OS
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* __UTYPE_DECALPHA Digital UNIX (Alpha)
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* __UTYPE_IBMAIX IBM RS/6000 AIX
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* __UTYPE_FREEBSD FreeBSD
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* __UTYPE_HPUX HP/UX
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* __UTYPE_ANDROID Android
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* __UTYPE_LINUX Linux
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* __UTYPE_MIPS MIPS (BSD 4.3/System V mixture)
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* __UTYPE_NETBSD NetBSD
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* __UTYPE_NEXT NeXT
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* __UTYPE_OPENBSD OpenBSD
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* __UTYPE_OSX Apple Macintosh OS X
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* __UTYPE_QNX QNX
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* __UTYPE_IRIX Silicon Graphics IRIX
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* __UTYPE_SINIX SINIX-N (Siemens-Nixdorf Unix)
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* __UTYPE_SUNOS SunOS
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* __UTYPE_SUNSOLARIS Sun Solaris
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* __UTYPE_UNIXWARE SCO UnixWare
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* ... these are the ones I know about so far.
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* __UTYPE_GENERIC Any other UNIX
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*
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* When __VMS__ is defined, we may define one or more of these:
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*
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* __VMS_XOPEN Supports XOPEN functions
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*/
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#if (defined (__64BIT__) || defined (__x86_64__))
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# define __IS_64BIT__ // May have 64-bit OS/compiler
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#else
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# define __IS_32BIT__ // Else assume 32-bit OS/compiler
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#endif
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#if (defined WIN32 || defined _WIN32)
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# undef __WINDOWS__
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# define __WINDOWS__
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# undef __MSDOS__
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# define __MSDOS__
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#endif
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#if (defined WINDOWS || defined _WINDOWS || defined __WINDOWS__)
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# undef __WINDOWS__
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# define __WINDOWS__
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# undef __MSDOS__
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# define __MSDOS__
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# if _MSC_VER == 1500
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# ifndef _CRT_SECURE_NO_DEPRECATE
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# define _CRT_SECURE_NO_DEPRECATE 1
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# endif
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# pragma warning(disable: 4996)
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# endif
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#endif
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// MSDOS Microsoft C
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// _MSC_VER Microsoft C
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#if (defined (MSDOS) || defined (_MSC_VER))
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# undef __MSDOS__
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# define __MSDOS__
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# if (defined (_DEBUG) && !defined (DEBUG))
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# define DEBUG
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# endif
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#endif
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#if (defined (__EMX__) && defined (__i386__))
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# undef __OS2__
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# define __OS2__
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#endif
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// VMS VAX C (VAX/VMS)
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// __VMS Dec C (Alpha/OpenVMS)
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// __vax__ gcc
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#if (defined (VMS) || defined (__VMS) || defined (__vax__))
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# undef __VMS__
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# define __VMS__
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# if (__VMS_VER >= 70000000)
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# define __VMS_XOPEN
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# endif
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#endif
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// Try to define a __UTYPE_xxx symbol...
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// unix SunOS at least
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// __unix__ gcc
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// _POSIX_SOURCE is various UNIX systems, maybe also VAX/VMS
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#if (defined (unix) || defined (__unix__) || defined (_POSIX_SOURCE))
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# if (!defined (__VMS__))
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# undef __UNIX__
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# define __UNIX__
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# if (defined (__alpha)) // Digital UNIX is 64-bit
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# undef __IS_32BIT__
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# define __IS_64BIT__
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# define __UTYPE_DECALPHA
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# endif
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# endif
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#endif
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#if (defined (_AUX))
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# define __UTYPE_AUX
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# define __UNIX__
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#elif (defined (__BEOS__))
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# define __UTYPE_BEOS
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# define __UNIX__
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#elif (defined (__hpux))
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# define __UTYPE_HPUX
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# define __UNIX__
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# define _INCLUDE_HPUX_SOURCE
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# define _INCLUDE_XOPEN_SOURCE
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# define _INCLUDE_POSIX_SOURCE
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#elif (defined (_AIX) || defined (AIX))
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# define __UTYPE_IBMAIX
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# define __UNIX__
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#elif (defined (BSD) || defined (bsd))
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# define __UTYPE_BSDOS
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# define __UNIX__
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#elif (defined (APPLE) || defined (__APPLE__))
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# define __UTYPE_GENERIC
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# define __UNIX__
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#elif (defined (__ANDROID__))
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# define __UTYPE_ANDROID
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# define __UNIX__
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#elif (defined (LINUX) || defined (linux))
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# define __UTYPE_LINUX
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# define __UNIX__
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# ifndef __NO_CTYPE
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# define __NO_CTYPE // Suppress warnings on tolower()
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# endif
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#elif (defined (Mips))
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# define __UTYPE_MIPS
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# define __UNIX__
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#elif (defined (FreeBSD) || defined (__FreeBSD__))
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# define __UTYPE_FREEBSD
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# define __UNIX__
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#elif (defined (NetBSD) || defined (__NetBSD__))
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# define __UTYPE_NETBSD
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# define __UNIX__
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#elif (defined (OpenBSD) || defined (__OpenBSD__))
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# define __UTYPE_OPENBSD
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# define __UNIX__
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#elif (defined (NeXT))
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# define __UTYPE_NEXT
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# define __UNIX__
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#elif (defined (__QNX__))
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# define __UTYPE_QNX
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# define __UNIX__
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#elif (defined (sgi))
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# define __UTYPE_IRIX
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# define __UNIX__
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#elif (defined (sinix))
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# define __UTYPE_SINIX
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# define __UNIX__
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#elif (defined (SOLARIS) || defined (__SRV4))
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# define __UTYPE_SUNSOLARIS
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# define __UNIX__
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#elif (defined (SUNOS) || defined (SUN) || defined (sun))
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# define __UTYPE_SUNOS
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# define __UNIX__
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#elif (defined (__USLC__) || defined (UnixWare))
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# define __UTYPE_UNIXWARE
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# define __UNIX__
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#elif (defined (__CYGWIN__))
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# define __UTYPE_CYGWIN
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# define __UNIX__
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#elif (defined (__UNIX__))
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# define __UTYPE_GENERIC
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#endif
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//- Standard ANSI include files ---------------------------------------------
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#include <ctype.h>
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#include <limits.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <string.h>
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#include <time.h>
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#include <errno.h>
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#include <float.h>
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#include <math.h>
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#include <signal.h>
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#include <setjmp.h>
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#include <assert.h>
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//- System-specific include files -------------------------------------------
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#if (defined (__MSDOS__))
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# if (defined (__WINDOWS__))
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# if (!defined (FD_SETSIZE))
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# define FD_SETSIZE 1024 // Max. filehandles/sockets
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# endif
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# include <direct.h>
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# include <windows.h>
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# include <winsock.h>
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# include <process.h>
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# endif
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# include <malloc.h>
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# include <dos.h>
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# include <io.h>
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# include <fcntl.h>
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# include <sys/types.h>
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# include <sys/stat.h>
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# include <sys/utime.h>
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# include <share.h>
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# if _MSC_VER == 1500
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# ifndef _CRT_SECURE_NO_DEPRECATE
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# define _CRT_SECURE_NO_DEPRECATE 1
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# endif
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# pragma warning(disable: 4996)
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# endif
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#endif
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#if (defined (__UNIX__))
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# include <fcntl.h>
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# include <netdb.h>
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# include <unistd.h>
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# include <pthread.h>
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# include <dirent.h>
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# include <pwd.h>
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# include <grp.h>
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# include <utime.h>
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# include <syslog.h>
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# include <inttypes.h>
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# include <sys/types.h>
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# include <sys/param.h>
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# include <sys/socket.h>
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# include <sys/time.h>
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# include <sys/stat.h>
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# include <sys/ioctl.h>
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# include <sys/file.h>
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# include <sys/wait.h>
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# include <netinet/in.h> // Must come before arpa/inet.h
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# if (!defined (__UTYPE_ANDROID))
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# include <ifaddrs.h>
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# endif
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# if (!defined (__UTYPE_BEOS))
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# include <arpa/inet.h>
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# if (!defined (TCP_NODELAY))
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# include <netinet/tcp.h>
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# endif
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# endif
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# if (defined (__UTYPE_IBMAIX) || defined(__UTYPE_QNX))
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# include <sys/select.h>
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# endif
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# if (defined (__UTYPE_BEOS))
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# include <NetKit.h>
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# endif
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# if ((defined (_XOPEN_REALTIME) && (_XOPEN_REALTIME >= 1)) || \
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(defined (_POSIX_VERSION) && (_POSIX_VERSION >= 199309L)))
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# include <sched.h>
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# endif
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# if (defined (__UTYPE_OSX))
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# include <crt_externs.h> /* For _NSGetEnviron() */
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# endif
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#endif
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#if (defined (__VMS__))
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# if (!defined (vaxc))
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# include <fcntl.h> // Not provided by Vax C
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# endif
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# include <netdb.h>
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# include <unistd.h>
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# include <pthread.h>
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# include <unixio.h>
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# include <unixlib.h>
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# include <types.h>
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# include <file.h>
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# include <socket.h>
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# include <dirent.h>
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# include <time.h>
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# include <pwd.h>
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# include <stat.h>
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# include <in.h>
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# include <inet.h>
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#endif
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#if (defined (__OS2__))
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# include <sys/types.h> // Required near top
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# include <fcntl.h>
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# include <malloc.h>
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# include <netdb.h>
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# include <unistd.h>
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# include <pthread.h>
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# include <dirent.h>
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# include <pwd.h>
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# include <grp.h>
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# include <io.h>
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# include <process.h>
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# include <sys/param.h>
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# include <sys/socket.h>
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# include <sys/select.h>
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# include <sys/time.h>
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# include <sys/stat.h>
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# include <sys/ioctl.h>
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# include <sys/file.h>
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# include <sys/wait.h>
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# include <netinet/in.h> // Must come before arpa/inet.h
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# include <arpa/inet.h>
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# include <utime.h>
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# if (!defined (TCP_NODELAY))
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# include <netinet/tcp.h>
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# endif
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#endif
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//- Check compiler data type sizes ------------------------------------------
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#if (UCHAR_MAX != 0xFF)
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# error "Cannot compile: must change definition of 'byte'."
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#endif
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#if (USHRT_MAX != 0xFFFFU)
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# error "Cannot compile: must change definition of 'dbyte'."
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#endif
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#if (UINT_MAX != 0xFFFFFFFFU)
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# error "Cannot compile: must change definition of 'qbyte'."
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#endif
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//- Data types --------------------------------------------------------------
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typedef int Bool; // Boolean TRUE/FALSE value
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typedef unsigned char byte; // Single unsigned byte = 8 bits
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typedef unsigned short dbyte; // Double byte = 16 bits
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typedef unsigned int qbyte; // Quad byte = 32 bits
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//- Inevitable macros -------------------------------------------------------
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#define streq(s1,s2) (!strcmp ((s1), (s2)))
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#define strneq(s1,s2) (strcmp ((s1), (s2)))
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#define tblsize(x) (sizeof (x) / sizeof ((x) [0]))
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#define tbllast(x) (x [tblsize (x) - 1])
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// Provide random number from 0..(num-1)
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#if (defined (__WINDOWS__))
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# define randof(num) (int) ((float) (num) * rand () / (RAND_MAX + 1.0))
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#else
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# define randof(num) (int) ((float) (num) * random () / (RAND_MAX + 1.0))
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#endif
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#if (!defined (TRUE))
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# define TRUE 1 // ANSI standard
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# define FALSE 0
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#endif
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//- A number of POSIX and C99 keywords and data types -----------------------
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#if (defined (__WINDOWS__))
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# define inline __inline
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# define strtoull _strtoui64
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# define srandom srand
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# define TIMEZONE _timezone
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# define snprintf _snprintf
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# define vsnprintf _vsnprintf
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typedef unsigned long ulong;
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typedef unsigned int uint;
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typedef __int32 int32_t;
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typedef __int64 int64_t;
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typedef unsigned __int32 uint32_t;
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typedef unsigned __int64 uint64_t;
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#elif (defined (__APPLE__))
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typedef unsigned long ulong;
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typedef unsigned int uint;
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#endif
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//- Error reporting ---------------------------------------------------------
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// If the compiler is GCC or supports C99, include enclosing function
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// in czmq assertions
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#if defined (__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
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# define CZMQ_ASSERT_SANE_FUNCTION __func__
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#elif defined (__GNUC__) && (__GNUC__ >= 2)
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# define CZMQ_ASSERT_SANE_FUNCTION __FUNCTION__
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#else
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# define CZMQ_ASSERT_SANE_FUNCTION "<unknown>"
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#endif
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// Replacement for malloc() which asserts if we run out of heap, and
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// which zeroes the allocated block.
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static inline void *
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safe_malloc (
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size_t size,
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char *file,
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unsigned line,
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const char *func)
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{
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void
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*mem;
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mem = calloc (1, size);
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if (mem == NULL) {
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fprintf (stderr, "FATAL ERROR at %s:%u, in %s\n", file, line, func);
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fprintf (stderr, "OUT OF MEMORY (malloc returned NULL)\n");
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fflush (stderr);
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abort ();
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}
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return mem;
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}
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// Define _ZMALLOC_DEBUG if you need to trace memory leaks using e.g. mtrace,
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// otherwise all allocations will claim to come from zfl_prelude.h. For best
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// results, compile all classes so you see dangling object allocations.
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//
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#ifdef _ZMALLOC_DEBUG
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# define zmalloc(size) calloc(1,(size))
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#else
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# define zmalloc(size) safe_malloc((size), __FILE__, __LINE__, CZMQ_ASSERT_SANE_FUNCTION)
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#endif
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//- DLL exports -------------------------------------------------------------
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#if (defined (__WINDOWS__))
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# if defined DLL_EXPORT
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# define CZMQ_EXPORT __declspec(dllexport)
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# else
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# define CZMQ_EXPORT __declspec(dllimport)
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# endif
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#else
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# define CZMQ_EXPORT
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#endif
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#endif
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