1 /*- 2 * ------+---------+---------+---------+---------+---------+---------+---------* 3 * Copyright (c) 2003 - Garance Alistair Drosehn <gad@FreeBSD.org>. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * The views and conclusions contained in the software and documentation 28 * are those of the authors and should not be interpreted as representing 29 * official policies, either expressed or implied, of the FreeBSD Project. 30 * 31 * ------+---------+---------+---------+---------+---------+---------+---------* 32 * $FreeBSD$ 33 * ------+---------+---------+---------+---------+---------+---------+---------* 34 */ 35 36 /* 37 * The main goal of this include file is to provide a platform-neutral way 38 * to define some macros that lpr wants from FreeBSD's <sys/cdefs.h>. This 39 * will simply use the standard <sys/cdefs.h> when compiled in FreeBSD, but 40 * other OS's may not have /usr/include/sys/cdefs.h (or even if that file 41 * exists, it may not define all the macros that lpr will use). 42 */ 43 44 #if !defined(_LP_CDEFS_H_) 45 #define _LP_CDEFS_H_ 46 47 /* 48 * For non-BSD platforms, you can compile lpr with -DHAVE_SYS_CDEFS_H 49 * if <sys/cdefs.h> should be included. 50 */ 51 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) 52 # define HAVE_SYS_CDEFS_H 53 #endif 54 #if defined(HAVE_SYS_CDEFS_H) 55 # include <sys/cdefs.h> 56 #endif 57 58 /* 59 * __unused is a compiler-specific trick which can be used to avoid 60 * warnings about a variable which is defined but never referenced. 61 * Some lpr files use this, so define a null version if it was not 62 * defined by <sys/cdefs.h>. 63 */ 64 #if !defined(__unused) 65 # define __unused 66 #endif 67 68 /* 69 * All the lpr source files will want to reference __FBSDID() to 70 * handle rcs id's. 71 */ 72 #if !defined(__FBSDID) 73 # if defined(lint) || defined(STRIP_FBSDID) 74 # define __FBSDID(s) struct skip_rcsid_struct 75 # elif defined(__IDSTRING) /* NetBSD */ 76 # define __FBSDID(s) __IDSTRING(rcsid,s) 77 # else 78 # define __FBSDID(s) static const char rcsid[] __unused = s 79 # endif 80 #endif /* __FBSDID */ 81 82 /* 83 * Some lpr include files use __BEGIN_DECLS and __END_DECLS. 84 */ 85 #if !defined(__BEGIN_DECLS) 86 # if defined(__cplusplus) 87 # define __BEGIN_DECLS extern "C" { 88 # define __END_DECLS } 89 # else 90 # define __BEGIN_DECLS 91 # define __END_DECLS 92 # endif 93 #endif 94 95 /* 96 * __printflike and __printf0like are a compiler-specific tricks to 97 * tell the compiler to check the format-codes in printf-like 98 * routines wrt the args that will be formatted. 99 */ 100 #if !defined(__printflike) 101 # define __printflike(fmtarg, firstvararg) 102 #endif 103 #if !defined(__printf0like) 104 # define __printf0like(fmtarg, firstvararg) 105 #endif 106 107 #endif /* !_LP_CDEFS_H_ */ 108