1246853Sdes/** 2246853Sdes * \file common.h 3246853Sdes * 4246853Sdes * Common definitions for LDNS 5246853Sdes */ 6246853Sdes 7246853Sdes/** 8246853Sdes * a Net::DNS like library for C 9246853Sdes * 10246853Sdes * (c) NLnet Labs, 2004-2006 11246853Sdes * 12246853Sdes * See the file LICENSE for the license 13246853Sdes */ 14246853Sdes 15246853Sdes#ifndef LDNS_COMMON_H 16246853Sdes#define LDNS_COMMON_H 17246853Sdes 18246853Sdes/* 19246853Sdes * The build configuration that is used in the distributed headers, 20246853Sdes * as detected and determined by the auto configure script. 21246853Sdes */ 22246853Sdes#define LDNS_BUILD_CONFIG_HAVE_SSL 1 23246853Sdes#define LDNS_BUILD_CONFIG_HAVE_INTTYPES_H 1 24246853Sdes#define LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT 1 25246853Sdes#define LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED 1 26246854Sdes#define LDNS_BUILD_CONFIG_HAVE_SOCKLEN_T 1 27246853Sdes 28246853Sdes/* 29246853Sdes * HAVE_STDBOOL_H is not available when distributed as a library, but no build 30246853Sdes * configuration variables may be used (like those above) because the header 31246853Sdes * is sometimes only available when using special compiler flags to enable the 32246853Sdes * c99 environment. Because we cannot force the usage of this flag, we have to 33246853Sdes * provide a default type. Below what is suggested by the autoconf manual. 34246853Sdes */ 35246853Sdes/*@ignore@*/ 36246853Sdes/* splint barfs on this construct */ 37246853Sdes#ifdef HAVE_STDBOOL_H 38246853Sdes# include <stdbool.h> 39246853Sdes#else 40246853Sdes# ifndef HAVE__BOOL 41246853Sdes# ifdef __cplusplus 42246853Sdestypedef bool _Bool; 43246853Sdes# else 44246853Sdes# define _Bool signed char 45246853Sdes# endif 46246853Sdes# endif 47246853Sdes# define bool _Bool 48246853Sdes# define false 0 49246853Sdes# define true 1 50246853Sdes# define __bool_true_false_are_defined 1 51246853Sdes#endif 52246853Sdes/*@end@*/ 53246853Sdes 54246853Sdes#if LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT 55246853Sdes#define ATTR_FORMAT(archetype, string_index, first_to_check) \ 56246853Sdes __attribute__ ((format (archetype, string_index, first_to_check))) 57246853Sdes#else /* !LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT */ 58246853Sdes#define ATTR_FORMAT(archetype, string_index, first_to_check) /* empty */ 59246853Sdes#endif /* !LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT */ 60246853Sdes 61246853Sdes#if defined(__cplusplus) 62246853Sdes#define ATTR_UNUSED(x) 63246853Sdes#elif LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED 64246853Sdes#define ATTR_UNUSED(x) x __attribute__((unused)) 65246853Sdes#else /* !LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED */ 66246853Sdes#define ATTR_UNUSED(x) x 67246853Sdes#endif /* !LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED */ 68246853Sdes 69246854Sdes#if !LDNS_BUILD_CONFIG_HAVE_SOCKLEN_T 70246854Sdestypedef int socklen_t; 71246854Sdes#endif 72246854Sdes 73246853Sdes#endif /* LDNS_COMMON_H */ 74