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/* -*- c -*- ------------------------------------------------------------- *
*
* Copyright 2001 H. Peter Anvin - All Rights Reserved
*
* This program is free software available under the same license
* as the "OpenBSD" operating system, distributed at
* http://www.openbsd.org/.
*
* ----------------------------------------------------------------------- */
/* $Id$ */
/*
* config.h
*
* Sets up a common baseline environment, based on "autoconf" findings...
*/
#ifndef CONFIG_H
#define CONFIG_H 1
/* Must be included before we include any system headers! */
#include "acconfig.h"
/* This is necessary on Solaris with gcc */
#define _XPG4_2
#define _XOPEN_SOURCE
#define __EXTENSIONS__
/* This is necessary on glibc systems */
#define _BSD_SOURCE
#define _ISO9X_SOURCE
/* Standard includes */
#include <stdio.h>
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#ifdef STDC_HEADERS
#include <stdlib.h>
#include <stddef.h>
#else
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#endif
#ifdef HAVE_MEMORY_H
#ifndef STDC_HEADERS
#include <memory.h>
#endif
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif
#ifdef HAVE_INTTYPES_H
#include <inttypes.h>
#else
#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <setjmp.h>
#include <sys/socket.h>
/* If we don't have intmax_t, try creating it */
#ifndef HAVE_INTMAX_T
#ifdef HAVE_LONG_LONG
typedef long long intmax_t;
typedef unsigned long long uintmax_t;
#define PRIdMAX "Ld"
#define PRIuMAX "Lu"
#define PRIxMAX "Lx"
#define INTMAX_C(x) (x##LL)
#define UINTMAX_C(x) (x##ULL)
#else
typedef long intmax_t;
typedef unsigned long uintmax_t;
#define PRIdMAX "ld"
#define PRIuMAX "lu"
#define PRIxMAX "lx"
#define INTMAX_C(x) (x##L)
#define UINTMAX_C(x) (x##UL)
#endif
#endif
/* Even if intmax_t is defined, we may need this (Solaris 8 braindamage) */
#ifndef HAVE_STRTOUMAX
#if defined(HAVE_LONG_LONG) && defined(HAVE_STRTOULL)
#define strtoumax(p,e,b) ((uintmax_t)strtoull(p,e,b))
#else
#define strtoumax(p,e,b) ((uintmax_t)strtoul(p,e,b))
#endif
#endif
/* A lot of this is old BSD code. Some newer systems don't approve. */
/* The type used by htons(), ntohs() */
#ifndef HAVE_U_SHORT
#ifdef HAVE_UINT16_T
typedef uint16_t u_short;
#else
typedef unsigned short u_short;
#endif
#endif
/* The type used to htonl(), ntohl() */
#ifndef HAVE_U_LONG
#ifdef HAVE_UINT32_T
typedef uint32_t u_long;
#else
typedef unsigned long u_long;
#endif
#endif
/* sysexits.h */
#ifdef HAVE_SYSEXITS_H
#include <sysexits.h>
#else
#define EX_USAGE 64 /* command line usage error */
#define EX_DATAERR 65 /* data format error */
#define EX_NOINPUT 66 /* cannot open input */
#define EX_NOUSER 67 /* addressee unknown */
#define EX_NOHOST 68 /* host name unknown */
#define EX_UNAVAILABLE 69 /* service unavailable */
#define EX_SOFTWARE 70 /* internal software error */
#define EX_OSERR 71 /* system error (e.g., can't fork) */
#define EX_OSFILE 72 /* critical OS file missing */
#define EX_CANTCREAT 73 /* can't create (user) output file */
#define EX_IOERR 74 /* input/output error */
#define EX_TEMPFAIL 75 /* temp failure; user is invited to retry */
#define EX_PROTOCOL 76 /* remote error in protocol */
#define EX_NOPERM 77 /* permission denied */
#define EX_CONFIG 78 /* configuration error */
#endif
/* If we don't have sigsetjmp() et all, setjmp() will have to do */
#ifndef HAVE_SIGSETJMP
#define sigsetjmp(x,y) setjmp(x)
#define siglongjmp(x,y) longjmp(x,y)
#define sigjmp_buf jmp_buf
#endif
/* How do we annotate unused data items? */
#ifndef UNUSED
#ifdef __GNUC__
#define UNUSED __attribute__((unused))
#else
#define UNUSED
#endif
#endif
/* netinet/in.h, and possible missing pieces */
#include <netinet/in.h>
#ifndef HAVE_IPPORT_TFTP_DEFINITION
#ifndef IPPORT_TFTP
#define IPPORT_TFTP 69
#endif
#endif
/* arpa/tftp.h, and possible missing pieces */
#include <arpa/tftp.h>
#ifndef OACK
#define OACK 6
#endif
#ifndef EOPTNEG
#define EOPTNEG 8
#endif
/* tftp-hpa version */
#include "version.h"
#endif
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