config.h

   1 /* -*- c -*- ------------------------------------------------------------- *
   2  *
   3  *   Copyright 2001 H. Peter Anvin - All Rights Reserved
   4  *
   5  *   This program is free software available under the same license
   6  *   as the "OpenBSD" operating system, distributed at
   7  *   http://www.openbsd.org/.
   8  *
   9  * ----------------------------------------------------------------------- */
  10 /* $Id$ */
  11
  12 /*
  13  * config.h
  14  *
  15  * Sets up a common baseline environment, based on "autoconf" findings...
  16  */
  17
  18 #ifndef CONFIG_H
  19 #define CONFIG_H 1
  20
  21 /* Must be included before we include any system headers! */
  22 #include "acconfig.h"
  23
  24 /* Standard includes */
  25
  26 #include <stdio.h>
  27
  28 #ifdef HAVE_SYS_TYPES_H
  29 #include <sys/types.h>
  30 #endif
  31
  32 #ifdef HAVE_SYS_STAT_H
  33 #include <sys/stat.h>
  34 #endif
  35
  36 #ifdef STDC_HEADERS
  37 #include <stdlib.h>
  38 #include <stddef.h>
  39 #else
  40 #ifdef HAVE_STDLIB_H
  41 #include <stdlib.h>
  42 #endif
  43 #endif
  44
  45 #ifdef HAVE_MEMORY_H
  46 #ifndef STDC_HEADERS
  47 #include <memory.h>
  48 #endif
  49 #endif
  50
  51 #ifdef HAVE_STRING_H
  52 #include <string.h>
  53 #endif
  54
  55 #ifdef HAVE_STRINGS_H
  56 #include <strings.h>
  57 #endif
  58
  59 #ifdef HAVE_INTTYPES_H
  60 #ifdef INTTYPES_H_IS_SANE
  61 #include <inttypes.h>
  62 #endif
  63 #else
  64 #ifdef HAVE_STDINT_H
  65 #include <stdint.h>
  66 #endif
  67 #endif
  68
  69 #ifdef HAVE_UNISTD_H
  70 #include <unistd.h>
  71 #endif
  72
  73 #ifdef HAVE_SETJMP_H
  74 #include <setjmp.h>
  75 #endif
  76
  77 #ifdef TIME_WITH_SYS_TIME
  78 #include <sys/time.h>
  79 #include <time.h>
  80 #else
  81 #if HAVE_SYS_TIME_H
  82 #include <sys/time.h>
  83 #else
  84 #include <time.h>
  85 #endif
  86 #endif
  87
  88 #ifdef HAVE_GRP_H
  89 #include <grp.h>
  90 #endif
  91
  92 #include <errno.h>
  93 #include <signal.h>
  94
  95 #include <sys/socket.h>
  96
  97 /* If we don't have intmax_t, try creating it */
  98
  99 #ifndef HAVE_INTMAX_T
 100 #ifdef HAVE_LONG_LONG
 101 typedef long long intmax_t;
 102 typedef unsigned long long uintmax_t;
 103 #define PRIdMAX "Ld"
 104 #define PRIuMAX "Lu"
 105 #define PRIxMAX "Lx"
 106 #define INTMAX_C(x)  (x##LL)
 107 #define UINTMAX_C(x) (x##ULL)
 108 #else
 109 typedef long intmax_t;
 110 typedef unsigned long uintmax_t;
 111 #define PRIdMAX "ld"
 112 #define PRIuMAX "lu"
 113 #define PRIxMAX "lx"
 114 #define INTMAX_C(x)  (x##L)
 115 #define UINTMAX_C(x) (x##UL)
 116 #endif
 117 #endif
 118
 119 /* On some version of AIX, <inttypes.h> is buggy to the point of
 120    unusability.  We have to use macros here, not typedefs, to override. */
 121 #ifdef HAVE_INTTYPES_H
 122 #ifndef INTTYPES_H_IS_SANE
 123 #undef PRIdMAX
 124 #undef PRIuMAX
 125 #undef PRIxMAX
 126 #undef INTMAX_C
 127 #undef UINTMAX_C
 128 #undef HAVE_STRTOUMAX
 129
 130 #ifdef HAVE_LONG_LONG
 131 #define intmax_t long long
 132 #define uintmax_t unsigned long long
 133 #define PRIdMAX "Ld"
 134 #define PRIuMAX "Lu"
 135 #define PRIxMAX "Lx"
 136 #define INTMAX_C(x)  (x##LL)
 137 #define UINTMAX_C(x) (x##ULL)
 138 #else
 139 #define intmax_t long
 140 #define uintmax_t unsigned long
 141 #define PRIdMAX "ld"
 142 #define PRIuMAX "lu"
 143 #define PRIxMAX "lx"
 144 #define INTMAX_C(x)  (x##L)
 145 #define UINTMAX_C(x) (x##UL)
 146 #endif
 147 #endif
 148 #endif
 149
 150 /* Even if intmax_t is defined, we may need this (Solaris 8 braindamage) */
 151 #ifndef HAVE_STRTOUMAX
 152 #if defined(HAVE_LONG_LONG) && defined(HAVE_STRTOULL)
 153 #define strtoumax(p,e,b) ((uintmax_t)strtoull(p,e,b))
 154 #else
 155 #define strtoumax(p,e,b) ((uintmax_t)strtoul(p,e,b))
 156 #endif
 157 #endif
 158
 159 /* A lot of this is old BSD code.  Some newer systems don't approve. */
 160
 161 /* The type used by htons(), ntohs() */
 162 #ifndef HAVE_U_SHORT
 163 #ifdef HAVE_UINT16_T
 164 typedef uint16_t u_short;
 165 #else
 166 typedef unsigned short u_short;
 167 #endif
 168 #endif
 169
 170 /* The type used to htonl(), ntohl() */
 171 #ifndef HAVE_U_LONG
 172 #ifdef HAVE_UINT32_T
 173 typedef uint32_t u_long;
 174 #else
 175 typedef unsigned long u_long;
 176 #endif
 177 #endif
 178
 179 /* sysexits.h */
 180
 181 #ifdef HAVE_SYSEXITS_H
 182 #include <sysexits.h>
 183 #else
 184 #define EX_USAGE        64      /* command line usage error */
 185 #define EX_DATAERR      65      /* data format error */
 186 #define EX_NOINPUT      66      /* cannot open input */
 187 #define EX_NOUSER       67      /* addressee unknown */
 188 #define EX_NOHOST       68      /* host name unknown */
 189 #define EX_UNAVAILABLE  69      /* service unavailable */
 190 #define EX_SOFTWARE     70      /* internal software error */
 191 #define EX_OSERR        71      /* system error (e.g., can't fork) */
 192 #define EX_OSFILE       72      /* critical OS file missing */
 193 #define EX_CANTCREAT    73      /* can't create (user) output file */
 194 #define EX_IOERR        74      /* input/output error */
 195 #define EX_TEMPFAIL     75      /* temp failure; user is invited to retry */
 196 #define EX_PROTOCOL     76      /* remote error in protocol */
 197 #define EX_NOPERM       77      /* permission denied */
 198 #define EX_CONFIG       78      /* configuration error */
 199 #endif
 200
 201 /* If we don't have sigsetjmp() et all, setjmp() will have to do */
 202
 203 #ifndef HAVE_SIGSETJMP
 204 #define sigsetjmp(x,y)  setjmp(x)
 205 #define siglongjmp(x,y) longjmp(x,y)
 206 #define sigjmp_buf jmp_buf
 207 #endif
 208
 209 /* How do we annotate unused data items? */
 210
 211 #ifndef UNUSED
 212 #ifdef __GNUC__
 213 #define UNUSED __attribute__((unused))
 214 #else
 215 #define UNUSED
 216 #endif
 217 #endif
 218
 219 /* netinet/in.h, and possible missing pieces */
 220
 221 #include <netinet/in.h>
 222
 223 #ifndef HAVE_IPPORT_TFTP_DEFINITION
 224 #ifndef IPPORT_TFTP
 225 #define IPPORT_TFTP 69
 226 #endif
 227 #endif
 228
 229 /* arpa/{inet,tftp}.h, and possible missing pieces */
 230
 231 #ifdef HAVE_ARPA_INET_H
 232 #include <arpa/inet.h>
 233 #endif
 234 /* If we don't have arpa/tftp.h we have problems... */
 235 #include <arpa/tftp.h>
 236
 237 #ifndef OACK
 238 #define OACK 6
 239 #endif
 240 #ifndef EOPTNEG
 241 #define EOPTNEG 8
 242 #endif
 243
 244 /* tftp-hpa version and configuration strings */
 245
 246 #include "version.h"
 247
 248 #ifdef WITH_READLINE
 249 #define WITH_READLINE_STR ", with readline"
 250 #else
 251 #define WITH_READLINE_STR ", without readline"
 252 #endif
 253
 254 #ifdef WITH_REGEX
 255 #define WITH_REGEX_STR ", with remap"
 256 #else
 257 #define WITH_REGEX_STR ", without remap"
 258 #endif
 259
 260 #ifdef HAVE_LIBWRAP
 261 #define HAVE_LIBWRAP_STR ", with tcpwrappers"
 262 #else
 263 #define HAVE_LIBWRAP_STR ", without tcpwrappers"
 264 #endif
 265
 266 #define TFTP_CONFIG_STR VERSION WITH_READLINE_STR
 267 #define TFTPD_CONFIG_STR VERSION WITH_REGEX_STR HAVE_LIBWRAP_STR
 268
 269 #endif