configure.in

   1 #
   2 # ngIRCd -- The Next Generation IRC Daemon
   3 # Copyright (c)2001-2010 Alexander Barton <alex@barton.de>
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 # Please read the file COPYING, README and AUTHORS for more information.
  10 #
  11
  12 # -- Initialisation --
  13
  14 AC_PREREQ(2.50)
  15 AC_INIT(ngircd, 16)
  16 AC_CONFIG_SRCDIR(src/ngircd/ngircd.c)
  17 AC_CANONICAL_TARGET
  18 AM_INIT_AUTOMAKE(1.6)
  19 AM_CONFIG_HEADER(src/config.h)
  20
  21 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  22
  23 # -- Templates for config.h --
  24
  25 AH_TEMPLATE([DEBUG], [Define if debug-mode should be enabled])
  26 AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists])
  27 AH_TEMPLATE([SNIFFER], [Define if IRC sniffer should be enabled])
  28 AH_TEMPLATE([STRICT_RFC], [Define if ngIRCd should behave strict RFC compliant])
  29 AH_TEMPLATE([SYSLOG], [Define if syslog should be used for logging])
  30 AH_TEMPLATE([ZLIB], [Define if zlib compression should be enabled])
  31 AH_TEMPLATE([TCPWRAP], [Define if TCP wrappers should be used])
  32 AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used])
  33 AH_TEMPLATE([WANT_IPV6], [Define if IPV6 protocol should be enabled])
  34 AH_TEMPLATE([ZEROCONF], [Define if support for Zeroconf should be included])
  35 AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
  36 AH_TEMPLATE([PAM], [Define if PAM should be used])
  37 AH_TEMPLATE([HAVE_sockaddr_in_len], [Define if sockaddr_in.sin_len exists])
  38
  39 AH_TEMPLATE([TARGET_OS], [Target operating system name])
  40 AH_TEMPLATE([TARGET_VENDOR], [Target system vendor])
  41 AH_TEMPLATE([TARGET_CPU], [Target CPU name])
  42
  43 # -- C Compiler --
  44
  45 AC_PROG_CC
  46
  47 # -- Helper programs --
  48
  49 AC_PROG_AWK
  50 AC_PROG_INSTALL
  51 AC_PROG_LN_S
  52 AC_PROG_MAKE_SET
  53 AC_PROG_RANLIB
  54
  55 # -- Compiler Features --
  56
  57 AM_C_PROTOTYPES
  58 AC_C_CONST
  59 AC_C_INLINE
  60
  61 # -- Hard coded system and compiler dependencies/features/options ... --
  62
  63 AC_DEFUN([GCC_STACK_PROTECT_CC],[
  64   ssp_cc=yes
  65   # we use -fstack-protector-all for the test to enfoce the use of the guard variable
  66   AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
  67   ssp_old_cflags="$CFLAGS"
  68   CFLAGS="$CFLAGS -fstack-protector-all"
  69   AC_TRY_LINK(,,, ssp_cc=no)
  70   echo $ssp_cc
  71   CFLAGS="$ssp_old_cflags"
  72   if test "X$ssp_cc" = "Xyes"; then
  73       CFLAGS="$CFLAGS -fstack-protector"
  74       AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
  75   fi
  76 ])
  77
  78 if test "$GCC" = "yes"; then
  79         # We are using the GNU C compiler. Good!
  80         CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
  81
  82         GCC_STACK_PROTECT_CC
  83 fi
  84
  85 case "$target_os" in
  86         hpux*)
  87                 # This is HP/UX, we need to define _XOPEN_SOURCE_EXTENDED
  88                 # (tested with HP/UX 11.11)
  89                 CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
  90                 ;;
  91 esac
  92
  93 # Add additional CFLAGS, eventually specified on the command line:
  94 test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
  95
  96 CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
  97
  98 # -- Headers --
  99
 100 AC_HEADER_STDC
 101 AC_HEADER_TIME
 102 AC_HEADER_SYS_WAIT
 103
 104 AC_CHECK_HEADERS([ \
 105         ctype.h errno.h fcntl.h netdb.h netinet/in.h netinet/in_systm.h \
 106         stdlib.h string.h strings.h sys/socket.h sys/time.h unistd.h \
 107         ],,AC_MSG_ERROR([required C header missing!]))
 108
 109 AC_CHECK_HEADERS([ \
 110         arpa/inet.h ctype.h malloc.h netinet/ip.h stdbool.h stddef.h varargs.h \
 111         ],[],[],[[
 112         #ifdef HAVE_SYS_TYPES_H
 113                 #include <sys/types.h>
 114         #endif
 115         #ifdef HAVE_SYS_SOCKET_H
 116                 #include <sys/socket.h>
 117         #endif
 118         #ifdef HAVE_NETINET_IN_H
 119                 #include <netinet/in.h>
 120         #endif
 121         ]]
 122 )
 123
 124 # -- Datatypes --
 125
 126 AC_MSG_CHECKING(whether socklen_t exists)
 127 AC_TRY_COMPILE([
 128 #include <sys/types.h>
 129 #include <sys/socket.h>
 130         ],[
 131         socklen_t a, b;
 132         a = 2; b = 4; a += b;
 133         ],[
 134         AC_DEFINE(HAVE_socklen_t) AC_MSG_RESULT(yes)
 135         ],[
 136         AC_MSG_RESULT(no)
 137 ])
 138
 139 AC_TYPE_SIGNAL
 140 AC_TYPE_SIZE_T
 141
 142 AC_CHECK_MEMBER([struct sockaddr_in.sin_len], AC_DEFINE(HAVE_sockaddr_in_len),,
 143  [#include <arpa/inet.h>])
 144
 145 # -- Libraries --
 146
 147 # A/UX needs this.
 148 AC_CHECK_LIB(UTIL,memmove)
 149 # needed on solaris. GNU libc also has a libnsl, but we do not need it.
 150 AC_SEARCH_LIBS(gethostbyname,nsl)
 151 AC_CHECK_LIB(socket,bind)
 152
 153 # -- Functions --
 154
 155 AC_FUNC_FORK
 156 AC_FUNC_STRFTIME
 157
 158 AC_CHECK_FUNCS([ \
 159         bind gethostbyaddr gethostbyname gethostname inet_ntoa \
 160         setsid setsockopt socket strcasecmp waitpid],,AC_MSG_ERROR([required function missing!]))
 161
 162 AC_CHECK_FUNCS(getaddrinfo getnameinfo inet_aton isdigit sigaction sigprocmask snprintf \
 163  vsnprintf strdup strlcpy strlcat strtok_r)
 164
 165 # -- Configuration options --
 166
 167 # use syslog?
 168
 169 x_syslog_on=no
 170 AC_ARG_WITH(syslog,
 171         [  --without-syslog        disable syslog (autodetected by default)],
 172         [       if test "$withval" != "no"; then
 173                         if test "$withval" != "yes"; then
 174                                 CFLAGS="-I$withval/include $CFLAGS"
 175                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 176                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 177                         fi
 178                         AC_CHECK_LIB(be, syslog)
 179                         AC_CHECK_FUNCS(syslog, x_syslog_on=yes,
 180                                 AC_MSG_ERROR([Can't enable syslog!])
 181                         )
 182                 fi
 183         ],
 184         [
 185                 AC_CHECK_LIB(be, syslog)
 186                 AC_CHECK_FUNCS(syslog, x_syslog_on=yes)
 187         ]
 188 )
 189 if test "$x_syslog_on" = "yes"; then
 190         AC_DEFINE(SYSLOG, 1)
 191         AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
 192 fi
 193
 194 # use zlib compression?
 195
 196 x_zlib_on=no
 197 AC_ARG_WITH(zlib,
 198         [  --without-zlib          disable zlib compression (autodetected by default)],
 199         [       if test "$withval" != "no"; then
 200                         if test "$withval" != "yes"; then
 201                                 CFLAGS="-I$withval/include $CFLAGS"
 202                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 203                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 204                         fi
 205                         AC_CHECK_LIB(z, deflate)
 206                         AC_CHECK_FUNCS(deflate, x_zlib_on=yes,
 207                                 AC_MSG_ERROR([Can't enable zlib!])
 208                         )
 209                 fi
 210         ],
 211         [       AC_CHECK_LIB(z, deflate)
 212                 AC_CHECK_FUNCS(deflate, x_zlib_on=yes)
 213         ]
 214 )
 215 if test "$x_zlib_on" = "yes"; then
 216         AC_DEFINE(ZLIB, 1)
 217         AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
 218 fi
 219
 220 # detect which IO API to use:
 221
 222 x_io_backend=none
 223
 224 AC_ARG_WITH(select,
 225         [  --without-select        disable select IO support (autodetected by default)],
 226         [       if test "$withval" != "no"; then
 227                         if test "$withval" != "yes"; then
 228                                 CFLAGS="-I$withval/include $CFLAGS"
 229                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 230                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 231                         fi
 232                         AC_CHECK_FUNCS(select, x_io_select=yes,
 233                                 AC_MSG_ERROR([Can't enable select IO support!])
 234                         )
 235                 fi
 236         ],
 237         [
 238                 AC_CHECK_FUNCS(select, x_io_select=yes)
 239         ]
 240 )
 241
 242 AC_ARG_WITH(poll,
 243         [  --without-poll          disable poll support (autodetected by default)],
 244         [       if test "$withval" != "no"; then
 245                         if test "$withval" != "yes"; then
 246                                 CFLAGS="-I$withval/include $CFLAGS"
 247                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 248                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 249                         fi
 250                         AC_CHECK_FUNCS(poll, x_io_backend=poll\(\),
 251                                 AC_MSG_ERROR([Can't enable poll IO support!])
 252                         )
 253                 fi
 254         ],
 255         [
 256                 AC_CHECK_FUNCS(poll, x_io_backend=poll\(\))
 257         ]
 258 )
 259
 260 AC_ARG_WITH(devpoll,
 261         [  --without-devpoll       disable /dev/poll IO support (autodetected by default)],
 262         [       if test "$withval" != "no"; then
 263                         if test "$withval" != "yes"; then
 264                                 CFLAGS="-I$withval/include $CFLAGS"
 265                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 266                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 267                         fi
 268
 269                                 AC_CHECK_HEADERS(sys/devpoll.h,,AC_MSG_ERROR([required C header missing!]))
 270                 fi
 271         ],
 272         [
 273                 AC_CHECK_HEADERS(sys/devpoll.h, x_io_backend=/dev/poll)
 274         ]
 275 )
 276
 277 AC_ARG_WITH(epoll,
 278         [  --without-epoll         disable epoll IO support (autodetected by default)],
 279         [       if test "$withval" != "no"; then
 280                         if test "$withval" != "yes"; then
 281                                 CFLAGS="-I$withval/include $CFLAGS"
 282                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 283                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 284                         fi
 285                         AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes,
 286                                 AC_MSG_ERROR([Can't enable epoll IO support!])
 287                         )
 288                 fi
 289         ],
 290         [
 291                 AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes)
 292         ]
 293 )
 294
 295 AC_ARG_WITH(kqueue,
 296         [  --without-kqueue        disable kqueue IO support (autodetected by default)],
 297         [       if test "$withval" != "no"; then
 298                         if test "$withval" != "yes"; then
 299                                 CFLAGS="-I$withval/include $CFLAGS"
 300                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 301                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 302                         fi
 303                         AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\),
 304                                 AC_MSG_ERROR([Can't enable kqueue IO support!])
 305                         )
 306                 fi
 307         ],
 308         [
 309                 AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\))
 310         ]
 311 )
 312
 313 if test "$x_io_epoll" = "yes" -a "$x_io_select" = "yes"; then
 314         # when epoll() and select() are available, we'll use both!
 315         x_io_backend="epoll(), select()"
 316 else
 317         if test "$x_io_epoll" = "yes"; then
 318                 # we prefere epoll() if it is available
 319                 x_io_backend="epoll()"
 320         else
 321                 if test "$x_io_select" = "yes" -a "$x_io_backend" = "none"; then
 322                         # we'll use select, when available and no "better"
 323                         # interface has been detected ...
 324                         x_io_backend="select()"
 325                 fi
 326         fi
 327 fi
 328
 329 if test "$x_io_backend" = "none"; then
 330         AC_MSG_ERROR([No useabe IO API activated/found!?])
 331 fi
 332
 333 # use SSL?
 334
 335 AC_ARG_WITH(openssl,
 336         [  --with-openssl          enable SSL support using OpenSSL],
 337         [       if test "$withval" != "no"; then
 338                         if test "$withval" != "yes"; then
 339                                 CFLAGS="-I$withval/include $CFLAGS"
 340                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 341                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 342                         fi
 343                         AC_CHECK_LIB(crypto, BIO_s_mem)
 344                         AC_CHECK_LIB(ssl, SSL_library_init)
 345                         AC_CHECK_FUNCS(SSL_library_init, x_ssl_openssl=yes,
 346                                 AC_MSG_ERROR([Can't enable openssl])
 347                         )
 348                 fi
 349         ]
 350 )
 351
 352 AC_ARG_WITH(gnutls,
 353         [  --with-gnutls           enable SSL support using gnutls],
 354         [       if test "$withval" != "no"; then
 355                         if test "$withval" != "yes"; then
 356                                 CFLAGS="-I$withval/include $CFLAGS"
 357                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 358                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 359                         fi
 360                         AC_CHECK_LIB(gnutls, gnutls_global_init)
 361                         AC_CHECK_FUNCS(gnutls_global_init, x_ssl_gnutls=yes,
 362                                 AC_MSG_ERROR([Can't enable gnutls])
 363                         )
 364                 fi
 365         ]
 366 )
 367
 368 x_ssl_lib="no"
 369 if test "$x_ssl_gnutls" = "yes"; then
 370         if test "$x_ssl_openssl" = "yes";then
 371                 AC_MSG_ERROR([Cannot enable both gnutls and openssl])
 372         fi
 373         x_ssl_lib=gnutls
 374 fi
 375 if test "$x_ssl_openssl" = "yes"; then
 376         x_ssl_lib=openssl
 377 fi
 378
 379 # use TCP wrappers?
 380
 381 x_tcpwrap_on=no
 382 AC_ARG_WITH(tcp-wrappers,
 383         [  --with-tcp-wrappers     enable TCP wrappers support],
 384         [       if test "$withval" != "no"; then
 385                         if test "$withval" != "yes"; then
 386                                 CFLAGS="-I$withval/include $CFLAGS"
 387                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 388                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 389                         fi
 390                         AC_MSG_CHECKING(for hosts_access)
 391                         LIBS="-lwrap $LIBS"
 392                         AC_TRY_LINK([
 393 #include <tcpd.h>
 394 int allow_severity = 0;
 395 int deny_severity = 0;
 396                                 ],[
 397                                 tcpd_warn("link test");
 398                                 ],[
 399                                 AC_MSG_RESULT(yes)
 400                                 AC_DEFINE(TCPWRAP, 1)
 401                                 x_tcpwrap_on=yes
 402                                 ],[
 403                                 AC_MSG_RESULT(no)
 404                                 AC_MSG_ERROR([Can't enable TCP wrappers!])
 405                         ])
 406                 fi
 407         ]
 408 )
 409
 410 # include support for "zeroconf"?
 411
 412 x_zeroconf_on=no
 413 AC_ARG_WITH(zeroconf,
 414         [  --with-zeroconf         enable support for "Zeroconf"],
 415         [       if test "$withval" != "no"; then
 416                         if test "$withval" != "yes"; then
 417                                 CFLAGS="-I$withval/include $CFLAGS"
 418                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 419                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 420                         fi
 421                         AC_CHECK_FUNCS(DNSServiceRegistrationCreate, x_zeroconf_on=osx,
 422                         [
 423                                 AC_CHECK_LIB(pthread, pthread_mutexattr_init)
 424                                 AC_CHECK_LIB(howl, sw_discovery_init)
 425                                 AC_CHECK_FUNCS(sw_discovery_init, \
 426                                  x_zeroconf_on=howl, \
 427                                  AC_MSG_ERROR([Can't enable Zeroconf!]))
 428                         ])
 429                 fi
 430         ]
 431 )
 432 if test "$x_zeroconf_on" = "osx"; then
 433         AC_CHECK_HEADERS([DNSServiceDiscovery/DNSServiceDiscovery.h \
 434          mach/port.h],,AC_MSG_ERROR([required C header missing!]))
 435         AC_DEFINE(ZEROCONF, 1)
 436 fi
 437 if test "$x_zeroconf_on" = "howl"; then
 438         for dir in /usr/local/include /usr/local/include/howl* \
 439          /usr/include /usr/include/howl* \
 440          /usr/local/include/avahi* /usr/include/avahi*; do
 441                 test -d "$dir" || continue
 442                 AC_MSG_CHECKING([for Howl headers in $dir])
 443                 if test -f "$dir/rendezvous/rendezvous.h"; then
 444                         if test "$dir" != "/usr/local/include" -a \
 445                          "$dir" != "/usr/include"; then
 446                                 CFLAGS="-I$dir $CFLAGS"
 447                                 CPPFLAGS="-I$dir $CPPFLAGS"
 448                         fi
 449                         AC_MSG_RESULT(yes)
 450                         break
 451                 else
 452                         AC_MSG_RESULT(no)
 453                 fi
 454         done
 455         AC_CHECK_HEADERS([rendezvous/rendezvous.h],, \
 456          AC_MSG_ERROR([required C header missing!]))
 457         AC_DEFINE(ZEROCONF, 1)
 458 fi
 459
 460 # do IDENT requests using libident?
 461
 462 x_identauth_on=no
 463 AC_ARG_WITH(ident,
 464         [  --with-ident            enable "IDENT" ("AUTH") protocol support],
 465         [       if test "$withval" != "no"; then
 466                         if test "$withval" != "yes"; then
 467                                 CFLAGS="-I$withval/include $CFLAGS"
 468                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 469                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 470                         fi
 471                         AC_CHECK_LIB(ident, ident_id)
 472                         AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
 473                                 AC_MSG_ERROR([Can't enable IDENT support!])
 474                         )
 475                 fi
 476         ]
 477 )
 478 if test "$x_identauth_on" = "yes"; then
 479         AC_DEFINE(IDENTAUTH, 1)
 480         AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
 481 fi
 482
 483 # compile in PAM support?
 484
 485 x_pam_on=no
 486 AC_ARG_WITH(pam,
 487         [  --with-pam              enable user authentication using PAM],
 488         [       if test "$withval" != "no"; then
 489                         if test "$withval" != "yes"; then
 490                                 CFLAGS="-I$withval/include $CFLAGS"
 491                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 492                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 493                         fi
 494                         AC_CHECK_LIB(pam, pam_authenticate)
 495                         AC_CHECK_FUNCS(pam_authenticate, x_pam_on=yes,
 496                                 AC_MSG_ERROR([Can't enable PAM support!])
 497                         )
 498                 fi
 499         ]
 500 )
 501 if test "$x_pam_on" = "yes"; then
 502         AC_DEFINE(PAM, 1)
 503         AC_CHECK_HEADERS(security/pam_appl.h,pam_ok=yes)
 504         if test "$pam_ok" != "yes"; then
 505                 AC_CHECK_HEADERS(pam/pam_appl.h,pam_ok=yes,
 506                         AC_MSG_ERROR([required C header missing!]))
 507         fi
 508 fi
 509
 510 # compile in IRC+ protocol support?
 511
 512 x_ircplus_on=yes
 513 AC_ARG_ENABLE(ircplus,
 514         [  --disable-ircplus       disable IRC+ protocol],
 515         if test "$enableval" = "no"; then x_ircplus_on=no; fi
 516 )
 517 if test "$x_ircplus_on" = "yes"; then
 518         AC_DEFINE(IRCPLUS, 1)
 519 fi
 520
 521 # enable support for IPv6?
 522 x_ipv6_on=no
 523 AC_ARG_ENABLE(ipv6,
 524         [  --enable-ipv6           enable IPv6 protocol support],
 525         if test "$enableval" = "yes"; then x_ipv6_on=yes; fi
 526 )
 527 if test "$x_ipv6_on" = "yes"; then
 528         # getaddrinfo() and getnameinfo() are optional when not compiling
 529         # with IPv6 support, but are required for IPv6 to work!
 530         AC_CHECK_FUNCS([ \
 531                 getaddrinfo getnameinfo \
 532                 ],,AC_MSG_ERROR([required function missing for IPv6 support!]))
 533         AC_DEFINE(WANT_IPV6, 1)
 534 fi
 535
 536 # compile in IRC "sniffer"?
 537
 538 x_sniffer_on=no; x_debug_on=no
 539 AC_ARG_ENABLE(sniffer,
 540         [  --enable-sniffer        enable IRC traffic sniffer (enables debug mode)],
 541         if test "$enableval" = "yes"; then
 542                 AC_DEFINE(SNIFFER, 1)
 543                 x_sniffer_on=yes; x_debug_on=yes
 544         fi
 545 )
 546
 547 # enable additional debugging code?
 548
 549 AC_ARG_ENABLE(debug,
 550         [  --enable-debug          show additional debug output],
 551         if test "$enableval" = "yes"; then x_debug_on=yes; fi
 552 )
 553 if test "$x_debug_on" = "yes"; then
 554         AC_DEFINE(DEBUG, 1)
 555         test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
 556         AC_CHECK_FUNCS(mtrace)
 557 fi
 558
 559 # enable "strict RFC rules"?
 560
 561 x_strict_rfc_on=no
 562 AC_ARG_ENABLE(strict-rfc,
 563         [  --enable-strict-rfc     strict RFC conformance -- may break clients!],
 564         if test "$enableval" = "yes"; then
 565                 AC_DEFINE(STRICT_RFC, 1)
 566                 x_strict_rfc_on=yes
 567         fi
 568 )
 569
 570 # -- Definitions --
 571
 572 AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" )
 573 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" )
 574 AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" )
 575
 576 # Add additional CFLAGS, eventually specified on the command line, but after
 577 # running this configure script. Useful for "-Werror" for example.
 578 test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
 579
 580 # -- Generate files --
 581
 582 AC_OUTPUT([ \
 583         Makefile \
 584         doc/Makefile \
 585         doc/src/Makefile \
 586         src/Makefile \
 587         src/portab/Makefile \
 588         src/ipaddr/Makefile \
 589         src/tool/Makefile \
 590         src/ngircd/Makefile \
 591         src/testsuite/Makefile \
 592         man/Makefile \
 593         contrib/Makefile \
 594         contrib/Debian/Makefile \
 595         contrib/MacOSX/Makefile \
 596         contrib/MacOSX/ngIRCd.xcodeproj/Makefile \
 597         contrib/MacOSX/ngIRCd.pmdoc/Makefile \
 598 ])
 599
 600 type dpkg >/dev/null 2>&1
 601 if test $? -eq 0; then
 602         # Generate debian/ link if the dpkg command exists
 603         # (read: if we are running on a debian compatible system)
 604         echo "creating Debian-specific links ..."
 605         test -f debian/rules || ln -s contrib/Debian debian
 606 fi
 607
 608 # -- Result --
 609
 610 echo
 611 echo "ngIRCd $PACKAGE_VERSION has been configured with the following options:"
 612 echo
 613
 614 # Someone please show me a better way :)  [borrowed by OpenSSH]
 615 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
 616 S=`eval echo ${sbindir}` ; S=`eval echo ${S}`
 617 C=`eval echo ${sysconfdir}` ; C=`eval echo ${C}`
 618 M=`eval echo ${mandir}` ; M=`eval echo ${M}`
 619 D=`eval echo ${docdir}` ; D=`eval echo ${D}`
 620
 621 echo "             Target: ${target}"
 622 test "$target" != "$host" && echo "               Host: ${host}"
 623 echo "           Compiler: ${CC}"
 624 test -n "$CFLAGS"       && echo "     Compiler flags: ${CFLAGS}"
 625 test -n "$CPPFLAGS"     && echo " Preprocessor flags: ${CPPFLAGS}"
 626 test -n "$LDFLAGS"      && echo "       Linker flags: ${LDFLAGS}"
 627 test -n "$LIBS"         && echo "          Libraries: ${LIBS}"
 628 echo
 629 echo "    'ngircd' binary: $S"
 630 echo " Configuration file: $C"
 631 echo "       Manual pages: $M"
 632 echo "      Documentation: $D"
 633 echo
 634
 635 echo $ECHO_N "     Syslog support: $ECHO_C"
 636 test "$x_syslog_on" = "yes" \
 637         && echo $ECHO_N "yes   $ECHO_C" \
 638         || echo $ECHO_N "no    $ECHO_C"
 639 echo $ECHO_N "  Enable debug code: $ECHO_C"
 640 test "$x_debug_on" = "yes" \
 641         && echo "yes" \
 642         || echo "no"
 643
 644 echo $ECHO_N "   zlib compression: $ECHO_C"
 645 test "$x_zlib_on" = "yes" \
 646         && echo $ECHO_N "yes   $ECHO_C" \
 647         || echo $ECHO_N "no    $ECHO_C"
 648 echo $ECHO_N "        IRC sniffer: $ECHO_C"
 649 test "$x_sniffer_on" = "yes" \
 650         && echo "yes" \
 651         || echo "no"
 652
 653 echo $ECHO_N "   Use TCP Wrappers: $ECHO_C"
 654 test "$x_tcpwrap_on" = "yes" \
 655         && echo $ECHO_N "yes   $ECHO_C" \
 656         || echo $ECHO_N "no    $ECHO_C"
 657 echo $ECHO_N "    Strict RFC mode: $ECHO_C"
 658 test "$x_strict_rfc_on" = "yes" \
 659         && echo "yes" \
 660         || echo "no"
 661
 662 echo $ECHO_N "   Zeroconf support: $ECHO_C"
 663 case "$x_zeroconf_on" in
 664         osx)
 665                 echo $ECHO_N "Apple $ECHO_C"
 666                 ;;
 667         howl)
 668                 echo $ECHO_N "Howl  $ECHO_C"
 669                 ;;
 670         *)
 671                 echo $ECHO_N "no    $ECHO_C"
 672                 ;;
 673 esac
 674 echo $ECHO_N "      IRC+ protocol: $ECHO_C"
 675 test "$x_ircplus_on" = "yes" \
 676         && echo "yes" \
 677         || echo "no"
 678
 679 echo $ECHO_N "      IDENT support: $ECHO_C"
 680 test "$x_identauth_on" = "yes" \
 681         && echo $ECHO_N "yes   $ECHO_C" \
 682         || echo $ECHO_N "no    $ECHO_C"
 683 echo $ECHO_N "        I/O backend: $ECHO_C"
 684         echo "\"$x_io_backend\""
 685
 686 echo $ECHO_N "      IPv6 protocol: $ECHO_C"
 687 test "$x_ipv6_on" = "yes" \
 688         && echo $ECHO_N "yes   $ECHO_C" \
 689         || echo $ECHO_N "no    $ECHO_C"
 690 echo $ECHO_N "        SSL support: $ECHO_C"
 691 echo "$x_ssl_lib"
 692
 693 echo $ECHO_N "        PAM support: $ECHO_C"
 694 test "$x_pam_on" = "yes" \
 695         && echo "yes" \
 696         || echo "no"
 697
 698 echo
 699
 700 # -eof-