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, 17~rc1)
  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 AC_C_PROTOTYPES
  47
  48 # -- Helper programs --
  49
  50 AC_PROG_AWK
  51 AC_PROG_INSTALL
  52 AC_PROG_LN_S
  53 AC_PROG_MAKE_SET
  54 AC_PROG_RANLIB
  55
  56 # -- Compiler Features --
  57
  58 AM_C_PROTOTYPES
  59 AC_C_CONST
  60 AC_C_INLINE
  61
  62 # -- Hard coded system and compiler dependencies/features/options ... --
  63
  64 AC_DEFUN([GCC_STACK_PROTECT_CC],[
  65   ssp_cc=yes
  66   # we use -fstack-protector-all for the test to enfoce the use of the guard variable
  67   AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
  68   ssp_old_cflags="$CFLAGS"
  69   CFLAGS="$CFLAGS -fstack-protector-all"
  70   AC_TRY_LINK(,,, ssp_cc=no)
  71   echo $ssp_cc
  72   CFLAGS="$ssp_old_cflags"
  73   if test "X$ssp_cc" = "Xyes"; then
  74       CFLAGS="$CFLAGS -fstack-protector"
  75       AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
  76   fi
  77 ])
  78
  79 if test "$GCC" = "yes"; then
  80         # We are using the GNU C compiler. Good!
  81         CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
  82
  83         GCC_STACK_PROTECT_CC
  84 fi
  85
  86 case "$target_os" in
  87         hpux*)
  88                 # This is HP/UX, we need to define _XOPEN_SOURCE_EXTENDED
  89                 # (tested with HP/UX 11.11)
  90                 CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
  91                 ;;
  92 esac
  93
  94 # Add additional CFLAGS, eventually specified on the command line:
  95 test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
  96
  97 CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
  98
  99 # -- Headers --
 100
 101 AC_HEADER_STDC
 102 AC_HEADER_TIME
 103 AC_HEADER_SYS_WAIT
 104
 105 AC_CHECK_HEADERS([ \
 106         ctype.h errno.h fcntl.h netdb.h netinet/in.h netinet/in_systm.h \
 107         stdlib.h string.h strings.h sys/socket.h sys/time.h unistd.h \
 108         ],,AC_MSG_ERROR([required C header missing!]))
 109
 110 AC_CHECK_HEADERS([ \
 111         arpa/inet.h ctype.h malloc.h netinet/ip.h stdbool.h stddef.h varargs.h \
 112         ],[],[],[[
 113         #ifdef HAVE_SYS_TYPES_H
 114                 #include <sys/types.h>
 115         #endif
 116         #ifdef HAVE_SYS_SOCKET_H
 117                 #include <sys/socket.h>
 118         #endif
 119         #ifdef HAVE_NETINET_IN_H
 120                 #include <netinet/in.h>
 121         #endif
 122         ]]
 123 )
 124
 125 # -- Datatypes --
 126
 127 AC_MSG_CHECKING(whether socklen_t exists)
 128 AC_TRY_COMPILE([
 129 #include <sys/types.h>
 130 #include <sys/socket.h>
 131         ],[
 132         socklen_t a, b;
 133         a = 2; b = 4; a += b;
 134         ],[
 135         AC_DEFINE(HAVE_socklen_t) AC_MSG_RESULT(yes)
 136         ],[
 137         AC_MSG_RESULT(no)
 138 ])
 139
 140 AC_TYPE_SIGNAL
 141 AC_TYPE_SIZE_T
 142
 143 AC_CHECK_MEMBER([struct sockaddr_in.sin_len], AC_DEFINE(HAVE_sockaddr_in_len),,
 144  [#include <arpa/inet.h>])
 145
 146 # -- Libraries --
 147
 148 # A/UX needs this.
 149 AC_CHECK_LIB(UTIL,memmove)
 150 # needed on solaris. GNU libc also has a libnsl, but we do not need it.
 151 AC_SEARCH_LIBS(gethostbyname,nsl)
 152 AC_CHECK_LIB(socket,bind)
 153
 154 # -- Functions --
 155
 156 AC_FUNC_FORK
 157 AC_FUNC_STRFTIME
 158
 159 AC_CHECK_FUNCS([ \
 160         bind gethostbyaddr gethostbyname gethostname inet_ntoa \
 161         setsid setsockopt socket strcasecmp waitpid],,AC_MSG_ERROR([required function missing!]))
 162
 163 AC_CHECK_FUNCS(getaddrinfo getnameinfo inet_aton isdigit sigaction sigprocmask snprintf \
 164  vsnprintf strdup strlcpy strlcat strtok_r)
 165
 166 # -- Configuration options --
 167
 168 # use syslog?
 169
 170 x_syslog_on=no
 171 AC_ARG_WITH(syslog,
 172         [  --without-syslog        disable syslog (autodetected by default)],
 173         [       if test "$withval" != "no"; then
 174                         if test "$withval" != "yes"; then
 175                                 CFLAGS="-I$withval/include $CFLAGS"
 176                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 177                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 178                         fi
 179                         AC_CHECK_LIB(be, syslog)
 180                         AC_CHECK_FUNCS(syslog, x_syslog_on=yes,
 181                                 AC_MSG_ERROR([Can't enable syslog!])
 182                         )
 183                 fi
 184         ],
 185         [
 186                 AC_CHECK_LIB(be, syslog)
 187                 AC_CHECK_FUNCS(syslog, x_syslog_on=yes)
 188         ]
 189 )
 190 if test "$x_syslog_on" = "yes"; then
 191         AC_DEFINE(SYSLOG, 1)
 192         AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
 193 fi
 194
 195 # use zlib compression?
 196
 197 x_zlib_on=no
 198 AC_ARG_WITH(zlib,
 199         [  --without-zlib          disable zlib compression (autodetected by default)],
 200         [       if test "$withval" != "no"; then
 201                         if test "$withval" != "yes"; then
 202                                 CFLAGS="-I$withval/include $CFLAGS"
 203                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 204                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 205                         fi
 206                         AC_CHECK_LIB(z, deflate)
 207                         AC_CHECK_FUNCS(deflate, x_zlib_on=yes,
 208                                 AC_MSG_ERROR([Can't enable zlib!])
 209                         )
 210                 fi
 211         ],
 212         [       AC_CHECK_LIB(z, deflate)
 213                 AC_CHECK_FUNCS(deflate, x_zlib_on=yes)
 214         ]
 215 )
 216 if test "$x_zlib_on" = "yes"; then
 217         AC_DEFINE(ZLIB, 1)
 218         AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
 219 fi
 220
 221 # detect which IO API to use:
 222
 223 x_io_backend=none
 224
 225 AC_ARG_WITH(select,
 226         [  --without-select        disable select IO support (autodetected by default)],
 227         [       if test "$withval" != "no"; then
 228                         if test "$withval" != "yes"; then
 229                                 CFLAGS="-I$withval/include $CFLAGS"
 230                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 231                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 232                         fi
 233                         AC_CHECK_FUNCS(select, x_io_select=yes,
 234                                 AC_MSG_ERROR([Can't enable select IO support!])
 235                         )
 236                 fi
 237         ],
 238         [
 239                 AC_CHECK_FUNCS(select, x_io_select=yes)
 240         ]
 241 )
 242
 243 AC_ARG_WITH(poll,
 244         [  --without-poll          disable poll support (autodetected by default)],
 245         [       if test "$withval" != "no"; then
 246                         if test "$withval" != "yes"; then
 247                                 CFLAGS="-I$withval/include $CFLAGS"
 248                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 249                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 250                         fi
 251                         AC_CHECK_FUNCS(poll, x_io_backend=poll\(\),
 252                                 AC_MSG_ERROR([Can't enable poll IO support!])
 253                         )
 254                 fi
 255         ],
 256         [
 257                 AC_CHECK_FUNCS(poll, x_io_backend=poll\(\))
 258         ]
 259 )
 260
 261 AC_ARG_WITH(devpoll,
 262         [  --without-devpoll       disable /dev/poll IO support (autodetected by default)],
 263         [       if test "$withval" != "no"; then
 264                         if test "$withval" != "yes"; then
 265                                 CFLAGS="-I$withval/include $CFLAGS"
 266                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 267                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 268                         fi
 269
 270                                 AC_CHECK_HEADERS(sys/devpoll.h,,AC_MSG_ERROR([required C header missing!]))
 271                 fi
 272         ],
 273         [
 274                 AC_CHECK_HEADERS(sys/devpoll.h, x_io_backend=/dev/poll)
 275         ]
 276 )
 277
 278 AC_ARG_WITH(epoll,
 279         [  --without-epoll         disable epoll IO support (autodetected by default)],
 280         [       if test "$withval" != "no"; then
 281                         if test "$withval" != "yes"; then
 282                                 CFLAGS="-I$withval/include $CFLAGS"
 283                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 284                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 285                         fi
 286                         AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes,
 287                                 AC_MSG_ERROR([Can't enable epoll IO support!])
 288                         )
 289                 fi
 290         ],
 291         [
 292                 AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes)
 293         ]
 294 )
 295
 296 AC_ARG_WITH(kqueue,
 297         [  --without-kqueue        disable kqueue IO support (autodetected by default)],
 298         [       if test "$withval" != "no"; then
 299                         if test "$withval" != "yes"; then
 300                                 CFLAGS="-I$withval/include $CFLAGS"
 301                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 302                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 303                         fi
 304                         AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\),
 305                                 AC_MSG_ERROR([Can't enable kqueue IO support!])
 306                         )
 307                 fi
 308         ],
 309         [
 310                 AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\))
 311         ]
 312 )
 313
 314 if test "$x_io_epoll" = "yes" -a "$x_io_select" = "yes"; then
 315         # when epoll() and select() are available, we'll use both!
 316         x_io_backend="epoll(), select()"
 317 else
 318         if test "$x_io_epoll" = "yes"; then
 319                 # we prefere epoll() if it is available
 320                 x_io_backend="epoll()"
 321         else
 322                 if test "$x_io_select" = "yes" -a "$x_io_backend" = "none"; then
 323                         # we'll use select, when available and no "better"
 324                         # interface has been detected ...
 325                         x_io_backend="select()"
 326                 fi
 327         fi
 328 fi
 329
 330 if test "$x_io_backend" = "none"; then
 331         AC_MSG_ERROR([No useabe IO API activated/found!?])
 332 fi
 333
 334 # use SSL?
 335
 336 AC_ARG_WITH(openssl,
 337         [  --with-openssl          enable SSL support using OpenSSL],
 338         [       if test "$withval" != "no"; then
 339                         if test "$withval" != "yes"; then
 340                                 CFLAGS="-I$withval/include $CFLAGS"
 341                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 342                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 343                         fi
 344                         AC_CHECK_LIB(crypto, BIO_s_mem)
 345                         AC_CHECK_LIB(ssl, SSL_library_init)
 346                         AC_CHECK_FUNCS(SSL_library_init, x_ssl_openssl=yes,
 347                                 AC_MSG_ERROR([Can't enable openssl])
 348                         )
 349                 fi
 350         ]
 351 )
 352
 353 AC_ARG_WITH(gnutls,
 354         [  --with-gnutls           enable SSL support using gnutls],
 355         [       if test "$withval" != "no"; then
 356                         if test "$withval" != "yes"; then
 357                                 CFLAGS="-I$withval/include $CFLAGS"
 358                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 359                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 360                         fi
 361                         AC_CHECK_LIB(gnutls, gnutls_global_init)
 362                         AC_CHECK_FUNCS(gnutls_global_init, x_ssl_gnutls=yes,
 363                                 AC_MSG_ERROR([Can't enable gnutls])
 364                         )
 365                 fi
 366         ]
 367 )
 368
 369 x_ssl_lib="no"
 370 if test "$x_ssl_gnutls" = "yes"; then
 371         if test "$x_ssl_openssl" = "yes";then
 372                 AC_MSG_ERROR([Cannot enable both gnutls and openssl])
 373         fi
 374         x_ssl_lib=gnutls
 375 fi
 376 if test "$x_ssl_openssl" = "yes"; then
 377         x_ssl_lib=openssl
 378 fi
 379
 380 # use TCP wrappers?
 381
 382 x_tcpwrap_on=no
 383 AC_ARG_WITH(tcp-wrappers,
 384         [  --with-tcp-wrappers     enable TCP wrappers support],
 385         [       if test "$withval" != "no"; then
 386                         if test "$withval" != "yes"; then
 387                                 CFLAGS="-I$withval/include $CFLAGS"
 388                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 389                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 390                         fi
 391                         AC_MSG_CHECKING(for hosts_access)
 392                         LIBS="-lwrap $LIBS"
 393                         AC_TRY_LINK([
 394 #include <tcpd.h>
 395 int allow_severity = 0;
 396 int deny_severity = 0;
 397                                 ],[
 398                                 tcpd_warn("link test");
 399                                 ],[
 400                                 AC_MSG_RESULT(yes)
 401                                 AC_DEFINE(TCPWRAP, 1)
 402                                 x_tcpwrap_on=yes
 403                                 ],[
 404                                 AC_MSG_RESULT(no)
 405                                 AC_MSG_ERROR([Can't enable TCP wrappers!])
 406                         ])
 407                 fi
 408         ]
 409 )
 410
 411 # include support for "zeroconf"?
 412
 413 x_zeroconf_on=no
 414 AC_ARG_WITH(zeroconf,
 415         [  --with-zeroconf         enable support for "Zeroconf"],
 416         [       if test "$withval" != "no"; then
 417                         if test "$withval" != "yes"; then
 418                                 CFLAGS="-I$withval/include $CFLAGS"
 419                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 420                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 421                         fi
 422                         AC_CHECK_FUNCS(DNSServiceRegistrationCreate, x_zeroconf_on=osx,
 423                         [
 424                                 AC_CHECK_LIB(pthread, pthread_mutexattr_init)
 425                                 AC_CHECK_LIB(howl, sw_discovery_init)
 426                                 AC_CHECK_FUNCS(sw_discovery_init, \
 427                                  x_zeroconf_on=howl, \
 428                                  AC_MSG_ERROR([Can't enable Zeroconf!]))
 429                         ])
 430                 fi
 431         ]
 432 )
 433 if test "$x_zeroconf_on" = "osx"; then
 434         AC_CHECK_HEADERS([DNSServiceDiscovery/DNSServiceDiscovery.h \
 435          mach/port.h],,AC_MSG_ERROR([required C header missing!]))
 436         AC_DEFINE(ZEROCONF, 1)
 437 fi
 438 if test "$x_zeroconf_on" = "howl"; then
 439         for dir in /usr/local/include /usr/local/include/howl* \
 440          /usr/include /usr/include/howl* \
 441          /usr/local/include/avahi* /usr/include/avahi*; do
 442                 test -d "$dir" || continue
 443                 AC_MSG_CHECKING([for Howl headers in $dir])
 444                 if test -f "$dir/rendezvous/rendezvous.h"; then
 445                         if test "$dir" != "/usr/local/include" -a \
 446                          "$dir" != "/usr/include"; then
 447                                 CFLAGS="-I$dir $CFLAGS"
 448                                 CPPFLAGS="-I$dir $CPPFLAGS"
 449                         fi
 450                         AC_MSG_RESULT(yes)
 451                         break
 452                 else
 453                         AC_MSG_RESULT(no)
 454                 fi
 455         done
 456         AC_CHECK_HEADERS([rendezvous/rendezvous.h],, \
 457          AC_MSG_ERROR([required C header missing!]))
 458         AC_DEFINE(ZEROCONF, 1)
 459 fi
 460
 461 # do IDENT requests using libident?
 462
 463 x_identauth_on=no
 464 AC_ARG_WITH(ident,
 465         [  --with-ident            enable "IDENT" ("AUTH") protocol support],
 466         [       if test "$withval" != "no"; then
 467                         if test "$withval" != "yes"; then
 468                                 CFLAGS="-I$withval/include $CFLAGS"
 469                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 470                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 471                         fi
 472                         AC_CHECK_LIB(ident, ident_id)
 473                         AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
 474                                 AC_MSG_ERROR([Can't enable IDENT support!])
 475                         )
 476                 fi
 477         ]
 478 )
 479 if test "$x_identauth_on" = "yes"; then
 480         AC_DEFINE(IDENTAUTH, 1)
 481         AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
 482 fi
 483
 484 # compile in PAM support?
 485
 486 x_pam_on=no
 487 AC_ARG_WITH(pam,
 488         [  --with-pam              enable user authentication using PAM],
 489         [       if test "$withval" != "no"; then
 490                         if test "$withval" != "yes"; then
 491                                 CFLAGS="-I$withval/include $CFLAGS"
 492                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 493                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 494                         fi
 495                         AC_CHECK_LIB(pam, pam_authenticate)
 496                         AC_CHECK_FUNCS(pam_authenticate, x_pam_on=yes,
 497                                 AC_MSG_ERROR([Can't enable PAM support!])
 498                         )
 499                 fi
 500         ]
 501 )
 502 if test "$x_pam_on" = "yes"; then
 503         AC_DEFINE(PAM, 1)
 504         AC_CHECK_HEADERS(security/pam_appl.h,pam_ok=yes)
 505         if test "$pam_ok" != "yes"; then
 506                 AC_CHECK_HEADERS(pam/pam_appl.h,pam_ok=yes,
 507                         AC_MSG_ERROR([required C header missing!]))
 508         fi
 509 fi
 510
 511 # compile in IRC+ protocol support?
 512
 513 x_ircplus_on=yes
 514 AC_ARG_ENABLE(ircplus,
 515         [  --disable-ircplus       disable IRC+ protocol],
 516         if test "$enableval" = "no"; then x_ircplus_on=no; fi
 517 )
 518 if test "$x_ircplus_on" = "yes"; then
 519         AC_DEFINE(IRCPLUS, 1)
 520 fi
 521
 522 # enable support for IPv6?
 523 x_ipv6_on=no
 524 AC_ARG_ENABLE(ipv6,
 525         [  --enable-ipv6           enable IPv6 protocol support],
 526         if test "$enableval" = "yes"; then x_ipv6_on=yes; fi
 527 )
 528 if test "$x_ipv6_on" = "yes"; then
 529         # getaddrinfo() and getnameinfo() are optional when not compiling
 530         # with IPv6 support, but are required for IPv6 to work!
 531         AC_CHECK_FUNCS([ \
 532                 getaddrinfo getnameinfo \
 533                 ],,AC_MSG_ERROR([required function missing for IPv6 support!]))
 534         AC_DEFINE(WANT_IPV6, 1)
 535 fi
 536
 537 # compile in IRC "sniffer"?
 538
 539 x_sniffer_on=no; x_debug_on=no
 540 AC_ARG_ENABLE(sniffer,
 541         [  --enable-sniffer        enable IRC traffic sniffer (enables debug mode)],
 542         if test "$enableval" = "yes"; then
 543                 AC_DEFINE(SNIFFER, 1)
 544                 x_sniffer_on=yes; x_debug_on=yes
 545         fi
 546 )
 547
 548 # enable additional debugging code?
 549
 550 AC_ARG_ENABLE(debug,
 551         [  --enable-debug          show additional debug output],
 552         if test "$enableval" = "yes"; then x_debug_on=yes; fi
 553 )
 554 if test "$x_debug_on" = "yes"; then
 555         AC_DEFINE(DEBUG, 1)
 556         test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
 557         AC_CHECK_FUNCS(mtrace)
 558 fi
 559
 560 # enable "strict RFC rules"?
 561
 562 x_strict_rfc_on=no
 563 AC_ARG_ENABLE(strict-rfc,
 564         [  --enable-strict-rfc     strict RFC conformance -- may break clients!],
 565         if test "$enableval" = "yes"; then
 566                 AC_DEFINE(STRICT_RFC, 1)
 567                 x_strict_rfc_on=yes
 568         fi
 569 )
 570
 571 # -- Definitions --
 572
 573 AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" )
 574 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" )
 575 AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" )
 576
 577 # Add additional CFLAGS, eventually specified on the command line, but after
 578 # running this configure script. Useful for "-Werror" for example.
 579 test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
 580
 581 # -- Generate files --
 582
 583 AC_OUTPUT([ \
 584         Makefile \
 585         doc/Makefile \
 586         doc/src/Makefile \
 587         src/Makefile \
 588         src/portab/Makefile \
 589         src/ipaddr/Makefile \
 590         src/tool/Makefile \
 591         src/ngircd/Makefile \
 592         src/testsuite/Makefile \
 593         man/Makefile \
 594         contrib/Makefile \
 595         contrib/Debian/Makefile \
 596         contrib/MacOSX/Makefile \
 597         contrib/MacOSX/ngIRCd.xcodeproj/Makefile \
 598         contrib/MacOSX/ngIRCd.pmdoc/Makefile \
 599 ])
 600
 601 type dpkg >/dev/null 2>&1
 602 if test $? -eq 0; then
 603         # Generate debian/ link if the dpkg command exists
 604         # (read: if we are running on a debian compatible system)
 605         echo "creating Debian-specific links ..."
 606         test -f debian/rules || ln -s contrib/Debian debian
 607 fi
 608
 609 # -- Result --
 610
 611 echo
 612 echo "ngIRCd $PACKAGE_VERSION has been configured with the following options:"
 613 echo
 614
 615 # Someone please show me a better way :)  [borrowed by OpenSSH]
 616 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
 617 S=`eval echo ${sbindir}` ; S=`eval echo ${S}`
 618 C=`eval echo ${sysconfdir}` ; C=`eval echo ${C}`
 619 M=`eval echo ${mandir}` ; M=`eval echo ${M}`
 620 D=`eval echo ${docdir}` ; D=`eval echo ${D}`
 621
 622 echo "             Target: ${target}"
 623 test "$target" != "$host" && echo "               Host: ${host}"
 624 echo "           Compiler: ${CC}"
 625 test -n "$CFLAGS"       && echo "     Compiler flags: ${CFLAGS}"
 626 test -n "$CPPFLAGS"     && echo " Preprocessor flags: ${CPPFLAGS}"
 627 test -n "$LDFLAGS"      && echo "       Linker flags: ${LDFLAGS}"
 628 test -n "$LIBS"         && echo "          Libraries: ${LIBS}"
 629 echo
 630 echo "    'ngircd' binary: $S"
 631 echo " Configuration file: $C"
 632 echo "       Manual pages: $M"
 633 echo "      Documentation: $D"
 634 echo
 635
 636 echo $ECHO_N "     Syslog support: $ECHO_C"
 637 test "$x_syslog_on" = "yes" \
 638         && echo $ECHO_N "yes   $ECHO_C" \
 639         || echo $ECHO_N "no    $ECHO_C"
 640 echo $ECHO_N "  Enable debug code: $ECHO_C"
 641 test "$x_debug_on" = "yes" \
 642         && echo "yes" \
 643         || echo "no"
 644
 645 echo $ECHO_N "   zlib compression: $ECHO_C"
 646 test "$x_zlib_on" = "yes" \
 647         && echo $ECHO_N "yes   $ECHO_C" \
 648         || echo $ECHO_N "no    $ECHO_C"
 649 echo $ECHO_N "        IRC sniffer: $ECHO_C"
 650 test "$x_sniffer_on" = "yes" \
 651         && echo "yes" \
 652         || echo "no"
 653
 654 echo $ECHO_N "   Use TCP Wrappers: $ECHO_C"
 655 test "$x_tcpwrap_on" = "yes" \
 656         && echo $ECHO_N "yes   $ECHO_C" \
 657         || echo $ECHO_N "no    $ECHO_C"
 658 echo $ECHO_N "    Strict RFC mode: $ECHO_C"
 659 test "$x_strict_rfc_on" = "yes" \
 660         && echo "yes" \
 661         || echo "no"
 662
 663 echo $ECHO_N "   Zeroconf support: $ECHO_C"
 664 case "$x_zeroconf_on" in
 665         osx)
 666                 echo $ECHO_N "Apple $ECHO_C"
 667                 ;;
 668         howl)
 669                 echo $ECHO_N "Howl  $ECHO_C"
 670                 ;;
 671         *)
 672                 echo $ECHO_N "no    $ECHO_C"
 673                 ;;
 674 esac
 675 echo $ECHO_N "      IRC+ protocol: $ECHO_C"
 676 test "$x_ircplus_on" = "yes" \
 677         && echo "yes" \
 678         || echo "no"
 679
 680 echo $ECHO_N "      IDENT support: $ECHO_C"
 681 test "$x_identauth_on" = "yes" \
 682         && echo $ECHO_N "yes   $ECHO_C" \
 683         || echo $ECHO_N "no    $ECHO_C"
 684 echo $ECHO_N "        I/O backend: $ECHO_C"
 685         echo "\"$x_io_backend\""
 686
 687 echo $ECHO_N "      IPv6 protocol: $ECHO_C"
 688 test "$x_ipv6_on" = "yes" \
 689         && echo $ECHO_N "yes   $ECHO_C" \
 690         || echo $ECHO_N "no    $ECHO_C"
 691 echo $ECHO_N "        SSL support: $ECHO_C"
 692 echo "$x_ssl_lib"
 693
 694 echo $ECHO_N "        PAM support: $ECHO_C"
 695 test "$x_pam_on" = "yes" \
 696         && echo "yes" \
 697         || echo "no"
 698
 699 echo
 700
 701 # -eof-