configure.in

   1 #
   2 # ngIRCd -- The Next Generation IRC Daemon
   3 # Copyright (c)2001-2012 Alexander Barton (alex@barton.de) and Contributors
   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 define(VERSION_ID,esyscmd(git describe|sed -e 's/rel-//g'|sed -e 's/-/~/'|tr -d \\n))
  13
  14 # -- Initialisation --
  15
  16 AC_PREREQ([2.67])
  17 AC_INIT([ngIRCd], VERSION_ID,
  18         [ngircd-ml@ngircd.barton.de], [ngircd], [http://ngircd.barton.de/])
  19
  20 AC_CONFIG_SRCDIR([src/ngircd/ngircd.c])
  21 AC_CONFIG_HEADER([src/config.h])
  22 AC_CANONICAL_TARGET
  23
  24 AM_INIT_AUTOMAKE([1.11])
  25
  26 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  27
  28 # -- Templates for config.h --
  29
  30 AH_TEMPLATE([DEBUG], [Define if debug-mode should be enabled])
  31 AH_TEMPLATE([HAVE_sockaddr_in_len], [Define if sockaddr_in.sin_len exists])
  32 AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists])
  33 AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
  34 AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used])
  35 AH_TEMPLATE([PAM], [Define if PAM should be used])
  36 AH_TEMPLATE([SNIFFER], [Define if IRC sniffer should be enabled])
  37 AH_TEMPLATE([STRICT_RFC], [Define if ngIRCd should behave strict RFC compliant])
  38 AH_TEMPLATE([SYSLOG], [Define if syslog should be used for logging])
  39 AH_TEMPLATE([TCPWRAP], [Define if TCP wrappers should be used])
  40 AH_TEMPLATE([WANT_IPV6], [Define if IPV6 protocol should be enabled])
  41 AH_TEMPLATE([ZLIB], [Define if zlib compression should be enabled])
  42
  43 AH_TEMPLATE([TARGET_OS], [Target operating system name])
  44 AH_TEMPLATE([TARGET_VENDOR], [Target system vendor])
  45 AH_TEMPLATE([TARGET_CPU], [Target CPU name])
  46
  47 # -- C Compiler --
  48
  49 AC_PROG_CC
  50 AC_PROG_CC_STDC
  51 AC_C_PROTOTYPES
  52
  53 # -- Helper programs --
  54
  55 AC_PROG_AWK
  56 AC_PROG_INSTALL
  57 AC_PROG_LN_S
  58 AC_PROG_MAKE_SET
  59 AC_PROG_RANLIB
  60
  61 # -- Compiler Features --
  62
  63 AC_C_CONST
  64 AC_C_INLINE
  65 AM_C_PROTOTYPES
  66
  67 # -- Hard coded system and compiler dependencies/features/options ... --
  68
  69 AC_DEFUN([GCC_STACK_PROTECT_CC],[
  70   ssp_cc=yes
  71   # we use -fstack-protector-all for the test to enfoce the use of the guard variable
  72   AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
  73   ssp_old_cflags="$CFLAGS"
  74   CFLAGS="$CFLAGS -fstack-protector-all"
  75   AC_TRY_LINK(,,, ssp_cc=no)
  76   echo $ssp_cc
  77   CFLAGS="$ssp_old_cflags"
  78   if test "X$ssp_cc" = "Xyes"; then
  79       CFLAGS="$CFLAGS -fstack-protector"
  80       AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
  81   fi
  82 ])
  83
  84 if test "$GCC" = "yes"; then
  85         # We are using the GNU C compiler. Good!
  86         CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
  87
  88         GCC_STACK_PROTECT_CC
  89 fi
  90
  91 case "$target_os" in
  92         hpux*)
  93                 # This is HP/UX, we need to define _XOPEN_SOURCE_EXTENDED
  94                 # (tested with HP/UX 11.11)
  95                 CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
  96                 ;;
  97 esac
  98
  99 # Add additional CFLAGS, eventually specified on the command line:
 100 test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
 101
 102 CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
 103
 104 # -- Headers --
 105
 106 AC_HEADER_STDC
 107 AC_HEADER_SYS_WAIT
 108 AC_HEADER_TIME
 109
 110 # Required header files
 111 AC_CHECK_HEADERS([ \
 112         fcntl.h inttypes.h netdb.h netinet/in.h netinet/in_systm.h stdlib.h \
 113         string.h strings.h sys/socket.h sys/time.h unistd.h \
 114         ],,AC_MSG_ERROR([required C header missing!]))
 115
 116 # Optional header files
 117 AC_CHECK_HEADERS([ \
 118         arpa/inet.h malloc.h netinet/ip.h stdbool.h stddef.h stdint.h \
 119         varargs.h \
 120         ])
 121
 122 # -- Datatypes --
 123
 124 AC_MSG_CHECKING(whether socklen_t exists)
 125 AC_TRY_COMPILE([
 126 #include <sys/types.h>
 127 #include <sys/socket.h>
 128         ],[
 129         socklen_t a, b;
 130         a = 2; b = 4; a += b;
 131         ],[
 132         AC_DEFINE(HAVE_socklen_t) AC_MSG_RESULT(yes)
 133         ],[
 134         AC_MSG_RESULT(no)
 135 ])
 136
 137 AC_TYPE_PID_T
 138 AC_TYPE_SIGNAL
 139 AC_TYPE_SIZE_T
 140 AC_TYPE_SSIZE_T
 141 AC_TYPE_UID_T
 142 AC_TYPE_UINT16_T
 143 AC_TYPE_UINT32_T
 144 AC_TYPE_UINT8_T
 145
 146 AC_CHECK_MEMBER([struct sockaddr_in.sin_len], AC_DEFINE(HAVE_sockaddr_in_len),,
 147  [#include <arpa/inet.h>])
 148
 149 # -- Libraries --
 150
 151 # A/UX needs this.
 152 AC_CHECK_LIB(UTIL,memmove)
 153 # needed on solaris. GNU libc also has a libnsl, but we do not need it.
 154 AC_SEARCH_LIBS(gethostbyname,nsl)
 155 AC_CHECK_LIB(socket,bind)
 156
 157 # -- Functions --
 158
 159 AC_FUNC_FORK
 160 AC_FUNC_MALLOC
 161 AC_FUNC_REALLOC
 162 AC_FUNC_STRFTIME
 163
 164 # Required functions
 165 AC_CHECK_FUNCS([ \
 166         alarm dup2 endpwent gethostbyaddr gethostbyname gethostname \
 167         gettimeofday inet_ntoa memmove memset setsid socket strcasecmp \
 168         strchr strcspn strerror strncasecmp strrchr strspn strstr \
 169         ],,
 170         AC_MSG_ERROR([required function missing!]))
 171
 172 # Optional functions
 173 AC_CHECK_FUNCS([ \
 174         gai_strerror getaddrinfo getnameinfo inet_aton sigaction sigprocmask \
 175         snprintf vsnprintf strdup strlcpy strlcat strtok_r waitpid])
 176
 177 # -- Configuration options --
 178
 179 # use syslog?
 180
 181 x_syslog_on=no
 182 AC_ARG_WITH(syslog,
 183         [  --without-syslog        disable syslog (autodetected by default)],
 184         [       if test "$withval" != "no"; then
 185                         if test "$withval" != "yes"; then
 186                                 CFLAGS="-I$withval/include $CFLAGS"
 187                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 188                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 189                         fi
 190                         AC_CHECK_LIB(be, syslog)
 191                         AC_CHECK_FUNCS(syslog, x_syslog_on=yes,
 192                                 AC_MSG_ERROR([Can't enable syslog!])
 193                         )
 194                 fi
 195         ],
 196         [
 197                 AC_CHECK_LIB(be, syslog)
 198                 AC_CHECK_FUNCS(syslog, x_syslog_on=yes)
 199         ]
 200 )
 201 if test "$x_syslog_on" = "yes"; then
 202         AC_DEFINE(SYSLOG, 1)
 203         AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
 204 fi
 205
 206 # use zlib compression?
 207
 208 x_zlib_on=no
 209 AC_ARG_WITH(zlib,
 210         [  --without-zlib          disable zlib compression (autodetected by default)],
 211         [       if test "$withval" != "no"; then
 212                         if test "$withval" != "yes"; then
 213                                 CFLAGS="-I$withval/include $CFLAGS"
 214                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 215                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 216                         fi
 217                         AC_CHECK_LIB(z, deflate)
 218                         AC_CHECK_FUNCS(deflate, x_zlib_on=yes,
 219                                 AC_MSG_ERROR([Can't enable zlib!])
 220                         )
 221                 fi
 222         ],
 223         [       AC_CHECK_LIB(z, deflate)
 224                 AC_CHECK_FUNCS(deflate, x_zlib_on=yes)
 225         ]
 226 )
 227 if test "$x_zlib_on" = "yes"; then
 228         AC_DEFINE(ZLIB, 1)
 229         AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
 230 fi
 231
 232 # detect which IO API to use:
 233
 234 x_io_backend=none
 235
 236 AC_ARG_WITH(select,
 237         [  --without-select        disable select IO support (autodetected by default)],
 238         [       if test "$withval" != "no"; then
 239                         if test "$withval" != "yes"; then
 240                                 CFLAGS="-I$withval/include $CFLAGS"
 241                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 242                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 243                         fi
 244                         AC_CHECK_FUNCS(select, x_io_select=yes,
 245                                 AC_MSG_ERROR([Can't enable select IO support!])
 246                         )
 247                 fi
 248         ],
 249         [
 250                 AC_CHECK_FUNCS(select, x_io_select=yes)
 251         ]
 252 )
 253
 254 AC_ARG_WITH(poll,
 255         [  --without-poll          disable poll support (autodetected by default)],
 256         [       if test "$withval" != "no"; then
 257                         if test "$withval" != "yes"; then
 258                                 CFLAGS="-I$withval/include $CFLAGS"
 259                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 260                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 261                         fi
 262                         AC_CHECK_FUNCS(poll, [
 263                                 AC_CHECK_HEADERS(poll.h,
 264                                         x_io_backend=poll\(\),
 265                                         AC_MSG_ERROR(
 266                                              [Can't enable poll IO support!])
 267                                 )
 268                         ], [
 269                                 AC_MSG_ERROR([Can't enable poll IO support!])
 270                         ])
 271                 fi
 272         ],
 273         [
 274                 AC_CHECK_FUNCS(poll, [
 275                         AC_CHECK_HEADERS(poll.h, x_io_backend=poll\(\))
 276                 ])
 277         ]
 278 )
 279
 280 AC_ARG_WITH(devpoll,
 281         [  --without-devpoll       disable /dev/poll IO support (autodetected by default)],
 282         [       if test "$withval" != "no"; then
 283                         if test "$withval" != "yes"; then
 284                                 CFLAGS="-I$withval/include $CFLAGS"
 285                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 286                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 287                         fi
 288
 289                                 AC_CHECK_HEADERS(sys/devpoll.h,,AC_MSG_ERROR([required C header missing!]))
 290                 fi
 291         ],
 292         [
 293                 AC_CHECK_HEADERS(sys/devpoll.h, x_io_backend=/dev/poll)
 294         ]
 295 )
 296
 297 AC_ARG_WITH(epoll,
 298         [  --without-epoll         disable epoll IO support (autodetected by default)],
 299         [       if test "$withval" != "no"; then
 300                         if test "$withval" != "yes"; then
 301                                 CFLAGS="-I$withval/include $CFLAGS"
 302                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 303                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 304                         fi
 305                         AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes,
 306                                 AC_MSG_ERROR([Can't enable epoll IO support!])
 307                         )
 308                 fi
 309         ],
 310         [
 311                 AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes)
 312         ]
 313 )
 314
 315 AC_ARG_WITH(kqueue,
 316         [  --without-kqueue        disable kqueue IO support (autodetected by default)],
 317         [       if test "$withval" != "no"; then
 318                         if test "$withval" != "yes"; then
 319                                 CFLAGS="-I$withval/include $CFLAGS"
 320                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 321                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 322                         fi
 323                         AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\),
 324                                 AC_MSG_ERROR([Can't enable kqueue IO support!])
 325                         )
 326                 fi
 327         ],
 328         [
 329                 AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\))
 330         ]
 331 )
 332
 333 if test "$x_io_epoll" = "yes" -a "$x_io_select" = "yes"; then
 334         # when epoll() and select() are available, we'll use both!
 335         x_io_backend="epoll(), select()"
 336 else
 337         if test "$x_io_epoll" = "yes"; then
 338                 # we prefere epoll() if it is available
 339                 x_io_backend="epoll()"
 340         else
 341                 if test "$x_io_select" = "yes" -a "$x_io_backend" = "none"; then
 342                         # we'll use select, when available and no "better"
 343                         # interface has been detected ...
 344                         x_io_backend="select()"
 345                 fi
 346         fi
 347 fi
 348
 349 if test "$x_io_backend" = "none"; then
 350         AC_MSG_ERROR([No useable IO API activated/found!?])
 351 fi
 352
 353 # use SSL?
 354
 355 AC_ARG_WITH(openssl,
 356         [  --with-openssl          enable SSL support using OpenSSL],
 357         [       if test "$withval" != "no"; then
 358                         if test "$withval" != "yes"; then
 359                                 CFLAGS="-I$withval/include $CFLAGS"
 360                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 361                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 362                         fi
 363                         AC_CHECK_LIB(crypto, BIO_s_mem)
 364                         AC_CHECK_LIB(ssl, SSL_library_init)
 365                         AC_CHECK_FUNCS(SSL_library_init, x_ssl_openssl=yes,
 366                                 AC_MSG_ERROR([Can't enable openssl])
 367                         )
 368                 fi
 369         ]
 370 )
 371
 372 AC_ARG_WITH(gnutls,
 373         [  --with-gnutls           enable SSL support using gnutls],
 374         [       if test "$withval" != "no"; then
 375                         if test "$withval" != "yes"; then
 376                                 CFLAGS="-I$withval/include $CFLAGS"
 377                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 378                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 379                         fi
 380                         AC_CHECK_LIB(gnutls, gnutls_global_init)
 381                         AC_CHECK_FUNCS(gnutls_global_init, x_ssl_gnutls=yes,
 382                                 AC_MSG_ERROR([Can't enable gnutls])
 383                         )
 384                 fi
 385         ]
 386 )
 387
 388 x_ssl_lib="no"
 389 if test "$x_ssl_gnutls" = "yes"; then
 390         if test "$x_ssl_openssl" = "yes";then
 391                 AC_MSG_ERROR([Cannot enable both gnutls and openssl])
 392         fi
 393         x_ssl_lib=gnutls
 394 fi
 395 if test "$x_ssl_openssl" = "yes"; then
 396         x_ssl_lib=openssl
 397 fi
 398
 399 # use TCP wrappers?
 400
 401 x_tcpwrap_on=no
 402 AC_ARG_WITH(tcp-wrappers,
 403         [  --with-tcp-wrappers     enable TCP wrappers support],
 404         [       if test "$withval" != "no"; then
 405                         if test "$withval" != "yes"; then
 406                                 CFLAGS="-I$withval/include $CFLAGS"
 407                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 408                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 409                         fi
 410                         AC_MSG_CHECKING(for hosts_access)
 411                         LIBS="-lwrap $LIBS"
 412                         AC_TRY_LINK([
 413 #include <tcpd.h>
 414 int allow_severity = 0;
 415 int deny_severity = 0;
 416                                 ],[
 417                                 tcpd_warn("link test");
 418                                 ],[
 419                                 AC_MSG_RESULT(yes)
 420                                 AC_DEFINE(TCPWRAP, 1)
 421                                 x_tcpwrap_on=yes
 422                                 ],[
 423                                 AC_MSG_RESULT(no)
 424                                 AC_MSG_ERROR([Can't enable TCP wrappers!])
 425                         ])
 426                 fi
 427         ]
 428 )
 429
 430 # do IDENT requests using libident?
 431
 432 x_identauth_on=no
 433 AC_ARG_WITH(ident,
 434         [  --with-ident            enable "IDENT" ("AUTH") protocol support],
 435         [       if test "$withval" != "no"; then
 436                         if test "$withval" != "yes"; then
 437                                 CFLAGS="-I$withval/include $CFLAGS"
 438                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 439                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 440                         fi
 441                         AC_CHECK_LIB(ident, ident_id)
 442                         AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
 443                                 AC_MSG_ERROR([Can't enable IDENT support!])
 444                         )
 445                 fi
 446         ]
 447 )
 448 if test "$x_identauth_on" = "yes"; then
 449         AC_DEFINE(IDENTAUTH, 1)
 450         AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
 451 fi
 452
 453 # compile in PAM support?
 454
 455 x_pam_on=no
 456 AC_ARG_WITH(pam,
 457         [  --with-pam              enable user authentication using PAM],
 458         [       if test "$withval" != "no"; then
 459                         if test "$withval" != "yes"; then
 460                                 CFLAGS="-I$withval/include $CFLAGS"
 461                                 CPPFLAGS="-I$withval/include $CPPFLAGS"
 462                                 LDFLAGS="-L$withval/lib $LDFLAGS"
 463                         fi
 464                         AC_CHECK_LIB(pam, pam_authenticate)
 465                         AC_CHECK_FUNCS(pam_authenticate, x_pam_on=yes,
 466                                 AC_MSG_ERROR([Can't enable PAM support!])
 467                         )
 468                 fi
 469         ]
 470 )
 471 if test "$x_pam_on" = "yes"; then
 472         AC_DEFINE(PAM, 1)
 473         AC_CHECK_HEADERS(security/pam_appl.h,pam_ok=yes)
 474         if test "$pam_ok" != "yes"; then
 475                 AC_CHECK_HEADERS(pam/pam_appl.h,pam_ok=yes,
 476                         AC_MSG_ERROR([required C header missing!]))
 477         fi
 478 fi
 479
 480 # compile in IRC+ protocol support?
 481
 482 x_ircplus_on=yes
 483 AC_ARG_ENABLE(ircplus,
 484         [  --disable-ircplus       disable IRC+ protocol],
 485         if test "$enableval" = "no"; then x_ircplus_on=no; fi
 486 )
 487 if test "$x_ircplus_on" = "yes"; then
 488         AC_DEFINE(IRCPLUS, 1)
 489 fi
 490
 491 # enable support for IPv6?
 492 x_ipv6_on=no
 493 AC_ARG_ENABLE(ipv6,
 494         [  --enable-ipv6           enable IPv6 protocol support],
 495         if test "$enableval" = "yes"; then x_ipv6_on=yes; fi
 496 )
 497 if test "$x_ipv6_on" = "yes"; then
 498         # getaddrinfo() and getnameinfo() are optional when not compiling
 499         # with IPv6 support, but are required for IPv6 to work!
 500         AC_CHECK_FUNCS([ \
 501                 getaddrinfo getnameinfo \
 502                 ],,AC_MSG_ERROR([required function missing for IPv6 support!]))
 503         AC_DEFINE(WANT_IPV6, 1)
 504 fi
 505
 506 # compile in IRC "sniffer"?
 507
 508 x_sniffer_on=no; x_debug_on=no
 509 AC_ARG_ENABLE(sniffer,
 510         [  --enable-sniffer        enable IRC traffic sniffer (enables debug mode)],
 511         if test "$enableval" = "yes"; then
 512                 AC_DEFINE(SNIFFER, 1)
 513                 x_sniffer_on=yes; x_debug_on=yes
 514         fi
 515 )
 516
 517 # enable additional debugging code?
 518
 519 AC_ARG_ENABLE(debug,
 520         [  --enable-debug          show additional debug output],
 521         if test "$enableval" = "yes"; then x_debug_on=yes; fi
 522 )
 523 if test "$x_debug_on" = "yes"; then
 524         AC_DEFINE(DEBUG, 1)
 525         test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
 526         AC_CHECK_FUNCS(mtrace)
 527 fi
 528
 529 # enable "strict RFC rules"?
 530
 531 x_strict_rfc_on=no
 532 AC_ARG_ENABLE(strict-rfc,
 533         [  --enable-strict-rfc     strict RFC conformance -- may break clients!],
 534         if test "$enableval" = "yes"; then
 535                 AC_DEFINE(STRICT_RFC, 1)
 536                 x_strict_rfc_on=yes
 537         fi
 538 )
 539
 540 # -- Definitions --
 541
 542 AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" )
 543 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" )
 544 AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" )
 545
 546 # Add additional CFLAGS, eventually specified on the command line, but after
 547 # running this configure script. Useful for "-Werror" for example.
 548 test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
 549
 550 # -- Generate files --
 551
 552 AC_OUTPUT([ \
 553         Makefile \
 554         contrib/Anope/Makefile \
 555         contrib/Debian/Makefile \
 556         contrib/MacOSX/Makefile \
 557         contrib/MacOSX/ngIRCd.pmdoc/Makefile \
 558         contrib/MacOSX/ngIRCd.xcodeproj/Makefile \
 559         contrib/Makefile \
 560         doc/Makefile \
 561         doc/src/Makefile \
 562         man/Makefile \
 563         src/ipaddr/Makefile \
 564         src/Makefile \
 565         src/ngircd/Makefile \
 566         src/portab/Makefile \
 567         src/testsuite/Makefile \
 568         src/tool/Makefile \
 569 ])
 570
 571 type dpkg >/dev/null 2>&1
 572 if test $? -eq 0; then
 573         # Generate debian/ link if the dpkg command exists
 574         # (read: if we are running on a debian compatible system)
 575         echo "creating Debian-specific links ..."
 576         test -f debian/rules || ln -s contrib/Debian debian
 577 fi
 578
 579 # -- Result --
 580
 581 echo
 582 echo "ngIRCd $PACKAGE_VERSION has been configured with the following options:"
 583 echo
 584
 585 # Someone please show me a better way :)  [borrowed by OpenSSH]
 586 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
 587 S=`eval echo ${sbindir}` ; S=`eval echo ${S}`
 588 C=`eval echo ${sysconfdir}` ; C=`eval echo ${C}`
 589 M=`eval echo ${mandir}` ; M=`eval echo ${M}`
 590 D=`eval echo ${docdir}` ; D=`eval echo ${D}`
 591
 592 echo "             Target: ${target}"
 593 test "$target" != "$host" && echo "               Host: ${host}"
 594 echo "           Compiler: ${CC}"
 595 test -n "$CFLAGS"       && echo "     Compiler flags: ${CFLAGS}"
 596 test -n "$CPPFLAGS"     && echo " Preprocessor flags: ${CPPFLAGS}"
 597 test -n "$LDFLAGS"      && echo "       Linker flags: ${LDFLAGS}"
 598 test -n "$LIBS"         && echo "          Libraries: ${LIBS}"
 599 echo
 600 echo "    'ngircd' binary: $S"
 601 echo " Configuration file: $C"
 602 echo "       Manual pages: $M"
 603 echo "      Documentation: $D"
 604 echo
 605
 606 echo $ECHO_N "     Syslog support: $ECHO_C"
 607 test "$x_syslog_on" = "yes" \
 608         && echo $ECHO_N "yes   $ECHO_C" \
 609         || echo $ECHO_N "no    $ECHO_C"
 610 echo $ECHO_N "  Enable debug code: $ECHO_C"
 611 test "$x_debug_on" = "yes" \
 612         && echo "yes" \
 613         || echo "no"
 614
 615 echo $ECHO_N "   zlib compression: $ECHO_C"
 616 test "$x_zlib_on" = "yes" \
 617         && echo $ECHO_N "yes   $ECHO_C" \
 618         || echo $ECHO_N "no    $ECHO_C"
 619 echo $ECHO_N "        IRC sniffer: $ECHO_C"
 620 test "$x_sniffer_on" = "yes" \
 621         && echo "yes" \
 622         || echo "no"
 623
 624 echo $ECHO_N "   Use TCP Wrappers: $ECHO_C"
 625 test "$x_tcpwrap_on" = "yes" \
 626         && echo $ECHO_N "yes   $ECHO_C" \
 627         || echo $ECHO_N "no    $ECHO_C"
 628 echo $ECHO_N "    Strict RFC mode: $ECHO_C"
 629 test "$x_strict_rfc_on" = "yes" \
 630         && echo "yes" \
 631         || echo "no"
 632
 633 echo $ECHO_N "      IDENT support: $ECHO_C"
 634 test "$x_identauth_on" = "yes" \
 635         && echo $ECHO_N "yes   $ECHO_C" \
 636         || echo $ECHO_N "no    $ECHO_C"
 637 echo $ECHO_N "      IRC+ protocol: $ECHO_C"
 638 test "$x_ircplus_on" = "yes" \
 639         && echo "yes" \
 640         || echo "no"
 641
 642 echo $ECHO_N "      IPv6 protocol: $ECHO_C"
 643 test "$x_ipv6_on" = "yes" \
 644         && echo $ECHO_N "yes   $ECHO_C" \
 645         || echo $ECHO_N "no    $ECHO_C"
 646 echo $ECHO_N "        I/O backend: $ECHO_C"
 647         echo "\"$x_io_backend\""
 648
 649 echo $ECHO_N "        PAM support: $ECHO_C"
 650 test "$x_pam_on" = "yes" \
 651         && echo $ECHO_N "yes   $ECHO_C" \
 652         || echo $ECHO_N "no    $ECHO_C"
 653 echo $ECHO_N "        SSL support: $ECHO_C"
 654 echo "$x_ssl_lib"
 655
 656 echo
 657
 658 # -eof-