2 # ngIRCd -- The Next Generation IRC Daemon
3 # Copyright (c)2001-2005 Alexander Barton <alex@barton.de>
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.
11 # $Id: configure.in,v 1.124 2006/10/02 21:57:13 fw Exp $
14 # -- Initialisation --
17 AC_INIT(ngircd, CVSHEAD)
18 AC_CONFIG_SRCDIR(src/ngircd/ngircd.c)
21 AM_CONFIG_HEADER(src/config.h)
23 # -- Templates for config.h --
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([ZEROCONF], [Define if support for Zeroconf should be included])
34 AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
36 AH_TEMPLATE([TARGET_OS], [Target operating system name])
37 AH_TEMPLATE([TARGET_VENDOR], [Target system vendor])
38 AH_TEMPLATE([TARGET_CPU], [Target CPU name])
44 # -- Helper programs --
52 # -- Compiler Features --
58 # -- Hard coded system and compiler dependencies/features/options ... --
60 AC_DEFUN([GCC_STACK_PROTECT_CC],[
62 # we use -fstack-protector-all for the test to enfoce the use of the guard variable
63 AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
64 ssp_old_cflags="$CFLAGS"
65 CFLAGS="$CFLAGS -fstack-protector-all"
66 AC_TRY_LINK(,,, ssp_cc=no)
68 CFLAGS="$ssp_old_cflags"
69 if test "X$ssp_cc" = "Xyes"; then
70 CFLAGS="$CFLAGS -fstack-protector"
71 AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
76 if test "$GCC" = "yes"; then
77 # We are using the GNU C compiler. Good!
78 CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
85 # This is HP/UX, we need to define _XOPEN_SOURCE_EXTENDED
86 # (tested with HP/UX 11.11)
87 CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
91 # Add additional CFLAGS, eventually specified on the command line:
92 test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
94 CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
103 ctype.h errno.h fcntl.h netdb.h netinet/in.h stdlib.h string.h \
104 strings.h sys/socket.h sys/time.h unistd.h \
105 ],,AC_MSG_ERROR([required C header missing!]))
107 AC_CHECK_HEADERS([arpa/inet.h ctype.h malloc.h stdbool.h stddef.h varargs.h])
111 AC_MSG_CHECKING(whether socklen_t exists)
113 #include <sys/types.h>
114 #include <sys/socket.h>
117 a = 2; b = 4; a += b;
119 AC_DEFINE(HAVE_socklen_t) AC_MSG_RESULT(yes)
130 AC_CHECK_LIB(UTIL,memmove)
131 AC_CHECK_LIB(socket,bind)
132 AC_CHECK_LIB(nsl,gethostent)
140 bind gethostbyaddr gethostbyname gethostname inet_ntoa malloc memmove \
141 memset realloc setsid setsockopt socket strcasecmp strchr strcspn strerror \
142 strstr waitpid],,AC_MSG_ERROR([required function missing!]))
144 AC_CHECK_FUNCS(inet_aton isdigit sigaction snprintf vsnprintf strdup strlcpy strlcat)
146 AC_CHECK_FUNCS(select,[AC_CHECK_HEADERS(sys/select.h)],
147 AC_MSG_ERROR([required function select() is missing!])
150 # -- Configuration options --
154 [ --without-syslog disable syslog (autodetected by default)],
155 [ if test "$withval" != "no"; then
156 if test "$withval" != "yes"; then
157 CFLAGS="-I$withval/include $CFLAGS"
158 CPPFLAGS="-I$withval/include $CPPFLAGS"
159 LDFLAGS="-L$withval/lib $LDFLAGS"
161 AC_CHECK_LIB(be, syslog)
162 AC_CHECK_FUNCS(syslog, x_syslog_on=yes,
163 AC_MSG_ERROR([Can't enable syslog!])
168 AC_CHECK_LIB(be, syslog)
169 AC_CHECK_FUNCS(syslog, x_syslog_on=yes)
172 if test "$x_syslog_on" = "yes"; then
174 AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
179 [ --without-zlib disable zlib compression (autodetected by default)],
180 [ if test "$withval" != "no"; then
181 if test "$withval" != "yes"; then
182 CFLAGS="-I$withval/include $CFLAGS"
183 CPPFLAGS="-I$withval/include $CPPFLAGS"
184 LDFLAGS="-L$withval/lib $LDFLAGS"
186 AC_CHECK_LIB(z, deflate)
187 AC_CHECK_FUNCS(deflate, x_zlib_on=yes,
188 AC_MSG_ERROR([Can't enable zlib!])
192 [ AC_CHECK_LIB(z, deflate)
193 AC_CHECK_FUNCS(deflate, x_zlib_on=yes)
196 if test "$x_zlib_on" = "yes"; then
198 AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
202 x_io_backend=select\(\)
204 [ --without-poll disable poll support (autodetected by default)],
205 [ if test "$withval" != "no"; then
206 if test "$withval" != "yes"; then
207 CFLAGS="-I$withval/include $CFLAGS"
208 CPPFLAGS="-I$withval/include $CPPFLAGS"
209 LDFLAGS="-L$withval/lib $LDFLAGS"
211 AC_CHECK_FUNCS(poll, x_io_backend=poll\(\),
212 AC_MSG_ERROR([Can't enable poll support!])
217 AC_CHECK_FUNCS(poll, x_io_backend=poll\(\))
223 [ --without-devpoll disable /dev/poll support (autodetected by default)],
224 [ if test "$withval" != "no"; then
225 if test "$withval" != "yes"; then
226 CFLAGS="-I$withval/include $CFLAGS"
227 CPPFLAGS="-I$withval/include $CPPFLAGS"
228 LDFLAGS="-L$withval/lib $LDFLAGS"
231 AC_CHECK_HEADERS(sys/devpoll.h,,AC_MSG_ERROR([required C header missing!]))
235 AC_CHECK_HEADERS(sys/devpoll.h,x_io_backend=/dev/poll,)
240 [ --without-epoll disable epoll support (autodetected by default)],
241 [ if test "$withval" != "no"; then
242 if test "$withval" != "yes"; then
243 CFLAGS="-I$withval/include $CFLAGS"
244 CPPFLAGS="-I$withval/include $CPPFLAGS"
245 LDFLAGS="-L$withval/lib $LDFLAGS"
247 AC_CHECK_FUNCS(epoll_create, x_io_backend=epoll\(\),
248 AC_MSG_ERROR([Can't enable epoll support!])
253 AC_CHECK_FUNCS(epoll_create, x_io_backend=epoll\(\))
259 [ --without-kqueue disable kqueue support (autodetected by default)],
260 [ if test "$withval" != "no"; then
261 if test "$withval" != "yes"; then
262 CFLAGS="-I$withval/include $CFLAGS"
263 CPPFLAGS="-I$withval/include $CPPFLAGS"
264 LDFLAGS="-L$withval/lib $LDFLAGS"
266 AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\),
267 AC_MSG_ERROR([Can't enable kqueue support!])
272 AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\))
278 AC_ARG_WITH(tcp-wrappers,
279 [ --with-tcp-wrappers enable TCP wrappers support],
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 $LDFLAGS"
286 AC_MSG_CHECKING(for hosts_access)
290 int allow_severity = 0;
291 int deny_severity = 0;
293 tcpd_warn("link test");
296 AC_DEFINE(TCPWRAP, 1)
300 AC_MSG_ERROR([Can't enable TCP wrappers!])
307 AC_ARG_WITH(zeroconf,
308 [ --with-zeroconf enable support for "Zeroconf"],
309 [ if test "$withval" != "no"; then
310 if test "$withval" != "yes"; then
311 CFLAGS="-I$withval/include $CFLAGS"
312 CPPFLAGS="-I$withval/include $CPPFLAGS"
313 LDFLAGS="-L$withval/lib $LDFLAGS"
315 AC_CHECK_FUNCS(DNSServiceRegistrationCreate, x_zeroconf_on=osx,
317 AC_CHECK_LIB(pthread, pthread_mutexattr_init)
318 AC_CHECK_LIB(howl, sw_discovery_init)
319 AC_CHECK_FUNCS(sw_discovery_init, \
320 x_zeroconf_on=howl, \
321 AC_MSG_ERROR([Can't enable Zeroconf!]))
326 if test "$x_zeroconf_on" = "osx"; then
327 AC_CHECK_HEADERS([DNSServiceDiscovery/DNSServiceDiscovery.h \
328 mach/port.h],,AC_MSG_ERROR([required C header missing!]))
329 AC_DEFINE(ZEROCONF, 1)
331 if test "$x_zeroconf_on" = "howl"; then
332 for dir in /usr/local/include /usr/local/include/howl* \
333 /usr/include /usr/include/howl* \
334 /usr/local/include/avahi* /usr/include/avahi*; do
335 test -d "$dir" || continue
336 AC_MSG_CHECKING([for Howl headers in $dir])
337 if test -f "$dir/rendezvous/rendezvous.h"; then
338 if test "$dir" != "/usr/local/include" -a \
339 "$dir" != "/usr/include"; then
340 CFLAGS="-I$dir $CFLAGS"
341 CPPFLAGS="-I$dir $CPPFLAGS"
349 AC_CHECK_HEADERS([rendezvous/rendezvous.h],, \
350 AC_MSG_ERROR([required C header missing!]))
351 AC_DEFINE(ZEROCONF, 1)
356 [ --with-ident enable "IDENT" ("AUTH") protocol support],
357 [ if test "$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 $LDFLAGS"
363 AC_CHECK_LIB(ident, ident_id)
364 AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
365 AC_MSG_ERROR([Can't enable IDENT support!])
370 if test "$x_identauth_on" = "yes"; then
371 AC_DEFINE(IDENTAUTH, 1)
372 AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
376 AC_ARG_ENABLE(ircplus,
377 [ --disable-ircplus disable IRC+ protocol],
378 if test "$enableval" = "no"; then x_ircplus_on=no; fi
380 if test "$x_ircplus_on" = "yes"; then
381 AC_DEFINE(IRCPLUS, 1)
384 x_sniffer_on=no; x_debug_on=no
385 AC_ARG_ENABLE(sniffer,
386 [ --enable-sniffer enable IRC traffic sniffer (enables debug mode)],
387 if test "$enableval" = "yes"; then
388 AC_DEFINE(SNIFFER, 1)
389 x_sniffer_on=yes; x_debug_on=yes
394 [ --enable-debug show additional debug output],
395 if test "$enableval" = "yes"; then x_debug_on=yes; fi
397 if test "$x_debug_on" = "yes"; then
399 test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
403 AC_ARG_ENABLE(strict-rfc,
404 [ --enable-strict-rfc strict RFC conformance -- may break clients!],
405 if test "$enableval" = "yes"; then
406 AC_DEFINE(STRICT_RFC, 1)
413 AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" )
414 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" )
415 AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" )
417 # Add additional CFLAGS, eventually specified on the command line, but after
418 # running this configure script. Useful for "-Werror" for example.
419 test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
421 # -- Generate files --
428 src/portab/Makefile \
430 src/ngircd/Makefile \
431 src/testsuite/Makefile \
434 contrib/Debian/Makefile \
435 contrib/MacOSX/Makefile \
438 type dpkg >/dev/null 2>&1
439 if test $? -eq 0; then
440 # Generate debian/ link if the dpkg command exists
441 # (read: if we are running on a debian compatible system)
442 echo "creating Debian-specific links ..."
443 test -f debian/rules || ln -s contrib/Debian debian
449 echo "ngIRCd $PACKAGE_VERSION has been configured with the following options:"
452 # Someone please show me a better way :) [borrowed by OpenSSH]
453 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
454 S=`eval echo ${sbindir}` ; S=`eval echo ${S}`
455 C=`eval echo ${sysconfdir}` ; C=`eval echo ${C}`
456 M=`eval echo ${mandir}` ; M=`eval echo ${M}`
457 D=`eval echo ${datadir}/doc/${PACKAGE}` ; D=`eval echo ${D}`
459 echo " Target: ${target}"
460 test "$target" != "$host" && echo " Host: ${host}"
461 echo " Compiler: ${CC}"
462 test -n "$CFLAGS" && echo " Compiler flags: ${CFLAGS}"
463 test -n "$CPPFLAGS" && echo " Preprocessor flags: ${CPPFLAGS}"
464 test -n "$LDFLAGS" && echo " Linker flags: ${LDFLAGS}"
465 test -n "$LIBS" && echo " Libraries: ${LIBS}"
467 echo " 'ngircd' binary: $S"
468 echo " Configuration file: $C"
469 echo " Manual pages: $M"
470 echo " Documentation: $D"
473 echo $ECHO_N " Syslog support: $ECHO_C"
474 test "$x_syslog_on" = "yes" \
475 && echo $ECHO_N "yes $ECHO_C" \
476 || echo $ECHO_N "no $ECHO_C"
477 echo $ECHO_N " Enable debug code: $ECHO_C"
478 test "$x_debug_on" = "yes" \
482 echo $ECHO_N " zlib compression: $ECHO_C"
483 test "$x_zlib_on" = "yes" \
484 && echo $ECHO_N "yes $ECHO_C" \
485 || echo $ECHO_N "no $ECHO_C"
486 echo $ECHO_N " IRC sniffer: $ECHO_C"
487 test "$x_sniffer_on" = "yes" \
491 echo $ECHO_N " Use TCP Wrappers: $ECHO_C"
492 test "$x_tcpwrap_on" = "yes" \
493 && echo $ECHO_N "yes $ECHO_C" \
494 || echo $ECHO_N "no $ECHO_C"
495 echo $ECHO_N " Strict RFC mode: $ECHO_C"
496 test "$x_strict_rfc_on" = "yes" \
500 echo $ECHO_N " Zeroconf support: $ECHO_C"
501 case "$x_zeroconf_on" in
503 echo $ECHO_N "Apple $ECHO_C"
506 echo $ECHO_N "Howl $ECHO_C"
509 echo $ECHO_N "no $ECHO_C"
512 echo $ECHO_N " IRC+ protocol: $ECHO_C"
513 test "$x_ircplus_on" = "yes" \
517 echo $ECHO_N " IDENT support: $ECHO_C"
518 test "$x_identauth_on" = "yes" \
519 && echo $ECHO_N "yes $ECHO_C" \
520 || echo $ECHO_N "no $ECHO_C"
521 echo $ECHO_N " I/O backend: $ECHO_C"
522 echo "\"$x_io_backend\""