1 dnl Process this file with autoconf to produce a configure script.
4 AC_INIT([Citadel], [7.01], [http://www.citadel.org/])
5 AC_REVISION([$Revision$])
6 AC_CONFIG_SRCDIR([citserver.c])
7 AC_PREFIX_DEFAULT(/usr/local/citadel)
8 if test "$prefix" = NONE; then
9 AC_DEFINE_UNQUOTED(CTDLDIR, "$ac_default_prefix")
11 AC_DEFINE_UNQUOTED(CTDLDIR, "$prefix")
15 dnl Make sure we see all GNU and Solaris extensions.
19 dnl Checks for the Datadir
21 [ --with-datadir directory to store the databases under],
22 [ if test "x$withval" != "xno" ; then
23 AC_DEFINE(HAVE_DATA_DIR)
24 AC_DEFINE_UNQUOTED(DATA_DIR, "$withval")
25 MAKE_DATA_DIR=$withval
26 AC_SUBST(MAKE_DATA_DIR)
31 dnl Checks for the spooldir
33 [ --with-spooldir directory to keep queues under],
34 [ if test "x$withval" != "xno" ; then
35 AC_DEFINE(HAVE_SPOOL_DIR)
36 AC_DEFINE_UNQUOTED(SPOOL_DIR,"$withval")
37 MAKE_SPOOL_DIR=$withval
38 AC_SUBST(MAKE_SPOOL_DIR)
44 dnl Checks for the Configdir
45 AC_ARG_WITH(sysconfdir,
46 [ --with-sysconfdir directory to store the configs under],
47 [ if test "x$withval" != "xno" ; then
48 AC_DEFINE(HAVE_ETC_DIR)
49 AC_DEFINE_UNQUOTED(ETC_DIR, "$withval")
51 AC_SUBST(MAKE_ETC_DIR)
57 dnl Checks for the run-dir for the sockets
59 [ --with-rundir directory to store the configs under],
60 [ if test "x$withval" != "xno" ; then
61 AC_DEFINE(HAVE_RUN_DIR)
62 AC_DEFINE_UNQUOTED(RUN_DIR, "$withval")
64 AC_SUBST(MAKE_RUN_DIR)
70 dnl Checks for the Pseudo Random Generator sockets TODO: this keeps being default.
71 AC_DEFINE_UNQUOTED(EGD_POOL, "/var/run/egd-pool")
73 [ --with-egdpool the socket from Pseudo Random Generator, defaults to /var/run/egd-pool],
74 [ if test "x$withval" != "xno" ; then
75 AC_DEFINE_UNQUOTED(EGD_POOL, "$withval")
82 [ --with-docdir where to install the documentation. default: /usr/local/citadel/],
83 [ if test "x$withval" != "xno" ; then
85 AC_SUBST(MAKE_DOC_DIR)
92 AC_ARG_ENABLE(chkpwd, [ --disable-chkpwd don't build 'chkpwd'])
94 AC_ARG_ENABLE(threaded-client, [ --disable-threaded-client
95 disable multithreaded client])
97 AC_ARG_ENABLE(pie, [ --enable-pie build position-independent executables])
99 AC_ARG_WITH(pam, [ --with-pam use PAM if present (see PAM.txt before you try this)])
100 AC_ARG_WITH(kthread, [ --with-kthread use kernel threads (on FreeBSD) (not recommended yet)])
101 AC_ARG_WITH(db, [ --with-db@<:@=DIR@:>@ use Sleepycat DB 3.x @<:@DIR=/usr/local/BerkeleyDB.3.@<:@123@:>@@:>@])
103 [ --with-ssl=PATH Specify path to OpenSSL installation ],
105 if test "x$withval" != "xno" ; then
110 AC_ARG_WITH(ncurses, [ --without-ncurses don't use ncurses])
112 AC_ARG_WITH(with_zlib, [ --with-zlib use zlib compression if present])
113 AC_ARG_WITH(with_ldap, [ --with-ldap use OpenLDAP client library])
114 AC_ARG_WITH(with_libical, [ --with-libical use libical calendaring library])
115 AC_ARG_WITH(with_libsieve, [ --with-libsieve use libsieve mail sorting library])
116 AC_ARG_WITH(with_newt, [ --with-newt use newt window library])
118 if test "x$with_db" != xno -a "x$with_db" != xyes -a "$with_db"; then
122 test -f /usr/local/lib/libdb.a -o -f /usr/local/lib/libdb.so \
123 -o -f /usr/local/lib/libdb4.a -o -f /usr/local/lib/libdb4.so \
126 test -d /usr/local/BerkeleyDB.4.1 && db_dir=/usr/local/BerkeleyDB.4.1
127 test -d /usr/local/BerkeleyDB.4.2 && db_dir=/usr/local/BerkeleyDB.4.2
128 test -d /usr/local/BerkeleyDB.4.3 && db_dir=/usr/local/BerkeleyDB.4.3
131 dnl By default, we only build the client (citadel and whobbs) unless we can
132 dnl figure out how to build with POSIX threads.
136 PTHREAD_DEFS=-D_REENTRANT
137 AC_MSG_CHECKING([how to compile with POSIX threads])
139 dnl BSDI 3.0 wants relocatable object modules instead of shared libs
140 dnl for dlopen(), and has a wrapper script to link with shared libs.
141 dnl Also has stupid non-reentrant gethostbyaddr() and friends.
143 test -z "$CC" -a -x /usr/bin/shlicc2 && CC=shlicc2
144 AC_DEFINE(HAVE_NONREENTRANT_NETDB)
145 AC_MSG_RESULT([Old BSDI])
148 AC_DEFINE(HAVE_NONREENTRANT_NETDB)
149 AC_MSG_RESULT([BSD/OS])
151 dnl Curses support on Mac OS X is kind of screwed at the moment.
153 AC_DEFINE(DISABLE_CURSES)
154 AC_MSG_RESULT([Mac OS X])
156 dnl Digital Unix has an odd way to build for pthreads, and we can't
157 dnl build pthreads programs with gcc due to header problems.
159 test -z "$CC" && CC=cc
160 LIBS="-lpthread -lexc $LIBS"
162 AC_MSG_RESULT([Tru64 or Digital UNIX])
164 dnl FreeBSD is similar to Digital UNIX with DEC C, which has a -pthread flag:
166 if test "$with_kthread" = yes; then
167 LIBS="-kthread $LIBS"
169 LIBS="-pthread $LIBS"
172 PTHREAD_DEFS=-D_THREAD_SAFE
173 AC_MSG_RESULT([FreeBSD])
176 LIBS="-pthread $LIBS"
178 PTHREAD_DEFS=-pthread
179 AC_MSG_RESULT([OpenBSD])
182 PTHREAD_DEFS="-D_REENTRANT -pthread"
183 AC_MSG_RESULT([Linux])
186 PTHREAD_DEFS="-D_REENTRANT -D_PTHREADS"
187 AC_MSG_RESULT([Solaris])
190 SERVER_LDFLAGS="-Wl,-subsystem,windows"
191 AC_MSG_RESULT([Cygwin])
194 AC_MSG_RESULT([default])
197 dnl DEFS="$DEFS $PTHREAD_DEFS"
200 dnl Checks for programs.
203 dnl Set up system-dependent compiler flags.
204 if test "$GCC" = yes; then
205 if test "$CC" = icc; then
209 *-*-solaris*|alpha*-dec-osf*)
210 CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wno-char-subscripts $PTHREAD_DEFS"
213 CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wstrict-prototypes $PTHREAD_DEFS"
219 if test "x$enable_pie" = xyes; then
220 save_CFLAGS="$CFLAGS"
221 save_LDFLAGS="$LDFLAGS"
222 CFLAGS="$CFLAGS -fpie"
223 LDFLAGS="$LDFLAGS -pie -fpie"
224 AC_CACHE_CHECK([whether compiler accepts -pie -fpie], ac_cv_pie_fpie,
226 ac_cv_pie_fpie=yes, ac_cv_pie_fpie=no)])
227 if test $ac_cv_pie_fpie = no; then
228 CFLAGS="$save_CFLAGS"
229 LDFLAGS="$save_LDFLAGS"
235 missing_dir=`cd $ac_aux_dir && pwd`
236 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
237 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
239 dnl Checks for system services.
241 dnl Check the size of various builtin types; see typesize.h (error)
242 AC_CHECK_SIZEOF(char, 0)
243 AC_CHECK_SIZEOF(short, 0)
244 AC_CHECK_SIZEOF(int, 0)
245 AC_CHECK_SIZEOF(long, 0)
246 dnl AC_CHECK_SIZEOF(long long, 0)
248 dnl Checks for libraries.
250 dnl We want to test for the following in libc before checking for their
251 dnl respective libraries, because some systems (like Irix) have both, and the
252 dnl non-libc versions may be broken.
253 AC_CHECK_FUNCS(crypt gethostbyname connect)
255 if test "$ac_cv_func_gethostbyname" = no; then
256 AC_CHECK_LIB(nsl, gethostbyname)
259 if test "$ac_cv_func_connect" = no; then
260 AC_CHECK_LIB(socket, connect)
263 dnl Check for Solaris realtime support
264 AC_CHECK_LIB(rt, sched_yield)
266 dnl Determine the system's authentication capabilities.
267 dnl We currently support PAM, standard getpwnam(), and getspnam()
268 dnl (Linux shadow passwords)
270 if test "$with_pam" = yes; then
272 AC_CHECK_LIB(pam, pam_start, [chkpwd_LIBS="-lpam $chkpwd_LIBS"
274 AC_CHECK_FUNCS(pam_start)
275 test "$enable_chkpwd" != no && LIBS=$save_LIBS
277 if test "$ac_cv_func_pam_start" = no -o "$with_pam" != yes; then
279 AC_SEARCH_LIBS(getspnam, shadow, [
280 if test "$ac_cv_search_getspnam" = -lshadow; then
281 chkpwd_LIBS="-lshadow $chkpwd_LIBS"
283 test "$enable_chkpwd" != no && LIBS=$save_LIBS
284 if test "$ac_cv_func_crypt" = no; then
285 AC_CHECK_LIB(crypt, crypt, [
286 chkpwd_LIBS="-lcrypt $chkpwd_LIBS"
287 test "$enable_chkpwd" = no && \
288 LIBS="-lcrypt $LIBS"])
291 if test "$ac_cv_func_crypt" = yes -o "$ac_cv_lib_crypt_crypt" = yes -o "$ac_cv_func_pam_start" = yes; then
292 if test "$enable_chkpwd" != no; then
293 AC_DEFINE(ENABLE_CHKPWD)
300 test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
301 AC_CHECK_LIB(resolv, res_query, RESOLV="$RESOLV -lresolv")
303 if test "x$with_ncurses" != "xno"; then
304 AC_SEARCH_LIBS(tgetent, [ncurses curses termcap])
305 AC_SEARCH_LIBS(scrollok, [ncurses curses])
306 AC_SEARCH_LIBS(initscr, [ncurses curses])
308 AC_SEARCH_LIBS(tgetent, [curses termcap])
309 AC_SEARCH_LIBS(initscr, [curses])
311 AC_CHECK_FUNCS(vw_printw wcolor_set resizeterm wresize)
313 dnl Check for libpthread(s) if we're not using Digital UNIX or FreeBSD. (On
314 dnl which the -pthread flag takes care of this.)
315 if test "$check_pthread" != no; then
316 AC_CHECK_LIB(pthread, pthread_create)
317 AC_CHECK_LIB(pthreads, pthread_create)
320 test -d /usr/kerberos/include && CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
322 # The big search for OpenSSL
323 if test "$with_ssl" != "no"; then
325 saved_LDFLAGS="$LDFLAGS"
326 saved_CFLAGS="$CFLAGS"
327 if test "x$prefix" != "xNONE"; then
328 tryssldir="$tryssldir $prefix"
330 AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
331 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
332 CFLAGS="$saved_CFLAGS"
333 LDFLAGS="$saved_LDFLAGS"
334 LIBS="$saved_LIBS -lssl -lcrypto"
336 # Skip directories if they don't exist
337 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
340 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
341 # Try to use $ssldir/lib if it exists, otherwise
343 if test -d "$ssldir/lib" ; then
344 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
345 if test ! -z "$need_dash_r" ; then
346 LDFLAGS="-R$ssldir/lib $LDFLAGS"
349 LDFLAGS="-L$ssldir $saved_LDFLAGS"
350 if test ! -z "$need_dash_r" ; then
351 LDFLAGS="-R$ssldir $LDFLAGS"
354 # Try to use $ssldir/include if it exists, otherwise
356 if test -d "$ssldir/include" ; then
357 CFLAGS="-I$ssldir/include $saved_CFLAGS"
359 CFLAGS="-I$ssldir $saved_CFLAGS"
363 # Basic test to check for compatible version and correct linking
364 # *does not* test for RSA - that comes later.
368 #include <openssl/rand.h>
372 memset(a, 0, sizeof(a));
373 RAND_add(a, sizeof(a), sizeof(a));
374 return(RAND_status() <= 0);
383 if test ! -z "$found_crypto" ; then
388 if test -z "$ssldir" ; then
392 if test ! -z "$found_crypto" ; then
393 ac_cv_openssldir=$ssldir
395 ac_cv_openssldir="no"
399 LDFLAGS="$saved_LDFLAGS"
400 CFLAGS="$saved_CFLAGS"
402 if test "x$ac_cv_openssldir" != "xno" ; then
403 AC_DEFINE(HAVE_OPENSSL)
404 LIBS="-lssl -lcrypto $LIBS"
405 dnl Need to recover ssldir - test above runs in subshell
406 ssldir=$ac_cv_openssldir
407 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
408 # Try to use $ssldir/lib if it exists, otherwise
410 if test -d "$ssldir/lib" ; then
411 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
412 if test ! -z "$need_dash_r" ; then
413 LDFLAGS="-R$ssldir/lib $LDFLAGS"
416 LDFLAGS="-L$ssldir $saved_LDFLAGS"
417 if test ! -z "$need_dash_r" ; then
418 LDFLAGS="-R$ssldir $LDFLAGS"
421 # Try to use $ssldir/include if it exists, otherwise
423 if test -d "$ssldir/include" ; then
424 CFLAGS="-I$ssldir/include $saved_CFLAGS"
426 CFLAGS="-I$ssldir $saved_CFLAGS"
432 if test "x$with_db" != xno; then
433 test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
437 if test -d "$db_dir/include/db4"; then
438 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
440 elif test "$db_dir"; then
441 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
442 elif test -d /usr/include/db4; then
443 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
448 AC_CHECK_DB([db db-4.1 db-4 db4],
450 DATABASE=database_sleepycat.c
452 AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
453 library. Use --with-db=PATH to specify
458 dnl Checks for the zlib compression library.
459 if test "x$with_zlib" != xno ; then
460 AC_CHECK_HEADERS(zlib.h,
461 [AC_CHECK_LIB(z, zlibVersion,
466 if test "x$ok_zlib" = xyes ; then
467 SERVER_LIBS="-lz $SERVER_LIBS"
474 dnl Checks for the OpenLDAP client library.
475 if test "x$with_ldap" != xno ; then
476 AC_CHECK_HEADERS(ldap.h,
477 [AC_CHECK_LIB(ldap, ldap_init,
482 if test "x$ok_ldap" = xyes ; then
483 SERVER_LIBS="-lldap $SERVER_LIBS"
490 dnl Checks for the newt window library.
491 if test "x$with_newt" != xno ; then
492 AC_CHECK_HEADERS(newt.h,
493 [AC_CHECK_LIB(newt, newtInit,
498 if test "x$ok_newt" = xyes ; then
499 SETUP_LIBS="-lnewt $SETUP_LIBS"
507 dnl Checks for the libsieve mailbox sorting library.
508 if test "x$with_libsieve" != xno ; then
509 AC_CHECK_HEADERS(sieve2.h,
510 [AC_CHECK_LIB(sieve, sieve2_license,
515 if test "x$ok_libsieve" = xyes ; then
516 SERVER_LIBS="-lsieve $SERVER_LIBS"
517 AC_DEFINE(HAVE_LIBSIEVE)
523 dnl Checks for the libical calendaring library.
524 if test "x$with_libical" != xno ; then
525 AC_CHECK_HEADERS(ical.h,
526 [AC_CHECK_LIB(ical, icalcomponent_new,
531 if test "x$ok_libical" = xyes ; then
538 sscanf(ICAL_VERSION, "%d.%d", &major, &minor);
539 v = 100*major + minor;
540 printf("libical version: %i\n", v);
542 printf("This version is ok.\n");
545 printf("libical 0.24 or newer required.\n");
546 printf("Citadel will be built without calendar support.\n");
551 SERVER_LIBS="-lical $SERVER_LIBS"
552 AC_DEFINE(HAVE_LIBICAL)
560 dnl Checks for header files.
566 dnl TODO: for the DB header checks, we should check whether the headers
567 dnl define db_env_create, somehow
569 AC_CHECK_HEADERS(curses.h dl.h fcntl.h limits.h malloc.h termios.h sys/ioctl.h sys/select.h sys/time.h sys/prctl.h syslog.h unistd.h utmp.h utmpx.h paths.h db.h db4/db.h pthread.h netinet/in.h arpa/nameser.h arpa/nameser_compat.h)
572 dnl need to check if this is actually compilable, sometimes there are
573 dnl conflicts with the system's headers (eg solaris xpg4 style headers)
575 if test "x$with_ncurses" != xno; then
576 AC_CHECK_HEADERS(ncurses.h,,,[ ])
579 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H),,
580 [#ifdef HAVE_SYS_TYPES_H
581 #include <sys/types.h>
583 #ifdef HAVE_NETINET_IN_H
584 #include <netinet/in.h>
586 #ifdef HAVE_ARPA_NAMESER_H
587 #include <arpa/nameser.h>
591 dnl Checks for typedefs, structures, and compiler characteristics.
597 dnl defined in acinclude.m4:
600 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
601 [AC_TRY_COMPILE([#include <sys/types.h>
602 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
603 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
604 if test $ac_cv_struct_ut_type = yes; then
605 AC_DEFINE(HAVE_UT_TYPE)
608 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
609 [AC_TRY_COMPILE([#include <sys/types.h>
610 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
611 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
612 if test $ac_cv_struct_ut_host = yes; then
613 AC_DEFINE(HAVE_UT_HOST)
616 dnl Checks for library functions.
618 AC_PROG_GCC_TRADITIONAL
621 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
623 dnl Now check for pthreads
625 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
626 dnl we need to include pthread.h
628 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
629 [AC_TRY_LINK([#include <pthread.h>],
632 /* The GNU C library defines this for functions which it implements
633 to always fail with ENOSYS. Some functions are actually named
634 something starting with __ and the normal name is an alias. */
635 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
638 pthread_cancel(thread);
640 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
641 if test "$ac_cv_func_pthread_cancel" = yes; then
642 AC_DEFINE(HAVE_PTHREAD_CANCEL)
645 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
646 [AC_TRY_LINK([#include <pthread.h>],
647 [ /* The GNU C library defines this for functions which it implements
648 to always fail with ENOSYS. Some functions are actually named
649 something starting with __ and the normal name is an alias. */
650 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
653 pthread_create(NULL, NULL, NULL, NULL);
655 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
656 if test "$ac_cv_func_pthread_create" = yes; then
657 test "$DATABASE" && TARGETS="client server utils"
658 if test "x$enable_threaded_client" != xno; then
659 AC_DEFINE(THREADED_CLIENT)
663 AC_REPLACE_FUNCS(snprintf getutline)
665 # AC_CACHE_CHECK([the weather], ac_cv_weather, [
667 # echo $ECHO_N "opening your window... $ECHO_C" >&6
669 # month=`date | cut -f 2 -d ' '`
672 # ac_cv_weather="it's cold!"
675 # ac_cv_weather="it's wet!"
678 # ac_cv_weather="it's hot!"
681 # ac_cv_weather="it's cool"
683 # May | Jun | Sep | *)
684 # ac_cv_weather="it's fine"
691 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
692 number=`date | cut -c 19`
695 ac_cv_under_the_bed="lunatics and monsters found"
698 ac_cv_under_the_bed="dust bunnies found"
703 dnl Done! Now write the Makefile and sysdep.h
707 AC_SUBST(chkpwd_LIBS)
710 AC_SUBST(SERVER_LDFLAGS)
711 AC_SUBST(SERVER_LIBS)
713 AC_CONFIG_HEADER(sysdep.h)
714 AC_CONFIG_FILES([Makefile])
715 AC_OUTPUT(database_cleanup.sh)
717 if test -z "$DATABASE"; then
718 AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
721 echo ------------------------------------------------------------------------
722 echo 'zlib compression: ' $ok_zlib
723 echo 'Calendar support: ' $ok_libical
724 echo 'LDAP support: ' $ok_ldap
725 echo 'Sieve mailbox filtering support: ' $ok_libsieve
727 echo 'Note: if you are not using Linux, make sure you are using GNU make'
728 echo '(gmake) to compile Citadel.'