Remove unused AUTH variable from the buildsystem
[citadel] / citadel / configure.ac
1 dnl Process this file with autoconf to produce a configure script.
2 AC_PREREQ(2.52)
3 AC_INIT([Citadel], [8.00], [http://www.citadel.org/])
4 AC_REVISION([$Revision: 5108 $])
5 AC_CONFIG_SRCDIR([citserver.c])
6 AC_CONFIG_HEADER(sysdep.h)
7 AC_CONFIG_MACRO_DIR([m4])
8 AC_PREFIX_DEFAULT(/usr/local/citadel)
9 if test "$prefix" = NONE; then
10         AC_DEFINE_UNQUOTED(CTDLDIR, "$ac_default_prefix", [define this to the Citadel home directory])
11         ssl_dir="$ac_default_prefix/keys"
12         localedir=$ac_default_prefix
13 else
14         AC_DEFINE_UNQUOTED(CTDLDIR, "$prefix", [define this to the Citadel home directory])
15         ssl_dir="$prefix/keys"
16         localedir=$prefix
17 fi
18
19 dnl Make sure we see all GNU and Solaris extensions.
20 AC_GNU_SOURCE
21
22
23 dnl Checks for the Datadir
24 AC_ARG_WITH(datadir, 
25                     [  --with-datadir          directory to store the databases under],
26                         [ if test "x$withval" != "xno" ; then
27                                               AC_DEFINE(HAVE_DATA_DIR,[],[use alternate database location?])
28                                               AC_DEFINE_UNQUOTED(DATA_DIR, "$withval",[define, if the user suplied a data-directory to use.])
29                                               MAKE_DATA_DIR=$withval
30                                               AC_SUBST(MAKE_DATA_DIR)
31                           fi
32                         ]
33 )
34
35
36 dnl Checks for the helpDatadir
37 AC_ARG_WITH(helpdir, 
38                     [  --with-helpdir          directory to store the helpfiles under],
39                         [ if test "x$withval" != "xno" ; then
40                                               AC_DEFINE(HAVE_HELP_DIR,[],[use alternate database location?])
41                                               AC_DEFINE_UNQUOTED(HELP_DIR, "$withval",[define, if the user suplied a helpfile-directory to use.])
42                                               MAKE_HELP_DIR=$withval
43                                               AC_SUBST(MAKE_HELP_DIR)
44                           fi
45                         ]
46 )
47
48 dnl Checks for the Static Datadir
49 AC_ARG_WITH(staticdatadir, 
50                     [  --with-staticdatadir    directory to store citadels system messages under],
51                         [ if test "x$withval" != "xno" ; then
52                                                   AC_DEFINE(HAVE_STATICDATA_DIR, [], [should we activate an alternate static text location?])
53                                                   AC_DEFINE_UNQUOTED(STATICDATA_DIR, "$withval", [where do we put our static text data?])
54                                                   MAKE_STATICDATA_DIR=$withval
55                                                   AC_SUBST(MAKE_STATICDATA_DIR)
56                           fi
57                         ]
58 )
59
60
61 dnl Checks for the SSLdir
62 dnl this is a bit different than the rest, 
63 dnl because of the citadel used to have a keys/ subdir.
64 AC_ARG_WITH(ssldir, 
65                     [  --with-ssldir           directory to store the ssl certificates under],
66                         [ if test "x$withval" != "xno" ; then
67                                               
68                                                   ssl_dir="$withval"
69                           fi
70                         AC_SUBST(MAKE_SSL_DIR)
71                         ]
72 )
73 AC_DEFINE_UNQUOTED(SSL_DIR, "$ssl_dir", [were should we put our keys?])
74
75
76 dnl Checks for the spooldir
77 AC_ARG_WITH(spooldir, 
78                         [  --with-spooldir         directory to keep queues under],
79                         [ if test "x$withval" != "xno" ; then
80                                                 AC_DEFINE(HAVE_SPOOL_DIR, [], [enable alternate spool dir?])
81                                                 AC_DEFINE_UNQUOTED(SPOOL_DIR,"$withval", [where do we place our spool dirs?])
82                                                 MAKE_SPOOL_DIR=$withval
83                                                 AC_SUBST(MAKE_SPOOL_DIR)
84                            fi
85                         ]
86 )
87
88
89 dnl Checks for the Configdir
90 AC_ARG_WITH(sysconfdir, 
91                         [  --with-sysconfdir       directory to store the configs under],
92                         [ if test "x$withval" != "xno" ; then
93                                             AC_DEFINE(HAVE_ETC_DIR, [], [should we search our system config in an alternate place?])
94                                                 AC_DEFINE_UNQUOTED(ETC_DIR, "$withval", [where to search our config files])
95                                                 MAKE_ETC_DIR=$withval
96                                                 AC_SUBST(MAKE_ETC_DIR)
97                           fi
98                         ]
99 )
100
101 dnl Checks for the Configdir
102 AC_ARG_WITH(autosysconfdir, 
103                         [  --with-autosysconfdir         directory to store the automaticaly maintained configs under],
104                         [ if test "x$withval" != "xno" ; then
105                                             AC_DEFINE(HAVE_AUTO_ETC_DIR, [], [should we search our automatic config in an alternate place?])
106                                                 AC_DEFINE_UNQUOTED(AUTO_ETC_DIR, "$withval", [where to search our automatic config files])
107                                                 MAKE_AUTO_ETC_DIR=$withval
108                                                 AC_SUBST(MAKE_AUTO_ETC_DIR)
109                           fi
110                         ]
111 )
112
113 dnl Checks for where to put our utilities
114 AC_ARG_WITH(utility-bindir, 
115                         [  --with-utility-bindir   directory where to find helper binaries],
116                         [ if test "x$withval" != "xno" ; then
117                                             AC_DEFINE(HAVE_UTILBIN_DIR,[],[should we put our helper binaries to another location?])
118                                                 AC_DEFINE_UNQUOTED(UTILBIN_DIR, "$withval", [were to put our helper programs])
119                                                 MAKE_UTILBIN_DIR=$withval
120                                                 AC_SUBST(MAKE_UTILBIN_DIR)
121                           fi
122                         ]
123 )
124
125
126 dnl Checks for the run-dir for the sockets
127 AC_ARG_WITH(rundir, 
128                         [  --with-rundir           directory to place runtime files (UDS) to?],
129                         [ if test "x$withval" != "xno" ; then
130                                             AC_DEFINE(HAVE_RUN_DIR, [], [should we put our non volatile files elsewhere?])
131                                                 AC_DEFINE_UNQUOTED(RUN_DIR, "$withval", [define, where the config should go in unix style])
132                                                 MAKE_RUN_DIR=$withval
133                                                 AC_SUBST(MAKE_RUN_DIR)
134                           fi
135                         ]
136 )
137
138
139 dnl Checks for the Pseudo Random Generator sockets TODO: this keeps being default.
140 AC_DEFINE_UNQUOTED(EGD_POOL, "/var/run/egd-pool", [place to keep our pseudo random generator file])
141 AC_ARG_WITH(egdpool, 
142                         [  --with-egdpool          the socket from Pseudo Random Generator, defaults to /var/run/egd-pool],
143                         [ if test "x$withval" != "xno" ; then
144                                                 AC_DEFINE_UNQUOTED(EGD_POOL, "$withval", [the socket from Pseudo Random Generator])
145                           fi
146                         ]
147 )
148
149
150 AC_ARG_WITH(docdir,
151                         [  --with-docdir           where to install the documentation. default: /usr/local/citadel/],
152                         [ if test "x$withval" != "xno" ; then
153                                         MAKE_DOC_DIR=$withval
154                                         AC_SUBST(MAKE_DOC_DIR)
155                           fi
156                         ]
157 )
158
159 dnl where to put the locale files
160 AC_ARG_WITH(localedir, 
161                     [  --with-localedir          directory to put the locale files to],
162                         [ if test "x$withval" != "xno" ; then
163                             localedir=$withval
164                           fi
165                         ]
166 )
167 AC_DEFINE_UNQUOTED(LOCALEDIR, "$localedir",[where to find our pot files])
168 LOCALEDIR=$localedir
169 AC_SUBST(LOCALEDIR)
170
171
172
173 dnl Checks for the zlib compression library.
174 if test "x$with_zlib" != xno ; then
175        AC_CHECK_HEADERS(zlib.h,
176                [AC_CHECK_LIB(z, zlibVersion,
177                        [ok_zlib=yes],,
178        )])
179 fi
180
181 if test "x$ok_zlib" = xyes ; then
182        LDFLAGS="-lz $LDFLAGS" 
183        AC_DEFINE(HAVE_ZLIB, [], [define this if you have zlib compression available])
184 fi
185
186
187
188
189 dnl Here is the check for a libc integrated iconv
190 AC_ARG_ENABLE(iconv,
191         [  --disable-iconv         do not use iconv charset conversion],
192         ok_iconv=no, ok_iconv=yes)
193
194 AC_MSG_CHECKING(Checking to see if your system supports iconv)
195 AC_TRY_RUN([
196         #include <iconv.h>
197         main() {
198                 iconv_t ic = (iconv_t)(-1) ;
199                 ic = iconv_open("UTF-8", "us-ascii");
200                 iconv_close(ic);
201                 exit(0);
202         }
203  ],
204                 [
205                   ok_iconv=yes
206                   AC_MSG_RESULT([yes])
207                 ],
208                 [ 
209                   ok_iconv=no
210                   AC_MSG_RESULT([no])
211                 ]
212 )
213
214 dnl Check for iconv in external libiconv
215 if test "$ok_iconv" = no; then
216         AC_MSG_CHECKING(Checking for an external libiconv)
217         OLD_LDFLAGS="$LDFLAGS"
218         LDFLAGS="$LDFLAGS -liconv"
219         AC_TRY_RUN([
220                         #include <iconv.h>
221                         main() {
222                                 iconv_t ic = (iconv_t)(-1) ;
223                                 ic = iconv_open("UTF-8", "us-ascii");
224                                 iconv_close(ic);
225                         }
226                 ],
227                         [
228                           ok_iconv=yes
229                           AC_MSG_RESULT([yes])
230                         ],
231                         [ 
232                           ok_iconv=no
233                           LDFLAGS="$OLD_LDFLAGS"
234                           AC_MSG_RESULT([no])
235                         ]
236                 )
237 fi      
238 if test "$ok_iconv" != "no"; then
239         AC_MSG_RESULT(Citadel will be built with character set conversion.)
240         AC_DEFINE(HAVE_ICONV,[],[whether we have iconv for charset conversion])
241 else
242         AC_MSG_RESULT(Citadel will be built without character set conversion.)
243 fi
244
245 AC_CHECK_LIB(intl, libintl_bindtextdomain, [LDFLAGS="$LDFLAGS -lintl"])
246
247
248
249 AC_ARG_ENABLE(threaded-client, [  --disable-threaded-client
250                           disable multithreaded client])
251
252 AC_ARG_ENABLE(pie, [  --enable-pie            build position-independent executables])
253
254 AC_ARG_WITH(pam, [  --with-pam              use PAM if present (see PAM.txt before you try this)])
255 AC_ARG_WITH(kthread, [  --with-kthread          use kernel threads (on FreeBSD) (not recommended yet)])
256 AC_ARG_WITH(db, [  --with-db@<:@=DIR@:>@         use Berkeley DB 3.x @<:@DIR=/usr/local/BerkeleyDB.3.@<:@123@:>@@:>@])
257 AC_ARG_WITH(ssl,
258         [  --with-ssl=PATH         Specify path to OpenSSL installation ],
259         [
260                 if test "x$withval" != "xno" ; then
261                         tryssldir=$withval
262                 fi
263         ]
264 )
265 AC_ARG_WITH(with_ldap, [  --with-ldap             use OpenLDAP client library])
266 dnl AC_ARG_WITH(with_libdspam, [  --with-libdspam         use libdspam mail spam scanning library])
267 AC_ARG_WITH(with_gc, [  --with-gc             use the Boehm-Demers-Weiser garbage collection library])
268
269 if test "x$with_db" != xno -a "x$with_db" != xyes -a "$with_db"; then
270         db_dir="$with_db"
271         with_db=yes
272 else
273         test -f /usr/local/lib/libdb.a -o -f /usr/local/lib/libdb.so \
274           -o -f /usr/local/lib/libdb4.a -o -f /usr/local/lib/libdb4.so \
275           && db_dir=/usr/local
276
277         test -d /usr/local/BerkeleyDB.4.1 && db_dir=/usr/local/BerkeleyDB.4.1
278         test -d /usr/local/BerkeleyDB.4.2 && db_dir=/usr/local/BerkeleyDB.4.2
279         test -d /usr/local/BerkeleyDB.4.3 && db_dir=/usr/local/BerkeleyDB.4.3
280         test -d /usr/local/BerkeleyDB.4.4 && db_dir=/usr/local/BerkeleyDB.4.4
281         test -d /usr/local/BerkeleyDB.4.5 && db_dir=/usr/local/BerkeleyDB.4.5
282 fi
283
284 dnl By default, we only build the client (citadel and whobbs) unless we can
285 dnl figure out how to build with POSIX threads.
286 TARGETS=client
287
288 AC_CANONICAL_HOST
289 PTHREAD_DEFS=-D_REENTRANT
290 AC_MSG_CHECKING([how to compile with POSIX threads])
291 case "$host" in
292         dnl BSDI 3.0 wants relocatable object modules instead of shared libs
293         dnl for dlopen(), and has a wrapper script to link with shared libs.
294         dnl Also has stupid non-reentrant gethostbyaddr() and friends.
295         *-*-bsdi[123]*)
296                 test -z "$CC" -a -x /usr/bin/shlicc2 && CC=shlicc2
297                 AC_DEFINE(HAVE_NONREENTRANT_NETDB,[], [define this if the OS has broken non-reentrant gethostby{name,addr}() ])
298                 AC_MSG_RESULT([Old BSDI])
299         ;;
300         *-*-bsdi*)
301                 AC_DEFINE(HAVE_NONREENTRANT_NETDB, [], [define this if the OS has broken non-reentrant gethostby{name,addr}() ])
302                 AC_MSG_RESULT([BSD/OS])
303         ;;
304         dnl Curses support on Mac OS X is kind of screwed at the moment.
305         dnl TCP buffering isn't ideal under OS X. This define should also be
306         dnl checked in other cases of OS X-Linux differences.
307         *-*-darwin*)
308                 AC_DEFINE(HAVE_DARWIN, [], [define if using OS X/Darwin])
309                 AC_MSG_RESULT([Mac OS X])
310         ;;
311         dnl Digital Unix has an odd way to build for pthreads, and we can't
312         dnl build pthreads programs with gcc due to header problems.
313         alpha*-dec-osf*)
314                 test -z "$CC" && CC=cc
315                 LIBS="-lpthread -lexc $LIBS"
316                 check_pthread=no
317                 AC_MSG_RESULT([Tru64 or Digital UNIX])
318         ;;
319         dnl FreeBSD is similar to Digital UNIX with DEC C, which has a -pthread flag:
320         *-*-freebsd*)
321                 if test "$with_kthread" = yes; then
322                         LIBS="-kthread $LIBS"
323                 else
324                         LIBS="-pthread $LIBS"
325                 fi
326                 check_pthread=no
327                 PTHREAD_DEFS=-D_THREAD_SAFE
328                 AC_MSG_RESULT([FreeBSD])
329         ;;
330         *-*-openbsd*)
331                 LIBS="-pthread $LIBS"
332                 check_pthread=no
333                 PTHREAD_DEFS=-pthread
334                 AC_MSG_RESULT([OpenBSD])
335         ;;
336         *-*-linux*)
337                 PTHREAD_DEFS="-D_REENTRANT -pthread"
338                 AC_MSG_RESULT([Linux])
339         ;;
340         *-*-solaris*)
341                 PTHREAD_DEFS="-D_REENTRANT -D_PTHREADS"
342                 AC_MSG_RESULT([Solaris])
343         ;;
344         *-*-cygwin*)
345                 SERVER_LDFLAGS="-Wl,-subsystem,windows"
346                 AC_MSG_RESULT([Cygwin])
347         ;;
348         *)
349                 AC_MSG_RESULT([default])
350         ;;
351 esac
352 dnl DEFS="$DEFS $PTHREAD_DEFS"
353
354
355 dnl Checks for programs.
356 AC_PROG_CC
357
358
359
360 dnl Set up system-dependent compiler flags.
361 if test "$GCC" = yes; then
362         if test "$CC" = icc; then
363                 CFLAGS="$CFLAGS -w1"
364         else
365                 case "$host" in
366                         *-*-solaris*|alpha*-dec-osf*)
367                                 CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wno-char-subscripts $PTHREAD_DEFS"
368                         ;;
369                         *)
370                         CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wstrict-prototypes -Wno-strict-aliasing $PTHREAD_DEFS"
371                         ;;
372                 esac
373         fi
374 fi
375
376 if test "x$enable_pie" = xyes; then
377         save_CFLAGS="$CFLAGS"
378         save_LDFLAGS="$LDFLAGS"
379         CFLAGS="$CFLAGS -fpie"
380         LDFLAGS="$LDFLAGS -pie -fpie"
381         AC_CACHE_CHECK([whether compiler accepts -pie -fpie], ac_cv_pie_fpie,
382         [AC_TRY_LINK([], [],
383         ac_cv_pie_fpie=yes, ac_cv_pie_fpie=no)])
384         if test $ac_cv_pie_fpie = no; then
385                 CFLAGS="$save_CFLAGS"
386                 LDFLAGS="$save_LDFLAGS"
387         fi
388 fi
389
390 AC_MSG_CHECKING([how to create dependancy checks])
391                  if test -n "`$CC -V 2>&1 |grep Sun`"; then 
392                         DEPEND_FLAG=-xM;
393                  else 
394                         DEPEND_FLAG=-M
395                  fi
396 AC_SUBST(DEPEND_FLAG)
397
398
399 AC_PROG_INSTALL
400 AC_PROG_YACC
401 missing_dir=`cd $ac_aux_dir && pwd`
402 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
403 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
404
405 dnl Checks for system services.
406
407 dnl Check the size of various builtin types; see typesize.h (error)
408 AC_CHECK_SIZEOF(char, 0)
409 AC_CHECK_SIZEOF(short, 0)
410 AC_CHECK_SIZEOF(int, 0)
411 AC_CHECK_SIZEOF(long, 0)
412 AC_CHECK_SIZEOF(size_t, 0)
413 dnl AC_CHECK_SIZEOF(long long, 0)
414
415 dnl Checks for libraries.
416
417 dnl We want to test for the following in libc before checking for their
418 dnl respective libraries, because some systems (like Irix) have both, and the
419 dnl non-libc versions may be broken.
420 AC_CHECK_FUNCS(crypt gethostbyname connect flock getpwnam_r getpwuid_r getloadavg)
421
422 AC_CHECK_FUNCS(strftime_l uselocale gettext)
423
424 if test "$ok_nls" != "no"; then
425         AC_CHECK_PROG(ok_xgettext, xgettext, yes, no)
426         ok_nls=$ok_xgettext
427 fi
428
429 if test "$ok_nls" != "no"; then
430         AC_CHECK_PROG(ok_msgmerge, msgmerge, yes, no)
431         ok_nls=$ok_msgmerge
432 fi
433
434 if test "$ok_nls" != "no"; then
435         AC_CHECK_PROG(ok_msgfmt, msgfmt, yes, no)
436         ok_nls=$ok_msgfmt
437 fi
438
439 if test "$ok_nls" != "no"; then
440         AC_MSG_RESULT(citadel will be built with national language support.)
441         AC_DEFINE(ENABLE_NLS, [], [whether we have NLS support])
442         PROG_SUBDIRS="$PROG_SUBDIRS po/citadel-setup"
443 else
444         AC_MSG_RESULT(citadel will be built without national language support.)
445 fi
446
447 dnl disable backtrace if we don't want it.
448 AC_ARG_WITH(backtrace, 
449                     [  --with-backtrace        enable backtrace dumps in the syslog],
450                         [ if test "x$withval" != "xno" ; then
451                              CFLAGS="$CFLAGS  -rdynamic "
452                              LDFLAGS="$LDFLAGS  -rdynamic "
453                              SERVER_LDFLAGS="$SERVER_LDFLAGS  -rdynamic "
454                              AC_CHECK_FUNCS(backtrace)
455                           fi
456                         ]
457 )
458
459 dnl disable backtrace if we don't want it.
460 AC_ARG_WITH(gprof, 
461                     [  --with-gprof            enable profiling],
462                         [ if test "x$withval" != "xno" ; then
463                              CFLAGS="$CFLAGS  -pg "
464                              LDFLAGS="$LDFLAGS  -pg "
465                              SERVER_LDFLAGS="$SERVER_LDFLAGS  -pg "
466                           fi
467                         ]
468 )
469
470 if test "$ac_cv_func_gethostbyname" = no; then
471         AC_CHECK_LIB(nsl, gethostbyname)
472 fi
473
474 if test "$ac_cv_func_connect" = no; then
475         AC_CHECK_LIB(socket, connect)
476 fi
477
478 dnl Check for Solaris realtime support
479 AC_CHECK_LIB(rt, sched_yield)
480
481 dnl Determine the system's authentication capabilities.
482 dnl We currently support PAM, standard getpwnam(), and getspnam()
483 dnl (Linux shadow passwords)
484
485 save_LIBS=$LIBS
486 AC_CHECK_LIB(pam, pam_start, [chkpwd_LIBS="-lpam $chkpwd_LIBS"
487         LIBS="-lpam $LIBS"])
488 AC_CHECK_FUNCS(pam_start)
489 test "$enable_chkpwd" != no && LIBS=$save_LIBS
490         if test "$ac_cv_func_pam_start" = no -o "$with_pam" != yes; then
491                 save_LIBS=$LIBS
492                 AC_SEARCH_LIBS(getspnam, shadow, [
493                         if test "$ac_cv_search_getspnam" = -lshadow; then
494                                 chkpwd_LIBS="-lshadow $chkpwd_LIBS"
495                         fi])
496                 test "$enable_chkpwd" != no && LIBS=$save_LIBS
497                 if test "$ac_cv_func_crypt" = no; then
498                         AC_CHECK_LIB(crypt, crypt, [
499                                 chkpwd_LIBS="-lcrypt $chkpwd_LIBS"
500                                 test "$enable_chkpwd" = no && \
501                                         LIBS="-lcrypt $LIBS"])
502                 fi
503         fi
504
505 AC_CHECK_FUNCS(vw_printw wcolor_set resizeterm wresize)
506
507 dnl Check for libpthread(s) if we're not using Digital UNIX or FreeBSD. (On
508 dnl which the -pthread flag takes care of this.)
509 if test "$check_pthread" != no; then
510         AC_CHECK_LIB(pthread, pthread_create)
511         AC_CHECK_LIB(pthreads, pthread_create)
512 fi
513
514 test -d /usr/kerberos/include && CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
515
516 dnl Checks for the libical iCalendar library.
517 AC_CHECK_HEADER(libical/ical.h,
518         [AC_CHECK_LIB(ical, icaltimezone_set_tzid_prefix,
519                 [
520                         SERVER_LIBS="-lical $SERVER_LIBS"
521                 ],
522                 [
523                         AC_MSG_ERROR(libical was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
524                 ]
525         ,
526         )],
527         [
528                 AC_MSG_ERROR(libical/ical.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
529         ]
530 )
531
532
533 dnl Checks for the libsieve mailbox sorting library.
534 AC_CHECK_HEADER(sieve2.h,
535         [AC_CHECK_LIB(sieve, sieve2_license,
536                 [
537                         SERVER_LIBS="-lsieve $SERVER_LIBS"
538                 ],
539                 [
540                         AC_MSG_ERROR(libsieve was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
541                 ]
542         ,
543         )],
544         [
545                 AC_MSG_ERROR(sieve2.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
546         ]
547 )
548
549 saved_CFLAGS="$CFLAGS"
550 CFLAGS="$CFLAGS $SERVER_LIBS"
551 dnl Check for libcitadel
552 AC_CHECK_HEADER(libcitadel.h,
553         [AC_CHECK_LIB(citadel, libcitadel_version_string,
554                 [
555                         LIBS="-lcitadel $LIBS $SERVER_LIBS"
556                         chkpwd_LIBS="-lcitadel $chkpwd_LIBS"
557                 ],
558                 [
559                         AC_MSG_ERROR(libcitadel was not found or is not usable.  Please install libcitadel.)
560                 ]
561         ,
562         )],
563         [
564                 AC_MSG_ERROR(libcitadel.h was not found or is not usable.  Please install libcitadel.)
565         ]
566 )
567
568 CFLAGS="$saved_CFLAGS"
569
570
571 dnl experimental libev smtp client remove this to...
572 AC_DEFINE(EXPERIMENTAL_SMTP_EVENT_CLIENT, [], [should we use the experimental libevent smtp client?])
573 dnl here...
574
575
576
577
578                 AC_CHECK_LIB(cares, ares_init,
579                   [
580                     C_ARES_LIBS=-lcares
581                 AC_DEFINE(HAVE_C_ARES, 1, [Define to use c-ares library])
582                 have_good_c_ares=yes
583                   ],, $SOCKET_LIBS $NSL_LIBS
584                 )
585
586
587
588 saved_CFLAGS="$CFLAGS"
589 CFLAGS="$CFLAGS $SERVER_LIBS"
590 dnl Check for libevent
591 AC_CHECK_HEADER(ares.h,
592         [AC_CHECK_LIB(cares, ares_init,
593                 [
594                         LIBS="-lcares $LIBS $SERVER_LIBS"
595                 ],
596                 [
597                         AC_MSG_ERROR(libc-ares was not found or is not usable.  Please install libc-ares.)
598                 ]
599         )],
600         [
601                 AC_MSG_ERROR(ares.h was not found or is not usable.  Please install libc-ares.)
602         ]
603 )
604 CFLAGS="$saved_CFLAGS"
605
606 saved_CFLAGS="$CFLAGS"
607 CFLAGS="$CFLAGS $SERVER_LIBS"
608 dnl Check for libevent
609 AC_CHECK_HEADER(ev.h,
610         [AC_CHECK_LIB(ev, libcitadel_version_string,
611                 [
612                         LIBS="-lev -lm $LIBS $SERVER_LIBS"
613                 ],
614                 [
615                         AC_MSG_ERROR(libev was not found or is not usable.  Please install libev.)
616                 ]
617         ,
618         )],
619         [
620                 AC_MSG_ERROR(ev.h was not found or is not usable.  Please install libev.)
621         ]
622 )
623 CFLAGS="$saved_CFLAGS"
624
625 # The big search for OpenSSL
626 if test "$with_ssl" != "no"; then
627         saved_LIBS="$LIBS"
628         saved_LDFLAGS="$LDFLAGS"
629         saved_CFLAGS="$CFLAGS"
630         if test "x$prefix" != "xNONE"; then
631                 tryssldir="$tryssldir $prefix"
632         fi
633         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
634                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
635                         CFLAGS="$saved_CFLAGS"
636                         LDFLAGS="$saved_LDFLAGS"
637                         LIBS="$saved_LIBS -lssl -lcrypto"
638         
639                         # Skip directories if they don't exist
640                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
641                                 continue;
642                         fi
643                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
644                                 # Try to use $ssldir/lib if it exists, otherwise
645                                 # $ssldir
646                                 if test -d "$ssldir/lib" ; then
647                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
648                                         if test ! -z "$need_dash_r" ; then
649                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
650                                         fi
651                                 else
652                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
653                                         if test ! -z "$need_dash_r" ; then
654                                                 LDFLAGS="-R$ssldir $LDFLAGS"
655                                         fi
656                                 fi
657                                 # Try to use $ssldir/include if it exists, otherwise
658                                 # $ssldir
659                                 if test -d "$ssldir/include" ; then
660                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
661                                 else
662                                         CFLAGS="-I$ssldir $saved_CFLAGS"
663                                 fi
664                         fi
665         
666                         # Basic test to check for compatible version and correct linking
667                         # *does not* test for RSA - that comes later.
668                         AC_TRY_RUN(
669                                 [
670         #include <string.h>
671         #include <openssl/rand.h>
672         int main(void)
673         {
674                 char a[2048];
675                 memset(a, 0, sizeof(a));
676                 RAND_add(a, sizeof(a), sizeof(a));
677                 return(RAND_status() <= 0);
678         }
679                                 ],
680                                 [
681                                         found_crypto=1
682                                         break;
683                                 ], []
684                         )
685         
686                         if test ! -z "$found_crypto" ; then
687                                 break;
688                         fi
689                 done
690         
691                 if test -z "$ssldir" ; then
692                         ssldir="(system)"
693                 fi
694         
695                 if test ! -z "$found_crypto" ; then
696                         ac_cv_openssldir=$ssldir
697                 else
698                         ac_cv_openssldir="no"
699                 fi
700         ])
701         LIBS="$saved_LIBS"
702         LDFLAGS="$saved_LDFLAGS"
703         CFLAGS="$saved_CFLAGS"
704         
705         if test "x$ac_cv_openssldir" != "xno" ; then
706                 AC_DEFINE(HAVE_OPENSSL, [], [Define if you have OpenSSL.])
707                 LIBS="-lssl -lcrypto $LIBS"
708                 dnl Need to recover ssldir - test above runs in subshell
709                 ssldir=$ac_cv_openssldir
710                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
711                         # Try to use $ssldir/lib if it exists, otherwise
712                         # $ssldir
713                         if test -d "$ssldir/lib" ; then
714                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
715                                 if test ! -z "$need_dash_r" ; then
716                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
717                                 fi
718                         else
719                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
720                                 if test ! -z "$need_dash_r" ; then
721                                         LDFLAGS="-R$ssldir $LDFLAGS"
722                                 fi
723                         fi
724                         # Try to use $ssldir/include if it exists, otherwise
725                         # $ssldir
726                         if test -d "$ssldir/include" ; then
727                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
728                         else
729                                 CFLAGS="-I$ssldir $saved_CFLAGS"
730                         fi
731                 fi
732         fi
733 fi
734
735 if test "x$with_db" != xno; then
736         test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
737
738         dblib=""
739
740         if test -d "$db_dir/include/db4"; then
741                 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
742                 dblib="db4"
743         elif test "$db_dir"; then
744                 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
745         elif test -d /usr/include/db4; then
746                 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
747                 dblib="db4"
748         fi
749
750
751         AC_CHECK_DB([db db-4.1 db-4 db4],
752                     [
753                      DATABASE=database.c
754                     ],
755                     AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
756                                   library.  Use --with-db=PATH to specify
757                                   the path]]))
758
759 fi
760
761
762
763
764 dnl Checks for the OpenLDAP client library.
765 if test "x$with_ldap" != xno ; then
766         AC_CHECK_HEADERS(ldap.h,
767                 [AC_CHECK_LIB(ldap, ldap_init,
768                         [ok_ldap=yes],,
769         )])
770 fi
771
772 if test "x$ok_ldap" = xyes ; then
773         SERVER_LIBS="-lldap $SERVER_LIBS"
774         AC_DEFINE(HAVE_LDAP, [], [define this if you have OpenLDAP client available])
775 fi
776
777
778
779
780
781
782 dnl Checks for the libdspam mail spam scanning library.
783 dnl if test "x$with_libdspam" != xno ; then
784 dnl     AC_CHECK_HEADERS(dspam/libdspam.h,
785 dnl             [AC_CHECK_LIB(dspam, dspam_init,
786 dnl                     [ok_libdspam=yes],,
787 dnl     )])
788 dnl fi
789 dnl 
790 dnl if test "x$ok_libdspam" = xyes ; then
791 dnl     SERVER_LIBS="-ldspam $SERVER_LIBS"
792 dnl     AC_DEFINE(HAVE_LIBDSPAM, [], [(unfinished) define this if you have the libdspam mail spam scanning library available])
793 dnl fi
794
795
796
797 dnl Checks for the Expat XML parser.
798 AC_CHECK_HEADER(expat.h,
799         [AC_CHECK_LIB(expat, XML_ParserCreateNS,
800                 [
801                         SERVER_LIBS="-lexpat $SERVER_LIBS"
802                 ],
803                 [
804                         AC_MSG_ERROR(The Expat XML parser was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
805                 ]
806         ,
807         )],
808         [
809                 AC_MSG_ERROR(expat.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
810         ]
811 )
812
813
814
815
816
817
818
819 dnl Checks for libcurl.
820 AC_CHECK_HEADER(curl/curl.h,
821         [AC_CHECK_LIB(curl, curl_version,
822                 [
823                         SERVER_LIBS="-lcurl $SERVER_LIBS"
824                 ],
825                 [
826                         AC_MSG_ERROR(libcurl was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
827                 ]
828         ,
829         )],
830         [
831                 AC_MSG_ERROR(curl/curl.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
832         ]
833 )
834
835
836
837
838
839
840
841
842
843
844 dnl Checks for header files.
845 AC_HEADER_DIRENT
846 AC_HEADER_STDC
847 AC_HEADER_SYS_WAIT
848
849 dnl
850 dnl TODO: for the DB header checks, we should check whether the headers
851 dnl define db_env_create, somehow
852 dnl
853 AC_CHECK_HEADERS(dl.h fcntl.h limits.h malloc.h termios.h sys/ioctl.h sys/select.h sys/stat.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 syscall.h sys/syscall.h)
854
855 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H, [], [define this if you have the resolv.h header file.]),,
856 [#ifdef HAVE_SYS_TYPES_H
857 #include <sys/types.h>
858 #endif
859 #ifdef HAVE_NETINET_IN_H
860 #include <netinet/in.h>
861 #endif
862 #ifdef HAVE_ARPA_NAMESER_H
863 #include <arpa/nameser.h>
864 #endif])
865
866
867 dnl Checks for typedefs, structures, and compiler characteristics.
868 AC_C_CONST
869 AC_TYPE_PID_T
870 AC_TYPE_SIZE_T
871 AC_HEADER_TIME
872
873 dnl defined in acinclude.m4:
874 CIT_STRUCT_TM
875
876 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
877 [AC_TRY_COMPILE([#include <sys/types.h>
878 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
879 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
880 if test $ac_cv_struct_ut_type = yes; then
881         AC_DEFINE(HAVE_UT_TYPE, [], [define this if struct utmp has an ut_type member])
882 fi
883
884 AC_CACHE_CHECK(
885         [for call semantics from getpwuid_r], 
886         ac_cv_call_getpwuid_r,
887         [AC_TRY_COMPILE([#include <sys/types.h>
888 #include <pwd.h>], 
889                          [
890                                 struct passwd pw, *pwp;
891                                 char pwbuf[64];
892                                 uid_t uid;
893
894                                 getpwuid_r(uid, &pw, pwbuf, sizeof(pwbuf), &pwp);
895                         ],
896                         ac_cv_call_getpwuid_r=yes, 
897                         ac_cv_call_getpwuid_r=no)
898         ])
899
900 if test $ac_cv_call_getpwuid_r = no; then
901         AC_DEFINE(SOLARIS_GETPWUID,[],[do we need to use solaris call syntax?])
902         AC_DEFINE(F_UID_T, "%ld", [whats the matching format string for uid_t?])
903         AC_DEFINE(F_PID_T, "%ld",  [whats the matching format string for pid_t?])
904         AC_DEFINE(F_XPID_T, "%lx",  [whats the matching format string for xpid_t?])
905 else
906         AC_DEFINE(F_UID_T, "%d",  [whats the matching format string for uid_t?])
907         AC_DEFINE(F_PID_T, "%d",  [whats the matching format string for pid_t?])
908         AC_DEFINE(F_XPID_T, "%x",  [whats the matching format string for xpid_t?])
909 fi
910
911
912 dnl Our own happy little check for the resolver library.
913
914 case "`uname -a`" in 
915  OpenBSD*)
916         echo "we don't need to check for resolv on openbsd"  
917         ;;
918  FreeBSD*)
919         echo "we don't need to check for resolv on freeBSD"  
920         ;;
921  *)
922         test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
923         AC_CHECK_LIB(resolv, res_query,
924                 RESOLV="$RESOLV -lresolv",
925                 [dnl Have to include resolv.h as res_query is sometimes defined as a macro
926                         AC_MSG_CHECKING([for res_query in -lresolv (with resolv.h if present)])
927                         saved_libs="$LIBS"
928                         LIBS="-lresolv $LIBS"
929                         AC_TRY_LINK([
930                                 #ifdef HAVE_RESOLV_H
931                                 #include <resolv.h>
932                                 #endif],
933                                 [res_query(0,0,0,0,0)],
934                                 [AC_MSG_RESULT(yes)
935                                                 have_res_query=yes],
936                                 [AC_MSG_RESULT(no)
937                                         AC_MSG_ERROR(libresolv was not found.  Citadel requires the resolver library.)
938                                 ])
939          ]
940         )
941         ;;
942 esac
943
944
945
946 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
947 [AC_TRY_COMPILE([#include <sys/types.h>
948 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
949 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
950 if test $ac_cv_struct_ut_host = yes; then
951         AC_DEFINE(HAVE_UT_HOST, [], [define this if struct utmp has an ut_host member])
952 fi
953
954 dnl Checks for library functions.
955 AC_FUNC_GETPGRP
956 AC_PROG_GCC_TRADITIONAL
957 AC_TYPE_SIGNAL
958 AC_FUNC_VPRINTF
959 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
960
961 dnl Now check for pthreads
962
963 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
964 dnl we need to include pthread.h
965
966 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
967 [AC_TRY_LINK([#include <pthread.h>],
968 [       pthread_t thread;
969
970         /* The GNU C library defines this for functions which it implements
971            to always fail with ENOSYS.  Some functions are actually named
972            something starting with __ and the normal name is an alias.  */
973 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
974         choke me
975 #else
976         pthread_cancel(thread);
977 #endif],
978 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
979 if test "$ac_cv_func_pthread_cancel" = yes; then
980         AC_DEFINE(HAVE_PTHREAD_CANCEL, [], [define this if you have the pthread_cancel() function])
981 fi
982
983 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
984 [AC_TRY_LINK([#include <pthread.h>],
985 [       /* The GNU C library defines this for functions which it implements
986            to always fail with ENOSYS.  Some functions are actually named
987            something starting with __ and the normal name is an alias.  */
988 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
989         choke me
990 #else
991         pthread_create(NULL, NULL, NULL, NULL);
992 #endif],
993 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
994 if test "$ac_cv_func_pthread_create" = yes; then
995         test "$DATABASE" && TARGETS="client server utils"
996         if test "x$enable_threaded_client" != xno; then
997                 AC_DEFINE(THREADED_CLIENT, [], [define this if you want to enable the multithreaded client])
998         fi
999 fi
1000
1001 AC_REPLACE_FUNCS(snprintf getutline)
1002
1003 AC_CACHE_CHECK([the weather], ac_cv_weather, [
1004         sleep 1
1005         echo $ECHO_N "opening your window... $ECHO_C" >&6
1006         sleep 2
1007         month=`date | cut -f 2 -d ' '`
1008         case $month in
1009         Dec | Jan | Feb)
1010                 ac_cv_weather="it's cold!"
1011                 ;;
1012         Mar | Apr)
1013                 ac_cv_weather="it's wet!"
1014                 ;;
1015         Jul | Aug)
1016                 ac_cv_weather="it's hot!"
1017                 ;;
1018         Oct | Nov)
1019                 ac_cv_weather="it's cool"
1020                 ;;
1021         May | Jun | Sep | *)
1022                 ac_cv_weather="it's fine"
1023                 ;;
1024         esac
1025         ])
1026
1027
1028
1029
1030 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
1031         number=`date | cut -c 19`
1032         case $number in
1033         7)
1034                 ac_cv_under_the_bed="lunatics and monsters found"
1035                 ;;
1036         *)
1037                 ac_cv_under_the_bed="dust bunnies found"
1038                 ;;
1039         esac
1040         ])
1041
1042
1043 STRUCT_UCRED
1044
1045
1046
1047 dnl Done! Now write the Makefile and sysdep.h
1048 AC_SUBST(RESOLV)
1049 AC_SUBST(chkpwd_LIBS)
1050 AC_SUBST(TARGETS)
1051 AC_SUBST(DATABASE)
1052 AC_SUBST(SERVER_LDFLAGS)
1053 AC_SUBST(SERVER_LIBS)
1054 AC_SUBST(SETUP_LIBS)
1055 AC_CONFIG_FILES([Makefile])
1056 AC_OUTPUT(database_cleanup.sh po/citadel-setup/Makefile)
1057
1058 if test -z "$DATABASE"; then
1059         AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
1060 fi
1061
1062 abs_srcdir="`cd $srcdir && pwd`"
1063 abs_builddir="`pwd`"
1064 if test "$abs_srcdir" != "$abs_builddir"; then
1065    ln -sf $abs_srcdir/include $abs_builddir
1066    ln -sf $abs_srcdir/Make_sources $abs_builddir
1067    ln -sf $abs_srcdir/Make_modules $abs_builddir
1068    for i in $abs_srcdir/*.h ; do
1069       if test "$abs_srcdir/sysdep.h" != "$i"; then
1070          ln -sf $i $abs_builddir
1071       fi
1072    done
1073    for d in `/bin/ls $abs_srcdir/modules/`; do 
1074         (mkdir -p $abs_builddir/modules/$d) 
1075    done
1076    if test -d "$abs_srcdir/user_modules/"; then
1077       for d in `/bin/ls $abs_srcdir/user_modules/`; do 
1078         (mkdir -p $abs_builddir/user_modules/$d) 
1079         done
1080    fi
1081    mkdir -p $abs_builddir/utils
1082    mkdir -p $abs_builddir/utillib
1083    mkdir -p $abs_builddir/textclient
1084 fi
1085
1086 if test -n "$srcdir"; then 
1087    export srcdir=.
1088 fi
1089
1090
1091 echo ------------------------------------------------------------------------
1092 echo 'LDAP support:                    ' $ok_ldap
1093 echo 'Character set conversion support:' $ok_iconv
1094 echo 'Boehm-Demers-Weiser support:     ' $ok_gc
1095 dnl echo 'DSpam Scanning support:          ' $ok_libdspam
1096 echo 
1097 echo 'Note: if you are not using Linux, make sure you are using GNU make'
1098 echo '(gmake) to compile Citadel.'
1099 echo