Internal version number to 8.01 for imminent release
[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], [8.01], [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 AC_PATH_PROG(DIFF,diff)
402 AC_PATH_PROG(PATCH,patch)
403 missing_dir=`cd $ac_aux_dir && pwd`
404 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
405 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
406
407 dnl Checks for system services.
408
409 dnl Check the size of various builtin types; see typesize.h (error)
410 AC_CHECK_SIZEOF(char, 0)
411 AC_CHECK_SIZEOF(short, 0)
412 AC_CHECK_SIZEOF(int, 0)
413 AC_CHECK_SIZEOF(long, 0)
414 AC_CHECK_SIZEOF(size_t, 0)
415 dnl AC_CHECK_SIZEOF(long long, 0)
416
417 dnl Checks for libraries.
418
419 dnl We want to test for the following in libc before checking for their
420 dnl respective libraries, because some systems (like Irix) have both, and the
421 dnl non-libc versions may be broken.
422 AC_CHECK_FUNCS(crypt gethostbyname connect flock getpwnam_r getpwuid_r getloadavg)
423
424 AC_CHECK_FUNCS(strftime_l uselocale gettext)
425
426 if test "$ok_nls" != "no"; then
427         AC_CHECK_PROG(ok_xgettext, xgettext, yes, no)
428         ok_nls=$ok_xgettext
429 fi
430
431 if test "$ok_nls" != "no"; then
432         AC_CHECK_PROG(ok_msgmerge, msgmerge, yes, no)
433         ok_nls=$ok_msgmerge
434 fi
435
436 if test "$ok_nls" != "no"; then
437         AC_CHECK_PROG(ok_msgfmt, msgfmt, yes, no)
438         ok_nls=$ok_msgfmt
439 fi
440
441 if test "$ok_nls" != "no"; then
442         AC_MSG_RESULT(citadel will be built with national language support.)
443         AC_DEFINE(ENABLE_NLS, [], [whether we have NLS support])
444         PROG_SUBDIRS="$PROG_SUBDIRS po/citadel-setup"
445 else
446         AC_MSG_RESULT(citadel will be built without national language support.)
447 fi
448
449 dnl disable backtrace if we don't want it.
450 AC_ARG_WITH(backtrace, 
451                     [  --with-backtrace        enable backtrace dumps in the syslog],
452                         [ if test "x$withval" != "xno" ; then
453                              CFLAGS="$CFLAGS  -rdynamic "
454                              LDFLAGS="$LDFLAGS  -rdynamic "
455                              SERVER_LDFLAGS="$SERVER_LDFLAGS  -rdynamic "
456                              AC_CHECK_FUNCS(backtrace)
457                           fi
458                         ]
459 )
460
461 dnl disable backtrace if we don't want it.
462 AC_ARG_WITH(gprof, 
463                     [  --with-gprof            enable profiling],
464                         [ if test "x$withval" != "xno" ; then
465                              CFLAGS="$CFLAGS  -pg "
466                              LDFLAGS="$LDFLAGS  -pg "
467                              SERVER_LDFLAGS="$SERVER_LDFLAGS  -pg "
468                           fi
469                         ]
470 )
471
472 if test "$ac_cv_func_gethostbyname" = no; then
473         AC_CHECK_LIB(nsl, gethostbyname)
474 fi
475
476 if test "$ac_cv_func_connect" = no; then
477         AC_CHECK_LIB(socket, connect)
478 fi
479
480 dnl Check for Solaris realtime support
481 AC_CHECK_LIB(rt, sched_yield)
482
483 dnl Determine the system's authentication capabilities.
484 dnl We currently support PAM, standard getpwnam(), and getspnam()
485 dnl (Linux shadow passwords)
486
487 save_LIBS=$LIBS
488 AC_CHECK_LIB(pam, pam_start, [chkpwd_LIBS="-lpam $chkpwd_LIBS"
489         LIBS="-lpam $LIBS"])
490 AC_CHECK_FUNCS(pam_start)
491 test "$enable_chkpwd" != no && LIBS=$save_LIBS
492         if test "$ac_cv_func_pam_start" = no -o "$with_pam" != yes; then
493                 save_LIBS=$LIBS
494                 AC_SEARCH_LIBS(getspnam, shadow, [
495                         if test "$ac_cv_search_getspnam" = -lshadow; then
496                                 chkpwd_LIBS="-lshadow $chkpwd_LIBS"
497                         fi])
498                 test "$enable_chkpwd" != no && LIBS=$save_LIBS
499                 if test "$ac_cv_func_crypt" = no; then
500                         AC_CHECK_LIB(crypt, crypt, [
501                                 chkpwd_LIBS="-lcrypt $chkpwd_LIBS"
502                                 test "$enable_chkpwd" = no && \
503                                         LIBS="-lcrypt $LIBS"])
504                 fi
505         fi
506
507 AC_CHECK_FUNCS(vw_printw wcolor_set resizeterm wresize)
508
509 dnl Check for libpthread(s) if we're not using Digital UNIX or FreeBSD. (On
510 dnl which the -pthread flag takes care of this.)
511 if test "$check_pthread" != no; then
512         AC_CHECK_LIB(pthread, pthread_create)
513         AC_CHECK_LIB(pthreads, pthread_create)
514 fi
515
516 test -d /usr/kerberos/include && CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
517
518 dnl Checks for the libical iCalendar library.
519 AC_CHECK_HEADER(libical/ical.h,
520         [AC_CHECK_LIB(ical, icaltimezone_set_tzid_prefix,
521                 [
522                         SERVER_LIBS="-lical $SERVER_LIBS"
523                 ],
524                 [
525                         AC_MSG_ERROR(libical was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
526                 ]
527         ,
528         )],
529         [
530                 AC_MSG_ERROR(libical/ical.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
531         ]
532 )
533
534
535 dnl Checks for the libsieve mailbox sorting library.
536 AC_CHECK_HEADER(sieve2.h,
537         [AC_CHECK_LIB(sieve, sieve2_license,
538                 [
539                         SERVER_LIBS="-lsieve $SERVER_LIBS"
540                 ],
541                 [
542                         AC_MSG_ERROR(libsieve was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
543                 ]
544         ,
545         )],
546         [
547                 AC_MSG_ERROR(sieve2.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
548         ]
549 )
550
551 saved_CFLAGS="$CFLAGS"
552 CFLAGS="$CFLAGS $SERVER_LIBS"
553 dnl Check for libcitadel
554 AC_CHECK_HEADER(libcitadel.h,
555         [AC_CHECK_LIB(citadel, libcitadel_version_string,
556                 [
557                         LIBS="-lcitadel $LIBS $SERVER_LIBS"
558                         chkpwd_LIBS="-lcitadel $chkpwd_LIBS"
559                 ],
560                 [
561                         AC_MSG_ERROR(libcitadel was not found or is not usable.  Please install libcitadel.)
562                 ]
563         ,
564         )],
565         [
566                 AC_MSG_ERROR(libcitadel.h was not found or is not usable.  Please install libcitadel.)
567         ]
568 )
569
570 CFLAGS="$saved_CFLAGS"
571
572
573 AC_CHECK_LIB(cares, ares_init,
574             [
575                     C_ARES_LIBS=-lcares
576                     AC_DEFINE(HAVE_C_ARES, 1, [Define to use c-ares library])
577                     have_good_c_ares=yes
578             ],, $SOCKET_LIBS $NSL_LIBS
579 )
580
581
582
583 saved_CFLAGS="$CFLAGS"
584 CFLAGS="$CFLAGS $SERVER_LIBS"
585 dnl Check for libevent
586 AC_CHECK_HEADER(ares.h,
587         [AC_CHECK_LIB(cares, ares_init,
588                 [
589                         LIBS="-lcares $LIBS $SERVER_LIBS"
590                 ],
591                 [
592                         AC_MSG_ERROR(libc-ares was not found or is not usable.  Please install libc-ares.)
593                 ]
594         )],
595         [
596                 AC_MSG_ERROR(ares.h was not found or is not usable.  Please install libc-ares.)
597         ]
598 )
599 CFLAGS="$saved_CFLAGS"
600
601 saved_CFLAGS="$CFLAGS"
602 CFLAGS="$CFLAGS $SERVER_LIBS"
603 dnl Check for libevent
604 AC_CHECK_HEADER(ev.h,
605         [AC_CHECK_LIB(ev, libcitadel_version_string,
606                 [
607                         LIBS="-lev -lm $LIBS $SERVER_LIBS"
608                 ],
609                 [
610                         AC_MSG_ERROR(libev was not found or is not usable.  Please install libev.)
611                 ]
612         ,
613         )],
614         [
615                 AC_MSG_ERROR(ev.h was not found or is not usable.  Please install libev.)
616         ]
617 )
618 CFLAGS="$saved_CFLAGS"
619
620 # The big search for OpenSSL
621 if test "$with_ssl" != "no"; then
622         saved_LIBS="$LIBS"
623         saved_LDFLAGS="$LDFLAGS"
624         saved_CFLAGS="$CFLAGS"
625         if test "x$prefix" != "xNONE"; then
626                 tryssldir="$tryssldir $prefix"
627         fi
628         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
629                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
630                         CFLAGS="$saved_CFLAGS"
631                         LDFLAGS="$saved_LDFLAGS"
632                         LIBS="$saved_LIBS -lssl -lcrypto"
633         
634                         # Skip directories if they don't exist
635                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
636                                 continue;
637                         fi
638                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
639                                 # Try to use $ssldir/lib if it exists, otherwise
640                                 # $ssldir
641                                 if test -d "$ssldir/lib" ; then
642                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
643                                         if test ! -z "$need_dash_r" ; then
644                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
645                                         fi
646                                 else
647                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
648                                         if test ! -z "$need_dash_r" ; then
649                                                 LDFLAGS="-R$ssldir $LDFLAGS"
650                                         fi
651                                 fi
652                                 # Try to use $ssldir/include if it exists, otherwise
653                                 # $ssldir
654                                 if test -d "$ssldir/include" ; then
655                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
656                                 else
657                                         CFLAGS="-I$ssldir $saved_CFLAGS"
658                                 fi
659                         fi
660         
661                         # Basic test to check for compatible version and correct linking
662                         # *does not* test for RSA - that comes later.
663                         AC_TRY_RUN(
664                                 [
665         #include <string.h>
666         #include <openssl/rand.h>
667         int main(void)
668         {
669                 char a[2048];
670                 memset(a, 0, sizeof(a));
671                 RAND_add(a, sizeof(a), sizeof(a));
672                 return(RAND_status() <= 0);
673         }
674                                 ],
675                                 [
676                                         found_crypto=1
677                                         break;
678                                 ], []
679                         )
680         
681                         if test ! -z "$found_crypto" ; then
682                                 break;
683                         fi
684                 done
685         
686                 if test -z "$ssldir" ; then
687                         ssldir="(system)"
688                 fi
689         
690                 if test ! -z "$found_crypto" ; then
691                         ac_cv_openssldir=$ssldir
692                 else
693                         ac_cv_openssldir="no"
694                 fi
695         ])
696         LIBS="$saved_LIBS"
697         LDFLAGS="$saved_LDFLAGS"
698         CFLAGS="$saved_CFLAGS"
699         
700         if test "x$ac_cv_openssldir" != "xno" ; then
701                 AC_DEFINE(HAVE_OPENSSL, [], [Define if you have OpenSSL.])
702                 LIBS="-lssl -lcrypto $LIBS"
703                 dnl Need to recover ssldir - test above runs in subshell
704                 ssldir=$ac_cv_openssldir
705                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
706                         # Try to use $ssldir/lib if it exists, otherwise
707                         # $ssldir
708                         if test -d "$ssldir/lib" ; then
709                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
710                                 if test ! -z "$need_dash_r" ; then
711                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
712                                 fi
713                         else
714                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
715                                 if test ! -z "$need_dash_r" ; then
716                                         LDFLAGS="-R$ssldir $LDFLAGS"
717                                 fi
718                         fi
719                         # Try to use $ssldir/include if it exists, otherwise
720                         # $ssldir
721                         if test -d "$ssldir/include" ; then
722                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
723                         else
724                                 CFLAGS="-I$ssldir $saved_CFLAGS"
725                         fi
726                 fi
727         fi
728 fi
729
730 if test "x$with_db" != xno; then
731         test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
732
733         dblib=""
734
735         if test -d "$db_dir/include/db4"; then
736                 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
737                 dblib="db4"
738         elif test "$db_dir"; then
739                 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
740         elif test -d /usr/include/db4; then
741                 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
742                 dblib="db4"
743         fi
744
745
746         AC_CHECK_DB([db db-4.1 db-4 db4],
747                     [
748                      DATABASE=database.c
749                     ],
750                     AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
751                                   library.  Use --with-db=PATH to specify
752                                   the path]]))
753
754 fi
755
756
757
758
759 dnl Checks for the OpenLDAP client library.
760 if test "x$with_ldap" != xno ; then
761         AC_CHECK_HEADERS(ldap.h,
762                 [AC_CHECK_LIB(ldap, ldap_init,
763                         [ok_ldap=yes],,
764         )])
765 fi
766
767 if test "x$ok_ldap" = xyes ; then
768         SERVER_LIBS="-lldap $SERVER_LIBS"
769         AC_DEFINE(HAVE_LDAP, [], [define this if you have OpenLDAP client available])
770 fi
771
772
773
774
775
776
777 dnl Checks for the libdspam mail spam scanning library.
778 dnl if test "x$with_libdspam" != xno ; then
779 dnl     AC_CHECK_HEADERS(dspam/libdspam.h,
780 dnl             [AC_CHECK_LIB(dspam, dspam_init,
781 dnl                     [ok_libdspam=yes],,
782 dnl     )])
783 dnl fi
784 dnl 
785 dnl if test "x$ok_libdspam" = xyes ; then
786 dnl     SERVER_LIBS="-ldspam $SERVER_LIBS"
787 dnl     AC_DEFINE(HAVE_LIBDSPAM, [], [(unfinished) define this if you have the libdspam mail spam scanning library available])
788 dnl fi
789
790
791
792 dnl Checks for the Expat XML parser.
793 AC_CHECK_HEADER(expat.h,
794         [AC_CHECK_LIB(expat, XML_ParserCreateNS,
795                 [
796                         SERVER_LIBS="-lexpat $SERVER_LIBS"
797                 ],
798                 [
799                         AC_MSG_ERROR(The Expat XML parser was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
800                 ]
801         ,
802         )],
803         [
804                 AC_MSG_ERROR(expat.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
805         ]
806 )
807
808
809
810
811
812
813
814 dnl Checks for libcurl.
815 AC_CHECK_HEADER(curl/curl.h,
816         [AC_CHECK_LIB(curl, curl_version,
817                 [
818                         SERVER_LIBS="-lcurl $SERVER_LIBS"
819                 ],
820                 [
821                         AC_MSG_ERROR(libcurl was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
822                 ]
823         ,
824         )],
825         [
826                 AC_MSG_ERROR(curl/curl.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
827         ]
828 )
829
830
831
832
833
834
835
836
837
838
839 dnl Checks for header files.
840 AC_HEADER_DIRENT
841 AC_HEADER_STDC
842 AC_HEADER_SYS_WAIT
843
844 dnl
845 dnl TODO: for the DB header checks, we should check whether the headers
846 dnl define db_env_create, somehow
847 dnl
848 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)
849
850 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H, [], [define this if you have the resolv.h header file.]),,
851 [#ifdef HAVE_SYS_TYPES_H
852 #include <sys/types.h>
853 #endif
854 #ifdef HAVE_NETINET_IN_H
855 #include <netinet/in.h>
856 #endif
857 #ifdef HAVE_ARPA_NAMESER_H
858 #include <arpa/nameser.h>
859 #endif])
860
861
862 dnl Checks for typedefs, structures, and compiler characteristics.
863 AC_C_CONST
864 AC_TYPE_PID_T
865 AC_TYPE_SIZE_T
866 AC_HEADER_TIME
867
868 dnl defined in acinclude.m4:
869 CIT_STRUCT_TM
870
871 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
872 [AC_TRY_COMPILE([#include <sys/types.h>
873 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
874 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
875 if test $ac_cv_struct_ut_type = yes; then
876         AC_DEFINE(HAVE_UT_TYPE, [], [define this if struct utmp has an ut_type member])
877 fi
878
879 AC_CACHE_CHECK(
880         [for call semantics from getpwuid_r], 
881         ac_cv_call_getpwuid_r,
882         [AC_TRY_COMPILE([#include <sys/types.h>
883 #include <pwd.h>], 
884                          [
885                                 struct passwd pw, *pwp;
886                                 char pwbuf[64];
887                                 uid_t uid;
888
889                                 getpwuid_r(uid, &pw, pwbuf, sizeof(pwbuf), &pwp);
890                         ],
891                         ac_cv_call_getpwuid_r=yes, 
892                         ac_cv_call_getpwuid_r=no)
893         ])
894
895 if test $ac_cv_call_getpwuid_r = no; then
896         AC_DEFINE(SOLARIS_GETPWUID,[],[do we need to use solaris call syntax?])
897         AC_DEFINE(F_UID_T, "%ld", [whats the matching format string for uid_t?])
898         AC_DEFINE(F_PID_T, "%ld",  [whats the matching format string for pid_t?])
899         AC_DEFINE(F_XPID_T, "%lx",  [whats the matching format string for xpid_t?])
900 else
901         AC_DEFINE(F_UID_T, "%d",  [whats the matching format string for uid_t?])
902         AC_DEFINE(F_PID_T, "%d",  [whats the matching format string for pid_t?])
903         AC_DEFINE(F_XPID_T, "%x",  [whats the matching format string for xpid_t?])
904 fi
905
906
907 dnl Our own happy little check for the resolver library.
908
909 case "`uname -a`" in 
910  OpenBSD*)
911         echo "we don't need to check for resolv on openbsd"  
912         ;;
913  FreeBSD*)
914         echo "we don't need to check for resolv on freeBSD"  
915         ;;
916  *)
917         test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
918         AC_CHECK_LIB(resolv, res_query,
919                 RESOLV="$RESOLV -lresolv",
920                 [dnl Have to include resolv.h as res_query is sometimes defined as a macro
921                         AC_MSG_CHECKING([for res_query in -lresolv (with resolv.h if present)])
922                         saved_libs="$LIBS"
923                         LIBS="-lresolv $LIBS"
924                         AC_TRY_LINK([
925                                 #ifdef HAVE_RESOLV_H
926                                 #include <resolv.h>
927                                 #endif],
928                                 [res_query(0,0,0,0,0)],
929                                 [AC_MSG_RESULT(yes)
930                                                 have_res_query=yes],
931                                 [AC_MSG_RESULT(no)
932                                         AC_MSG_ERROR(libresolv was not found.  Citadel requires the resolver library.)
933                                 ])
934          ]
935         )
936         ;;
937 esac
938
939
940
941 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
942 [AC_TRY_COMPILE([#include <sys/types.h>
943 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
944 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
945 if test $ac_cv_struct_ut_host = yes; then
946         AC_DEFINE(HAVE_UT_HOST, [], [define this if struct utmp has an ut_host member])
947 fi
948
949 dnl Checks for library functions.
950 AC_FUNC_GETPGRP
951 AC_PROG_GCC_TRADITIONAL
952 AC_TYPE_SIGNAL
953 AC_FUNC_VPRINTF
954 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
955
956 dnl Now check for pthreads
957
958 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
959 dnl we need to include pthread.h
960
961 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
962 [AC_TRY_LINK([#include <pthread.h>],
963 [       pthread_t thread;
964
965         /* The GNU C library defines this for functions which it implements
966            to always fail with ENOSYS.  Some functions are actually named
967            something starting with __ and the normal name is an alias.  */
968 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
969         choke me
970 #else
971         pthread_cancel(thread);
972 #endif],
973 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
974 if test "$ac_cv_func_pthread_cancel" = yes; then
975         AC_DEFINE(HAVE_PTHREAD_CANCEL, [], [define this if you have the pthread_cancel() function])
976 fi
977
978 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
979 [AC_TRY_LINK([#include <pthread.h>],
980 [       /* The GNU C library defines this for functions which it implements
981            to always fail with ENOSYS.  Some functions are actually named
982            something starting with __ and the normal name is an alias.  */
983 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
984         choke me
985 #else
986         pthread_create(NULL, NULL, NULL, NULL);
987 #endif],
988 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
989 if test "$ac_cv_func_pthread_create" = yes; then
990         test "$DATABASE" && TARGETS="client server utils"
991         if test "x$enable_threaded_client" != xno; then
992                 AC_DEFINE(THREADED_CLIENT, [], [define this if you want to enable the multithreaded client])
993         fi
994 fi
995
996 AC_REPLACE_FUNCS(snprintf getutline)
997
998 AC_CACHE_CHECK([the weather], ac_cv_weather, [
999         sleep 1
1000         echo $ECHO_N "opening your window... $ECHO_C" >&6
1001         sleep 2
1002         month=`date | cut -f 2 -d ' '`
1003         case $month in
1004         Dec | Jan | Feb)
1005                 ac_cv_weather="it's cold!"
1006                 ;;
1007         Mar | Apr)
1008                 ac_cv_weather="it's wet!"
1009                 ;;
1010         Jul | Aug)
1011                 ac_cv_weather="it's hot!"
1012                 ;;
1013         Oct | Nov)
1014                 ac_cv_weather="it's cool"
1015                 ;;
1016         May | Jun | Sep | *)
1017                 ac_cv_weather="it's fine"
1018                 ;;
1019         esac
1020         ])
1021
1022
1023
1024
1025 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
1026         number=`date | cut -c 19`
1027         case $number in
1028         7)
1029                 ac_cv_under_the_bed="lunatics and monsters found"
1030                 ;;
1031         *)
1032                 ac_cv_under_the_bed="dust bunnies found"
1033                 ;;
1034         esac
1035         ])
1036
1037
1038 STRUCT_UCRED
1039
1040 dnl Done! Now write the Makefile and sysdep.h
1041 AC_SUBST(RESOLV)
1042 AC_SUBST(chkpwd_LIBS)
1043 AC_SUBST(TARGETS)
1044 AC_SUBST(DATABASE)
1045 AC_SUBST(SERVER_LDFLAGS)
1046 AC_SUBST(SERVER_LIBS)
1047 AC_SUBST(SETUP_LIBS)
1048 AC_SUBST(DIFF)
1049 AC_SUBST(PATCH)
1050 AC_CONFIG_FILES([Makefile])
1051 AC_OUTPUT(database_cleanup.sh po/citadel-setup/Makefile)
1052
1053 if test -z "$DATABASE"; then
1054         AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
1055 fi
1056
1057 abs_srcdir="`cd $srcdir && pwd`"
1058 abs_builddir="`pwd`"
1059 if test "$abs_srcdir" != "$abs_builddir"; then
1060    ln -sf $abs_srcdir/include $abs_builddir
1061    ln -sf $abs_srcdir/Make_sources $abs_builddir
1062    ln -sf $abs_srcdir/Make_modules $abs_builddir
1063    for i in $abs_srcdir/*.h ; do
1064       if test "$abs_srcdir/sysdep.h" != "$i"; then
1065          ln -sf $i $abs_builddir
1066       fi
1067    done
1068    for d in `/bin/ls $abs_srcdir/modules/`; do 
1069         (mkdir -p $abs_builddir/modules/$d) 
1070    done
1071    if test -d "$abs_srcdir/user_modules/"; then
1072       for d in `/bin/ls $abs_srcdir/user_modules/`; do 
1073         (mkdir -p $abs_builddir/user_modules/$d) 
1074         done
1075    fi
1076    mkdir -p $abs_builddir/utils
1077    mkdir -p $abs_builddir/utillib
1078    mkdir -p $abs_builddir/textclient
1079 fi
1080
1081 if test -n "$srcdir"; then 
1082    export srcdir=.
1083 fi
1084
1085
1086 echo ------------------------------------------------------------------------
1087 echo 'LDAP support:                    ' $ok_ldap
1088 echo 'Character set conversion support:' $ok_iconv
1089 echo 'Boehm-Demers-Weiser support:     ' $ok_gc
1090 dnl echo 'DSpam Scanning support:          ' $ok_libdspam
1091 echo 
1092 echo 'Note: if you are not using Linux, make sure you are using GNU make'
1093 echo '(gmake) to compile Citadel.'
1094 echo