Moved all of the background tasks back to the old EVT_TIMER style
[citadel.git] / citadel / configure.ac
1 dnl Process this file with autoconf to produce a configure script.
2 AC_PREREQ(2.52)
3 AC_INIT([Citadel], [7.89], [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 $PTHREAD_DEFS"
371                         ;;
372                 esac
373         fi
374 fi
375
376 if test "x$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="$SERVER_LDFLAGS  -pg "
466                           fi
467                         ]
468 )
469
470 dnl disable thread table reporting
471 AC_ARG_WITH(threadlog,
472                 [  --with-threadlog        enable logging of thread table],
473                         [ if test "x$withval" != "xno" ; then
474                                 AC_DEFINE(WITH_THREADLOG, [], [Define if you want logging of the thread tables.])
475                           fi
476                         ]
477 )
478
479
480 if test "$ac_cv_func_gethostbyname" = no; then
481         AC_CHECK_LIB(nsl, gethostbyname)
482 fi
483
484 if test "$ac_cv_func_connect" = no; then
485         AC_CHECK_LIB(socket, connect)
486 fi
487
488 dnl Check for Solaris realtime support
489 AC_CHECK_LIB(rt, sched_yield)
490
491 dnl Determine the system's authentication capabilities.
492 dnl We currently support PAM, standard getpwnam(), and getspnam()
493 dnl (Linux shadow passwords)
494
495 save_LIBS=$LIBS
496 AC_CHECK_LIB(pam, pam_start, [chkpwd_LIBS="-lpam $chkpwd_LIBS"
497         LIBS="-lpam $LIBS"])
498 AC_CHECK_FUNCS(pam_start)
499 test "$enable_chkpwd" != no && LIBS=$save_LIBS
500         if test "$ac_cv_func_pam_start" = no -o "$with_pam" != yes; then
501                 save_LIBS=$LIBS
502                 AC_SEARCH_LIBS(getspnam, shadow, [
503                         if test "$ac_cv_search_getspnam" = -lshadow; then
504                                 chkpwd_LIBS="-lshadow $chkpwd_LIBS"
505                         fi])
506                 test "$enable_chkpwd" != no && LIBS=$save_LIBS
507                 if test "$ac_cv_func_crypt" = no; then
508                         AC_CHECK_LIB(crypt, crypt, [
509                                 chkpwd_LIBS="-lcrypt $chkpwd_LIBS"
510                                 test "$enable_chkpwd" = no && \
511                                         LIBS="-lcrypt $LIBS"])
512                 fi
513         fi
514
515 AC_CHECK_FUNCS(vw_printw wcolor_set resizeterm wresize)
516
517 dnl Check for libpthread(s) if we're not using Digital UNIX or FreeBSD. (On
518 dnl which the -pthread flag takes care of this.)
519 if test "$check_pthread" != no; then
520         AC_CHECK_LIB(pthread, pthread_create)
521         AC_CHECK_LIB(pthreads, pthread_create)
522 fi
523
524 test -d /usr/kerberos/include && CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
525
526 dnl Checks for the libical iCalendar library.
527 AC_CHECK_HEADER(libical/ical.h,
528         [AC_CHECK_LIB(ical, icaltimezone_set_tzid_prefix,
529                 [
530                         SERVER_LIBS="-lical $SERVER_LIBS"
531                 ],
532                 [
533                         AC_MSG_ERROR(libical was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
534                 ]
535         ,
536         )],
537         [
538                 AC_MSG_ERROR(libical/ical.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
539         ]
540 )
541
542
543 dnl Checks for the libsieve mailbox sorting library.
544 AC_CHECK_HEADER(sieve2.h,
545         [AC_CHECK_LIB(sieve, sieve2_license,
546                 [
547                         SERVER_LIBS="-lsieve $SERVER_LIBS"
548                 ],
549                 [
550                         AC_MSG_ERROR(libsieve was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
551                 ]
552         ,
553         )],
554         [
555                 AC_MSG_ERROR(sieve2.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
556         ]
557 )
558
559 saved_CFLAGS="$CFLAGS"
560 CFLAGS="$CFLAGS $SERVER_LIBS"
561 dnl Check for libcitadel
562 AC_CHECK_HEADER(libcitadel.h,
563         [AC_CHECK_LIB(citadel, libcitadel_version_string,
564                 [
565                         LIBS="-lcitadel $LIBS $SERVER_LIBS"
566                         chkpwd_LIBS="-lcitadel $chkpwd_LIBS"
567                 ],
568                 [
569                         AC_MSG_ERROR(libcitadel was not found or is not usable.  Please install libcitadel.)
570                 ]
571         ,
572         )],
573         [
574                 AC_MSG_ERROR(libcitadel.h was not found or is not usable.  Please install libcitadel.)
575         ]
576 )
577
578 CFLAGS="$saved_CFLAGS"
579
580
581
582 # The big search for OpenSSL
583 if test "$with_ssl" != "no"; then
584         saved_LIBS="$LIBS"
585         saved_LDFLAGS="$LDFLAGS"
586         saved_CFLAGS="$CFLAGS"
587         if test "x$prefix" != "xNONE"; then
588                 tryssldir="$tryssldir $prefix"
589         fi
590         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
591                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
592                         CFLAGS="$saved_CFLAGS"
593                         LDFLAGS="$saved_LDFLAGS"
594                         LIBS="$saved_LIBS -lssl -lcrypto"
595         
596                         # Skip directories if they don't exist
597                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
598                                 continue;
599                         fi
600                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
601                                 # Try to use $ssldir/lib if it exists, otherwise
602                                 # $ssldir
603                                 if test -d "$ssldir/lib" ; then
604                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
605                                         if test ! -z "$need_dash_r" ; then
606                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
607                                         fi
608                                 else
609                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
610                                         if test ! -z "$need_dash_r" ; then
611                                                 LDFLAGS="-R$ssldir $LDFLAGS"
612                                         fi
613                                 fi
614                                 # Try to use $ssldir/include if it exists, otherwise
615                                 # $ssldir
616                                 if test -d "$ssldir/include" ; then
617                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
618                                 else
619                                         CFLAGS="-I$ssldir $saved_CFLAGS"
620                                 fi
621                         fi
622         
623                         # Basic test to check for compatible version and correct linking
624                         # *does not* test for RSA - that comes later.
625                         AC_TRY_RUN(
626                                 [
627         #include <string.h>
628         #include <openssl/rand.h>
629         int main(void)
630         {
631                 char a[2048];
632                 memset(a, 0, sizeof(a));
633                 RAND_add(a, sizeof(a), sizeof(a));
634                 return(RAND_status() <= 0);
635         }
636                                 ],
637                                 [
638                                         found_crypto=1
639                                         break;
640                                 ], []
641                         )
642         
643                         if test ! -z "$found_crypto" ; then
644                                 break;
645                         fi
646                 done
647         
648                 if test -z "$ssldir" ; then
649                         ssldir="(system)"
650                 fi
651         
652                 if test ! -z "$found_crypto" ; then
653                         ac_cv_openssldir=$ssldir
654                 else
655                         ac_cv_openssldir="no"
656                 fi
657         ])
658         LIBS="$saved_LIBS"
659         LDFLAGS="$saved_LDFLAGS"
660         CFLAGS="$saved_CFLAGS"
661         
662         if test "x$ac_cv_openssldir" != "xno" ; then
663                 AC_DEFINE(HAVE_OPENSSL, [], [Define if you have OpenSSL.])
664                 LIBS="-lssl -lcrypto $LIBS"
665                 dnl Need to recover ssldir - test above runs in subshell
666                 ssldir=$ac_cv_openssldir
667                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
668                         # Try to use $ssldir/lib if it exists, otherwise
669                         # $ssldir
670                         if test -d "$ssldir/lib" ; then
671                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
672                                 if test ! -z "$need_dash_r" ; then
673                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
674                                 fi
675                         else
676                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
677                                 if test ! -z "$need_dash_r" ; then
678                                         LDFLAGS="-R$ssldir $LDFLAGS"
679                                 fi
680                         fi
681                         # Try to use $ssldir/include if it exists, otherwise
682                         # $ssldir
683                         if test -d "$ssldir/include" ; then
684                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
685                         else
686                                 CFLAGS="-I$ssldir $saved_CFLAGS"
687                         fi
688                 fi
689         fi
690 fi
691
692 if test "x$with_db" != xno; then
693         test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
694
695         dblib=""
696
697         if test -d "$db_dir/include/db4"; then
698                 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
699                 dblib="db4"
700         elif test "$db_dir"; then
701                 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
702         elif test -d /usr/include/db4; then
703                 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
704                 dblib="db4"
705         fi
706
707
708         AC_CHECK_DB([db db-4.1 db-4 db4],
709                     [
710                      DATABASE=database.c
711                     ],
712                     AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
713                                   library.  Use --with-db=PATH to specify
714                                   the path]]))
715
716 fi
717
718
719
720
721 dnl Checks for the OpenLDAP client library.
722 if test "x$with_ldap" != xno ; then
723         AC_CHECK_HEADERS(ldap.h,
724                 [AC_CHECK_LIB(ldap, ldap_init,
725                         [ok_ldap=yes],,
726         )])
727 fi
728
729 if test "x$ok_ldap" = xyes ; then
730         SERVER_LIBS="-lldap $SERVER_LIBS"
731         AC_DEFINE(HAVE_LDAP, [], [define this if you have OpenLDAP client available])
732 fi
733
734
735
736
737
738
739 dnl Checks for the libdspam mail spam scanning library.
740 dnl if test "x$with_libdspam" != xno ; then
741 dnl     AC_CHECK_HEADERS(dspam/libdspam.h,
742 dnl             [AC_CHECK_LIB(dspam, dspam_init,
743 dnl                     [ok_libdspam=yes],,
744 dnl     )])
745 dnl fi
746 dnl 
747 dnl if test "x$ok_libdspam" = xyes ; then
748 dnl     SERVER_LIBS="-ldspam $SERVER_LIBS"
749 dnl     AC_DEFINE(HAVE_LIBDSPAM, [], [(unfinished) define this if you have the libdspam mail spam scanning library available])
750 dnl fi
751
752
753
754 dnl Checks for the Expat XML parser.
755 AC_CHECK_HEADER(expat.h,
756         [AC_CHECK_LIB(expat, XML_ParserCreateNS,
757                 [
758                         SERVER_LIBS="-lexpat $SERVER_LIBS"
759                 ],
760                 [
761                         AC_MSG_ERROR(The Expat XML parser was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
762                 ]
763         ,
764         )],
765         [
766                 AC_MSG_ERROR(expat.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
767         ]
768 )
769
770
771
772
773
774
775
776 dnl Checks for libcurl.
777 AC_CHECK_HEADER(curl/curl.h,
778         [AC_CHECK_LIB(curl, curl_version,
779                 [
780                         SERVER_LIBS="-lcurl $SERVER_LIBS"
781                 ],
782                 [
783                         AC_MSG_ERROR(libcurl was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
784                 ]
785         ,
786         )],
787         [
788                 AC_MSG_ERROR(curl/curl.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
789         ]
790 )
791
792
793
794
795
796
797
798
799
800
801 dnl Checks for header files.
802 AC_HEADER_DIRENT
803 AC_HEADER_STDC
804 AC_HEADER_SYS_WAIT
805
806 dnl
807 dnl TODO: for the DB header checks, we should check whether the headers
808 dnl define db_env_create, somehow
809 dnl
810 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)
811
812 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H, [], [define this if you have the resolv.h header file.]),,
813 [#ifdef HAVE_SYS_TYPES_H
814 #include <sys/types.h>
815 #endif
816 #ifdef HAVE_NETINET_IN_H
817 #include <netinet/in.h>
818 #endif
819 #ifdef HAVE_ARPA_NAMESER_H
820 #include <arpa/nameser.h>
821 #endif])
822
823
824 dnl Checks for typedefs, structures, and compiler characteristics.
825 AC_C_CONST
826 AC_TYPE_PID_T
827 AC_TYPE_SIZE_T
828 AC_HEADER_TIME
829
830 dnl defined in acinclude.m4:
831 CIT_STRUCT_TM
832
833 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
834 [AC_TRY_COMPILE([#include <sys/types.h>
835 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
836 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
837 if test $ac_cv_struct_ut_type = yes; then
838         AC_DEFINE(HAVE_UT_TYPE, [], [define this if struct utmp has an ut_type member])
839 fi
840
841 AC_CACHE_CHECK(
842         [for call semantics from getpwuid_r], 
843         ac_cv_call_getpwuid_r,
844         [AC_TRY_COMPILE([#include <sys/types.h>
845 #include <pwd.h>], 
846                          [
847                                 struct passwd pw, *pwp;
848                                 char pwbuf[64];
849                                 uid_t uid;
850
851                                 getpwuid_r(uid, &pw, pwbuf, sizeof(pwbuf), &pwp);
852                         ],
853                         ac_cv_call_getpwuid_r=yes, 
854                         ac_cv_call_getpwuid_r=no)
855         ])
856
857 if test $ac_cv_call_getpwuid_r = no; then
858         AC_DEFINE(SOLARIS_GETPWUID,[],[do we need to use solaris call syntax?])
859         AC_DEFINE(F_UID_T, "%ld", [whats the matching format string for uid_t?])
860         AC_DEFINE(F_PID_T, "%ld",  [whats the matching format string for pid_t?])
861         AC_DEFINE(F_XPID_T, "%lx",  [whats the matching format string for xpid_t?])
862 else
863         AC_DEFINE(F_UID_T, "%d",  [whats the matching format string for uid_t?])
864         AC_DEFINE(F_PID_T, "%d",  [whats the matching format string for pid_t?])
865         AC_DEFINE(F_XPID_T, "%x",  [whats the matching format string for xpid_t?])
866 fi
867
868
869 dnl Our own happy little check for the resolver library.
870
871 case "`uname -a`" in 
872  OpenBSD*)
873         echo "we don't need to check for resolv on openbsd"  
874         ;;
875  FreeBSD*)
876         echo "we don't need to check for resolv on freeBSD"  
877         ;;
878  *)
879         test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
880         AC_CHECK_LIB(resolv, res_query,
881                 RESOLV="$RESOLV -lresolv",
882                 [dnl Have to include resolv.h as res_query is sometimes defined as a macro
883                         AC_MSG_CHECKING([for res_query in -lresolv (with resolv.h if present)])
884                         saved_libs="$LIBS"
885                         LIBS="-lresolv $LIBS"
886                         AC_TRY_LINK([
887                                 #ifdef HAVE_RESOLV_H
888                                 #include <resolv.h>
889                                 #endif],
890                                 [res_query(0,0,0,0,0)],
891                                 [AC_MSG_RESULT(yes)
892                                                 have_res_query=yes],
893                                 [AC_MSG_RESULT(no)
894                                         AC_MSG_ERROR(libresolv was not found.  Citadel requires the resolver library.)
895                                 ])
896          ]
897         )
898         ;;
899 esac
900
901
902
903 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
904 [AC_TRY_COMPILE([#include <sys/types.h>
905 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
906 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
907 if test $ac_cv_struct_ut_host = yes; then
908         AC_DEFINE(HAVE_UT_HOST, [], [define this if struct utmp has an ut_host member])
909 fi
910
911 dnl Checks for library functions.
912 AC_FUNC_GETPGRP
913 AC_PROG_GCC_TRADITIONAL
914 AC_TYPE_SIGNAL
915 AC_FUNC_VPRINTF
916 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
917
918 dnl Now check for pthreads
919
920 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
921 dnl we need to include pthread.h
922
923 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
924 [AC_TRY_LINK([#include <pthread.h>],
925 [       pthread_t thread;
926
927         /* The GNU C library defines this for functions which it implements
928            to always fail with ENOSYS.  Some functions are actually named
929            something starting with __ and the normal name is an alias.  */
930 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
931         choke me
932 #else
933         pthread_cancel(thread);
934 #endif],
935 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
936 if test "$ac_cv_func_pthread_cancel" = yes; then
937         AC_DEFINE(HAVE_PTHREAD_CANCEL, [], [define this if you have the pthread_cancel() function])
938 fi
939
940 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
941 [AC_TRY_LINK([#include <pthread.h>],
942 [       /* The GNU C library defines this for functions which it implements
943            to always fail with ENOSYS.  Some functions are actually named
944            something starting with __ and the normal name is an alias.  */
945 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
946         choke me
947 #else
948         pthread_create(NULL, NULL, NULL, NULL);
949 #endif],
950 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
951 if test "$ac_cv_func_pthread_create" = yes; then
952         test "$DATABASE" && TARGETS="client server utils"
953         if test "x$enable_threaded_client" != xno; then
954                 AC_DEFINE(THREADED_CLIENT, [], [define this if you want to enable the multithreaded client])
955         fi
956 fi
957
958 AC_REPLACE_FUNCS(snprintf getutline)
959
960 AC_CACHE_CHECK([the weather], ac_cv_weather, [
961         sleep 1
962         echo $ECHO_N "opening your window... $ECHO_C" >&6
963         sleep 2
964         month=`date | cut -f 2 -d ' '`
965         case $month in
966         Dec | Jan | Feb)
967                 ac_cv_weather="it's cold!"
968                 ;;
969         Mar | Apr)
970                 ac_cv_weather="it's wet!"
971                 ;;
972         Jul | Aug)
973                 ac_cv_weather="it's hot!"
974                 ;;
975         Oct | Nov)
976                 ac_cv_weather="it's cool"
977                 ;;
978         May | Jun | Sep | *)
979                 ac_cv_weather="it's fine"
980                 ;;
981         esac
982         ])
983
984
985
986
987 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
988         number=`date | cut -c 19`
989         case $number in
990         7)
991                 ac_cv_under_the_bed="lunatics and monsters found"
992                 ;;
993         *)
994                 ac_cv_under_the_bed="dust bunnies found"
995                 ;;
996         esac
997         ])
998
999
1000 STRUCT_UCRED
1001
1002
1003
1004 dnl Done! Now write the Makefile and sysdep.h
1005 AC_SUBST(AUTH)
1006 AC_SUBST(RESOLV)
1007 AC_SUBST(chkpwd_LIBS)
1008 AC_SUBST(TARGETS)
1009 AC_SUBST(DATABASE)
1010 AC_SUBST(SERVER_LDFLAGS)
1011 AC_SUBST(SERVER_LIBS)
1012 AC_SUBST(SETUP_LIBS)
1013 AC_CONFIG_FILES([Makefile])
1014 AC_OUTPUT(database_cleanup.sh po/citadel-setup/Makefile)
1015
1016 if test -z "$DATABASE"; then
1017         AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
1018 fi
1019
1020 abs_srcdir="`cd $srcdir && pwd`"
1021 abs_builddir="`pwd`"
1022 if test "$abs_srcdir" != "$abs_builddir"; then
1023    ln -sf $abs_srcdir/include $abs_builddir
1024    ln -sf $abs_srcdir/Make_sources $abs_builddir
1025    ln -sf $abs_srcdir/Make_modules $abs_builddir
1026    for i in $abs_srcdir/*.h ; do
1027       if test "$abs_srcdir/sysdep.h" != "$i"; then
1028          ln -sf $i $abs_builddir
1029       fi
1030    done
1031    for d in `/bin/ls $abs_srcdir/modules/`; do 
1032         (mkdir -p $abs_builddir/modules/$d) 
1033    done
1034    if test -d "$abs_srcdir/user_modules/"; then
1035       for d in `/bin/ls $abs_srcdir/user_modules/`; do 
1036         (mkdir -p $abs_builddir/user_modules/$d) 
1037         done
1038    fi
1039    mkdir -p $abs_builddir/utils
1040    mkdir -p $abs_builddir/utillib
1041    mkdir -p $abs_builddir/textclient
1042 fi
1043
1044 if test -n "$srcdir"; then 
1045    export srcdir=.
1046 fi
1047
1048
1049 echo ------------------------------------------------------------------------
1050 echo 'LDAP support:                    ' $ok_ldap
1051 echo 'Character set conversion support:' $ok_iconv
1052 echo 'Boehm-Demers-Weiser support:     ' $ok_gc
1053 dnl echo 'DSpam Scanning support:          ' $ok_libdspam
1054 echo 
1055 echo 'Note: if you are not using Linux, make sure you are using GNU make'
1056 echo '(gmake) to compile Citadel.'
1057 echo