4e0982cbe018a3283d9bb5e527bb777bb31d51e2
[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], [8.03], [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_parse_mx_reply,
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 c-ares
586 AC_CHECK_HEADER(ares.h,
587         [AC_CHECK_LIB(cares, ares_parse_mx_reply,
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 libev
604 AC_CHECK_HEADER(ev.h,
605         [AC_CHECK_LIB(ev, ev_cleanup_start,
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
621 # The big search for OpenSSL
622 if test "$with_ssl" != "no"; then
623         saved_LIBS="$LIBS"
624         saved_LDFLAGS="$LDFLAGS"
625         saved_CFLAGS="$CFLAGS"
626         if test "x$prefix" != "xNONE"; then
627                 tryssldir="$tryssldir $prefix"
628         fi
629         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
630                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
631                         CFLAGS="$saved_CFLAGS"
632                         LDFLAGS="$saved_LDFLAGS"
633                         LIBS="$saved_LIBS -lssl -lcrypto"
634         
635                         # Skip directories if they don't exist
636                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
637                                 continue;
638                         fi
639                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
640                                 # Try to use $ssldir/lib if it exists, otherwise
641                                 # $ssldir
642                                 if test -d "$ssldir/lib" ; then
643                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
644                                         if test ! -z "$need_dash_r" ; then
645                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
646                                         fi
647                                 else
648                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
649                                         if test ! -z "$need_dash_r" ; then
650                                                 LDFLAGS="-R$ssldir $LDFLAGS"
651                                         fi
652                                 fi
653                                 # Try to use $ssldir/include if it exists, otherwise
654                                 # $ssldir
655                                 if test -d "$ssldir/include" ; then
656                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
657                                 else
658                                         CFLAGS="-I$ssldir $saved_CFLAGS"
659                                 fi
660                         fi
661         
662                         # Basic test to check for compatible version and correct linking
663                         # *does not* test for RSA - that comes later.
664                         AC_TRY_RUN(
665                                 [
666         #include <string.h>
667         #include <openssl/rand.h>
668         int main(void)
669         {
670                 char a[2048];
671                 memset(a, 0, sizeof(a));
672                 RAND_add(a, sizeof(a), sizeof(a));
673                 return(RAND_status() <= 0);
674         }
675                                 ],
676                                 [
677                                         found_crypto=1
678                                         break;
679                                 ], []
680                         )
681         
682                         if test ! -z "$found_crypto" ; then
683                                 break;
684                         fi
685                 done
686         
687                 if test -z "$ssldir" ; then
688                         ssldir="(system)"
689                 fi
690         
691                 if test ! -z "$found_crypto" ; then
692                         ac_cv_openssldir=$ssldir
693                 else
694                         ac_cv_openssldir="no"
695                 fi
696         ])
697         LIBS="$saved_LIBS"
698         LDFLAGS="$saved_LDFLAGS"
699         CFLAGS="$saved_CFLAGS"
700         
701         if test "x$ac_cv_openssldir" != "xno" ; then
702                 AC_DEFINE(HAVE_OPENSSL, [], [Define if you have OpenSSL.])
703                 LIBS="-lssl -lcrypto $LIBS"
704                 dnl Need to recover ssldir - test above runs in subshell
705                 ssldir=$ac_cv_openssldir
706                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
707                         # Try to use $ssldir/lib if it exists, otherwise
708                         # $ssldir
709                         if test -d "$ssldir/lib" ; then
710                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
711                                 if test ! -z "$need_dash_r" ; then
712                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
713                                 fi
714                         else
715                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
716                                 if test ! -z "$need_dash_r" ; then
717                                         LDFLAGS="-R$ssldir $LDFLAGS"
718                                 fi
719                         fi
720                         # Try to use $ssldir/include if it exists, otherwise
721                         # $ssldir
722                         if test -d "$ssldir/include" ; then
723                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
724                         else
725                                 CFLAGS="-I$ssldir $saved_CFLAGS"
726                         fi
727                 fi
728         fi
729 fi
730
731 if test "x$with_db" != xno; then
732         test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
733
734         dblib=""
735
736         if test -d "$db_dir/include/db4"; then
737                 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
738                 dblib="db4"
739         elif test "$db_dir"; then
740                 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
741         elif test -d /usr/include/db4; then
742                 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
743                 dblib="db4"
744         fi
745
746
747         AC_CHECK_DB([db db-4.1 db-4 db4],
748                     [
749                      DATABASE=database.c
750                     ],
751                     AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
752                                   library.  Use --with-db=PATH to specify
753                                   the path]]))
754
755 fi
756
757
758
759
760 dnl Checks for the OpenLDAP client library.
761 if test "x$with_ldap" != xno ; then
762         AC_CHECK_HEADERS(ldap.h,
763                 [AC_CHECK_LIB(ldap, ldap_init,
764                         [ok_ldap=yes],,
765         )])
766 fi
767
768 if test "x$ok_ldap" = xyes ; then
769         SERVER_LIBS="-lldap $SERVER_LIBS"
770         AC_DEFINE(HAVE_LDAP, [], [define this if you have OpenLDAP client available])
771 fi
772
773
774
775
776
777
778 dnl Checks for the libdspam mail spam scanning library.
779 dnl if test "x$with_libdspam" != xno ; then
780 dnl     AC_CHECK_HEADERS(dspam/libdspam.h,
781 dnl             [AC_CHECK_LIB(dspam, dspam_init,
782 dnl                     [ok_libdspam=yes],,
783 dnl     )])
784 dnl fi
785 dnl 
786 dnl if test "x$ok_libdspam" = xyes ; then
787 dnl     SERVER_LIBS="-ldspam $SERVER_LIBS"
788 dnl     AC_DEFINE(HAVE_LIBDSPAM, [], [(unfinished) define this if you have the libdspam mail spam scanning library available])
789 dnl fi
790
791
792
793 dnl Checks for the Expat XML parser.
794 AC_CHECK_HEADER(expat.h,
795         [AC_CHECK_LIB(expat, XML_ParserCreateNS,
796                 [
797                         SERVER_LIBS="-lexpat $SERVER_LIBS"
798                 ],
799                 [
800                         AC_MSG_ERROR(The Expat XML parser was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
801                 ]
802         ,
803         )],
804         [
805                 AC_MSG_ERROR(expat.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
806         ]
807 )
808
809
810
811
812
813
814
815 dnl Checks for libcurl.
816 AC_CHECK_HEADER(curl/curl.h,
817         [AC_CHECK_LIB(curl, curl_version,
818                 [
819                         SERVER_LIBS="-lcurl $SERVER_LIBS"
820                 ],
821                 [
822                         AC_MSG_ERROR(libcurl was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
823                 ]
824         ,
825         )],
826         [
827                 AC_MSG_ERROR(curl/curl.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
828         ]
829 )
830
831
832
833
834
835
836
837
838
839
840 dnl Checks for header files.
841 AC_HEADER_DIRENT
842 AC_HEADER_STDC
843 AC_HEADER_SYS_WAIT
844
845 dnl
846 dnl TODO: for the DB header checks, we should check whether the headers
847 dnl define db_env_create, somehow
848 dnl
849 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)
850
851 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H, [], [define this if you have the resolv.h header file.]),,
852 [#ifdef HAVE_SYS_TYPES_H
853 #include <sys/types.h>
854 #endif
855 #ifdef HAVE_NETINET_IN_H
856 #include <netinet/in.h>
857 #endif
858 #ifdef HAVE_ARPA_NAMESER_H
859 #include <arpa/nameser.h>
860 #endif])
861
862
863 dnl Checks for typedefs, structures, and compiler characteristics.
864 AC_C_CONST
865 AC_TYPE_PID_T
866 AC_TYPE_SIZE_T
867 AC_HEADER_TIME
868
869 dnl defined in acinclude.m4:
870 CIT_STRUCT_TM
871
872 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
873 [AC_TRY_COMPILE([#include <sys/types.h>
874 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
875 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
876 if test $ac_cv_struct_ut_type = yes; then
877         AC_DEFINE(HAVE_UT_TYPE, [], [define this if struct utmp has an ut_type member])
878 fi
879
880 AC_CACHE_CHECK(
881         [for call semantics from getpwuid_r], 
882         ac_cv_call_getpwuid_r,
883         [AC_TRY_COMPILE([#include <sys/types.h>
884 #include <pwd.h>], 
885                          [
886                                 struct passwd pw, *pwp;
887                                 char pwbuf[64];
888                                 uid_t uid;
889
890                                 getpwuid_r(uid, &pw, pwbuf, sizeof(pwbuf), &pwp);
891                         ],
892                         ac_cv_call_getpwuid_r=yes, 
893                         ac_cv_call_getpwuid_r=no)
894         ])
895
896 if test $ac_cv_call_getpwuid_r = no; then
897         AC_DEFINE(SOLARIS_GETPWUID,[],[do we need to use solaris call syntax?])
898         AC_DEFINE(F_UID_T, "%ld", [whats the matching format string for uid_t?])
899         AC_DEFINE(F_PID_T, "%ld",  [whats the matching format string for pid_t?])
900         AC_DEFINE(F_XPID_T, "%lx",  [whats the matching format string for xpid_t?])
901 else
902         AC_DEFINE(F_UID_T, "%d",  [whats the matching format string for uid_t?])
903         AC_DEFINE(F_PID_T, "%d",  [whats the matching format string for pid_t?])
904         AC_DEFINE(F_XPID_T, "%x",  [whats the matching format string for xpid_t?])
905 fi
906
907
908 dnl Our own happy little check for the resolver library.
909
910 case "`uname -a`" in 
911  OpenBSD*)
912         echo "we don't need to check for resolv on openbsd"  
913         ;;
914  FreeBSD*)
915         echo "we don't need to check for resolv on freeBSD"  
916         ;;
917  *)
918         test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
919         AC_CHECK_LIB(resolv, res_query,
920                 RESOLV="$RESOLV -lresolv",
921                 [dnl Have to include resolv.h as res_query is sometimes defined as a macro
922                         AC_MSG_CHECKING([for res_query in -lresolv (with resolv.h if present)])
923                         saved_libs="$LIBS"
924                         LIBS="-lresolv $LIBS"
925                         AC_TRY_LINK([
926                                 #ifdef HAVE_RESOLV_H
927                                 #include <resolv.h>
928                                 #endif],
929                                 [res_query(0,0,0,0,0)],
930                                 [AC_MSG_RESULT(yes)
931                                                 have_res_query=yes],
932                                 [AC_MSG_RESULT(no)
933                                         AC_MSG_ERROR(libresolv was not found.  Citadel requires the resolver library.)
934                                 ])
935          ]
936         )
937         ;;
938 esac
939
940
941
942 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
943 [AC_TRY_COMPILE([#include <sys/types.h>
944 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
945 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
946 if test $ac_cv_struct_ut_host = yes; then
947         AC_DEFINE(HAVE_UT_HOST, [], [define this if struct utmp has an ut_host member])
948 fi
949
950 dnl Checks for library functions.
951 AC_FUNC_GETPGRP
952 AC_PROG_GCC_TRADITIONAL
953 AC_TYPE_SIGNAL
954 AC_FUNC_VPRINTF
955 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
956
957 dnl Now check for pthreads
958
959 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
960 dnl we need to include pthread.h
961
962 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
963 [AC_TRY_LINK([#include <pthread.h>],
964 [       pthread_t thread;
965
966         /* The GNU C library defines this for functions which it implements
967            to always fail with ENOSYS.  Some functions are actually named
968            something starting with __ and the normal name is an alias.  */
969 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
970         choke me
971 #else
972         pthread_cancel(thread);
973 #endif],
974 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
975 if test "$ac_cv_func_pthread_cancel" = yes; then
976         AC_DEFINE(HAVE_PTHREAD_CANCEL, [], [define this if you have the pthread_cancel() function])
977 fi
978
979 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
980 [AC_TRY_LINK([#include <pthread.h>],
981 [       /* The GNU C library defines this for functions which it implements
982            to always fail with ENOSYS.  Some functions are actually named
983            something starting with __ and the normal name is an alias.  */
984 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
985         choke me
986 #else
987         pthread_create(NULL, NULL, NULL, NULL);
988 #endif],
989 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
990 if test "$ac_cv_func_pthread_create" = yes; then
991         test "$DATABASE" && TARGETS="client server utils"
992         if test "x$enable_threaded_client" != xno; then
993                 AC_DEFINE(THREADED_CLIENT, [], [define this if you want to enable the multithreaded client])
994         fi
995 fi
996
997 AC_REPLACE_FUNCS(snprintf getutline)
998
999 AC_CACHE_CHECK([the weather], ac_cv_weather, [
1000         sleep 1
1001         echo $ECHO_N "opening your window... $ECHO_C" >&6
1002         sleep 2
1003         month=`date | cut -f 2 -d ' '`
1004         case $month in
1005         Dec | Jan | Feb)
1006                 ac_cv_weather="it's cold!"
1007                 ;;
1008         Mar | Apr)
1009                 ac_cv_weather="it's wet!"
1010                 ;;
1011         Jul | Aug)
1012                 ac_cv_weather="it's hot!"
1013                 ;;
1014         Oct | Nov)
1015                 ac_cv_weather="it's cool"
1016                 ;;
1017         May | Jun | Sep | *)
1018                 ac_cv_weather="it's fine"
1019                 ;;
1020         esac
1021         ])
1022
1023
1024
1025
1026 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
1027         number=`date | cut -c 19`
1028         case $number in
1029         7)
1030                 ac_cv_under_the_bed="lunatics and monsters found"
1031                 ;;
1032         *)
1033                 ac_cv_under_the_bed="dust bunnies found"
1034                 ;;
1035         esac
1036         ])
1037
1038
1039 STRUCT_UCRED
1040
1041 dnl Done! Now write the Makefile and sysdep.h
1042 AC_SUBST(RESOLV)
1043 AC_SUBST(chkpwd_LIBS)
1044 AC_SUBST(TARGETS)
1045 AC_SUBST(DATABASE)
1046 AC_SUBST(SERVER_LDFLAGS)
1047 AC_SUBST(SERVER_LIBS)
1048 AC_SUBST(SETUP_LIBS)
1049 AC_SUBST(DIFF)
1050 AC_SUBST(PATCH)
1051 AC_CONFIG_FILES([Makefile])
1052 AC_OUTPUT(database_cleanup.sh po/citadel-setup/Makefile)
1053
1054 if test -z "$DATABASE"; then
1055         AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
1056 fi
1057
1058 abs_srcdir="`cd $srcdir && pwd`"
1059 abs_builddir="`pwd`"
1060 if test "$abs_srcdir" != "$abs_builddir"; then
1061    ln -sf $abs_srcdir/include $abs_builddir
1062    ln -sf $abs_srcdir/Make_sources $abs_builddir
1063    ln -sf $abs_srcdir/Make_modules $abs_builddir
1064    for i in $abs_srcdir/*.h ; do
1065       if test "$abs_srcdir/sysdep.h" != "$i"; then
1066          ln -sf $i $abs_builddir
1067       fi
1068    done
1069    for d in `/bin/ls $abs_srcdir/modules/`; do 
1070         (mkdir -p $abs_builddir/modules/$d) 
1071    done
1072    if test -d "$abs_srcdir/user_modules/"; then
1073       for d in `/bin/ls $abs_srcdir/user_modules/`; do 
1074         (mkdir -p $abs_builddir/user_modules/$d) 
1075         done
1076    fi
1077    mkdir -p $abs_builddir/utils
1078    mkdir -p $abs_builddir/utillib
1079    mkdir -p $abs_builddir/textclient
1080 fi
1081
1082 if test -n "$srcdir"; then 
1083    export srcdir=.
1084 fi
1085
1086
1087 echo ------------------------------------------------------------------------
1088 echo 'LDAP support:                    ' $ok_ldap
1089 echo 'Character set conversion support:' $ok_iconv
1090 echo 'Boehm-Demers-Weiser support:     ' $ok_gc
1091 dnl echo 'DSpam Scanning support:          ' $ok_libdspam
1092 echo 
1093 echo 'Note: if you are not using Linux, make sure you are using GNU make'
1094 echo '(gmake) to compile Citadel.'
1095 echo