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[openldap] / configure.in
1 dnl Copyright 1998 The OpenLDAP Foundation.  All Rights Reserved.
2 dnl 
3 dnl Redistribution and use in source and binary forms are permitted only
4 dnl as authorized by the OpenLDAP Public License.  A copy of this
5 dnl license is available at http://www.OpenLDAP.org/license.html or
6 dnl in file LICENSE in the top-level directory of the distribution.
7 dnl ----
8
9 dnl Configure.in for OpenLDAP
10 AC_INIT(include/ldap.h)dnl
11 AC_CONFIG_AUX_DIR(build)dnl
12 AM_INIT_AUTOMAKE(OpenLDAP,[2.0-devel], [no ac_define])dnl
13
14 dnl Do not use AutoConf 2.12; it produces a configuration script
15 dnl that causes an "internal 2K buffer" error on HPUX when run
16 dnl with /bin/sh.  Autoconf 2.10 seems to be okay.
17 AC_PREREQ(2.10)dnl Required Autoconf version
18
19 AC_CONFIG_HEADER(include/portable.h include/ldap_features.h)dnl
20
21 dnl
22 dnl Start Args
23 AC_MSG_CHECKING(configure arguments)
24 AC_PREFIX_DEFAULT(/usr/local)
25
26 top_builddir=`pwd`
27 AC_SUBST(top_builddir)dnl
28
29 OL_ARG_ENABLE(debug,[  --enable-debug   enable debugging], yes)dnl
30 dnl OL_ARG_ENABLE(syslog,[  --enable-syslog     enable syslog support], auto)dnl
31 OL_ARG_ENABLE(proctitle,[  --enable-proctitle   enable proctitle support], yes)dnl
32 OL_ARG_ENABLE(libui,[  --enable-libui   enable library user interface], yes)dnl
33 OL_ARG_ENABLE(cache,[  --enable-cache   enable caching], yes)dnl
34 OL_ARG_ENABLE(dns,[  --enable-dns               enable V2 DNS  extension], no)dnl
35 OL_ARG_ENABLE(referrals,[  --enable-referrals   enable V2 Referrals extension], yes)dnl
36 OL_ARG_ENABLE(cldap,[  --enable-cldap   enable connectionless ldap], no)dnl
37 OL_ARG_ENABLE(x_compile,[  --enable-x-compile   enable cross compiling],
38         no, [yes no])dnl
39
40 dnl General "with" options
41 OL_ARG_WITH(kerberos,[  --with-kerberos use Kerberos],
42         auto, [auto k5 k4 afs yes no])
43 OL_ARG_WITH(threads,[  --with-threads   use threads],
44         auto, [auto posix mach lwp yes no manual] )
45 OL_ARG_WITH(yielding_select,[  --with-yielding-select   with implicitly yielding select],
46         auto, [auto yes no manual] )
47
48 dnl Server options
49
50 dnl LDAPD OPTIONS
51 AC_ARG_WITH(xxldapdoptions,[LDAPD Options:])
52 OL_ARG_ENABLE(ldapd,[  --enable-ldapd   enable building ldapd], no)dnl
53
54 dnl SLAPD OPTIONS
55 AC_ARG_WITH(xxslapdoptions,[SLAPD Options:])
56 OL_ARG_ENABLE(slapd,[  --enable-slapd   enable building slapd], yes)dnl
57 OL_ARG_ENABLE(aclgroups,[    --enable-aclgroups enable ACL group support], auto)dnl
58 OL_ARG_ENABLE(crypt,[    --enable-crypt enable crypt(3) passwords], auto)dnl
59 OL_ARG_ENABLE(md5,[    --enable-md5     enable MD5 passwords], auto)dnl
60 OL_ARG_ENABLE(sha1,[    --enable-sha1   enable SHA1 passwords], auto)dnl
61 OL_ARG_ENABLE(wrappers,[    --enable-wrappers   enable tcp wrapper support], no)dnl
62 OL_ARG_ENABLE(phonetic,[    --enable-phonetic   enable phonetic/soundex], no)dnl
63 OL_ARG_ENABLE(rlookups,[    --enable-rlookups   enable reverse lookups], auto)dnl
64
65 dnl SLAPD Backend options
66 OL_ARG_ENABLE(ldbm,[    --enable-ldbm   enable ldbm backend], yes)dnl
67 OL_ARG_WITH(ldbm_api,[      --with-ldbm-api     use LDBM API], auto,
68         [auto db2 db gdbm ndbm manual])
69 OL_ARG_WITH(ldbm_type,[      --with-ldbm-type   use LDBM type], auto,
70         [auto btree hash])
71
72 OL_ARG_ENABLE(passwd,[    --enable-passwd       enable passwd backend], no)dnl
73 OL_ARG_ENABLE(shell,[    --enable-shell enable shell backend], no)dnl
74
75 dnl SLURPD OPTIONS
76 AC_ARG_WITH(xxslurpdoptions,[SLURPD Options:])
77 OL_ARG_ENABLE(slurpd,[  --enable-slurpd enable building slurpd], auto)dnl
78
79 AC_ARG_WITH(xxliboptions,[Library Generation & Linking Options])
80 AM_ENABLE_STATIC
81 dnl AM_DISABLE_SHARED
82 AM_ENABLE_SHARED
83
84 dnl General "enable" options
85 # validate options
86 if test $ol_enable_referrals = no ; then
87         if test $ol_enable_dns = yes ; then
88                 AC_MSG_WARN([dns disabled, ignoring --enable-dns argument])
89         fi
90         ol_enable_dns=no
91 fi
92
93 if test $ol_enable_slapd = no ; then
94         dnl SLAPD was specificallly disabled
95         if test $ol_enable_ldbm = yes ; then
96                 AC_MSG_WARN([slapd disabled, ignoring --enable_ldbm argument])
97         fi
98         if test $ol_enable_passwd = yes ; then
99                 AC_MSG_WARN([slapd disabled, ignoring --enable_passwd argument])
100         fi
101         if test $ol_enable_shell = yes ; then
102                 AC_MSG_WARN([slapd disabled, ignoring --enable_shell argument])
103         fi
104         if test $ol_enable_aclgroups = yes ; then
105                 AC_MSG_WARN([slapd disabled, ignoring --enable_aclgroups argument])
106         fi
107         if test $ol_enable_crypt = yes ; then
108                 AC_MSG_WARN([slapd disabled, ignoring --enable_crypt argument])
109         fi
110         if test $ol_enable_md5 = yes ; then
111                 AC_MSG_WARN([slapd disabled, ignoring --enable_md5 argument])
112         fi
113         if test $ol_enable_sha1 = yes ; then
114                 AC_MSG_WARN([slapd disabled, ignoring --enable_sha1 argument])
115         fi
116         if test $ol_enable_wrappers = yes ; then
117                 AC_MSG_WARN([slapd disabled, ignoring --enable_wrappers argument])
118         fi
119         if test $ol_enable_phonetic = yes ; then
120                 AC_MSG_WARN([slapd disabled, ignoring --enable_phonetic argument])
121         fi
122         if test $ol_enable_rlookups = yes ; then
123                 AC_MSG_WARN([slapd disabled, ignoring --enable_rlookups argument])
124         fi
125         if test $ol_with_ldbm_api != auto ; then
126                 AC_MSG_WARN([slapd disabled, ignoring --with_ldbm_api argument])
127         fi
128         if test $ol_with_ldbm_type != auto ; then
129                 AC_MSG_WARN([slapd disabled, ignoring --with_ldbm_type argument])
130         fi
131         if test $ol_enable_slurpd = yes ; then
132                 AC_MSG_ERROR([slurpd requires slapd])
133         fi
134
135         # force settings to no
136         ol_enable_ldbm=no
137         ol_enable_shell=no
138         ol_enable_passwd=no
139         ol_enable_aclgroups=no
140         ol_enable_crypt=no
141         ol_enable_md5=no
142         ol_enable_sha1=no
143         ol_enable_wrappers=no
144         ol_enable_phonetic=no
145         ol_enable_rlookups=no
146         ol_with_ldbm_api=no
147         ol_with_ldbm_type=no
148         ol_enable_slurpd=no
149
150 elif test $ol_enable_ldbm = no ; then
151         dnl SLAPD without LDBM
152
153         if test $ol_with_ldbm_api != auto ; then
154                 AC_MSG_WARN([LDBM disabled, ignoring --with_ldbm_api argument])
155         fi
156
157         if test $ol_with_ldbm_type != auto ; then
158                 AC_MSG_WARN([LDBM disabled, ignoring --with_ldbm_type argument])
159         fi
160
161         if test $ol_enable_passwd = no -a $ol_enable_shell = no ; then
162                 AC_MSG_ERROR([slapd requires a backend])
163         fi
164
165         ol_with_ldbm_api=no
166         ol_with_ldbm_type=no
167
168 else
169         dnl SLAPD with LDBM
170
171         if test $ol_with_ldbm_api = gdbm -a \
172                 $ol_with_ldbm_type = btree ; then
173                 AC_MSG_ERROR([GDBM only supports LDBM type hash])
174         fi
175         if test $ol_with_ldbm_api = ndbm -a \
176                 $ol_with_ldbm_type = btree ; then
177                 AC_MSG_ERROR([NDBM only supports LDBM type hash])
178         fi
179 fi
180
181 if test $ol_enable_slurpd = yes ; then
182         dnl SLURPD was specifically enabled
183         if test $ol_with_threads = no ; then
184                 AC_MSG_ERROR([slurpd requires threads])
185         fi
186 fi
187
188 AC_MSG_RESULT(done)
189
190 AC_CANONICAL_HOST
191
192 ## Initialize vars
193 LDAP_LIBS=
194 LDBM_LIBS=
195 LTHREAD_LIBS=
196 LUTIL_LIBS=
197
198 LDAPD_LIBS=
199 SLAPD_LIBS=
200 SLURPD_LIBS=
201
202 BUILD_LDAPD=no
203 BUILD_SLAPD=no
204 BUILD_SLURPD=no
205
206 BUILD_LDBM=no
207 BUILD_PASSWD=no
208 BUILD_SHELL=no
209 BUILD_THREAD=no
210
211 KRB_LIBS=
212 TERMCAP_LIBS=
213
214 dnl ----------------------------------------------------------------
215 dnl Checks for programs
216
217 AC_PROG_INSTALL
218 AM_PROG_LIBTOOL
219 dnl AC_PROG_MAKE_SET
220
221 AC_PATH_PROG(SENDMAIL, sendmail, /usr/lib/sendmail,
222         $PATH:/usr/libexec:/usr/lib:/usr/sbin:/usr/etc:/etc)
223 AC_PATH_PROG(EDITOR, vi, /usr/ucb/vi, $PATH:/usr/ucb)
224 AC_PATH_PROG(FINGER, finger, /usr/ucb/finger, $PATH:/usr/ucb)
225
226 dnl Checks the compiler and UNIX Variants
227
228 if test $cross_compiling = yes -a $ol_enable_x_compile = yes; then
229         AC_MSG_WARN([cross compiling....  some functionality will be removed.])
230
231 elif test $cross_compiling = no -a $ol_enable_x_compile = yes; then
232         AC_MSG_WARN([programs compiled here do run here...])
233         AC_MSG_ERROR([  if not cross compiling, use --disable-x-compile.])
234
235 elif test $cross_compiling = yes -a $ol_enable_x_compile = no; then
236         AC_MSG_WARN([programs compiled here do not run here...])
237         AC_MSG_ERROR([  if cross compiling,  add --enable-x-compile.])
238 fi
239
240 AC_PROG_CPP
241
242 AC_AIX
243 AC_ISC_POSIX
244 AC_MINIX
245
246 dnl OpenLDAP requires STDC features
247 AM_PROG_CC_STDC
248 if test "X${am_cv_prog_cc_stdc}" = "Xno" ; then
249         AC_MSG_ERROR([OpenLDAP requires compiler to support STDC prototypes.])
250 fi
251
252 dnl AM_C_PROTOTYPES
253
254 dnl Checks for libraries
255
256 dnl Find socket()
257 dnl Likely combinations:
258 dnl             -lsocket [ -lnsl_s | -lnsl ]
259 dnl             -linet
260
261 AC_CHECK_FUNC(socket, [have_socket=yes], [      
262 dnl
263 dnl hopefully we won't include too many libraries
264 dnl
265         AC_CHECK_LIB(socket, main)
266         AC_CHECK_LIB(net, main)
267         AC_CHECK_LIB(nsl_s, main)
268         AC_CHECK_LIB(nsl, main)
269         AC_CHECK_LIB(inet, socket)
270         AC_CHECK_LIB(gen, main)
271 ])
272
273 dnl Check for resolv
274 AC_CHECK_LIB(resolv, res_search)
275
276 dnl HP-UX requires -lV3
277 AC_CHECK_LIB(V3, sigset)
278
279 # ISODE tests
280 ol_link_isode=no
281 if test $ol_enable_ldapd != no ; then
282         dnl look for ISODE libraries
283         AC_CHECK_LIB(xtpp, main, [
284                 ol_link_isode=yes
285                 AC_DEFINE(HAVE_XTPP,1)
286                 LDAPD_LIBS="$LDAPD_LIBS -lxtpp -lxtdsap -lxtisode -losi"
287                 ],:,[-lxtdsap -lxtisode -losi])
288         AC_CHECK_LIB(dsap, main, [
289                 ol_link_isode=yes
290                 AC_DEFINE(HAVE_DSAP,1)
291                 LDAPD_LIBS="$LDAPD_LIBS -ldsap"
292                 ],:,[-lisode])
293         AC_CHECK_LIB(isode, main, [
294                 ol_link_isode=yes
295                 AC_DEFINE(HAVE_ISODE,1)
296                 LDAPD_LIBS="$LDAPD_LIBS -lisode"
297                 ],:)
298 fi
299
300 if test $ol_link_isode != no; then
301         AC_CHECK_LIB(pp, main, [
302                 AC_DEFINE(HAVE_PP,1)
303                 LDAPD_LIBS="-lpp $LDAPD_LIBS"
304                 ],:)
305
306         AC_PATH_PROG(PEPSY, pepsy)
307 fi
308
309 if test $ol_with_kerberos = auto -o $ol_with_kerberos = k5 ; then
310         AC_CHECK_HEADERS(kerberosIV/krb.h kerberosIV/des.h)
311
312         if test $ac_cv_header_kerberosIV_krb_h = yes ; then
313                 AC_CHECK_LIB(krb4, main, [have_k5=yes], [have_k5=no],
314                         [-lkrb5 -ldes425])
315
316                 if test $have_k5 = yes ; then
317                         ol_with_kerberos=found
318                         ol_link_kerberos=yes
319
320                         AC_DEFINE(HAVE_KERBEROS)
321
322                         KRB_LIBS="-lkrb4 -lkrb5 -ldes425"
323                 fi
324         fi
325 fi
326 if test $ol_with_kerberos = auto -o $ol_with_kerberos = k4 ; then
327         AC_CHECK_HEADERS(krb.h des.h)
328
329         if test $ac_cv_header_krb_h = yes ; then
330                 AC_CHECK_LIB(krb, main, [have_k4=yes], [have_k4=no], [-ldes])
331
332                 if test $have_k4 = yes ; then
333                         ol_with_kerberos=found
334                         ol_link_kerberos=yes
335
336                         AC_DEFINE(HAVE_KERBEROS)
337
338                         KRB_LIBS="-lkrb -ldes"
339                 fi
340         fi
341 fi
342
343 ol_link_threads=no
344 if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
345         AC_CHECK_HEADERS(pthread.h sched.h)
346
347         if test $ac_cv_header_pthread_h = yes ; then
348                 OL_POSIX_THREAD_VERSION
349
350                 if test $ol_cv_pthread_version = final ; then
351                         AC_DEFINE(HAVE_PTHREADS_FINAL)
352                 elif test $ol_cv_pthread_version = draft4 ; then
353                         AC_DEFINE(HAVE_PTHREADS_D4)
354                 else
355                         AC_MSG_ERROR([unknown pthread version])
356                 fi
357
358                 # consider threads found
359                 ol_with_threads=found
360
361                 OL_LINUX_THREADS
362
363                 if test $ol_cv_linux_threads = yes ; then
364                         AC_DEFINE(HAVE_LINUX_THREADS,1)
365                 fi
366
367                 dnl Now the hard part, how to link
368
369                 dnl Check for pthread support in current $LIBS
370                 AC_CHECK_FUNC(pthread_create,[ol_link_threads=yes])
371
372                 if test $ol_link_threads = no ; then
373                         dnl try -pthread
374                         AC_CACHE_CHECK([for pthread_create with -pthread],
375                                 [ol_cv_pthread_flag], [
376                                 dnl save the flags
377                                 save_LIBS="$LIBS"
378                                 LIBS="-pthread $LIBS"
379                                 AC_TRY_LINK([char pthread();],[
380                                         pthread_create();
381                                         ], ol_cv_pthread_flag=yes, ol_cv_pthread_flag=no)
382                                 dnl restore the LIBS
383                                 LIBS="$save_LIBS"
384                         ])
385
386                         if test $ol_cv_pthread_flag = yes ; then
387                                 LTHREAD_LIBS="$LTHREAD_LIBS -pthread"
388                                 ol_link_threads=posix
389                         fi
390                 fi
391
392                 if test $ol_link_threads = no ; then
393                         dnl try -thread
394                         AC_CACHE_CHECK([for pthread_create with -thread],
395                                 [ol_cv_thread_flag], [
396                                 dnl save the flags
397                                 save_LIBS="$LIBS"
398                                 LIBS="-thread $LIBS"
399                                 AC_TRY_LINK([char pthread();],[
400                                         pthread_create();
401                                         ], ol_cv_thread_flag=yes, ol_cv_thread_flag=no)
402                                 dnl restore the LIBS
403                                 LIBS="$save_LIBS"
404                         ])
405
406                         if test $ol_cv_thread_flag = yes ; then
407                                 LTHREAD_LIBS="$LTHREAD_LIBS -thread"
408                                 ol_link_threads=posix
409                         fi
410                 fi
411
412                 if test $ol_link_threads = no ; then
413                         dnl try DEC Threads -lpthread -lexc
414                         save_LIBS="$LIBS"
415                         AC_CHECK_LIB(pthread, pthread_join, [
416                                 ol_link_threads=posix
417                                 LTHREAD_LIBS="$LTHREAD_LIBS -lpthread -lexc"
418                                 if test $ol_with_yielding_select = auto ; then
419                                         ol_with_yielding_select=yes
420                                 fi
421                                 ],,[-lexc])
422                         LIBS="$save_LIBS"
423                 fi
424
425                 if test $ol_link_threads = no ; then
426                         dnl try DEC Threads -lpthreads -lmach -lexc -lc_r
427                         save_LIBS="$LIBS"
428                         AC_CHECK_LIB(pthreads, pthread_join, [
429                                 ol_link_threads=posix
430                                 LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads -lmach -lexc -lc_r"
431                                 if test $ol_with_yielding_select = auto ; then
432                                         ol_with_yielding_select=yes
433                                 fi
434                                 ],,[-lmach -lexc -lc_r])
435                         LIBS="$save_LIBS"
436                 fi
437
438                 if test $ol_link_threads = no ; then
439                         dnl try -lpthread
440                         save_LIBS="$LIBS"
441                         AC_CHECK_LIB(pthread, pthread_create, [
442                                 ol_link_threads=posix
443                                 LTHREAD_LIBS="$LTHREAD_LIBS -lpthread"])
444                         LIBS="$save_LIBS"
445                 fi
446
447                 if test $ol_link_threads = no ; then
448                         dnl try -lc_r
449                         save_LIBS="$LIBS"
450                         AC_CHECK_LIB(c_r, pthread_create, [
451                                 ol_link_threads=posix
452                                 LTHREAD_LIBS="$LTHREAD_LIBS -lc_r"])
453                         LIBS="$save_LIBS"
454                 fi
455
456                 if test $ol_link_threads != no ; then
457                         AC_DEFINE(HAVE_PTHREADS)
458
459                         dnl save flags
460                         save_CPPFLAGS="$CPPFLAGS"
461                         save_LIBS="$LIBS"
462                         LIBS="$LTHREAD_LIBS $LIBS"
463
464                         dnl All POSIX Thread (final) implementations should have
465                         dnl sched_yield instead of pthread yield.
466                         dnl check for both
467                         AC_CHECK_FUNCS(sched_yield pthread_yield)
468
469                         if test $ac_cv_func_sched_yield = no -a \
470                                 $ac_cv_func_pthread_yield = no ; then
471                                 dnl Digital UNIX has sched_yield() in -lrt
472                                 AC_CHECK_LIB(rt, sched_yield,
473                                         [LTHREAD_LIBS="$LTHREAD_LIBS -lrt"
474                                         AC_DEFINE(HAVE_SCHED_YIELD,1)
475                                         ac_cv_func_sched_yield=yes],
476                                         [ac_cv_func_sched_yield=no])
477                         fi
478                         if test $ac_cv_func_sched_yield = no -a \
479                                 $ac_cv_func_pthread_yield = no ; then
480                                 dnl Solaris has sched_yield() in -lposix4
481                                 AC_CHECK_LIB(posix4, sched_yield,
482                                         [LTHREAD_LIBS="$LTHREAD_LIBS -lposix4"
483                                         AC_DEFINE(HAVE_SCHED_YIELD,1)
484                                         ac_cv_func_sched_yield=yes],
485                                         [ac_cv_func_sched_yield=no])
486                         fi
487                         if test $ac_cv_func_sched_yield = no -a \
488                                 $ac_cv_func_pthread_yield = no ; then
489                                 AC_MSG_WARN([could not locate sched_yield() or pthread_yield()])
490                                 AC_MSG_ERROR([POSIX Threads are not usable])
491                         fi
492
493                         dnl Check functions for compatibility
494                         AC_CHECK_FUNCS(pthread_kill)
495                         AC_CHECK_FUNCS( \
496                                 pthread_attr_create pthread_attr_init \
497                                 pthread_attr_destroy pthread_attr_delete \
498                                 pthread_attr_setdetachstate pthread_attr_setdetach_np \
499                         )
500
501                         dnl Check for setconcurreny functions
502                         AC_CHECK_FUNCS( \
503                                 pthread_setconcurrency \
504                                 thr_setconcurrency \
505                         )
506
507                         dnl Check if select causes an yield
508                         if test $ol_with_yielding_select = auto ; then
509                                 AC_MSG_CHECKING([if select yields])
510                                 AC_TRY_RUN([
511 #include <sys/types.h>
512 #include <sys/time.h>
513 #include <unistd.h>
514 #include <pthread.h>
515 #ifndef NULL
516 #define NULL 0
517 #endif
518
519 int task(arg)
520         int *arg;
521 {
522         int i;
523         struct timeval tv;
524
525         tv.tv_sec=5;
526         tv.tv_usec=0;
527
528         /* we're not interested in any fds */
529         i = select(FD_SETSIZE, NULL, NULL, NULL, &tv);
530
531         if(i < 0) {
532                 perror("select");
533         }
534
535         exit(1); /* if we exit here, the select blocked the whole process */
536 }
537
538 main(argc, argv)
539 int argc; char **argv;
540 {
541         pthread_t t;
542
543 #ifdef HAVE_PTHREAD_SETCONCURRENCY
544         (void) pthread_setconcurrency(2);
545 #else
546 #ifdef HAVE_THR_SETCONCURRENCY
547         /* Set Solaris LWP concurrency to 2 */
548         thr_setconcurrency(2);
549 #endif
550 #endif
551
552         pthread_create(&t, NULL, (void *) task, NULL);
553
554 #if HAVE_SCHED_YIELD
555         sched_yield();  /* make sure task runs first */
556 #else
557 #ifdef HAVE_PTHREAD_YIELD
558         pthread_yield();        /* make sure task runs first */
559 #endif
560 #endif
561         exit(0);
562 }
563                                 ], [ol_pthread_select_yields=yes], [ol_pthread_select_yields=no], [
564                                 AC_MSG_ERROR([crossing compiling: use --with-yielding_select=yes|no|manual])])
565                                 AC_MSG_RESULT($ol_pthread_select_yields)
566
567                                 if test $ol_pthread_select_yields = yes ; then
568                                         ol_with_yielding_select=yes
569                                 fi
570                         fi
571
572 dnl                     dnl check for reentrant/threadsafe functions
573 dnl                     AC_CHECK_FUNCS( \
574 dnl                             feof_unlocked \
575 dnl                             unlocked_feof \
576 dnl                             ftrylockfile \
577 dnl                             flockfile \
578 dnl                             putc_unlocked \
579 dnl                             gmtime_r \
580 dnl                             strtok_r \
581 dnl                     )
582
583                         dnl restore flags
584                         CPPFLAGS="$save_CPPFLAGS"
585                         LIBS="$save_LIBS"
586                 else
587                         AC_MSG_ERROR([could not link with POSIX Threads])
588                 fi
589         fi
590
591         if test $ol_with_threads = posix ; then
592                 AC_MSG_ERROR([could not locate POSIX Threads])
593         fi
594 fi
595
596 if test $ol_with_threads = auto -o $ol_with_threads = mach ; then
597         dnl check for Mach CThreads
598         AC_CHECK_HEADERS(mach/cthreads.h)
599         if test $ac_cv_header_mach_cthreads_h = yes ; then
600                 ol_with_threads=found
601
602                 dnl check for cthread support in current $LIBS
603                 AC_CHECK_FUNC(cthread_fork,[ol_link_threads=yes])
604
605                 if test $ol_link_threads = no ; then
606                         dnl try -all_load
607                         dnl this test needs work
608                         AC_CACHE_CHECK([for cthread_fork with -all_load],
609                                 [ol_cv_cthread_all_load], [
610                                 dnl save the flags
611                                 save_LIBS="$LIBS"
612                                 LIBS="-all_load $LIBS"
613                                 AC_TRY_LINK([#include <mach/cthreads.h>],[
614                                         cthread_fork((void *)0, (void *)0);
615                                         ], ol_cv_cthread_all_load=yes, ol_cv_cthread_all_load=no)
616                                 dnl restore the LIBS
617                                 LIBS="$save_LIBS"
618                         ])
619
620                         if test $ol_cv_cthread_all_load = yes ; then
621                                 LTHREAD_LIBS="$LTHREAD_LIBS -all_load"
622                                 ol_link_threads=mach
623                         fi
624                 fi
625
626                 if test $ol_link_threads != no ; then
627                         : check for cthread specific functionality here
628                         AC_DEFINE(HAVE_MACH_CTHREADS,1)
629                 else
630                         AC_MSG_ERROR([could not link with Mach CThreads])
631                 fi
632         fi
633
634         if test $ol_with_threads = mach ; then
635                 AC_MSG_ERROR([could not locate Mach CThreads])
636         fi
637 fi
638
639 if test $ol_with_threads = auto -o $ol_with_threads = lwp ; then
640         dnl check for SunOS5 LWP
641         AC_CHECK_HEADERS(thread.h synch.h)
642         if test $ac_cv_header_thread_h = yes -a $ac_cv_header_synch_h = yes ; then
643                 AC_CHECK_LIB(thread, thr_create, [have_thr=yes], [have_thr=no])
644
645                 if test $have_thr = yes ; then
646                         AC_DEFINE(HAVE_THR)
647                         LTHREAD_LIBS="$LTHREAD_LIBS -lthread"
648                         ol_link_threads=thr
649
650                         if test $ol_with_yielding_select = auto ; then
651                                 ol_with_yielding_select=yes
652                         fi
653                 fi
654         fi
655
656         dnl check for SunOS4 LWP
657         AC_CHECK_HEADERS(lwp/lwp.h)
658         if test $ac_cv_header_lwp_lwp_h = yes ; then
659                 AC_CHECK_LIB(lwp, lwp_create, [have_lwp=yes], [have_lwp=no])
660
661                 if test $have_lwp = yes ; then
662                         AC_DEFINE(HAVE_LWP)
663                         LTHREAD_LIBS="$LTHREAD_LIBS -llwp"
664                         ol_link_threads=lwp
665
666                         if test $ol_with_yielding_select = auto ; then
667                                 ol_with_yielding_select=no
668                         fi
669                 fi
670         fi
671 fi
672
673 if test $ol_with_yielding_select = yes ; then
674         AC_DEFINE(HAVE_YIELDING_SELECT,1)
675 fi
676
677 if test $ol_with_threads = manual ; then
678         dnl User thinks he can manually configure threads.
679         ol_link_threads=yes
680
681         AC_MSG_WARN([thread defines and link options must be set manually])
682
683         AC_CHECK_HEADERS(pthread.h sched.h)
684         AC_CHECK_FUNCS(sched_yield pthread_yield)
685         OL_LINUX_THREADS
686
687         AC_CHECK_HEADERS(mach/cthreads.h)
688         AC_CHECK_HEADERS(lwp/lwp.h)
689         AC_CHECK_HEADERS(thread.h synch.h)
690 fi
691
692 if test $ol_with_threads != no ; then  
693         dnl needed to get reentrant/threadsafe versions
694         dnl
695         AC_DEFINE(_REENTRANT,1)
696         AC_DEFINE(_THREAD_SAFE,1)
697         AC_DEFINE(_THREADSAFE,1)
698
699         dnl this might cause the errno symbol to be
700         dnl replaced with a function to get a thread specific errno.
701         dnl check to see if everything needs to be compiled
702         dnl with the thread libraries
703         AC_CACHE_CHECK([for thread specific errno],
704                 [ol_cv_errno_thread_specific], [
705                 AC_TRY_LINK([
706 #include <errno.h>
707                         ], [
708 int x = errno;
709                         ],
710                         [ol_cv_errno_thread_specific=yes],
711                         [ol_cv_errno_thread_specific=no])
712         ])
713
714         if test $ol_cv_errno_thread_specific != yes ; then
715                 LIBS="$LTHREAD_LIBS $LIBS"
716                 LTHREAD_LIBS=""
717         fi
718 fi  
719
720 dnl ----------------------------------------------------------------
721
722 if test $ol_link_threads = no ; then
723         if test $ol_with_threads = yes ; then
724                 AC_MSG_ERROR([no suitable thread support])
725         fi
726
727         if test $ol_with_threads = auto ; then
728                 AC_MSG_WARN([no suitable thread support, disabling threads])
729                 ol_with_threads=no
730         fi
731
732         AC_DEFINE(NO_THREADS,1)
733         LTHREAD_LIBS=""
734 fi
735
736 ol_link_ldbm=no 
737 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db2 ; then
738         OL_BERKELEY_DB2
739
740         if test $ol_cv_berkeley_db2 = yes ; then
741                 ol_link_ldbm=db2
742                 ol_with_ldbm_api=db2
743
744                 if test $ol_with_ldbm_type = hash ; then
745                         AC_DEFINE(LDBM_USE_DBHASH,1)
746                 else
747                         AC_DEFINE(LDBM_USE_DBBTREE,1)
748                 fi
749
750                 dnl $ol_cv_lib_db2 should be yes or -ldb
751                 dnl (it could be no, but that would be an error
752                 if test $ol_cv_lib_db2 != yes ; then
753                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_db2"
754                 fi
755         fi
756 fi
757
758 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
759         OL_BERKELEY_DB
760
761         if test $ol_cv_berkeley_db = yes ; then
762                 ol_link_ldbm=db
763                 ol_with_ldbm_api=db
764
765                 if test $ol_with_ldbm_type = hash ; then
766                         AC_DEFINE(LDBM_USE_DBHASH,1)
767                 else
768                         AC_DEFINE(LDBM_USE_DBBTREE,1)
769                 fi
770
771                 dnl $ol_cv_lib_db should be yes or -ldb
772                 dnl (it could be no, but that would be an error
773                 if test $ol_cv_lib_db != yes ; then
774                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_db"
775                 fi
776         fi
777 fi
778
779 if test $ol_with_ldbm_api = manual ; then
780         dnl User thinks he can manually configure LDBM api.
781         ol_link_ldbm=yes
782
783         AC_MSG_WARN([LDBM defines and link options must be set manually])
784
785         AC_CHECK_HEADERS(db.h db_185.h gdbm.h ndbm.h)
786 fi
787
788 if test $ol_link_ldbm = no -a $ol_with_ldbm_type = btree ; then
789         AC_MSG_WARN(Could not find LDBM with BTREE support)
790         ol_with_ldbm_api=none
791 fi
792
793 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
794         OL_GDBM
795
796         if test $ol_cv_gdbm = yes ; then
797                 ol_link_ldbm=gdbm
798                 ol_with_ldbm_api=gdbm
799
800                 if test $ol_cv_lib_gdbm != yes ; then
801                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_gdbm"
802                 fi
803         fi
804 fi
805
806 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = ndbm ; then
807         OL_NDBM
808
809         if test $ol_cv_ndbm = yes ; then
810                 if test $ol_with_ldbm_api = auto ; then
811                         AC_MSG_WARN([Attempting to use NDBM.  Functionality will be limited.])
812                 fi
813
814                 ol_link_ldbm=ndbm
815                 ol_with_ldbm_api=ndbm
816
817                 if test $ol_cv_lib_ndbm != yes ; then
818                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_ndbm"
819                 fi
820         fi
821 fi
822
823 if test $ol_link_ldbm = no -a $ol_enable_ldbm != no ; then
824         AC_MSG_WARN(could not find suitable LDBM backend)
825         if test $ol_enable_ldbm = yes ; then
826                 AC_MSG_ERROR(select appropriate LDBM options or disable)
827         fi
828
829         AC_MSG_WARN(disabling LDBM)
830         ol_enable_ldbm=no
831 fi
832
833 if test $ol_enable_wrappers = yes ; then
834         AC_CHECK_LIB(wrap, hosts_access,
835                 [have_wrappers=yes], [have_wrappers=no])
836
837         if test $have_wrappers = yes ; then
838                 AC_DEFINE(HAVE_TCPD)
839                 SLAPD_LIBS="$SLAPD_LIBS -lwrap"
840         else
841                 AC_MSG_WARN(could not find -lwrap)
842                 if test $ol_enable_wrappers = yes ; then
843                         AC_MSG_ERROR(could not find wrappers, select appropriate options or disable)
844                 fi
845
846                 AC_MSG_WARN(disabling wrappers support)
847                 ol_enable_wrappers=no
848         fi
849
850 fi
851
852 # ud needs termcap (should insert check here)
853 ol_link_termcap=no
854 AC_CHECK_HEADERS(termcap.h ncurses.h)
855
856 if test $ol_link_termcap = no ; then
857         AC_CHECK_LIB(termcap, tputs, [have_termcap=yes], [have_termcap=no])
858         if test $have_termcap = yes ; then
859                 AC_DEFINE(HAVE_TERMCAP)
860                 ol_link_termcap=yes
861                 TERMCAP_LIBS=-ltermcap
862         fi
863 fi
864
865 if test $ol_link_termcap = no ; then
866         AC_CHECK_LIB(ncurses, initscr, [have_ncurses=yes], [have_ncurses=no])
867         if test $have_ncurses = yes ; then
868                 AC_DEFINE(HAVE_NCURSES)
869                 ol_link_termcap=yes
870                 TERMCAP_LIBS=-lncurses
871         fi
872 fi
873
874 if test $ol_link_termcap = no ; then
875         AC_DEFINE(NO_TERMCAP,1)
876         TERMCAP_LIBS=
877 fi
878
879 # FreeBSD (and others) have crypt(3) in -lcrypt
880 if test $ol_enable_crypt != no ; then
881         AC_CHECK_FUNC(crypt, [have_crypt=yes], [
882                 AC_CHECK_LIB(crypt, crypt, [LUTIL_LIBS="$LUTIL_LIBS -lcrypt"
883                         have_crypt=yes], [have_crypt=no])])
884
885         if test $have_crypt = yes ; then
886                 AC_DEFINE(HAVE_CRYPT,1)
887         else
888                 AC_MSG_WARN(could not find crypt)
889                 if test $ol_enable_crypt = yes ; then
890                         AC_MSG_ERROR(could not find crypt, select appropriate options or disable)
891                 fi
892
893                 AC_MSG_WARN(disabling crypt support)
894                 ol_enable_crypt=no
895         fi
896 fi
897
898 # FreeBSD (and others) have setproctitle(3) in -lutil
899 if test $ol_enable_proctitle != no ; then
900         AC_CHECK_FUNC(setproctitle,     [have_setproctitle=yes], [
901                 AC_CHECK_LIB(util, setproctitle,
902                         [have_setproctitle=yes
903                         LUTIL_LIBS="$LUTIL_LIBS -lutil"],
904                         [have_setproctitle=no
905                         LIBOBJS="$LIBOBJS setproctitle.o"])])
906
907         if test $have_setproctitle = yes ; then
908                 AC_DEFINE(HAVE_SETPROCTITLE,1)
909         fi
910 fi
911
912 dnl ----------------------------------------------------------------
913 dnl Checks for header files.
914 AC_HEADER_STDC
915
916 if test $ac_cv_header_stdc != yes; then
917         AC_MSG_WARN([could not Standard C compliant headers])
918 fi
919
920 AC_HEADER_DIRENT
921 AC_HEADER_SYS_WAIT
922 AM_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
923 if test $am_cv_sys_posix_termios = yes ; then
924         AC_DEFINE(HAVE_POSIX_TERMIOS,1)
925 fi
926
927 AC_CHECK_HEADERS(       \
928         crypt.h                 \
929         errno.h                 \
930         fcntl.h                 \
931         filio.h                 \
932         getopt.h                \
933         libutil.h               \
934         limits.h                \
935         malloc.h                \
936         memory.h                \
937         regex.h                 \
938         psap.h                  \
939         pwd.h                   \
940         sgtty.h                 \
941         stdarg.h                \
942         stddef.h                \
943         string.h                \
944         strings.h               \
945         sys/file.h              \
946         sys/filio.h             \
947         sys/errno.h             \
948         sys/ioctl.h             \
949         sys/param.h             \
950         sys/resource.h  \
951         sys/socket.h    \
952         sys/syslog.h    \
953         sys/types.h             \
954         syslog.h                \
955         termios.h               \
956 )
957
958 dnl ----------------------------------------------------------------
959 dnl Checks for typedefs, structures, and compiler characteristics.
960 AC_TYPE_GETGROUPS dnl requires AC_TYPE_UID_T
961 AC_TYPE_MODE_T
962 AC_TYPE_OFF_T
963 AC_TYPE_PID_T
964 AM_TYPE_PTRDIFF_T
965 AC_TYPE_SIGNAL
966 AC_TYPE_SIZE_T
967 AC_STRUCT_ST_BLKSIZE
968 AC_HEADER_TIME
969 AC_STRUCT_TM
970
971 OL_C_UPPER_LOWER
972 AC_C_CONST
973
974 if test $cross_compiling = yes ; then
975         AC_DEFINE(CROSS_COMPILING, 1)
976 else
977         AC_C_BIGENDIAN
978         AC_CHECK_SIZEOF(short) 
979         AC_CHECK_SIZEOF(int) 
980         AC_CHECK_SIZEOF(long)
981 fi
982
983 dnl ----------------------------------------------------------------
984 dnl Checks for library functions.
985 AC_FUNC_MEMCMP
986 AM_FUNC_MKTIME dnl checks for sys/time.h and unistd.h
987 AC_FUNC_STRFTIME
988 AM_FUNC_STRTOD
989 AC_FUNC_VPRINTF
990
991 if test $ac_cv_func_vprintf = yes ; then
992         dnl check for vsnprintf
993         AC_CHECK_FUNCS(vsnprintf)
994 fi
995
996 AC_FUNC_WAIT3
997
998 AC_CHECK_FUNCS(         \
999         bcopy                   \
1000         flock                   \
1001         getdtablesize   \
1002         gethostname             \
1003         getpwuid                \
1004         gettimeofday    \
1005         lockf                   \
1006         memcpy                  \
1007         memmove                 \
1008         mkstemp                 \
1009         res_search              \
1010         select                  \
1011         setpwfile               \
1012         setsid                  \
1013         signal                  \
1014         sigset                  \
1015         snprintf                \
1016         socket                  \
1017         strerror                \
1018         strpbrk                 \
1019         strrchr                 \
1020         strsep                  \
1021         strstr                  \
1022         strtok                  \
1023         strtol                  \
1024         strtoul                 \
1025         sysconf                 \
1026         waitpid                 \
1027 )
1028
1029 dnl We actually may need to replace more than this.
1030 AC_REPLACE_FUNCS(getopt strdup tempnam)
1031
1032 dnl ----------------------------------------------------------------
1033 # Check Configuration
1034 OL_SYS_ERRLIST
1035
1036 dnl ----------------------------------------------------------------
1037 dnl Sort out defines
1038
1039 if test $ol_enable_debug != no ; then
1040         AC_DEFINE(LDAP_DEBUG,1)
1041 fi
1042 dnl     if test $ol_enable_syslog != no ; then
1043 dnl             AC_DEFINE(LDAP_SYSLOG,1)
1044 dnl     fi
1045 if test $ol_enable_libui = yes ; then
1046         AC_DEFINE(LDAP_LIBUI,1)
1047 fi
1048 if test $ol_enable_cache = no ; then
1049         AC_DEFINE(LDAP_NOCACHE,1)
1050 fi
1051 if test $ol_enable_dns != no ; then
1052         AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_V2_DNS,LDAP_API_VENDOR_VERSION,1)
1053 fi
1054 if test $ol_enable_proctitle != no ; then
1055         AC_DEFINE(LDAP_PROCTITLE,1)
1056 fi
1057 if test $ol_enable_referrals != no ; then
1058         AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_V2_REFERRALS,LDAP_API_VENDOR_VERSION,1)
1059 fi
1060 if test $ol_enable_cldap != no ; then
1061         AC_DEFINE(LDAP_CONNECTIONLESS,1)
1062 fi
1063
1064 if test $ol_enable_aclgroups != no ; then
1065         AC_DEFINE(SLAPD_ACLGROUPS,1)
1066 fi
1067 if test $ol_enable_crypt != no ; then
1068         AC_DEFINE(SLAPD_CRYPT,1)
1069 fi
1070 if test $ol_enable_md5 != no ; then
1071         AC_DEFINE(SLAPD_MD5,1)
1072 fi
1073 if test $ol_enable_sha1 != no ; then
1074         AC_DEFINE(SLAPD_SHA1,1)
1075 fi
1076 if test $ol_enable_phonetic != no ; then
1077         AC_DEFINE(SLAPD_PHONETIC,1)
1078 fi
1079 if test $ol_enable_rlookups != no ; then
1080         AC_DEFINE(SLAPD_RLOOKUPS,1)
1081 fi
1082
1083 if test $ol_link_ldbm != no ; then
1084         AC_DEFINE(SLAPD_LDBM,1)
1085         BUILD_SLAPD=yes
1086         BUILD_LDBM=yes
1087 fi
1088
1089 if test $ol_enable_passwd != no ; then
1090         AC_DEFINE(SLAPD_PASSWD,1)
1091         BUILD_SLAPD=yes
1092         BUILD_PASSWD=yes
1093 fi
1094
1095 if test $ol_enable_shell != no ; then
1096         AC_DEFINE(SLAPD_SHELL,1)
1097         BUILD_SLAPD=yes
1098         BUILD_SHELL=yes
1099 fi
1100
1101 if test $ol_enable_slurpd != no -a $ol_link_threads != no -a \
1102         $BUILD_SLAPD = yes ; then
1103         BUILD_SLURPD=yes
1104 fi
1105
1106 if test $ol_link_isode != no ; then
1107         BUILD_LDAPD=yes
1108 fi
1109
1110 dnl ----------------------------------------------------------------
1111
1112 AC_SUBST(BUILD_LDAPD)
1113 AC_SUBST(BUILD_SLAPD)
1114   AC_SUBST(BUILD_LDBM)
1115   AC_SUBST(BUILD_PASSWD)
1116   AC_SUBST(BUILD_SHELL)
1117 AC_SUBST(BUILD_SLURPD)
1118
1119
1120 AC_SUBST(LDAP_LIBS)
1121 AC_SUBST(LDAPD_LIBS)
1122 AC_SUBST(SLAPD_LIBS)
1123 AC_SUBST(SLURPD_LIBS)
1124 AC_SUBST(LDBM_LIBS)
1125 AC_SUBST(LTHREAD_LIBS)
1126 AC_SUBST(LUTIL_LIBS)
1127
1128 AC_SUBST(KRB_LIBS)
1129 AC_SUBST(TERMCAP_LIBS)
1130
1131 dnl ----------------------------------------------------------------
1132 dnl final output
1133 dnl
1134
1135 AC_OUTPUT( \
1136 Makefile:build/top.mk:Makefile.in:build/dir.mk \
1137 doc/Makefile:build/top.mk:doc/Makefile.in:build/dir.mk \
1138 doc/man/Makefile:build/top.mk:doc/man/Makefile.in:build/dir.mk \
1139 doc/man/man1/Makefile:build/top.mk:doc/man/man1/Makefile.in:build/man.mk \
1140 doc/man/man3/Makefile:build/top.mk:doc/man/man3/Makefile.in:build/man.mk \
1141 doc/man/man5/Makefile:build/top.mk:doc/man/man5/Makefile.in:build/man.mk \
1142 doc/man/man8/Makefile:build/top.mk:doc/man/man8/Makefile.in:build/man.mk \
1143 clients/Makefile:build/top.mk:clients/Makefile.in:build/dir.mk \
1144 clients/finger/Makefile:build/top.mk:clients/finger/Makefile.in:build/rules.mk \
1145 clients/fax500/Makefile:build/top.mk:clients/fax500/Makefile.in:build/rules.mk \
1146 clients/gopher/Makefile:build/top.mk:clients/gopher/Makefile.in:build/rules.mk \
1147 clients/mail500/Makefile:build/top.mk:clients/mail500/Makefile.in:build/rules.mk \
1148 clients/rcpt500/Makefile:build/top.mk:clients/rcpt500/Makefile.in:build/rules.mk \
1149 clients/ud/Makefile:build/top.mk:clients/ud/Makefile.in:build/rules.mk \
1150 clients/tools/Makefile:build/top.mk:clients/tools/Makefile.in:build/rules.mk \
1151 include/Makefile:build/top.mk:include/Makefile.in \
1152 libraries/Makefile:build/top.mk:libraries/Makefile.in:build/dir.mk      \
1153 libraries/libavl/Makefile:build/top.mk:libraries/libavl/Makefile.in:build/lib.mk:build/lib-static.mk    \
1154 libraries/liblber/Makefile:build/top.mk:libraries/liblber/Makefile.in:build/lib.mk:build/lib-shared.mk  \
1155 libraries/libldap/Makefile:build/top.mk:libraries/libldap/Makefile.in:build/lib.mk:build/lib-shared.mk  \
1156 libraries/libldbm/Makefile:build/top.mk:libraries/libldbm/Makefile.in:build/lib.mk:build/lib-static.mk  \
1157 libraries/libldif/Makefile:build/top.mk:libraries/libldif/Makefile.in:build/lib.mk:build/lib-static.mk  \
1158 libraries/liblthread/Makefile:build/top.mk:libraries/liblthread/Makefile.in:build/lib.mk:build/lib-static.mk    \
1159 libraries/liblutil/Makefile:build/top.mk:libraries/liblutil/Makefile.in:build/lib.mk:build/lib-static.mk        \
1160 servers/Makefile:build/top.mk:servers/Makefile.in:build/dir.mk \
1161 servers/ldapd/Makefile:build/top.mk:servers/ldapd/Makefile.in:build/srv.mk \
1162 servers/slapd/Makefile:build/top.mk:servers/slapd/Makefile.in:build/srv.mk \
1163 servers/slapd/back-ldbm/Makefile:build/top.mk:servers/slapd/back-ldbm/Makefile.in:build/srv.mk \
1164 servers/slapd/back-passwd/Makefile:build/top.mk:servers/slapd/back-passwd/Makefile.in:build/srv.mk \
1165 servers/slapd/back-shell/Makefile:build/top.mk:servers/slapd/back-shell/Makefile.in:build/srv.mk \
1166 servers/slapd/shell-backends/Makefile:build/top.mk:servers/slapd/shell-backends/Makefile.in:build/srv.mk \
1167 servers/slapd/tools/Makefile:build/top.mk:servers/slapd/tools/Makefile.in \
1168 servers/slurpd/Makefile:build/top.mk:servers/slurpd/Makefile.in:build/srv.mk \
1169 tests/Makefile:build/top.mk:tests/Makefile.in \
1170 ,[
1171 date > stamp-h
1172 echo Please \"make depend\" to build dependencies
1173 ])