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1 dnl
2 dnl Copyright 1998,1999 The OpenLDAP Foundation.  All Rights Reserved.
3 dnl 
4 dnl Redistribution and use in source and binary forms are permitted only
5 dnl as authorized by the OpenLDAP Public License.  A copy of this
6 dnl license is available at http://www.OpenLDAP.org/license.html or
7 dnl in file LICENSE in the top-level directory of the distribution.
8 dnl
9
10 dnl Configure.in for OpenLDAP
11 AC_INIT(include/ldap.h)dnl
12 AC_CONFIG_AUX_DIR(build)dnl
13 AM_INIT_AUTOMAKE(OpenLDAP,[2.0-devel], [no ac_define])dnl
14
15 dnl We use autoconf features new to 2.13.
16 dnl     aclocal.m4 should be built using aclocal from automake 1.4
17 AC_PREREQ(2.13)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 ldap_subdir="openldap"
30
31 AC_ARG_WITH(subdir, [  --with-subdir=DIR change default subdirectory used for installs], [
32         if test "$withval" = "no"; then
33                 ldap_subdir=""
34         elif test "$withval" != "yes"; then
35                 ldap_subdir="$withval"
36         fi
37 ])dnl
38
39 AC_SUBST(ldap_subdir)dnl
40
41 OL_ARG_ENABLE(debug,[  --enable-debug   enable debugging], yes)dnl
42 ol_enable_syslog=no
43 dnl OL_ARG_ENABLE(syslog,[  --enable-syslog     enable syslog support], auto)dnl
44 OL_ARG_ENABLE(proctitle,[  --enable-proctitle   enable proctitle support], yes)dnl
45 OL_ARG_ENABLE(cache,[  --enable-cache   enable caching], yes)dnl
46 OL_ARG_ENABLE(dns,[  --enable-dns               enable V2 DNS  extension], no)dnl
47 OL_ARG_ENABLE(referrals,[  --enable-referrals   enable V2 Referrals extension], yes)dnl
48 OL_ARG_ENABLE(cldap,[  --enable-cldap   enable connectionless ldap], no)dnl
49 OL_ARG_ENABLE(x_compile,[  --enable-x-compile   enable cross compiling],
50         no, [yes no])dnl
51
52 dnl General "with" options
53 OL_ARG_ENABLE(dmalloc,[  --enable-dmalloc       enable debug malloc support], no)dnl
54
55 OL_ARG_WITH(kerberos,[  --with-kerberos with Kerberos support],
56         auto, [auto k5 k4 afs yes no])
57 OL_ARG_WITH(readline,[  --with-readline  with readline support],
58         auto, [auto yes no] )
59 OL_ARG_WITH(threads,[  --with-threads   use threads],
60         auto, [auto posix mach lwp yes no manual] )
61 OL_ARG_WITH(tls,[  --with-tls  with TLS/SSL support],
62         auto, [auto ssleay openssl yes no] )
63 OL_ARG_WITH(yielding_select,[  --with-yielding-select   with implicitly yielding select],
64         auto, [auto yes no manual] )
65
66 dnl Server options
67
68 dnl LDAPD OPTIONS
69 AC_ARG_WITH(xxldapdoptions,[LDAPD Options:])
70 OL_ARG_ENABLE(ldapd,[  --enable-ldapd   enable building ldapd], no)dnl
71
72 dnl SLAPD OPTIONS
73 AC_ARG_WITH(xxslapdoptions,[SLAPD Options:])
74 OL_ARG_ENABLE(slapd,[  --enable-slapd   enable building slapd], yes)dnl
75 OL_ARG_ENABLE(aclgroups,[    --enable-aclgroups enable ACL group support], auto)dnl
76 OL_ARG_ENABLE(cleartext,[    --enable-cleartext enable cleartext passwords], yes)dnl
77 OL_ARG_ENABLE(crypt,[    --enable-crypt enable crypt(3) passwords], auto)dnl
78 OL_ARG_ENABLE(wrappers,[    --enable-wrappers   enable tcp wrapper support], no)dnl
79 OL_ARG_ENABLE(phonetic,[    --enable-phonetic   enable phonetic/soundex], no)dnl
80 OL_ARG_ENABLE(rlookups,[    --enable-rlookups   enable reverse lookups], auto)dnl
81
82 dnl SLAPD Backend options
83 OL_ARG_ENABLE(bdb2,[    --enable-bdb2   enable bdb2 backend], no)dnl
84 OL_ARG_ENABLE(ldbm,[    --enable-ldbm   enable ldbm backend], yes)dnl
85 OL_ARG_WITH(ldbm_api,[      --with-ldbm-api     use LDBM API], auto,
86         [auto db2 db mdbm gdbm ndbm manual])
87 OL_ARG_WITH(ldbm_type,[      --with-ldbm-type   use LDBM type], auto,
88         [auto btree hash])
89
90 OL_ARG_ENABLE(passwd,[    --enable-passwd       enable passwd backend], no)dnl
91 OL_ARG_ENABLE(perl,[    --enable-perl   enable perl backend], no)dnl
92 OL_ARG_ENABLE(shell,[    --enable-shell enable shell backend], no)dnl
93 OL_ARG_ENABLE(tcl,[    --enable-tcl     enable tcl backend], no)dnl
94
95 dnl SLURPD OPTIONS
96 AC_ARG_WITH(xxslurpdoptions,[SLURPD Options:])
97 OL_ARG_ENABLE(slurpd,[  --enable-slurpd enable building slurpd], auto)dnl
98
99 AC_ARG_WITH(xxliboptions,[Library Generation & Linking Options])
100 AM_ENABLE_STATIC
101 dnl AM_DISABLE_SHARED
102 AM_ENABLE_SHARED
103
104 dnl General "enable" options
105 # validate options
106 if test $ol_enable_dns = yes ; then
107         if test $ol_enable_referrals = no ; then
108                 AC_MSG_ERROR([DNS requires --enable-referrals])
109         fi
110         if test $ol_enable_referrals = auto ; then
111                 AC_MSG_WARN([DNS requires referrals, adding --enable-referrals])
112                 ol_enable_referrals=yes
113         fi
114 fi
115
116 if test $ol_enable_slapd = no ; then
117         dnl SLAPD was specificallly disabled
118         if test $ol_enable_bdb2 = yes ; then
119                 AC_MSG_WARN([slapd disabled, ignoring --enable_bdb2 argument])
120         fi
121         if test $ol_enable_ldbm = yes ; then
122                 AC_MSG_WARN([slapd disabled, ignoring --enable_ldbm argument])
123         fi
124         if test $ol_enable_passwd = yes ; then
125                 AC_MSG_WARN([slapd disabled, ignoring --enable_passwd argument])
126         fi
127         if test $ol_enable_perl = yes ; then
128                 AC_MSG_WARN([slapd disabled, ignoring --enable_perl argument])
129         fi
130         if test $ol_enable_shell = yes ; then
131                 AC_MSG_WARN([slapd disabled, ignoring --enable_shell argument])
132         fi
133         if test $ol_enable_tcl = yes ; then
134                 AC_MSG_WARN([slapd disabled, ignoring --enable_tcl argument])
135         fi
136         if test $ol_enable_aclgroups = yes ; then
137                 AC_MSG_WARN([slapd disabled, ignoring --enable_aclgroups argument])
138         fi
139         if test $ol_enable_wrappers = yes ; then
140                 AC_MSG_WARN([slapd disabled, ignoring --enable_wrappers argument])
141         fi
142         if test $ol_enable_phonetic = yes ; then
143                 AC_MSG_WARN([slapd disabled, ignoring --enable_phonetic argument])
144         fi
145         if test $ol_enable_rlookups = yes ; then
146                 AC_MSG_WARN([slapd disabled, ignoring --enable_rlookups argument])
147         fi
148         if test $ol_with_ldbm_api != auto ; then
149                 AC_MSG_WARN([slapd disabled, ignoring --with_ldbm_api argument])
150         fi
151         if test $ol_with_ldbm_type != auto ; then
152                 AC_MSG_WARN([slapd disabled, ignoring --with_ldbm_type argument])
153         fi
154         if test $ol_enable_slurpd = yes ; then
155                 AC_MSG_ERROR([slurpd requires slapd])
156         fi
157
158         # force settings to no
159         ol_enable_bdb2=no
160         ol_enable_ldbm=no
161         ol_enable_passwd=no
162         ol_enable_perl=no
163         ol_enable_shell=no
164         ol_enable_tcl=no
165         ol_enable_aclgroups=no
166         ol_enable_wrappers=no
167         ol_enable_phonetic=no
168         ol_enable_rlookups=no
169         ol_with_ldbm_api=no
170         ol_with_ldbm_type=no
171         ol_enable_slurpd=no
172
173 elif test $ol_enable_ldbm = no ; then
174         dnl SLAPD without LDBM
175
176         if test $ol_with_ldbm_api != auto ; then
177                 AC_MSG_WARN([LDBM disabled, ignoring --with_ldbm_api argument])
178         fi
179
180         if test $ol_with_ldbm_type != auto ; then
181                 AC_MSG_WARN([LDBM disabled, ignoring --with_ldbm_type argument])
182         fi
183
184         if test $ol_enable_bdb2 = yes ; then
185                 AC_MSG_ERROR([BDB2 requires --enable-ldbm])
186         fi
187
188         if test $ol_enable_passwd = no -a \
189                 $ol_enable_perl = no -a \
190                 $ol_enable_shell = no -a \
191                 $ol_enable_tcl = no ; then
192                 AC_MSG_ERROR([slapd requires a backend])
193         fi
194
195         ol_with_ldbm_api=no
196         ol_with_ldbm_type=no
197
198 elif test $ol_enable_bdb2 = yes ; then
199         dnl SLAPD with BDB2
200
201         if test $ol_with_ldbm_api != auto -a \
202                 $ol_with_ldbm_api != db2 ; then
203                 AC_MSG_ERROR([BDB2 requires LDBM API DB2])
204         fi
205
206         ol_with_ldbm_api=db2
207
208 else
209         dnl SLAPD with LDBM
210
211         if test $ol_enable_bdb2 != no ; then
212                 if test $ol_with_ldbm_api != auto -a \
213                         $ol_with_ldbm_api != db2 ; then
214                         AC_MSG_WARN([BDB2 requires LDBM api db2 or auto])
215                         ol_enable_bdb2=no
216                 fi
217         fi
218
219         if test $ol_with_ldbm_api = gdbm -a \
220                 $ol_with_ldbm_type = btree ; then
221                 AC_MSG_ERROR([GDBM only supports LDBM type hash])
222         fi
223         if test $ol_with_ldbm_api = mdbm -a \
224                 $ol_with_ldbm_type = btree ; then
225                 AC_MSG_ERROR([MDBM only supports LDBM type hash])
226         fi
227         if test $ol_with_ldbm_api = ndbm -a \
228                 $ol_with_ldbm_type = btree ; then
229                 AC_MSG_ERROR([NDBM only supports LDBM type hash])
230         fi
231 fi
232
233 if test $ol_enable_slurpd = yes ; then
234         dnl SLURPD was specifically enabled
235         if test $ol_with_threads = no ; then
236                 AC_MSG_ERROR([slurpd requires threads])
237         fi
238 fi
239
240 AC_MSG_RESULT(done)
241
242 ## Initialize vars
243 LDAP_LIBS=
244 LDBM_LIBS=
245 LTHREAD_LIBS=
246 LUTIL_LIBS=
247
248 LDAPD_LIBS=
249 SLAPD_LIBS=
250 SLURPD_LIBS=
251
252 BUILD_LDAPD=no
253 BUILD_SLAPD=no
254 BUILD_SLURPD=no
255
256 BUILD_BDB2=no
257 BUILD_LDBM=no
258 BUILD_PASSWD=no
259 BUILD_PERL=no
260 BUILD_SHELL=no
261 BUILD_TCL=no
262 BUILD_THREAD=no
263
264 SLAPD_PERL_LDFLAGS=
265 SLAPD_PERL_CPPFLAGS=
266
267 KRB_LIBS=
268 READLINE_LIBS=
269 TERMCAP_LIBS=
270 TLS_LIBS=
271
272 dnl ----------------------------------------------------------------
273 dnl Checks for programs
274
275 AC_PROG_INSTALL
276
277 dnl The default compiler is cc (NOT gcc)
278 CC=${CC-"cc"}
279 dnl The default CFLAGS is empty NOT whatever AC_PROG_CC sets.
280 dnl CFLAGS=${CFLAGS-""}
281
282 AM_PROG_LIBTOOL
283 dnl AC_PROG_MAKE_SET
284
285 AC_PROG_AWK
286 OL_PROG_LN_H
287 AC_PROG_LN_S
288
289 if test "$LN_H" = "cp" -a "$LN_S" = "ln"; then
290         LN_S="$LN_H"
291 fi
292
293 AC_PATH_PROG(SENDMAIL, sendmail, /usr/lib/sendmail,
294         $PATH:/usr/libexec:/usr/lib:/usr/sbin:/usr/etc:/etc)
295 AC_PATH_PROG(EDITOR, vi, /usr/ucb/vi, $PATH:/usr/ucb)
296 AC_PATH_PROG(FINGER, finger, /usr/ucb/finger, $PATH:/usr/ucb)
297
298 if test $ol_enable_perl = yes ; then
299         AC_PATH_PROG(PERLBIN, perl, /usr/bin/perl)
300
301         if test "no$PERLBIN" = "no" ; then
302                 ol_enable_perl=no
303         fi
304
305         SLAPD_PERL_LDFLAGS="`$PERLBIN -MExtUtils::Embed -e ldopts|sed -e s/-lc//`"
306         SLAPD_PERL_CPPFLAGS="`$PERLBIN -MExtUtils::Embed -e ccopts`"
307 fi
308
309 AC_PROG_CPP
310
311 if test $cross_compiling = yes -a $ol_enable_x_compile = yes; then
312         AC_MSG_WARN([cross compiling....  some functionality will be removed.])
313
314 elif test $cross_compiling = no -a $ol_enable_x_compile = yes; then
315         AC_MSG_WARN([programs compiled here do run here...])
316         AC_MSG_ERROR([  if not cross compiling, use --disable-x-compile.])
317
318 elif test $cross_compiling = yes -a $ol_enable_x_compile = no; then
319         AC_MSG_WARN([programs compiled here do not run here...])
320         AC_MSG_ERROR([  if cross compiling,  add --enable-x-compile.])
321 fi
322
323 dnl Checks for UNIX Variants
324 AC_AIX
325 AC_ISC_POSIX
326 AC_MINIX
327
328 dnl BeOS requires -lbe -lroot
329 AC_CHECK_LIB(be, be_app, [LIBS="$LIBS -lbe -lroot"], :, [-lroot])
330
331 dnl Checks for system services
332 AC_CYGWIN
333 AC_MINGW32
334 AC_EXEEXT
335 AC_OBJEXT
336
337 dnl OpenLDAP requires STDC features
338 AM_PROG_CC_STDC
339 if test "X${am_cv_prog_cc_stdc}" = "Xno" ; then
340         AC_MSG_ERROR([OpenLDAP requires compiler to support STDC prototypes.])
341 fi
342
343 dnl AM_C_PROTOTYPES
344
345 dnl Checks for libraries
346
347 dnl Find socket()
348 dnl Likely combinations:
349 dnl             -lsocket [ -lnsl_s | -lnsl ]
350 dnl             -linet
351
352 AC_CHECK_FUNC(socket, :, [      
353 dnl
354 dnl hopefully we won't include too many libraries
355 dnl
356         AC_CHECK_LIB(socket, main)
357         AC_CHECK_LIB(net, main)
358         AC_CHECK_LIB(nsl_s, main)
359         AC_CHECK_LIB(nsl, main)
360         AC_CHECK_LIB(inet, socket)
361         AC_CHECK_LIB(gen, main)
362 ])
363
364 dnl Check for resolver routines
365 AC_CHECK_FUNCS(res_search)
366 if test $ac_cv_func_res_search = "no" ; then 
367         AC_CHECK_LIB(bind, res_search)
368         if test "$ac_cv_lib_bind_res_search" = "yes" ; then
369                 AC_DEFINE(HAVE_RES_SEARCH,1)
370         else
371                 AC_CHECK_LIB(resolv, res_search)
372                 if test "$ac_cv_lib_resolv_res_search" = "yes" ; then
373                         AC_DEFINE(HAVE_RES_SEARCH,1)
374                 fi
375         fi
376 fi
377
378 dnl HP-UX requires -lV3
379 AC_CHECK_LIB(V3, sigset)
380
381 AC_CHECK_FUNC(select, :, AC_MSG_ERROR([select() required.]))
382
383 dnl Select arg types
384 dnl (if this detection becomes permenent, it and the select() detection
385 dnl should be done before the yielding select test) 
386 AC_FUNC_SELECT_ARGTYPES
387
388 # ISODE tests
389 ol_link_isode=no
390 if test $ol_enable_ldapd != no ; then
391         dnl look for ISODE libraries
392         AC_CHECK_LIB(xtpp, main, [
393                 ol_link_isode=yes
394                 AC_DEFINE(HAVE_XTPP,1, [define if you have -lxttp])
395                 LDAPD_LIBS="$LDAPD_LIBS -lxtpp -lxtdsap -lxtisode -losi"
396                 ],:,[-lxtdsap -lxtisode -losi])
397         AC_CHECK_LIB(dsap, main, [
398                 ol_link_isode=yes
399                 AC_DEFINE(HAVE_DSAP,1, [define if you have -ldsap])
400                 LDAPD_LIBS="$LDAPD_LIBS -ldsap"
401                 ],:,[-lisode])
402         AC_CHECK_LIB(isode, main, [
403                 ol_link_isode=yes
404                 AC_DEFINE(HAVE_ISODE,1, [define if you have -lisode])
405                 LDAPD_LIBS="$LDAPD_LIBS -lisode"
406                 ],:)
407 fi
408
409 if test $ol_link_isode != no; then
410         AC_CHECK_LIB(pp, main, [
411                 AC_DEFINE(HAVE_PP,1, [define if you have -lpp])
412                 LDAPD_LIBS="-lpp $LDAPD_LIBS"
413                 ],:)
414
415         AC_PATH_PROG(PEPSY, pepsy)
416 fi
417
418 dnl
419 dnl check for kerberos
420 dnl
421 ol_link_kerberos=no
422
423 if test $ol_with_kerberos = auto -o $ol_with_kerberos = k5 ; then
424         AC_CHECK_HEADERS(kerberosIV/krb.h kerberosIV/des.h)
425
426         if test $ac_cv_header_kerberosIV_krb_h = yes ; then
427                 AC_CHECK_LIB(krb4, main, [have_k5=yes], [have_k5=no],
428                         [-lkrb5 -ldes425])
429
430                 if test $have_k5 = yes ; then
431                         ol_with_kerberos=found
432                         ol_link_kerberos=yes
433
434                         KRB_LIBS="-lkrb4 -lkrb5 -ldes425"
435
436                         LIBS="$KRB_LIBS $LIBS"
437
438                         AC_CACHE_CHECK([for des_debug in Kerberos libraries],
439                                 [ol_cv_var_des_debug], [
440                                 dnl save the flags
441                                 save_LIBS="$LIBS"
442                                 LIBS="$KRB_LIBS $LIBS"
443                                 AC_TRY_LINK([
444 #include <kerberosIV/krb.h>
445 #include <kerberosIV/des.h>
446 extern int des_debug;
447 ],[
448 des_debug = 1;
449 ],                              ol_cv_var_des_debug=yes, ol_cv_var_des_debug=no)
450                                 dnl restore the LIBS
451                                 LIBS="$save_LIBS"
452                         ])
453
454                         if test $ol_cv_var_des_debug = yes ; then
455                                 AC_DEFINE(HAVE_DES_DEBUG,1,
456                                         [define if you have Kerberos des_debug])
457                         fi
458
459                         LIBS="$save_LIBS"
460                 fi
461         fi
462 fi
463
464 if test $ol_with_kerberos = auto -o $ol_with_kerberos = k4 ; then
465         AC_CHECK_HEADERS(krb.h des.h)
466
467         if test $ac_cv_header_krb_h = yes ; then
468                 AC_CHECK_LIB(krb, main, [have_k4=yes], [have_k4=no], [-ldes])
469
470                 if test $have_k4 = yes ; then
471                         ol_with_kerberos=found
472                         ol_link_kerberos=yes
473
474                         KRB_LIBS="-lkrb -ldes"
475                 fi
476         fi
477 fi
478
479 if test $ol_link_kerberos = yes ; then
480         AC_DEFINE(HAVE_KERBEROS, 1, [define if you have Kerberos])
481 fi
482
483 dnl
484 dnl Check for SSL/TLS
485 dnl
486 ol_link_tls=no
487 if test $ol_with_tls != no ; then
488         
489         AC_CHECK_HEADERS(ssl.h)
490         
491         if test $ac_cv_header_ssl_h = yes ; then
492                 AC_CHECK_LIB(ssl, SSLeay_add_ssl_algorithms, 
493                         [have_ssleay=yes
494                         need_rsaref=no],
495                         [have_ssleay=no],
496                         [-lcrypto])
497                         
498                 if test $have_ssleay = no ; then
499                         AC_CHECK_LIB(ssl, ssl3_accept, 
500                                 [have_ssleay=yes
501                                 need_rsaref=yes], [have_ssleay=no],
502                                 [-lcrypto -lRSAglue -lrsaref])
503                 fi
504
505                 if test $have_ssleay = yes ; then
506                         ol_with_tls=found
507                         ol_link_tls=yes
508
509                         AC_DEFINE(HAVE_SSLEAY, 1, 
510                                 [define if you have SSLeay or OpenSSL])
511
512                         if test $need_rsaref = yes; then
513                                 AC_DEFINE(HAVE_RSAREF, 1, 
514                                         [define if you have RSAref])
515
516                                 TLS_LIBS="-lssl -lcrypto -lRSAglue -lrsaref"
517                         else
518                                 TLS_LIBS="-lssl -lcrypto"
519                         fi
520                 fi
521         fi
522 fi
523
524 if test $ol_link_tls = yes ; then
525         AC_DEFINE(HAVE_TLS, 1, [define if you have TLS])
526 fi      
527
528 dnl Tests for reentrant functions necessary to build a
529 dnl thread_safe -lldap.
530 AC_CHECK_FUNCS(         \
531         ctime_r                 \
532         gethostbyname_r gethostbyaddr_r \
533 )
534
535 if test "$ac_cv_func_ctime_r" = no ; then
536         ol_cv_func_ctime_r_nargs=0
537 else
538         OL_FUNC_CTIME_R_NARGS
539 dnl     OL_FUNC_CTIME_R_TYPE
540 fi
541
542 if test "$ac_cv_func_gethostbyname_r" = yes ; then
543         OL_FUNC_GETHOSTBYNAME_R_NARGS
544 else
545         ol_cv_func_gethostbyname_r_nargs=0
546 fi
547  
548 if test "$ac_cv_func_gethostbyaddr_r" = yes ; then
549         OL_FUNC_GETHOSTBYADDR_R_NARGS
550 else
551         ol_cv_func_gethostbyaddr_r_nargs=0
552 fi
553
554 if test "$ac_cv_func_ctime_r" = yes \
555         -a "$ol_cv_func_ctime_r_nargs" -ge 2 \
556         -a "$ol_cv_func_ctime_r_nargs" -le 3 \
557         -a "$ac_cv_func_gethostbyname_r" = yes \
558         -a "$ol_cv_func_gethostbyname_r_nargs" -ge 5 \
559         -a "$ol_cv_func_gethostbyname_r_nargs" -le 6 \
560         -a "$ac_cv_func_gethostbyaddr_r" = yes \
561         -a "$ol_cv_func_gethostbyaddr_r_nargs" -ge 5 \
562         -a "$ol_cv_func_gethostbyaddr_r_nargs" -le 6 \
563         ; then
564  
565         AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_REENTRANT,1)
566 fi
567
568 ol_link_threads=no
569 if test $ol_with_threads = auto -o $ol_with_threads = yes \
570         -o $ol_with_threads = posix ; then
571
572         AC_CHECK_HEADERS(pthread.h sched.h)
573
574         if test $ac_cv_header_pthread_h = yes ; then
575                 OL_POSIX_THREAD_VERSION
576
577                 if test $ol_cv_pthread_version = final ; then
578                         AC_DEFINE(HAVE_PTHREADS_FINAL,1,
579                                 [define if pthreads API compatible with final spec])
580                 elif test $ol_cv_pthread_version = draft4 ; then
581                         AC_DEFINE(HAVE_PTHREADS_D4,1,
582                                 [define if pthreads API compatible with draft4 spec])
583                 else
584                         AC_MSG_ERROR([unknown pthread version])
585                 fi
586
587                 # consider threads found
588                 ol_with_threads=found
589
590                 OL_HEADER_LINUX_THREADS
591
592                 dnl Now the hard part, how to link?
593                 dnl
594                 dnl currently supported checks:
595                 dnl
596                 dnl Check for no flags 
597                 dnl     pthread_create() in $LIBS
598                 dnl
599                 dnl Check special pthread (final) flags
600                 dnl     pthread_create() with -mt (Solaris)
601                 dnl     pthread_create() with -kthread (FreeBSD)
602                 dnl     pthread_create() with -pthread (FreeBSD/Digital Unix)
603                 dnl     pthread_create() with -pthreads (?)
604                 dnl     pthread_create() with -thread (?)
605                 dnl
606                 dnl Check pthread (final) libraries
607                 dnl     pthread_mutex_unlock() in -lpthread -lmach -lexc -lc_r (OSF/1)
608                 dnl     pthread_mutex_lock() in -lpthread -lmach -lexc (OSF/1)
609                 dnl     (skipped) pthread_mutex_trylock() in -lpthread -lexc (OSF/1)
610                 dnl     pthread_join() -Wl,-woff,85 -lpthread (IRIX)
611                 dnl     pthread_create() in -lpthread (many)
612                 dnl     pthread_create() in -lc_r (FreeBSD)
613                 dnl
614                 dnl Check pthread (draft4) flags (depreciated)
615                 dnl     pthread_create() with -threads (OSF/1)
616                 dnl
617                 dnl Check pthread (draft4) libraries (depreciated)
618                 dnl     pthread_mutex_unlock() in -lpthreads -lmach -lexc -lc_r (OSF/1)
619                 dnl     pthread_mutex_lock() in -lpthreads -lmach -lexc (OSF/1)
620                 dnl     pthread_mutex_trylock() in -lpthreads -lexc (OSF/1)
621                 dnl     pthread_create() in -lpthreads (many)
622                 dnl
623
624                 dnl pthread_create in $LIBS
625                 AC_MSG_CHECKING([for pthread_create in default libraries])
626                 AC_CACHE_VAL(ol_cv_pthread_create,[
627                 AC_TRY_RUN([
628 #include <pthread.h>
629 #ifndef NULL
630 #define NULL (void*)0
631 #endif
632
633 static void *task(p)
634         void *p;
635 {
636         return (void *) (p == NULL);
637 }
638
639 int main(argc, argv)
640         int argc;
641         char **argv;
642 {
643         pthread_t t;
644         int status;
645
646         /* make sure pthread_create() isn't just a stub */
647 #if HAVE_PTHREADS_D4
648         status = pthread_create(&t, pthread_attr_default, task, NULL);
649 #else
650         status = pthread_create(&t, NULL, task, NULL);
651 #endif
652
653         if( status ) return status;
654
655         /* make sure pthread_detach() isn't just a stub */
656 #if HAVE_PTHREADS_D4
657         status = pthread_detach( &t );
658 #else
659         status = pthread_detach( t );
660 #endif
661
662         if( status ) return status;
663
664         return status;
665 }
666 ],
667                         [ol_cv_pthread_create=yes],
668                         [ol_cv_pthread_create=no],
669                         [dnl assume yes
670                         ol_cv_pthread_create=yes])])
671                 AC_MSG_RESULT($ol_cv_pthread_create)
672
673                 if test $ol_cv_pthread_create != no ; then
674                         ol_link_threads=posix
675                         ol_link_pthreads=""
676                 fi
677                 
678                 OL_PTHREAD_TRY_LINK([-mt],              [ol_cv_pthread_mt])
679                 OL_PTHREAD_TRY_LINK([-kthread], [ol_cv_pthread_kthread])
680                 OL_PTHREAD_TRY_LINK([-pthread], [ol_cv_pthread_pthread])
681                 OL_PTHREAD_TRY_LINK([-pthreads],[ol_cv_pthread_pthreads])
682                 OL_PTHREAD_TRY_LINK([-thread],  [ol_cv_pthread_thread])
683
684                 OL_PTHREAD_TRY_LINK([-lpthread -lmach -lexc -lc_r],
685                         [ol_cv_pthread_lpthread_lmach_lexc_lc_r])
686                 OL_PTHREAD_TRY_LINK([-lpthread -lmach -lexc],
687                         [ol_cv_pthread_lpthread_lmach_lexc])
688 dnl             OL_PTHREAD_TRY_LINK([-lpthread -lexc],
689 dnl                     [ol_cv_pthread_lpthread_lexc])
690
691                 OL_PTHREAD_TRY_LINK([-lpthread -Wl,-woff,85],
692                         [ol_cv_pthread_lib_lpthread_woff])
693
694                 OL_PTHREAD_TRY_LINK([-lpthread],[ol_cv_pthread_lpthread])
695                 OL_PTHREAD_TRY_LINK([-lc_r],    [ol_cv_pthread_lc_r])
696
697                 OL_PTHREAD_TRY_LINK([-threads], [ol_cv_pthread_threads])
698
699                 OL_PTHREAD_TRY_LINK([-lpthreads -lmach -lexc -lc_r],
700                         [ol_cv_pthread_lpthreads_lmach_lexc_lc_r])
701                 OL_PTHREAD_TRY_LINK([-lpthreads -lmach -lexc],
702                         [ol_cv_pthread_lpthreads_lmach_lexc])
703                 OL_PTHREAD_TRY_LINK([-lpthreads -lexc],
704                         [ol_cv_pthread_lpthreads_lexc])
705
706                 OL_PTHREAD_TRY_LINK([-lpthreads],       [ol_cv_pthread_lib_lpthreads])
707
708                 if test $ol_link_threads != no ; then
709                         AC_DEFINE(HAVE_PTHREADS,1,
710                                 [define if you have POSIX Threads])
711
712                         LTHREAD_LIBS="$LTHREAD_LIBS $ol_link_pthreads"
713
714                         dnl save flags
715                         save_CPPFLAGS="$CPPFLAGS"
716                         save_LIBS="$LIBS"
717                         LIBS="$LTHREAD_LIBS $LIBS"
718
719                         dnl All POSIX Thread (final) implementations should have
720                         dnl sched_yield instead of pthread yield.
721                         dnl check for both
722                         AC_CHECK_FUNCS(sched_yield pthread_yield)
723
724                         if test $ac_cv_func_sched_yield = no -a \
725                                 $ac_cv_func_pthread_yield = no ; then
726                                 dnl Digital UNIX has sched_yield() in -lrt
727                                 AC_CHECK_LIB(rt, sched_yield,
728                                         [LTHREAD_LIBS="$LTHREAD_LIBS -lrt"
729                                         AC_DEFINE(HAVE_SCHED_YIELD,1)
730                                         ac_cv_func_sched_yield=yes],
731                                         [ac_cv_func_sched_yield=no])
732                         fi
733                         if test $ac_cv_func_sched_yield = no -a \
734                                 $ac_cv_func_pthread_yield = no ; then
735                                 dnl Solaris has sched_yield() in -lposix4
736                                 dnl but we'll use thr_yield instead.
737                                 AC_CHECK_FUNCS(thr_yield)
738                         fi
739                         if test $ac_cv_func_sched_yield = no -a \
740                                 $ac_cv_func_pthread_yield = no -a \
741                                 "$ac_cv_func_thr_yield" = no ; then
742                                 AC_MSG_WARN([could not locate sched_yield() or pthread_yield()])
743                         fi
744
745                         dnl Check functions for compatibility
746                         AC_CHECK_FUNCS(pthread_kill)
747
748                         dnl Check for pthread_detach with <pthread.h> inclusion
749                         dnl as it's symbol may have been mangled.
750                         AC_CACHE_CHECK([for pthread_detach with <pthread.h>],
751                                 [ol_cv_func_pthread_detach], [
752                                 dnl save the flags
753                                 AC_TRY_LINK([
754 #include <pthread.h>
755 #ifndef NULL
756 #define NULL (void*)0
757 #endif
758 ],
759                                         [pthread_detach(NULL);],
760                                         [ol_cv_func_pthread_detach=yes],
761                                         [ol_cv_func_pthread_detach=no])
762                         ])
763
764                         if test $ol_cv_func_pthread_detach = no ; then
765                                 AC_MSG_ERROR([could not locate pthread_detach()])
766                         fi
767
768                         AC_DEFINE(HAVE_PTHREAD_DETACH,1,
769                                 [define if you have pthread_detach function])
770
771                         dnl Check for setconcurreny functions
772                         AC_CHECK_FUNCS( \
773                                 pthread_setconcurrency \
774                                 pthread_getconcurrency \
775                                 thr_setconcurrency \
776                                 thr_getconcurrency \
777                         )
778
779                         OL_SYS_LINUX_THREADS
780                         OL_LINUX_THREADS
781
782                         if test $ol_cv_linux_threads = error; then
783                                 AC_MSG_ERROR([LinuxThreads header/library mismatch]);
784                         fi
785
786                         AC_MSG_CHECKING([if pthread_create() works])
787                         AC_CACHE_VAL(ol_cv_pthread_create_works,[
788                         AC_TRY_RUN([
789 #include <pthread.h>
790 #ifndef NULL
791 #define NULL (void*)0
792 #endif
793
794 static void *task(p)
795         void *p;
796 {
797         return (void *) (p == NULL);
798 }
799
800 int main(argc, argv)
801         int argc;
802         char **argv;
803 {
804         pthread_t t;
805 #if HAVE_PTHREADS_D4
806         exit(pthread_create(&t, pthread_attr_default, task, NULL));
807 #else
808         exit(pthread_create(&t, NULL, task, NULL));
809 #endif
810 }
811 ],
812                                 [ol_cv_pthread_create_works=yes],
813                                 [ol_cv_pthread_create_works=no],
814                                 [dnl assume yes
815                                 ol_cv_pthread_create_works=yes])])
816                         AC_MSG_RESULT($ol_cv_pthread_create_works)
817
818                         if test $ol_cv_pthread_create_works = no ; then
819                                 AC_MSG_ERROR([pthread_create is not usable, check environment settings])
820                         fi
821
822                         dnl Check if select causes an yield
823                         if test $ol_with_yielding_select = auto ; then
824                                 AC_MSG_CHECKING([if select yields when using pthreads])
825                                 AC_CACHE_VAL(ol_cv_pthread_select_yields,[
826                                 AC_TRY_RUN([
827 #include <sys/types.h>
828 #include <sys/time.h>
829 #include <unistd.h>
830 #include <pthread.h>
831 #ifndef NULL
832 #define NULL (void*) 0
833 #endif
834
835 static int fildes[2];
836
837 static void *task(p)
838         void *p;
839 {
840         int i;
841         struct timeval tv;
842
843         fd_set rfds;
844
845         tv.tv_sec=10;
846         tv.tv_usec=0;
847
848         FD_ZERO(&rfds);
849         FD_SET(fildes[0], &rfds);
850
851         /* we're not interested in any fds */
852         i = select(FD_SETSIZE, &rfds, NULL, NULL, &tv);
853
854         if(i < 0) {
855                 perror("select");
856                 exit(10);
857         }
858
859         exit(0); /* if we exit here, the select blocked the whole process */
860 }
861
862 int main(argc, argv)
863         int argc;
864         char **argv;
865 {
866         pthread_t t;
867
868         /* create a pipe to select */
869         if(pipe(&fildes[0])) {
870                 perror("select");
871                 exit(1);
872         }
873
874 #ifdef HAVE_PTHREAD_SETCONCURRENCY
875         (void) pthread_setconcurrency(2);
876 #else
877 #ifdef HAVE_THR_SETCONCURRENCY
878         /* Set Solaris LWP concurrency to 2 */
879         thr_setconcurrency(2);
880 #endif
881 #endif
882
883 #if HAVE_PTHREADS_D4
884         pthread_create(&t, pthread_attr_default, task, NULL);
885 #else
886         pthread_create(&t, NULL, task, NULL);
887 #endif
888
889 #if HAVE_SCHED_YIELD
890         sched_yield();  /* make sure task runs first */
891 #else
892 #ifdef HAVE_PTHREAD_YIELD
893         pthread_yield();        /* make sure task runs first */
894 #endif
895 #endif
896
897         exit(2);
898 }],
899                                 [ol_cv_pthread_select_yields=no],
900                                 [ol_cv_pthread_select_yields=yes], [
901                                 AC_MSG_ERROR([crossing compiling: use --with-yielding_select=yes|no|manual])])])
902                                 AC_MSG_RESULT($ol_cv_pthread_select_yields)
903
904                                 if test $ol_cv_pthread_select_yields = yes ; then
905                                         ol_with_yielding_select=yes
906                                 fi
907                         fi
908
909                         dnl restore flags
910                         CPPFLAGS="$save_CPPFLAGS"
911                         LIBS="$save_LIBS"
912                 else
913                         AC_MSG_ERROR([could not link with POSIX Threads])
914                 fi
915         fi
916
917         if test $ol_with_threads = posix ; then
918                 AC_MSG_ERROR([could not locate POSIX Threads])
919         fi
920 fi
921
922 if test $ol_with_threads = auto -o $ol_with_threads = yes \
923         -o $ol_with_threads = mach ; then
924
925         dnl check for Mach CThreads
926         AC_CHECK_HEADERS(mach/cthreads.h)
927         if test $ac_cv_header_mach_cthreads_h = yes ; then
928                 ol_with_threads=found
929
930                 dnl check for cthread support in current $LIBS
931                 AC_CHECK_FUNC(cthread_fork,[ol_link_threads=yes])
932
933                 if test $ol_link_threads = no ; then
934                         dnl try -all_load
935                         dnl this test needs work
936                         AC_CACHE_CHECK([for cthread_fork with -all_load],
937                                 [ol_cv_cthread_all_load], [
938                                 dnl save the flags
939                                 save_LIBS="$LIBS"
940                                 LIBS="-all_load $LIBS"
941                                 AC_TRY_LINK([#include <mach/cthreads.h>],[
942                                         cthread_fork((void *)0, (void *)0);
943                                         ], ol_cv_cthread_all_load=yes, ol_cv_cthread_all_load=no)
944                                 dnl restore the LIBS
945                                 LIBS="$save_LIBS"
946                         ])
947
948                         if test $ol_cv_cthread_all_load = yes ; then
949                                 LTHREAD_LIBS="$LTHREAD_LIBS -all_load"
950                                 ol_link_threads=mach
951                         fi
952                 fi
953
954                 if test $ol_link_threads != no ; then
955                         : check for cthread specific functionality here
956                         AC_DEFINE(HAVE_MACH_CTHREADS,1,
957                                 [define if you have Mach Cthreads])
958                 else
959                         AC_MSG_ERROR([could not link with Mach CThreads])
960                 fi
961         fi
962
963         if test $ol_with_threads = mach ; then
964                 AC_MSG_ERROR([could not locate Mach CThreads])
965         fi
966 fi
967
968 if test $ol_with_threads = auto -o $ol_with_threads = yes \
969         -o $ol_with_threads = lwp ; then
970
971         dnl check for SunOS5 LWP
972         AC_CHECK_HEADERS(thread.h synch.h)
973         if test $ac_cv_header_thread_h = yes -a $ac_cv_header_synch_h = yes ; then
974                 AC_CHECK_LIB(thread, thr_create, [have_thr=yes], [have_thr=no])
975
976                 if test $have_thr = yes ; then
977                         AC_DEFINE(HAVE_THR,1,
978                                 [if you have Solaris LWP (thr) package])
979                         LTHREAD_LIBS="$LTHREAD_LIBS -lthread"
980                         ol_link_threads=thr
981
982                         if test $ol_with_yielding_select = auto ; then
983                                 ol_with_yielding_select=yes
984                         fi
985
986                         dnl Check for setconcurreny functions
987                         AC_CHECK_FUNCS( \
988                                 thr_setconcurrency \
989                                 thr_getconcurrency \
990                         )
991                 fi
992         fi
993
994         dnl check for SunOS4 LWP
995         AC_CHECK_HEADERS(lwp/lwp.h)
996         if test $ac_cv_header_lwp_lwp_h = yes ; then
997                 AC_CHECK_LIB(lwp, lwp_create, [have_lwp=yes], [have_lwp=no])
998
999                 if test $have_lwp = yes ; then
1000                         AC_DEFINE(HAVE_LWP,1,
1001                                 [if you have SunOS LWP package])
1002                         LTHREAD_LIBS="$LTHREAD_LIBS -llwp"
1003                         ol_link_threads=lwp
1004
1005                         if test $ol_with_yielding_select = auto ; then
1006                                 ol_with_yielding_select=no
1007                         fi
1008                 fi
1009         fi
1010 fi
1011
1012 if test $ol_with_yielding_select = yes ; then
1013         AC_DEFINE(HAVE_YIELDING_SELECT,1,
1014                 [define if select implicitly yields])
1015 fi
1016
1017 if test $ol_with_threads = manual ; then
1018         dnl User thinks he can manually configure threads.
1019         ol_link_threads=yes
1020
1021         AC_MSG_WARN([thread defines and link options must be set manually])
1022
1023         AC_CHECK_HEADERS(pthread.h sched.h)
1024         AC_CHECK_FUNCS(sched_yield pthread_yield)
1025         OL_HEADER_LINUX_THREADS
1026
1027         AC_CHECK_HEADERS(mach/cthreads.h)
1028         AC_CHECK_HEADERS(lwp/lwp.h)
1029         AC_CHECK_HEADERS(thread.h synch.h)
1030 fi
1031
1032 if test $ol_link_threads != no ; then  
1033         dnl needed to get reentrant/threadsafe versions
1034         dnl
1035         AC_DEFINE(REENTRANT,1)
1036         AC_DEFINE(_REENTRANT,1)
1037         AC_DEFINE(THREAD_SAFE,1)
1038         AC_DEFINE(_THREAD_SAFE,1)
1039         AC_DEFINE(THREADSAFE,1)
1040         AC_DEFINE(_THREADSAFE,1)
1041
1042         dnl The errno declaration may dependent upon _REENTRANT.
1043         dnl If it does, we must link with thread support.
1044         AC_CACHE_CHECK([for thread specific errno],
1045                 [ol_cv_errno_thread_specific], [
1046                 AC_TRY_LINK([#include <errno.h>], [errno = 0;],
1047                         [ol_cv_errno_thread_specific=yes],
1048                         [ol_cv_errno_thread_specific=no])
1049         ])
1050
1051         if test $ol_cv_errno_thread_specific != yes ; then
1052                 LIBS="$LTHREAD_LIBS $LIBS"
1053                 LTHREAD_LIBS=""
1054         fi
1055
1056 dnl When in thread environment, use 
1057 dnl             #if defined( HAVE_REENTRANT_FUNCTIONS ) \ 
1058 dnl                     || defined( HAVE_FUNC_R )
1059 dnl                     func_r(...);
1060 dnl             #else
1061 dnl             #       if defined( HAVE_THREADS ) 
1062 dnl                             /* lock */
1063 dnl             #       endif
1064 dnl                             func(...);
1065 dnl             #       if defined( HAVE_THREADS ) 
1066 dnl                             /* unlock */
1067 dnl             #       endif
1068 dnl             #endif
1069 dnl
1070 dnl HAVE_REENTRANT_FUNCTIONS is derived from:
1071 dnl             _POSIX_REENTRANT_FUNCTIONS
1072 dnl             _POSIX_THREAD_SAFE_FUNCTIONS
1073 dnl             _POSIX_THREADSAFE_FUNCTIONS
1074 dnl
1075 dnl             and is currently defined in lthread.h
1076 dnl
1077 dnl HAVE_THREADS is defined by lthread.h iff -UNO_THREADS
1078 dnl 
1079 dnl libldap/*.c should only include <lthread.h> iff
1080 dnl LDAP_R_COMPILE is defined.  ie:
1081 dnl             #ifdef LDAP_R_COMPILE
1082 dnl             #       include LDAP_R_COMPILE
1083 dnl             #endif
1084 dnl
1085 dnl LDAP_R_COMIPLE is defined by libldap_r/Makefile.in
1086 dnl specifically for compiling the threadsafe version of
1087 dnl     the ldap library (-lldap_r).
1088 dnl             
1089 dnl     dnl check for reentrant/threadsafe functions
1090 dnl     dnl
1091 dnl     dnl note: these should only be used when linking
1092 dnl     dnl       with $LTHREAD_LIBS
1093 dnl     dnl
1094 dnl     save_CPPFLAGS="$CPPFLAGS"
1095 dnl     save_LIBS="$LIBS"
1096 dnl     LIBS="$LTHREAD_LIBS $LIBS"
1097 dnl     AC_CHECK_FUNCS( \
1098 dnl             gmtime_r \
1099 dnl             gethostbyaddr_r gethostbyname_r \
1100 dnl             feof_unlocked unlocked_feof \
1101 dnl             putc_unlocked unlocked_putc \
1102 dnl             flockfile ftrylockfile \
1103 dnl     )
1104 dnl     CPPFLAGS="$save_CPPFLAGS"
1105 dnl     LIBS="$save_LIBS"
1106 fi  
1107
1108 if test $ol_link_threads = no ; then
1109         if test $ol_with_threads = yes ; then
1110                 AC_MSG_ERROR([no suitable thread support])
1111         fi
1112
1113         if test $ol_with_threads = auto ; then
1114                 AC_MSG_WARN([no suitable thread support, disabling threads])
1115                 ol_with_threads=no
1116         fi
1117
1118         AC_DEFINE(NO_THREADS,1,
1119                 [define if you have (or want) no threads])
1120         LTHREAD_LIBS=""
1121 fi
1122
1123 if test $ol_link_threads != no ; then
1124         AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE,1)
1125 fi
1126
1127 dnl ----------------------------------------------------------------
1128
1129 ol_link_ldbm=no 
1130 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db2 ; then
1131         OL_BERKELEY_DB2
1132
1133         if test $ol_cv_berkeley_db2 = yes ; then
1134                 ol_link_ldbm=db2
1135                 ol_with_ldbm_api=db2
1136
1137                 if test $ol_with_ldbm_type = hash ; then
1138                         AC_DEFINE(LDBM_USE_DBHASH,1)
1139                 else
1140                         AC_DEFINE(LDBM_USE_DBBTREE,1)
1141                 fi
1142
1143                 dnl $ol_cv_lib_db2 should be yes or -ldb
1144                 dnl (it could be no, but that would be an error
1145                 if test $ol_cv_lib_db2 != yes ; then
1146                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_db2"
1147                 fi
1148         fi
1149 fi
1150
1151 ol_link_bdb2=no
1152 if test $ol_link_ldbm = db2 -a $ol_enable_bdb2 != no ; then
1153         ol_link_bdb2=yes
1154 fi
1155
1156 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
1157         OL_BERKELEY_DB
1158
1159         if test $ol_cv_berkeley_db = yes ; then
1160                 ol_link_ldbm=db
1161                 ol_with_ldbm_api=db
1162
1163                 if test $ol_with_ldbm_type = hash ; then
1164                         AC_DEFINE(LDBM_USE_DBHASH,1)
1165                 else
1166                         AC_DEFINE(LDBM_USE_DBBTREE,1)
1167                 fi
1168
1169                 dnl $ol_cv_lib_db should be yes or -ldb
1170                 dnl (it could be no, but that would be an error
1171                 if test $ol_cv_lib_db != yes ; then
1172                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_db"
1173                 fi
1174         fi
1175 fi
1176
1177 if test $ol_with_ldbm_api = manual ; then
1178         dnl User thinks he can manually configure LDBM api.
1179         ol_link_ldbm=yes
1180
1181         AC_MSG_WARN([LDBM defines and link options must be set manually])
1182
1183         AC_CHECK_HEADERS(db.h db_185.h gdbm.h ndbm.h)
1184 fi
1185
1186 if test $ol_link_ldbm = no -a $ol_with_ldbm_type = btree ; then
1187         AC_MSG_WARN(Could not find LDBM with BTREE support)
1188         ol_with_ldbm_api=none
1189 fi
1190
1191 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = mdbm ; then
1192         OL_MDBM
1193
1194         if test $ol_cv_mdbm = yes ; then
1195                 ol_link_ldbm=mdbm
1196                 ol_with_ldbm_api=mdbm
1197                 if test $ol_cv_lib_mdbm != yes ; then
1198                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_mdbm"
1199                 fi
1200         fi
1201 fi
1202
1203 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
1204         OL_GDBM
1205
1206         if test $ol_cv_gdbm = yes ; then
1207                 ol_link_ldbm=gdbm
1208                 ol_with_ldbm_api=gdbm
1209
1210                 if test $ol_cv_lib_gdbm != yes ; then
1211                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_gdbm"
1212                 fi
1213         fi
1214 fi
1215
1216 if test $ol_with_ldbm_api = auto ; then
1217         AC_MSG_WARN([skipping automatic checking for NDBM, must be manually enabled.])
1218 elif test $ol_with_ldbm_api = ndbm ; then
1219         OL_NDBM
1220
1221         if test $ol_cv_ndbm = yes ; then
1222                 ol_link_ldbm=ndbm
1223                 ol_with_ldbm_api=ndbm
1224
1225                 if test $ol_cv_lib_ndbm != yes ; then
1226                         LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_ndbm"
1227                 fi
1228         fi
1229 fi
1230
1231 if test $ol_link_ldbm = no -a $ol_enable_ldbm != no ; then
1232         AC_MSG_WARN(could not find suitable LDBM backend)
1233         if test $ol_enable_ldbm = yes ; then
1234                 AC_MSG_ERROR(select appropriate LDBM options or disable)
1235         fi
1236
1237         AC_MSG_WARN(disabling LDBM)
1238         ol_enable_ldbm=no
1239 fi
1240
1241 if test $ol_enable_wrappers != no ; then
1242         AC_CHECK_HEADERS(tcpd.h)
1243
1244         if test $ac_cv_header_tcpd_h != yes ; then
1245                 have_wrappers=no
1246         else
1247                 AC_CHECK_LIB(wrap, main,
1248                         [have_wrappers=yes], [have_wrappers=no])
1249         fi
1250
1251         if test $have_wrappers = yes ; then
1252                 AC_DEFINE(HAVE_TCPD,1, [define if you have -lwrap])
1253                 SLAPD_LIBS="$SLAPD_LIBS -lwrap"
1254         else
1255                 AC_MSG_WARN(could not find -lwrap)
1256                 if test $ol_enable_wrappers = yes ; then
1257                         AC_MSG_ERROR(could not find wrappers, select appropriate options or disable)
1258                 fi
1259
1260                 AC_MSG_WARN(disabling wrappers support)
1261                 ol_enable_wrappers=no
1262         fi
1263 fi
1264
1265 if test $ol_enable_syslog != no ; then
1266         AC_CHECK_FUNC(openlog)
1267         if test $ac_cv_func_openlog = no -a $ol_enable_syslog = yes; then
1268                 AC_MSG_ERROR(could not find syslog, select appropriate options or disable)
1269         fi
1270         ol_enable_syslog=$ac_cv_func_openlog
1271 fi
1272
1273 if test $ol_enable_dmalloc != no ; then
1274         AC_CHECK_HEADERS(dmalloc.h)
1275         AC_CHECK_LIB(dmalloc, dmalloc_shutdown)
1276 fi
1277
1278 if test $ol_enable_tcl != no ; then
1279         AC_CHECK_HEADERS(tcl.h)
1280
1281         if test $ac_cv_header_tcl_h != yes ; then
1282                 have_tcl=no
1283         else
1284                 AC_CHECK_LIB(tcl,main,
1285                         [have_tcl=yes; SLAPD_LIBS="$SLAPD_LIBS -ltcl"],
1286                         [have_tcl=no])
1287
1288                 if test $have_tcl != yes; then
1289                         AC_CHECK_LIB(tcl7.6,main,
1290                                 [have_tcl=yes; SLAPD_LIBS="$SLAPD_LIBS -ltcl7.6"],
1291                                 [have_tcl=no])
1292                 fi
1293
1294                 if test $have_tcl != yes; then
1295                         AC_CHECK_LIB(tcl8.0,main,
1296                                 [have_tcl=yes; SLAPD_LIBS="$SLAPD_LIBS -ltcl8.0"],
1297                                 [have_tcl=no])
1298                 fi
1299         fi
1300
1301         if test $have_tcl != yes ; then
1302                 AC_MSG_WARN([could not find -ltcl])
1303                 if test $ol_enable_tcl = yes ; then
1304                         AC_MSG_ERROR([could not find tcl, select appropriate options or disable])
1305                 fi
1306
1307                 ol_enable_tcl=no
1308         fi
1309 fi
1310
1311 # ud needs termcap (should insert check here)
1312 ol_link_termcap=no
1313 AC_CHECK_HEADERS(termcap.h ncurses.h)
1314
1315 if test $ol_link_termcap = no ; then
1316         AC_CHECK_LIB(termcap, tputs, [have_termcap=yes], [have_termcap=no])
1317         if test $have_termcap = yes ; then
1318                 AC_DEFINE(HAVE_TERMCAP, 1, [define if you have -ltermcap])
1319                 ol_link_termcap=yes
1320                 TERMCAP_LIBS=-ltermcap
1321         fi
1322 fi
1323
1324 if test $ol_link_termcap = no ; then
1325         AC_CHECK_LIB(ncurses, initscr, [have_ncurses=yes], [have_ncurses=no])
1326         if test $have_ncurses = yes ; then
1327                 AC_DEFINE(HAVE_NCURSES, 1, [define if you have -lncurses])
1328                 ol_link_termcap=yes
1329                 TERMCAP_LIBS=-lncurses
1330         fi
1331 fi
1332
1333 if test $ol_link_termcap = no ; then
1334         AC_DEFINE(NO_TERMCAP,1, [define if you have no termcap support])
1335         TERMCAP_LIBS=
1336 fi
1337
1338 dnl
1339 dnl Check for GNU readline
1340 dnl
1341 ol_link_readline=no
1342 if test $ol_with_readline != no ; then
1343         AC_CHECK_HEADERS(readline/readline.h readline/history.h)
1344
1345         if test $ac_cv_header_readline_readline_h = yes ; then
1346                 save_LIBS="$LIBS"
1347                 LIBS="$TERMCAP_LIBS $LIBS"
1348                 AC_CHECK_LIB(readline, readline, 
1349                         [have_readline=yes], [have_readline=no])
1350                 LIBS="$save_LIBS"
1351                         
1352                 if test $have_readline = yes ; then
1353                         ol_with_readline=found
1354                         ol_link_readline=yes
1355
1356                         READLINE_LIBS="-lreadline"
1357                 fi
1358         fi
1359 fi
1360
1361 if test $ol_link_readline = yes ; then
1362         AC_DEFINE(HAVE_READLINE, 1, [define if you have -lreadline])
1363 fi
1364
1365
1366 # FreeBSD (and others) have crypt(3) in -lcrypt
1367 if test $ol_enable_crypt != no ; then
1368         AC_CHECK_FUNC(crypt, [have_crypt=yes], [
1369                 AC_CHECK_LIB(crypt, crypt, [LUTIL_LIBS="$LUTIL_LIBS -lcrypt"
1370                         have_crypt=yes], [have_crypt=no])])
1371
1372         if test $have_crypt = yes ; then
1373                 AC_DEFINE(HAVE_CRYPT,1)
1374         else
1375                 AC_MSG_WARN(could not find crypt)
1376                 if test $ol_enable_crypt = yes ; then
1377                         AC_MSG_ERROR(could not find crypt, select appropriate options or disable)
1378                 fi
1379
1380                 AC_MSG_WARN(disabling crypt support)
1381                 ol_enable_crypt=no
1382         fi
1383 fi
1384
1385 # FreeBSD (and others) have setproctitle(3) in -lutil
1386 if test $ol_enable_proctitle != no ; then
1387         AC_CHECK_FUNC(setproctitle,     [have_setproctitle=yes], [
1388                 AC_CHECK_LIB(util, setproctitle,
1389                         [have_setproctitle=yes
1390                         LUTIL_LIBS="$LUTIL_LIBS -lutil"],
1391                         [have_setproctitle=no
1392                         LIBOBJS="$LIBOBJS setproctitle.o"])])
1393
1394         if test $have_setproctitle = yes ; then
1395                 AC_DEFINE(HAVE_SETPROCTITLE,1)
1396         fi
1397 fi
1398
1399 dnl ----------------------------------------------------------------
1400 dnl Checks for header files.
1401 OL_HEADER_STDC
1402
1403 if test $ol_cv_header_stdc != yes; then
1404         AC_MSG_WARN([could not locate Standard C compliant headers])
1405 fi
1406
1407 AC_HEADER_DIRENT
1408 AC_HEADER_SYS_WAIT
1409 AM_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL
1410 if test $am_cv_sys_posix_termios = yes ; then
1411         AC_DEFINE(HAVE_POSIX_TERMIOS,1,
1412                 [define if you have POSIX termios])
1413 fi
1414
1415 AC_CHECK_HEADERS(       \
1416         arpa/inet.h             \
1417         arpa/nameser.h  \
1418         assert.h                \
1419         crypt.h                 \
1420         errno.h                 \
1421         fcntl.h                 \
1422         filio.h                 \
1423         getopt.h                \
1424         grp.h                   \
1425         libutil.h               \
1426         limits.h                \
1427         locale.h                \
1428         malloc.h                \
1429         memory.h                \
1430         regex.h                 \
1431         psap.h                  \
1432         pwd.h                   \
1433         resolv.h                \
1434         sgtty.h                 \
1435         stdarg.h                \
1436         stddef.h                \
1437         string.h                \
1438         strings.h               \
1439         sysexits.h              \
1440         sys/file.h              \
1441         sys/filio.h             \
1442         sys/errno.h             \
1443         sys/ioctl.h             \
1444         sys/param.h             \
1445         sys/resource.h  \
1446         sys/socket.h    \
1447         sys/syslog.h    \
1448         sys/time.h              \
1449         sys/types.h             \
1450         syslog.h                \
1451         termios.h               \
1452         unistd.h                \
1453 )
1454
1455 dnl ----------------------------------------------------------------
1456 dnl Checks for typedefs, structures, and compiler characteristics.
1457 AC_TYPE_GETGROUPS dnl requires AC_TYPE_UID_T
1458 AC_TYPE_MODE_T
1459 AC_TYPE_OFF_T
1460 AC_TYPE_PID_T
1461 AM_TYPE_PTRDIFF_T
1462 AC_TYPE_SIGNAL
1463 OL_TYPE_SIG_ATOMIC_T
1464 AC_TYPE_SIZE_T
1465 AC_STRUCT_ST_BLKSIZE
1466 AC_HEADER_TIME
1467 AC_STRUCT_TM
1468 OL_STRUCT_PASSWD_PW_GECOS
1469
1470 OL_C_UPPER_LOWER
1471 AC_C_CONST
1472 OL_C_VOLATILE
1473
1474 if test $cross_compiling = yes ; then
1475         AC_DEFINE(CROSS_COMPILING, 1, [define if cross compiling])
1476 else
1477         AC_C_BIGENDIAN
1478         AC_CHECK_SIZEOF(short) 
1479         AC_CHECK_SIZEOF(int) 
1480         AC_CHECK_SIZEOF(long)
1481 fi
1482
1483 dnl ----------------------------------------------------------------
1484 dnl Checks for library functions.
1485 AC_FUNC_MEMCMP
1486 dnl AM_FUNC_MKTIME dnl checks for sys/time.h and unistd.h
1487 AC_FUNC_STRFTIME
1488 dnl AM_FUNC_STRTOD
1489 dnl AC_FUNC_VFORK
1490 AC_FUNC_VPRINTF
1491
1492 if test $ac_cv_func_vprintf = yes ; then
1493         dnl check for vsnprintf
1494         AC_CHECK_FUNCS(vsnprintf vsprintf)
1495 fi
1496
1497 AC_CHECK_FUNCS(         \
1498         bcopy                   \
1499         endgrent                \
1500         endpwent                \
1501         flock                   \
1502         getdtablesize           \
1503         getgrgid                \
1504         gethostname             \
1505         getpass                 \
1506         getpwuid                \
1507         gettimeofday            \
1508         lockf                   \
1509         memcpy                  \
1510         memmove                 \
1511         mkstemp                 \
1512         recv                    \
1513         recvfrom                \
1514         setpwfile               \
1515         setsid                  \
1516         signal                  \
1517         sigset                  \
1518         snprintf                \
1519         strdup                  \
1520         strerror                \
1521         strpbrk                 \
1522         strrchr                 \
1523         strsep                  \
1524         strstr                  \
1525         strtol                  \
1526         strtoul                 \
1527         strspn                  \
1528         sysconf                 \
1529         waitpid                 \
1530         wait4                   \
1531 )
1532
1533 dnl We actually may need to replace more than this.
1534 AC_REPLACE_FUNCS(getopt tempnam)
1535
1536 dnl ----------------------------------------------------------------
1537 # Check Configuration
1538 OL_SYS_ERRLIST
1539
1540 dnl ----------------------------------------------------------------
1541 dnl Check our declaration of strdup()
1542 OL_DECL_STRDUP
1543
1544 dnl ----------------------------------------------------------------
1545 dnl Sort out defines
1546
1547 if test "$ol_enable_debug" != no ; then
1548         AC_DEFINE(LDAP_DEBUG,1)
1549 fi
1550 if test "$ol_enable_syslog" = yes ; then
1551         AC_DEFINE(LDAP_SYSLOG,1)
1552 fi
1553 if test "$ol_enable_libui" = yes ; then
1554         AC_DEFINE(LDAP_LIBUI,1)
1555 fi
1556 if test "$ol_enable_cache" = no ; then
1557         AC_DEFINE(LDAP_NOCACHE,1)
1558 fi
1559 if test "$ol_enable_dns" != no ; then
1560         AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_V2_DNS,LDAP_VENDOR_VERSION)
1561 fi
1562 if test "$ol_enable_proctitle" != no ; then
1563         AC_DEFINE(LDAP_PROCTITLE,1)
1564 fi
1565 if test "$ol_enable_referrals" != no ; then
1566         AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_V2_REFERRALS,LDAP_VENDOR_VERSION)
1567 fi
1568 if test "$ol_enable_cldap" != no ; then
1569         AC_DEFINE(LDAP_CONNECTIONLESS,1)
1570 fi
1571
1572 if test "$ol_enable_aclgroups" != no ; then
1573         AC_DEFINE(SLAPD_ACLGROUPS,1)
1574 fi
1575 if test "$ol_enable_crypt" != no ; then
1576         AC_DEFINE(SLAPD_CRYPT,1)
1577 fi
1578 if test "$ol_enable_cleartext" != no ; then
1579         AC_DEFINE(SLAPD_CLEARTEXT,1)
1580 fi
1581 if test "$ol_enable_phonetic" != no ; then
1582         AC_DEFINE(SLAPD_PHONETIC,1)
1583 fi
1584 if test "$ol_enable_rlookups" != no ; then
1585         AC_DEFINE(SLAPD_RLOOKUPS,1)
1586 fi
1587
1588 if test "$ol_link_bdb2" != no ; then
1589         AC_DEFINE(SLAPD_BDB2,1)
1590         BUILD_SLAPD=yes
1591         BUILD_BDB2=yes
1592 fi
1593
1594 if test "$ol_link_ldbm" != no ; then
1595         AC_DEFINE(SLAPD_LDBM,1)
1596         BUILD_SLAPD=yes
1597         BUILD_LDBM=yes
1598 fi
1599
1600 if test "$ol_enable_passwd" != no ; then
1601         AC_DEFINE(SLAPD_PASSWD,1)
1602         BUILD_SLAPD=yes
1603         BUILD_PASSWD=yes
1604 fi
1605
1606 if test "$ol_enable_perl" != no ; then
1607         AC_DEFINE(SLAPD_PERL,1)
1608         BUILD_SLAPD=yes
1609         BUILD_PERL=yes
1610 fi
1611
1612 if test "$ol_enable_shell" != no ; then
1613         AC_DEFINE(SLAPD_SHELL,1)
1614         BUILD_SLAPD=yes
1615         BUILD_SHELL=yes
1616 fi
1617
1618 if test "$ol_enable_tcl" != no ; then
1619         AC_DEFINE(SLAPD_TCL,1)
1620         BUILD_SLAPD=yes
1621         BUILD_TCL=yes
1622 fi
1623
1624 if test "$ol_enable_slurpd" != no -a "$ol_link_threads" != no -a \
1625         $BUILD_SLAPD = yes ; then
1626         BUILD_SLURPD=yes
1627 fi
1628
1629 if test "$ol_link_isode" != no ; then
1630         BUILD_LDAPD=yes
1631 fi
1632
1633 dnl ----------------------------------------------------------------
1634
1635 AC_SUBST(BUILD_LDAPD)
1636 AC_SUBST(BUILD_SLAPD)
1637   AC_SUBST(BUILD_BDB2)
1638   AC_SUBST(BUILD_LDBM)
1639   AC_SUBST(BUILD_PASSWD)
1640   AC_SUBST(BUILD_PERL)
1641   AC_SUBST(BUILD_SHELL)
1642   AC_SUBST(BUILD_TCL)
1643 AC_SUBST(BUILD_SLURPD)
1644
1645 AC_SUBST(LDAP_LIBS)
1646 AC_SUBST(LDAPD_LIBS)
1647 AC_SUBST(SLAPD_LIBS)
1648 AC_SUBST(SLURPD_LIBS)
1649 AC_SUBST(LDBM_LIBS)
1650 AC_SUBST(LTHREAD_LIBS)
1651 AC_SUBST(LUTIL_LIBS)
1652
1653 AC_SUBST(SLAPD_PERL_CPPFLAGS)
1654 AC_SUBST(SLAPD_PERL_LDFLAGS)
1655
1656 AC_SUBST(KRB_LIBS)
1657 AC_SUBST(READLINE_LIBS)
1658 AC_SUBST(TERMCAP_LIBS)
1659 AC_SUBST(TLS_LIBS)
1660
1661 dnl ----------------------------------------------------------------
1662 dnl final output
1663 dnl
1664
1665 AC_OUTPUT( \
1666 Makefile:build/top.mk:Makefile.in:build/dir.mk \
1667 doc/Makefile:build/top.mk:doc/Makefile.in:build/dir.mk \
1668 doc/man/Makefile:build/top.mk:doc/man/Makefile.in:build/dir.mk \
1669 doc/man/man1/Makefile:build/top.mk:doc/man/man1/Makefile.in:build/man.mk \
1670 doc/man/man3/Makefile:build/top.mk:doc/man/man3/Makefile.in:build/man.mk \
1671 doc/man/man5/Makefile:build/top.mk:doc/man/man5/Makefile.in:build/man.mk \
1672 doc/man/man8/Makefile:build/top.mk:doc/man/man8/Makefile.in:build/man.mk \
1673 clients/Makefile:build/top.mk:clients/Makefile.in:build/dir.mk \
1674 clients/finger/Makefile:build/top.mk:clients/finger/Makefile.in:build/rules.mk \
1675 clients/fax500/Makefile:build/top.mk:clients/fax500/Makefile.in:build/rules.mk \
1676 clients/gopher/Makefile:build/top.mk:clients/gopher/Makefile.in:build/rules.mk \
1677 clients/mail500/Makefile:build/top.mk:clients/mail500/Makefile.in:build/rules.mk \
1678 clients/rcpt500/Makefile:build/top.mk:clients/rcpt500/Makefile.in:build/rules.mk \
1679 clients/ud/Makefile:build/top.mk:clients/ud/Makefile.in:build/rules.mk \
1680 clients/tools/Makefile:build/top.mk:clients/tools/Makefile.in:build/rules.mk \
1681 include/Makefile:build/top.mk:include/Makefile.in \
1682 libraries/Makefile:build/top.mk:libraries/Makefile.in:build/dir.mk      \
1683 libraries/libavl/Makefile:build/top.mk:libraries/libavl/Makefile.in:build/lib.mk:build/lib-static.mk    \
1684 libraries/liblber/Makefile:build/top.mk:libraries/liblber/Makefile.in:build/lib.mk:build/lib-shared.mk  \
1685 libraries/libldap/Makefile:build/top.mk:libraries/libldap/Makefile.in:build/lib.mk:build/lib-shared.mk  \
1686 libraries/libldap_r/Makefile:build/top.mk:libraries/libldap_r/Makefile.in:build/lib.mk:build/lib-shared.mk      \
1687 libraries/libldbm/Makefile:build/top.mk:libraries/libldbm/Makefile.in:build/lib.mk:build/lib-static.mk  \
1688 libraries/libldif/Makefile:build/top.mk:libraries/libldif/Makefile.in:build/lib.mk:build/lib-static.mk  \
1689 libraries/liblutil/Makefile:build/top.mk:libraries/liblutil/Makefile.in:build/lib.mk:build/lib-static.mk        \
1690 servers/Makefile:build/top.mk:servers/Makefile.in:build/dir.mk \
1691 servers/ldapd/Makefile:build/top.mk:servers/ldapd/Makefile.in:build/srv.mk \
1692 servers/slapd/Makefile:build/top.mk:servers/slapd/Makefile.in:build/srv.mk \
1693 servers/slapd/back-bdb2/Makefile:build/top.mk:servers/slapd/back-bdb2/Makefile.in:build/srv.mk \
1694 servers/slapd/back-ldbm/Makefile:build/top.mk:servers/slapd/back-ldbm/Makefile.in:build/srv.mk \
1695 servers/slapd/back-passwd/Makefile:build/top.mk:servers/slapd/back-passwd/Makefile.in:build/srv.mk \
1696 servers/slapd/back-perl/Makefile:build/top.mk:servers/slapd/back-perl/Makefile.in:build/srv.mk \
1697 servers/slapd/back-shell/Makefile:build/top.mk:servers/slapd/back-shell/Makefile.in:build/srv.mk \
1698 servers/slapd/back-tcl/Makefile:build/top.mk:servers/slapd/back-tcl/Makefile.in:build/srv.mk \
1699 servers/slapd/shell-backends/Makefile:build/top.mk:servers/slapd/shell-backends/Makefile.in:build/srv.mk \
1700 servers/slapd/tools/Makefile:build/top.mk:servers/slapd/tools/Makefile.in \
1701 servers/slurpd/Makefile:build/top.mk:servers/slurpd/Makefile.in:build/srv.mk \
1702 tests/Makefile:build/top.mk:tests/Makefile.in:build/dir.mk \
1703 tests/progs/Makefile:build/top.mk:tests/progs/Makefile.in:build/rules.mk \
1704 contrib/Makefile:build/top.mk:contrib/Makefile.in:build/dir.mk \
1705 contrib/saucer/Makefile:build/top.mk:contrib/saucer/Makefile.in:build/rules.mk \
1706 contrib/web_ldap/Makefile:build/top.mk:contrib/web_ldap/Makefile.in:build/rules.mk \
1707 ,[
1708 date > stamp-h
1709 echo Please \"make depend\" to build dependencies
1710 ])