* tiny 'file'-extract, now we can detect the type of an image. and set the mimetype...
[citadel.git] / webcit / configure.ac
1 dnl Process this file with autoconf to produce a configure script.
2 dnl $Id$
3 AC_INIT([WebCit], [7.30], [http://www.citadel.org/])
4
5 AC_SUBST(PROG_SUBDIRS)
6 AC_DEFINE(PROG_SUBDIRS, [], [Program dirs])
7 AC_CANONICAL_HOST
8 AC_PROG_INSTALL
9 missing_dir=`cd $ac_aux_dir && pwd`
10 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
11 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
12
13 dnl Make sure we see all GNU and Solaris extensions.
14 AC_GNU_SOURCE
15
16 AC_CHECK_PROG(SED, sed, sed, no)
17 AC_PREFIX_DEFAULT(/usr/local/webcit)
18 if test "$prefix" = NONE; then
19         AC_DEFINE_UNQUOTED(WEBCITDIR, "$ac_default_prefix", [define this to the Citadel home directory])
20         ssl_dir="$ac_default_prefix/keys"
21 else
22         AC_DEFINE_UNQUOTED(WEBCITDIR, "$prefix", [define this to the Citadel home directory])
23         ssl_dir="$prefix/keys"
24 fi
25
26 AC_ARG_WITH(with_libical, [  --with-libical          use libical calendaring library])
27 AC_ARG_WITH(with_zlib,    [  --with-zlib             use zlib compression if present])
28 AC_ARG_WITH(ssl,
29         [  --with-ssl=PATH         Specify path to OpenSSL installation ],
30         [
31                 if test "x$withval" != "xno" ; then
32                         tryssldir=$withval
33                 fi
34         ]
35 )
36 dnl Set some system-specific variables which are OK to set before compiler
37 dnl checks:
38 PTHREAD_DEFS=-D_REENTRANT
39 case "$host" in
40         dnl Tru64 Unix requires we use -pthread instead of linking the threads
41         dnl libraries directly, and we can't build threaded programs with gcc
42         dnl due to header file problems.
43         alpha*-dec-osf*)
44                 test -z "$CC" && CC=cc
45                 LIBS=-pthread
46         ;;
47         dnl FreeBSD is similar:
48         *-*-freebsd*)
49                 LIBS=-pthread
50                 PTHREAD_DEFS=-D_THREAD_SAFE
51         ;;
52         *-*-solaris*)
53                 PTHREAD_DEFS='-D_REENTRANT -D_PTHREADS'
54         ;;
55 esac
56 AC_SUBST(PTHREAD_DEFS)
57
58 dnl Checks for programs.
59 AC_PROG_CC
60
61 dnl Configure compiler flags for GCC
62 if test "$GCC" = yes; then
63         case "$host" in
64                 *-*-solaris*)
65                         CFLAGS="$CFLAGS -Wall -Wno-char-subscripts"
66                 ;;
67                 *)
68                         CFLAGS="$CFLAGS -Wall"
69                 ;;
70         esac
71 fi
72
73 # missing_dir=`cd $ac_aux_dir && pwd`
74 # AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
75
76 dnl Checks for libraries.
77 if test "$LIBS" != -pthread; then
78         AC_CHECK_LIB(pthread, pthread_create)
79         AC_CHECK_LIB(pthreads, pthread_create)
80 fi
81 AC_SEARCH_LIBS(gethostbyname, nsl)
82 AC_SEARCH_LIBS(connect, socket)
83
84 dnl Checks for header files.
85 AC_HEADER_STDC
86 dnl AC_HEADER_SYS_WAIT
87 AC_CHECK_HEADERS(fcntl.h limits.h sys/time.h unistd.h)
88
89
90
91
92 dnl Checks for typedefs, structures, and compiler characteristics.
93 AC_C_CONST
94 AC_TYPE_OFF_T
95 AC_TYPE_SIZE_T
96 dnl AC_HEADER_TIME
97
98 dnl Checks for library functions.
99 AC_TYPE_SIGNAL
100 dnl AC_FUNC_VPRINTF
101 AC_REPLACE_FUNCS(snprintf)
102
103
104 dnl Check for libcitadel
105 AC_CHECK_HEADER(libcitadel.h,
106         [AC_CHECK_LIB(citadel, libcitadel_version_string,
107                 [
108                         LIBS="-lcitadel $LIBS"
109                 ],
110                 [
111                         AC_MSG_ERROR(libcitadel was not found or is not usable.  Please install libcitadel.)
112                 ]
113         ,
114         )],
115         [
116                 AC_MSG_ERROR(libcitadel.h was not found or is not usable.  Please install libcitadel.)
117         ]
118 )
119
120
121 webcit_with_calendar_service=no
122 dnl Checks for the libical calendaring library.
123 if test "x$with_libical" != xno ; then
124         AC_CHECK_HEADERS(ical.h,
125                 [AC_CHECK_LIB(ical, icalcomponent_new,
126                         [ok_libical=yes],,
127         )])
128 fi
129
130 if test "x$ok_libical" = xyes ; then
131
132         AC_TRY_RUN(
133                 [
134 #include <ical.h>
135 main() {
136         int major, minor, v;
137         sscanf(ICAL_VERSION, "%d.%d", &major, &minor);
138         v = 100*major + minor;
139         printf("libical version: %i\n", v);
140         if (v >= 30) {
141                 printf("This version is ok.\n");
142                 return(0);
143         }
144         printf("libical 0.30 or newer required.\n");
145         printf("Citadel will be built without calendar support.\n");
146         return(1);
147 }
148                 ], 
149                 [
150                         LIBS="-lical $LIBS"
151                         AC_DEFINE(HAVE_LIBICAL,[],[whether we have libical available])
152                         webcit_with_calendar_service=yes
153                 ]
154         )
155 fi
156 ok_libical=$webcit_with_calendar_service
157
158
159 if test "$webcit_with_calendar_service" == "yes"; then
160                         AC_DEFINE(WEBCIT_WITH_CALENDAR_SERVICE,[],[whether we can do with calendar.])
161 fi
162
163 dnl Checks for the zlib compression library.
164 if test "x$with_zlib" != xno ; then
165         AC_CHECK_HEADERS(zlib.h,
166                 [AC_CHECK_LIB(z, zlibVersion,
167                         [ok_zlib=yes],,
168         )])
169 fi
170
171 if test "x$ok_zlib" = xyes ; then
172         LIBS="-lz $LIBS"
173         AC_DEFINE(HAVE_ZLIB,[],[whether we have zlib])
174 fi
175
176
177 # The big search for OpenSSL
178 if test "$with_ssl" != "no"; then
179         saved_LIBS="$LIBS"
180         saved_LDFLAGS="$LDFLAGS"
181         saved_CFLAGS="$CFLAGS"
182         if test "x$prefix" != "xNONE"; then
183                 tryssldir="$tryssldir $prefix"
184         fi
185         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
186                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
187                         CFLAGS="$saved_CFLAGS"
188                         LDFLAGS="$saved_LDFLAGS"
189                         LIBS="$saved_LIBS -lssl -lcrypto"
190         
191                         # Skip directories if they don't exist
192                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
193                                 continue;
194                         fi
195                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
196                                 # Try to use $ssldir/lib if it exists, otherwise
197                                 # $ssldir
198                                 if test -d "$ssldir/lib" ; then
199                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
200                                         if test ! -z "$need_dash_r" ; then
201                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
202                                         fi
203                                 else
204                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
205                                         if test ! -z "$need_dash_r" ; then
206                                                 LDFLAGS="-R$ssldir $LDFLAGS"
207                                         fi
208                                 fi
209                                 # Try to use $ssldir/include if it exists, otherwise
210                                 # $ssldir
211                                 if test -d "$ssldir/include" ; then
212                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
213                                 else
214                                         CFLAGS="-I$ssldir $saved_CFLAGS"
215                                 fi
216                         fi
217         
218                         # Basic test to check for compatible version and correct linking
219                         # *does not* test for RSA - that comes later.
220                         AC_TRY_RUN(
221                                 [
222         #include <string.h>
223         #include <openssl/rand.h>
224         int main(void)
225         {
226                 char a[2048];
227                 memset(a, 0, sizeof(a));
228                 RAND_add(a, sizeof(a), sizeof(a));
229                 return(RAND_status() <= 0);
230         }
231                                 ],
232                                 [
233                                         found_crypto=1
234                                         break;
235                                 ], []
236                         )
237         
238                         if test ! -z "$found_crypto" ; then
239                                 break;
240                         fi
241                 done
242         
243                 if test -z "$ssldir" ; then
244                         ssldir="(system)"
245                 fi
246         
247                 if test ! -z "$found_crypto" ; then
248                         ac_cv_openssldir=$ssldir
249                 else
250                         ac_cv_openssldir="no"
251                 fi
252         ])
253         LIBS="$saved_LIBS"
254         LDFLAGS="$saved_LDFLAGS"
255         CFLAGS="$saved_CFLAGS"
256         
257         if test "x$ac_cv_openssldir" != "xno" ; then
258                 AC_DEFINE(HAVE_OPENSSL,[],[whethe we have openssl])
259                 LIBS="-lssl -lcrypto $LIBS"
260                 dnl Need to recover ssldir - test above runs in subshell
261                 ssldir=$ac_cv_openssldir
262                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
263                         # Try to use $ssldir/lib if it exists, otherwise
264                         # $ssldir
265                         if test -d "$ssldir/lib" ; then
266                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
267                                 if test ! -z "$need_dash_r" ; then
268                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
269                                 fi
270                         else
271                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
272                                 if test ! -z "$need_dash_r" ; then
273                                         LDFLAGS="-R$ssldir $LDFLAGS"
274                                 fi
275                         fi
276                         # Try to use $ssldir/include if it exists, otherwise
277                         # $ssldir
278                         if test -d "$ssldir/include" ; then
279                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
280                         else
281                                 CFLAGS="-I$ssldir $saved_CFLAGS"
282                         fi
283                 fi
284         fi
285 fi
286 dnl Checks for the SSLdir
287 dnl this is a bit different than the rest, 
288 dnl because of the citadel used to have a keys/ subdir.
289 AC_ARG_WITH(ssldir, 
290                     [  --with-ssldir          directory to store the ssl certificates under],
291                         [ if test "x$withval" != "xno" ; then
292                                               
293                                                   ssl_dir="$withval"
294                           fi
295                         AC_SUBST(MAKE_SSL_DIR)
296                         ]
297 )
298 AC_DEFINE_UNQUOTED(SSL_DIR, "$ssl_dir", [were should we put our keys?])
299
300 dnl Here is the check for a usable iconv
301
302 AC_ARG_ENABLE(iconv,
303         [  --disable-iconv         do not use iconv charset conversion],
304         ok_iconv=no, ok_iconv=yes)
305
306 if test "$ok_nls" != "no"; then
307         AC_MSG_RESULT(Checking to see if your system supports iconv...)
308         AC_TRY_RUN([
309                 #include <iconv.h>
310                 main() {
311                         iconv_t ic = (iconv_t)(-1) ;
312                         ic = iconv_open("UTF-8", "us-ascii");
313                         iconv_close(ic);
314                         exit(0);
315                 }
316         ],
317                 ok_iconv=yes,
318                 ok_iconv=no
319         )
320 fi
321
322 if test "$ok_iconv" = "no"; then
323         LD_FLAGS_BEFORE=$LDFLAGS
324         LDFLAGS="$LDFLAGS -liconv"
325                 AC_TRY_RUN([
326                         #include <iconv.h>
327                         main() {
328                                iconv_t ic = (iconv_t)(-1) ;
329                                ic = iconv_open("UTF-8", "us-ascii");
330                                iconv_close(ic);
331                                exit(0);
332                         }
333                         ],
334                         ok_iconv=yes,
335                         ok_iconv=no
336                 )
337                 if test "$ok_iconv" != "no"; then
338                    LDFLAGS=$LD_FLAGS_BEFORE 
339                    LIBS="$LIBS -liconv"
340                 fi
341 fi
342
343 if test "$ok_iconv" != "no"; then
344         AC_MSG_RESULT(WebCit will be built with character set conversion.)
345         AC_DEFINE(HAVE_ICONV,[],[whether we have iconv for charset conversion])
346 else
347         AC_MSG_RESULT(WebCit will be built without character set conversion.)
348 fi
349
350
351
352 dnl Here is the check for libintl etc.
353 AC_CHECK_FUNCS(strftime_l uselocale gettext)
354
355 AC_ARG_ENABLE(nls,
356         [  --disable-nls           do not use Native Language Support],
357         ok_nls=no, ok_nls=yes)
358
359 if test "$ok_nls" != "no"; then
360         AC_MSG_RESULT(Checking for per-thread NLS support...)
361         AC_TRY_RUN([
362                 #define _GNU_SOURCE
363                 #include <libintl.h>
364                 #include <locale.h>
365                 #include <time.h>
366                 main() {
367                         char *foo = NULL;
368                         char baz[32];
369                         struct tm *tm;
370                         uselocale(LC_GLOBAL_LOCALE);
371                         foo = gettext("bar");
372                         if (0) {
373                                 strftime_l(baz, sizeof baz, "%c", tm, LC_GLOBAL_LOCALE);
374                         }
375                         exit(0);
376                 }
377         ],
378                 ok_uselocale=yes,
379                 ok_uselocale=no
380         )
381         ok_nls=$ok_uselocale
382 fi
383
384 if test "$ok_nls" != "no"; then
385         AC_CHECK_PROG(ok_xgettext, xgettext, yes, no)
386         ok_nls=$ok_xgettext
387 fi
388
389 if test "$ok_nls" != "no"; then
390         AC_CHECK_PROG(ok_msgmerge, msgmerge, yes, no)
391         ok_nls=$ok_msgmerge
392 fi
393
394 if test "$ok_nls" != "no"; then
395         AC_CHECK_PROG(ok_msgfmt, msgfmt, yes, no)
396         ok_nls=$ok_msgfmt
397 fi
398
399 if test "$ok_nls" != "no"; then
400         AC_MSG_RESULT(WebCit will be built with national language support.)
401         AC_DEFINE(ENABLE_NLS, [], [whether we have NLS support])
402         PROG_SUBDIRS="$PROG_SUBDIRS po"
403 else
404         AC_MSG_RESULT(WebCit will be built without national language support.)
405 fi
406
407 AC_SUBST(SETUP_LIBS)
408
409 dnl disable backtrace if we don't want it.
410 AC_ARG_WITH(gprof, 
411                     [  --with-gprof          enable profiling],
412                         [ if test "x$withval" != "xno" ; then
413                              CFLAGS="$CFLAGS  -pg "
414                              LDFLAGS="$LDFLAGS  -pg "
415                           fi
416                         ]
417 )
418
419 dnl disable backtrace if we don't want it.
420 AC_ARG_WITH(backtrace, 
421                     [  --with-backtrace          enable backtrace dumps in the syslog],
422                         [ if test "x$withval" != "xno" ; then
423                              CFLAGS="$CFLAGS  -rdynamic "
424                              LDFLAGS="$LDFLAGS  -rdynamic "
425                              AC_CHECK_FUNCS(backtrace)
426                           fi
427                         ]
428 )
429
430 if test "$prefix" = NONE; then
431         datadir=$ac_default_prefix
432         localedir=$ac_default_prefix
433         wwwdir=$ac_default_prefix
434         rundir=$ac_default_prefix
435         editordir=$ac_default_prefix/tiny_mce
436 else
437         localedir=$prefix
438         wwwdir=$prefix
439         datadir=$prefix
440         rundir=$prefix
441         editordir=$prefix/tiny_mce
442 fi
443
444 dnl where to put the locale files
445 AC_ARG_WITH(localedir, 
446                     [  --with-localedir          directory to put the locale files to],
447                         [ if test "x$withval" != "xno" ; then
448                             localedir=$withval
449                           fi
450                         ]
451 )
452 AC_DEFINE_UNQUOTED(LOCALEDIR, "$localedir",[where to find our pot files])
453 LOCALEDIR=$localedir
454 AC_SUBST(LOCALEDIR)
455
456 dnl Checks where to put our templates
457 AC_ARG_WITH(wwwdir, 
458                     [  --with-wwwdir             directory to put our templates],
459                         [ if test "x$withval" != "xno" ; then
460                                 wwwdir=$withval
461                           fi
462                         ]
463 )
464 AC_DEFINE_UNQUOTED(WWWDIR, "$wwwdir", [where to find our templates and pics])
465 WWWDIR=$wwwdir
466 AC_SUBST(WWWDIR)
467
468
469 dnl Checks for the run-dir for the sockets
470 AC_ARG_WITH(rundir, 
471                         [  --with-rundir           directory to place runtime files (UDS) to?],
472                         [ if test "x$withval" != "xno" ; then
473                                             AC_DEFINE(HAVE_RUN_DIR, [], [should we put our non volatile files elsewhere?])
474                                                 
475                                                 rundir=$withval
476                                                 AC_SUBST(MAKE_RUN_DIR)
477                           fi
478                         ]
479 )
480 AC_DEFINE_UNQUOTED(RUNDIR, "$rundir", [define, where the config should go in unix style])
481
482 dnl Checks for the Datadir
483 AC_ARG_WITH(datadir, 
484                     [  --with-datadir          directory to store the databases under],
485                         [ if test "x$withval" != "xno" ; then
486                                               datadir=$withval
487                           fi
488                         ]
489 )
490 AC_DEFINE_UNQUOTED(DATADIR, "$datadir",[define, if the user suplied a data-directory to use.])
491
492 dnl Checks where to put our editor
493 AC_ARG_WITH(editordir, 
494                     [  --with-editordir             directory to put our editor],
495                         [ if test "x$withval" != "xno" ; then
496                                 editordir=$withval
497                           fi
498                         ]
499 )
500 AC_DEFINE_UNQUOTED(EDITORDIR, "$editordir", [where to find our mail editor])
501
502 AC_CONFIG_HEADER(sysdep.h)
503 AC_OUTPUT(Makefile po/Makefile )
504
505 echo ------------------------------------------------------------------------
506 echo 'zlib compression:                ' $ok_zlib
507 echo 'Calendar support:                ' $ok_libical
508 echo 'Character set conversion support:' $ok_iconv
509 echo 'National language support:       ' $ok_nls
510 echo