1 dnl Process this file with autoconf to produce a configure script.
4 AC_INIT([Citadel/UX], [5.91], [http://uncensored.citadel.org/])
5 AC_REVISION([$Revision$])
6 AC_CONFIG_SRCDIR([citserver.c])
7 AC_PREFIX_DEFAULT(/usr/local/citadel)
8 if test "$prefix" = NONE; then
9 AC_DEFINE_UNQUOTED(BBSDIR, "$ac_default_prefix")
11 AC_DEFINE_UNQUOTED(BBSDIR, "$prefix")
14 AC_ARG_ENABLE(autologin, [ --disable-autologin disable autologin (default is enabled if possible)])
15 AC_ARG_ENABLE(chkpwd, [ --disable-chkpwd don't build 'chkpwd'])
17 AC_ARG_ENABLE(threaded-client, [ --disable-threaded-client
18 disable multithreaded client])
20 AC_ARG_WITH(pam, [ --with-pam use PAM if present (see PAM.txt before you try this)])
21 AC_ARG_WITH(kthread, [ --with-kthread use kernel threads (on FreeBSD) (not recommended yet)])
22 AC_ARG_WITH(gdbm, [ --with-gdbm@<:@=DIR@:>@ use GDBM @<:@DIR=/usr/local@:>@])
23 AC_ARG_WITH(db, [ --with-db@<:@=DIR@:>@ use Sleepycat DB 3.x @<:@DIR=/usr/local/BerkeleyDB.3.@<:@123@:>@@:>@])
25 [ --with-ssl=PATH Specify path to OpenSSL installation ],
27 if test "x$withval" != "xno" ; then
33 if test "x$with_gdbm" != xno -a "x$with_gdbm" != xyes -a "$with_gdbm"; then
38 if test "x$with_db" != xno -a "x$with_db" != xyes -a "$with_db"; then
42 test -f /usr/local/lib/libdb.a -o -f /usr/local/lib/libdb.so \
43 -o -f /usr/local/lib/libdb4.a -o -f /usr/local/lib/libdb4.so \
44 -o -f /usr/local/lib/libdb3.a -o -f /usr/local/lib/libdb3.so && db_dir=/usr/local
46 test -d /usr/local/BerkeleyDB.3.1 && db_dir=/usr/local/BerkeleyDB.3.1
47 test -d /usr/local/BerkeleyDB.3.2 && db_dir=/usr/local/BerkeleyDB.3.2
48 test -d /usr/local/BerkeleyDB.3.3 && db_dir=/usr/local/BerkeleyDB.3.3
49 test -d /usr/local/BerkeleyDB.4.0 && db_dir=/usr/local/BerkeleyDB.4.0
52 if test "x$with_gdbm" = xyes -a "x$with_db" = xyes; then
53 AC_MSG_ERROR(can't enable both gdbm and db)
56 dnl By default, we only build the client (citadel and whobbs) unless we can
57 dnl figure out how to build with POSIX threads.
61 PTHREAD_DEFS=-D_REENTRANT
63 dnl BSDI 3.0 wants relocatable object modules instead of shared libs
64 dnl for dlopen(), and has a wrapper script to link with shared libs.
65 dnl Also has stupid non-reentrant gethostbyaddr() and friends.
67 test -z "$CC" -a -x /usr/bin/shlicc2 && CC=shlicc2
68 AC_DEFINE(HAVE_NONREENTRANT_NETDB)
71 AC_DEFINE(HAVE_NONREENTRANT_NETDB)
73 dnl Digital Unix has an odd way to build for pthreads, and we can't
74 dnl build pthreads programs with gcc due to header problems.
76 test -z "$CC" && CC=cc
77 LIBS="-lpthread -lexc $LIBS"
80 dnl FreeBSD is similar to Digital UNIX with DEC C, which has a -pthread flag:
82 if test "$with_kthread" = yes; then
88 PTHREAD_DEFS=-D_THREAD_SAFE
96 PTHREAD_DEFS="-D_REENTRANT -D_PTHREADS"
99 DEFS="$DEFS $PTHREAD_DEFS"
101 dnl Checks for programs.
104 dnl Set up system-dependent compiler flags.
105 if test "$GCC" = yes; then
107 *-*-solaris*|alpha*-dec-osf*)
108 CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wno-char-subscripts"
111 CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wstrict-prototypes"
119 AC_SUBST(LIBTOOL_DEPS)
122 missing_dir=`cd $ac_aux_dir && pwd`
123 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
124 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
126 dnl Checks for system services.
128 dnl Checks for libraries.
130 dnl We want to test for the following in libc before checking for their
131 dnl respective libraries, because some systems (like Irix) have both, and the
132 dnl non-libc versions may be broken.
133 AC_CHECK_FUNCS(crypt dlopen gethostbyname connect)
135 if test "$ac_cv_func_gethostbyname" = no; then
136 AC_CHECK_LIB(nsl, gethostbyname)
139 if test "$ac_cv_func_connect" = no; then
140 AC_CHECK_LIB(socket, connect)
143 if test "$ac_cv_func_dlopen" = no; then
144 AC_CHECK_LIB(dl, dlopen, [LIBS="-ldl $LIBS"
145 test "$with_pam" = yes && chkpwd_LIBS="-ldl $chkpwd_LIBS"])
148 dnl Check for HP/UX dynamic loader. This should only be in -ldld.
149 AC_CHECK_LIB(dld, shl_load, LIBS="-ldld $LIBS")
151 dnl Check for Solaris realtime support
152 AC_CHECK_LIB(rt, sched_yield)
154 dnl Determine the system's authentication capabilities, if autologin is
155 dnl requested. We currently support PAM, standard getpwnam(), and getspnam()
156 dnl (Linux shadow passwords)
157 if test "$enable_autologin" != no; then
158 if test "$with_pam" = yes; then
160 AC_CHECK_LIB(pam, pam_start, [chkpwd_LIBS="-lpam $chkpwd_LIBS"
162 AC_CHECK_FUNCS(pam_start)
163 test "$enable_chkpwd" != no && LIBS=$save_LIBS
165 if test "$ac_cv_func_pam_start" = no -o "$with_pam" != yes; then
167 AC_SEARCH_LIBS(getspnam, shadow, [
168 if test "$ac_cv_search_getspnam" = -lshadow; then
169 chkpwd_LIBS="-lshadow $chkpwd_LIBS"
171 test "$enable_chkpwd" != no && LIBS=$save_LIBS
172 if test "$ac_cv_func_crypt" = no; then
173 AC_CHECK_LIB(crypt, crypt, [
174 chkpwd_LIBS="-lcrypt $chkpwd_LIBS"
175 test "$enable_chkpwd" = no && \
176 LIBS="-lcrypt $LIBS"])
179 if test "$ac_cv_func_crypt" = yes -o "$ac_cv_lib_crypt_crypt" = yes -o "$ac_cv_func_pam_start" = yes; then
180 AC_DEFINE(ENABLE_AUTOLOGIN)
181 if test "$enable_chkpwd" != no; then
182 AC_DEFINE(ENABLE_CHKPWD)
190 test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
191 AC_CHECK_LIB(resolv, res_query, RESOLV="$RESOLV -lresolv")
193 AC_SEARCH_LIBS(tgetent, [ncurses curses termcap])
194 AC_SEARCH_LIBS(initscr, [ncurses curses])
195 AC_CHECK_FUNCS(vw_printw wcolor_set)
197 dnl Check for libpthread(s) if we're not using Digital UNIX or FreeBSD. (On
198 dnl which the -pthread flag takes care of this.)
199 if test "$check_pthread" != no; then
200 AC_CHECK_LIB(pthread, pthread_create)
201 AC_CHECK_LIB(pthreads, pthread_create)
204 # The big search for OpenSSL
205 if test "$with_ssl" != "no"; then
207 saved_LDFLAGS="$LDFLAGS"
208 saved_CFLAGS="$CFLAGS"
209 if test "x$prefix" != "xNONE"; then
210 tryssldir="$tryssldir $prefix"
212 AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
213 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
214 CFLAGS="$saved_CFLAGS"
215 LDFLAGS="$saved_LDFLAGS"
216 LIBS="$saved_LIBS -lssl -lcrypto"
218 # Skip directories if they don't exist
219 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
222 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
223 # Try to use $ssldir/lib if it exists, otherwise
225 if test -d "$ssldir/lib" ; then
226 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
227 if test ! -z "$need_dash_r" ; then
228 LDFLAGS="-R$ssldir/lib $LDFLAGS"
231 LDFLAGS="-L$ssldir $saved_LDFLAGS"
232 if test ! -z "$need_dash_r" ; then
233 LDFLAGS="-R$ssldir $LDFLAGS"
236 # Try to use $ssldir/include if it exists, otherwise
238 if test -d "$ssldir/include" ; then
239 CFLAGS="-I$ssldir/include $saved_CFLAGS"
241 CFLAGS="-I$ssldir $saved_CFLAGS"
245 # Basic test to check for compatible version and correct linking
246 # *does not* test for RSA - that comes later.
250 #include <openssl/rand.h>
254 memset(a, 0, sizeof(a));
255 RAND_add(a, sizeof(a), sizeof(a));
256 return(RAND_status() <= 0);
265 if test ! -z "$found_crypto" ; then
270 if test -z "$ssldir" ; then
274 if test ! -z "$found_crypto" ; then
275 ac_cv_openssldir=$ssldir
277 ac_cv_openssldir="no"
281 LDFLAGS="$saved_LDFLAGS"
282 CFLAGS="$saved_CFLAGS"
284 if test "x$ac_cv_openssldir" != "xno" ; then
285 AC_DEFINE(HAVE_OPENSSL)
286 LIBS="-lssl -lcrypto $LIBS"
287 dnl Need to recover ssldir - test above runs in subshell
288 ssldir=$ac_cv_openssldir
289 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
290 # Try to use $ssldir/lib if it exists, otherwise
292 if test -d "$ssldir/lib" ; then
293 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
294 if test ! -z "$need_dash_r" ; then
295 LDFLAGS="-R$ssldir/lib $LDFLAGS"
298 LDFLAGS="-L$ssldir $saved_LDFLAGS"
299 if test ! -z "$need_dash_r" ; then
300 LDFLAGS="-R$ssldir $LDFLAGS"
303 # Try to use $ssldir/include if it exists, otherwise
305 if test -d "$ssldir/include" ; then
306 CFLAGS="-I$ssldir/include $saved_CFLAGS"
308 CFLAGS="-I$ssldir $saved_CFLAGS"
314 if test "x$with_db" != xno -a "x$with_gdbm" != xyes; then
315 test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
319 if test -d "$db_dir/include/db4"; then
320 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
322 elif test -d "$db_dir/include/db3"; then
323 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db3"
325 elif test "$db_dir"; then
326 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
327 elif test -d /usr/include/db4; then
328 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
330 elif test -d /usr/include/db3; then
331 CPPFLAGS="$CPPFLAGS -I/usr/include/db3"
335 AC_SEARCH_LIBS(db_env_create, [$dblib db db4 db3], [
336 DATABASE=database_sleepycat.c
342 if test "x$with_gdbm" != xno -a "x$with_db" != xyes; then
343 test -f /usr/local/lib/libgdbm.a -o -f /usr/local/lib/libgdbm.so && db_dir=/usr/local
344 test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
346 test "$db_dir" && CPPFLAGS="$CPPFLAGS -I$db_dir/include"
348 AC_CHECK_LIB(gdbm, gdbm_open,
354 dnl Checks for header files.
360 dnl TODO: for the DB header checks, we should check whether the headers
361 dnl define db_env_create, somehow
363 AC_CHECK_HEADERS(curses.h ncurses.h dl.h fcntl.h limits.h termios.h sys/ioctl.h sys/select.h sys/time.h syslog.h unistd.h utmp.h utmpx.h paths.h db.h db3/db.h db4/db.h pthread.h netinet/in.h)
365 AC_CHECK_HEADER(resolv.h, [SMTP=modules/libsmtp.la; DOMAIN=domain.c],,
366 [#ifdef HAVE_SYS_TYPES_H
367 #include <sys/types.h>
369 #ifdef HAVE_NETINET_IN_H
370 #include <netinet/in.h>
376 dnl Checks for typedefs, structures, and compiler characteristics.
382 dnl defined in acinclude.m4:
385 dnl Check the size of various builtin types; see typesize.h (error)
386 AC_CHECK_SIZEOF(char, 0)
387 AC_CHECK_SIZEOF(short, 0)
388 AC_CHECK_SIZEOF(int, 0)
389 AC_CHECK_SIZEOF(long, 0)
390 dnl AC_CHECK_SIZEOF(long long, 0)
392 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
393 [AC_TRY_COMPILE([#include <sys/types.h>
394 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
395 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
396 if test $ac_cv_struct_ut_type = yes; then
397 AC_DEFINE(HAVE_UT_TYPE)
400 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
401 [AC_TRY_COMPILE([#include <sys/types.h>
402 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
403 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
404 if test $ac_cv_struct_ut_host = yes; then
405 AC_DEFINE(HAVE_UT_HOST)
408 dnl Checks for library functions.
410 AC_PROG_GCC_TRADITIONAL
413 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
415 dnl Now check for pthreads
417 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
418 dnl we need to include pthread.h
420 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
421 [AC_TRY_LINK([#include <pthread.h>],
424 /* The GNU C library defines this for functions which it implements
425 to always fail with ENOSYS. Some functions are actually named
426 something starting with __ and the normal name is an alias. */
427 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
430 pthread_cancel(thread);
432 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
433 if test "$ac_cv_func_pthread_cancel" = yes; then
434 AC_DEFINE(HAVE_PTHREAD_CANCEL)
437 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
438 [AC_TRY_LINK([#include <pthread.h>],
439 [ /* The GNU C library defines this for functions which it implements
440 to always fail with ENOSYS. Some functions are actually named
441 something starting with __ and the normal name is an alias. */
442 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
445 pthread_create(NULL, NULL, NULL, NULL);
447 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
448 if test "$ac_cv_func_pthread_create" = yes; then
449 test "$DATABASE" && TARGETS="client server utils serv_modules"
450 if test "x$enable_threaded_client" != xno; then
451 AC_DEFINE(THREADED_CLIENT)
455 AC_REPLACE_FUNCS(snprintf getutline)
457 dnl Done! Now write the Makefile and sysdep.h
461 AC_SUBST(chkpwd_LIBS)
464 AC_CONFIG_HEADER(sysdep.h)
465 AC_CONFIG_FILES([Makefile weekly])
468 if test -z "$DATABASE"; then
469 AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])