citadel/configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_PREREQ(2.52)
   3 AC_INIT([Citadel], [8.03], [http://www.citadel.org/])
   4 AC_REVISION([$Revision: 5108 $])
   5 AC_CONFIG_SRCDIR([citserver.c])
   6 AC_CONFIG_HEADER(sysdep.h)
   7 AC_CONFIG_MACRO_DIR([m4])
   8 AC_PREFIX_DEFAULT(/usr/local/citadel)
   9 if test "$prefix" = NONE; then
  10         AC_DEFINE_UNQUOTED(CTDLDIR, "$ac_default_prefix", [define this to the Citadel home directory])
  11         ssl_dir="$ac_default_prefix/keys"
  12         localedir=$ac_default_prefix
  13 else
  14         AC_DEFINE_UNQUOTED(CTDLDIR, "$prefix", [define this to the Citadel home directory])
  15         ssl_dir="$prefix/keys"
  16         localedir=$prefix
  17 fi
  18
  19 dnl Make sure we see all GNU and Solaris extensions.
  20 AC_GNU_SOURCE
  21
  22
  23 dnl Checks for the Datadir
  24 AC_ARG_WITH(datadir,
  25                     [  --with-datadir          directory to store the databases under],
  26                         [ if test "x$withval" != "xno" ; then
  27                                               AC_DEFINE(HAVE_DATA_DIR,[],[use alternate database location?])
  28                                               AC_DEFINE_UNQUOTED(DATA_DIR, "$withval",[define, if the user suplied a data-directory to use.])
  29                                               MAKE_DATA_DIR=$withval
  30                                               AC_SUBST(MAKE_DATA_DIR)
  31                           fi
  32                         ]
  33 )
  34
  35
  36 dnl Checks for the helpDatadir
  37 AC_ARG_WITH(helpdir,
  38                     [  --with-helpdir          directory to store the helpfiles under],
  39                         [ if test "x$withval" != "xno" ; then
  40                                               AC_DEFINE(HAVE_HELP_DIR,[],[use alternate database location?])
  41                                               AC_DEFINE_UNQUOTED(HELP_DIR, "$withval",[define, if the user suplied a helpfile-directory to use.])
  42                                               MAKE_HELP_DIR=$withval
  43                                               AC_SUBST(MAKE_HELP_DIR)
  44                           fi
  45                         ]
  46 )
  47
  48 dnl Checks for the Static Datadir
  49 AC_ARG_WITH(staticdatadir,
  50                     [  --with-staticdatadir    directory to store citadels system messages under],
  51                         [ if test "x$withval" != "xno" ; then
  52                                                   AC_DEFINE(HAVE_STATICDATA_DIR, [], [should we activate an alternate static text location?])
  53                                                   AC_DEFINE_UNQUOTED(STATICDATA_DIR, "$withval", [where do we put our static text data?])
  54                                                   MAKE_STATICDATA_DIR=$withval
  55                                                   AC_SUBST(MAKE_STATICDATA_DIR)
  56                           fi
  57                         ]
  58 )
  59
  60
  61 dnl Checks for the SSLdir
  62 dnl this is a bit different than the rest,
  63 dnl because of the citadel used to have a keys/ subdir.
  64 AC_ARG_WITH(ssldir,
  65                     [  --with-ssldir           directory to store the ssl certificates under],
  66                         [ if test "x$withval" != "xno" ; then
  67
  68                                                   ssl_dir="$withval"
  69                           fi
  70                         AC_SUBST(MAKE_SSL_DIR)
  71                         ]
  72 )
  73 AC_DEFINE_UNQUOTED(SSL_DIR, "$ssl_dir", [were should we put our keys?])
  74
  75
  76 dnl Checks for the spooldir
  77 AC_ARG_WITH(spooldir,
  78                         [  --with-spooldir         directory to keep queues under],
  79                         [ if test "x$withval" != "xno" ; then
  80                                                 AC_DEFINE(HAVE_SPOOL_DIR, [], [enable alternate spool dir?])
  81                                                 AC_DEFINE_UNQUOTED(SPOOL_DIR,"$withval", [where do we place our spool dirs?])
  82                                                 MAKE_SPOOL_DIR=$withval
  83                                                 AC_SUBST(MAKE_SPOOL_DIR)
  84                            fi
  85                         ]
  86 )
  87
  88
  89 dnl Checks for the Configdir
  90 AC_ARG_WITH(sysconfdir,
  91                         [  --with-sysconfdir       directory to store the configs under],
  92                         [ if test "x$withval" != "xno" ; then
  93                                             AC_DEFINE(HAVE_ETC_DIR, [], [should we search our system config in an alternate place?])
  94                                                 AC_DEFINE_UNQUOTED(ETC_DIR, "$withval", [where to search our config files])
  95                                                 MAKE_ETC_DIR=$withval
  96                                                 AC_SUBST(MAKE_ETC_DIR)
  97                           fi
  98                         ]
  99 )
 100
 101 dnl Checks for the Configdir
 102 AC_ARG_WITH(autosysconfdir,
 103                         [  --with-autosysconfdir         directory to store the automaticaly maintained configs under],
 104                         [ if test "x$withval" != "xno" ; then
 105                                             AC_DEFINE(HAVE_AUTO_ETC_DIR, [], [should we search our automatic config in an alternate place?])
 106                                                 AC_DEFINE_UNQUOTED(AUTO_ETC_DIR, "$withval", [where to search our automatic config files])
 107                                                 MAKE_AUTO_ETC_DIR=$withval
 108                                                 AC_SUBST(MAKE_AUTO_ETC_DIR)
 109                           fi
 110                         ]
 111 )
 112
 113 dnl Checks for where to put our utilities
 114 AC_ARG_WITH(utility-bindir,
 115                         [  --with-utility-bindir   directory where to find helper binaries],
 116                         [ if test "x$withval" != "xno" ; then
 117                                             AC_DEFINE(HAVE_UTILBIN_DIR,[],[should we put our helper binaries to another location?])
 118                                                 AC_DEFINE_UNQUOTED(UTILBIN_DIR, "$withval", [were to put our helper programs])
 119                                                 MAKE_UTILBIN_DIR=$withval
 120                                                 AC_SUBST(MAKE_UTILBIN_DIR)
 121                           fi
 122                         ]
 123 )
 124
 125
 126 dnl Checks for the run-dir for the sockets
 127 AC_ARG_WITH(rundir,
 128                         [  --with-rundir           directory to place runtime files (UDS) to?],
 129                         [ if test "x$withval" != "xno" ; then
 130                                             AC_DEFINE(HAVE_RUN_DIR, [], [should we put our non volatile files elsewhere?])
 131                                                 AC_DEFINE_UNQUOTED(RUN_DIR, "$withval", [define, where the config should go in unix style])
 132                                                 MAKE_RUN_DIR=$withval
 133                                                 AC_SUBST(MAKE_RUN_DIR)
 134                           fi
 135                         ]
 136 )
 137
 138
 139 dnl Checks for the Pseudo Random Generator sockets TODO: this keeps being default.
 140 AC_DEFINE_UNQUOTED(EGD_POOL, "/var/run/egd-pool", [place to keep our pseudo random generator file])
 141 AC_ARG_WITH(egdpool,
 142                         [  --with-egdpool          the socket from Pseudo Random Generator, defaults to /var/run/egd-pool],
 143                         [ if test "x$withval" != "xno" ; then
 144                                                 AC_DEFINE_UNQUOTED(EGD_POOL, "$withval", [the socket from Pseudo Random Generator])
 145                           fi
 146                         ]
 147 )
 148
 149
 150 AC_ARG_WITH(docdir,
 151                         [  --with-docdir           where to install the documentation. default: /usr/local/citadel/],
 152                         [ if test "x$withval" != "xno" ; then
 153                                         MAKE_DOC_DIR=$withval
 154                                         AC_SUBST(MAKE_DOC_DIR)
 155                           fi
 156                         ]
 157 )
 158
 159 dnl where to put the locale files
 160 AC_ARG_WITH(localedir,
 161                     [  --with-localedir          directory to put the locale files to],
 162                         [ if test "x$withval" != "xno" ; then
 163                             localedir=$withval
 164                           fi
 165                         ]
 166 )
 167 AC_DEFINE_UNQUOTED(LOCALEDIR, "$localedir",[where to find our pot files])
 168 LOCALEDIR=$localedir
 169 AC_SUBST(LOCALEDIR)
 170
 171
 172
 173 dnl Checks for the zlib compression library.
 174 saved_CFLAGS="$CFLAGS"
 175 CFLAGS="$CFLAGS $SERVER_LIBS"
 176 AC_CHECK_HEADER(zlib.h,
 177         [AC_CHECK_LIB(z, zlibVersion,
 178                 [
 179                         LIBS="-lz $LIBS $SERVER_LIBS"
 180                 ],
 181                 [
 182                         AC_MSG_ERROR(zlib was not found or is not usable.  Please install zlib.)
 183                 ]
 184         ,
 185         )],
 186         [
 187                 AC_MSG_ERROR(zlib.h was not found or is not usable.  Please install zlib.)
 188         ]
 189 )
 190 CFLAGS="$saved_CFLAGS"
 191
 192 dnl Here is the check for a libc integrated iconv
 193 AC_ARG_ENABLE(iconv,
 194         [  --disable-iconv         do not use iconv charset conversion],
 195         ok_iconv=no, ok_iconv=yes)
 196
 197 AC_MSG_CHECKING(Checking to see if your system supports iconv)
 198 AC_TRY_RUN([
 199         #include <iconv.h>
 200         main() {
 201                 iconv_t ic = (iconv_t)(-1) ;
 202                 ic = iconv_open("UTF-8", "us-ascii");
 203                 iconv_close(ic);
 204                 exit(0);
 205         }
 206  ],
 207                 [
 208                   ok_iconv=yes
 209                   AC_MSG_RESULT([yes])
 210                 ],
 211                 [
 212                   ok_iconv=no
 213                   AC_MSG_RESULT([no])
 214                 ]
 215 )
 216
 217 dnl Check for iconv in external libiconv
 218 if test "$ok_iconv" = no; then
 219         AC_MSG_CHECKING(Checking for an external libiconv)
 220         OLD_LDFLAGS="$LDFLAGS"
 221         LDFLAGS="$LDFLAGS -liconv"
 222         AC_TRY_RUN([
 223                         #include <iconv.h>
 224                         main() {
 225                                 iconv_t ic = (iconv_t)(-1) ;
 226                                 ic = iconv_open("UTF-8", "us-ascii");
 227                                 iconv_close(ic);
 228                         }
 229                 ],
 230                         [
 231                           ok_iconv=yes
 232                           AC_MSG_RESULT([yes])
 233                         ],
 234                         [
 235                           ok_iconv=no
 236                           LDFLAGS="$OLD_LDFLAGS"
 237                           AC_MSG_RESULT([no])
 238                         ]
 239                 )
 240 fi
 241 if test "$ok_iconv" != "no"; then
 242         AC_MSG_RESULT(Citadel will be built with character set conversion.)
 243         AC_DEFINE(HAVE_ICONV,[],[whether we have iconv for charset conversion])
 244 else
 245         AC_MSG_RESULT(Citadel will be built without character set conversion.)
 246 fi
 247
 248 AC_CHECK_LIB(intl, libintl_bindtextdomain, [LDFLAGS="$LDFLAGS -lintl"])
 249
 250
 251
 252 AC_ARG_ENABLE(threaded-client, [  --disable-threaded-client
 253                           disable multithreaded client])
 254
 255 AC_ARG_ENABLE(pie, [  --enable-pie            build position-independent executables])
 256
 257 AC_ARG_WITH(pam, [  --with-pam              use PAM if present (see PAM.txt before you try this)])
 258 AC_ARG_WITH(kthread, [  --with-kthread          use kernel threads (on FreeBSD) (not recommended yet)])
 259 AC_ARG_WITH(db, [  --with-db@<:@=DIR@:>@         use Berkeley DB 3.x @<:@DIR=/usr/local/BerkeleyDB.3.@<:@123@:>@@:>@])
 260 AC_ARG_WITH(ssl,
 261         [  --with-ssl=PATH         Specify path to OpenSSL installation ],
 262         [
 263                 if test "x$withval" != "xno" ; then
 264                         tryssldir=$withval
 265                 fi
 266         ]
 267 )
 268 AC_ARG_WITH(with_ldap, [  --with-ldap             use OpenLDAP client library])
 269 dnl AC_ARG_WITH(with_libdspam, [  --with-libdspam         use libdspam mail spam scanning library])
 270 AC_ARG_WITH(with_gc, [  --with-gc             use the Boehm-Demers-Weiser garbage collection library])
 271
 272 if test "x$with_db" != xno -a "x$with_db" != xyes -a "$with_db"; then
 273         db_dir="$with_db"
 274         with_db=yes
 275 else
 276         test -f /usr/local/lib/libdb.a -o -f /usr/local/lib/libdb.so \
 277           -o -f /usr/local/lib/libdb4.a -o -f /usr/local/lib/libdb4.so \
 278           && db_dir=/usr/local
 279
 280         test -d /usr/local/BerkeleyDB.4.1 && db_dir=/usr/local/BerkeleyDB.4.1
 281         test -d /usr/local/BerkeleyDB.4.2 && db_dir=/usr/local/BerkeleyDB.4.2
 282         test -d /usr/local/BerkeleyDB.4.3 && db_dir=/usr/local/BerkeleyDB.4.3
 283         test -d /usr/local/BerkeleyDB.4.4 && db_dir=/usr/local/BerkeleyDB.4.4
 284         test -d /usr/local/BerkeleyDB.4.5 && db_dir=/usr/local/BerkeleyDB.4.5
 285 fi
 286
 287 dnl By default, we only build the client (citadel and whobbs) unless we can
 288 dnl figure out how to build with POSIX threads.
 289 TARGETS=client
 290
 291 AC_CANONICAL_HOST
 292 PTHREAD_DEFS=-D_REENTRANT
 293 AC_MSG_CHECKING([how to compile with POSIX threads])
 294 case "$host" in
 295         dnl BSDI 3.0 wants relocatable object modules instead of shared libs
 296         dnl for dlopen(), and has a wrapper script to link with shared libs.
 297         dnl Also has stupid non-reentrant gethostbyaddr() and friends.
 298         *-*-bsdi[123]*)
 299                 test -z "$CC" -a -x /usr/bin/shlicc2 && CC=shlicc2
 300                 AC_DEFINE(HAVE_NONREENTRANT_NETDB,[], [define this if the OS has broken non-reentrant gethostby{name,addr}() ])
 301                 AC_MSG_RESULT([Old BSDI])
 302         ;;
 303         *-*-bsdi*)
 304                 AC_DEFINE(HAVE_NONREENTRANT_NETDB, [], [define this if the OS has broken non-reentrant gethostby{name,addr}() ])
 305                 AC_MSG_RESULT([BSD/OS])
 306         ;;
 307         dnl Curses support on Mac OS X is kind of screwed at the moment.
 308         dnl TCP buffering isn't ideal under OS X. This define should also be
 309         dnl checked in other cases of OS X-Linux differences.
 310         *-*-darwin*)
 311                 AC_DEFINE(HAVE_DARWIN, [], [define if using OS X/Darwin])
 312                 AC_MSG_RESULT([Mac OS X])
 313         ;;
 314         dnl Digital Unix has an odd way to build for pthreads, and we can't
 315         dnl build pthreads programs with gcc due to header problems.
 316         alpha*-dec-osf*)
 317                 test -z "$CC" && CC=cc
 318                 LIBS="-lpthread -lexc $LIBS"
 319                 check_pthread=no
 320                 AC_MSG_RESULT([Tru64 or Digital UNIX])
 321         ;;
 322         dnl FreeBSD is similar to Digital UNIX with DEC C, which has a -pthread flag:
 323         *-*-freebsd*)
 324                 if test "$with_kthread" = yes; then
 325                         LIBS="-kthread $LIBS"
 326                 else
 327                         LIBS="-pthread $LIBS"
 328                 fi
 329                 check_pthread=no
 330                 PTHREAD_DEFS=-D_THREAD_SAFE
 331                 AC_MSG_RESULT([FreeBSD])
 332         ;;
 333         *-*-openbsd*)
 334                 LIBS="-pthread $LIBS"
 335                 check_pthread=no
 336                 PTHREAD_DEFS=-pthread
 337                 AC_MSG_RESULT([OpenBSD])
 338         ;;
 339         *-*-linux*)
 340                 PTHREAD_DEFS="-D_REENTRANT -pthread"
 341                 AC_MSG_RESULT([Linux])
 342         ;;
 343         *-*-solaris*)
 344                 PTHREAD_DEFS="-D_REENTRANT -D_PTHREADS"
 345                 AC_MSG_RESULT([Solaris])
 346         ;;
 347         *-*-cygwin*)
 348                 SERVER_LDFLAGS="-Wl,-subsystem,windows"
 349                 AC_MSG_RESULT([Cygwin])
 350         ;;
 351         *)
 352                 AC_MSG_RESULT([default])
 353         ;;
 354 esac
 355 dnl DEFS="$DEFS $PTHREAD_DEFS"
 356
 357
 358 dnl Checks for programs.
 359 AC_PROG_CC
 360
 361
 362
 363 dnl Set up system-dependent compiler flags.
 364 if test "$GCC" = yes; then
 365         if test "$CC" = icc; then
 366                 CFLAGS="$CFLAGS -w1"
 367         else
 368                 case "$host" in
 369                         *-*-solaris*|alpha*-dec-osf*)
 370                                 CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wno-char-subscripts $PTHREAD_DEFS"
 371                         ;;
 372                         *)
 373                         CFLAGS="$CFLAGS -Wall -Wcast-qual -Wcast-align -Wstrict-prototypes -Wno-strict-aliasing $PTHREAD_DEFS"
 374                         ;;
 375                 esac
 376         fi
 377 fi
 378
 379 if test "x$enable_pie" = xyes; then
 380         save_CFLAGS="$CFLAGS"
 381         save_LDFLAGS="$LDFLAGS"
 382         CFLAGS="$CFLAGS -fpie"
 383         LDFLAGS="$LDFLAGS -pie -fpie"
 384         AC_CACHE_CHECK([whether compiler accepts -pie -fpie], ac_cv_pie_fpie,
 385         [AC_TRY_LINK([], [],
 386         ac_cv_pie_fpie=yes, ac_cv_pie_fpie=no)])
 387         if test $ac_cv_pie_fpie = no; then
 388                 CFLAGS="$save_CFLAGS"
 389                 LDFLAGS="$save_LDFLAGS"
 390         fi
 391 fi
 392
 393 AC_MSG_CHECKING([how to create dependancy checks])
 394                  if test -n "`$CC -V 2>&1 |grep Sun`"; then
 395                         DEPEND_FLAG=-xM;
 396                  else
 397                         DEPEND_FLAG=-M
 398                  fi
 399 AC_SUBST(DEPEND_FLAG)
 400
 401
 402 AC_PROG_INSTALL
 403 AC_PROG_YACC
 404 AC_PATH_PROG(DIFF,diff)
 405 AC_PATH_PROG(PATCH,patch)
 406 missing_dir=`cd $ac_aux_dir && pwd`
 407 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
 408 AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
 409
 410 dnl Checks for system services.
 411
 412 dnl Check the size of various builtin types; see typesize.h (error)
 413 AC_CHECK_SIZEOF(char, 0)
 414 AC_CHECK_SIZEOF(short, 0)
 415 AC_CHECK_SIZEOF(int, 0)
 416 AC_CHECK_SIZEOF(long, 0)
 417 AC_CHECK_SIZEOF(size_t, 0)
 418 dnl AC_CHECK_SIZEOF(long long, 0)
 419
 420 dnl Checks for libraries.
 421
 422 dnl We want to test for the following in libc before checking for their
 423 dnl respective libraries, because some systems (like Irix) have both, and the
 424 dnl non-libc versions may be broken.
 425 AC_CHECK_FUNCS(crypt gethostbyname connect flock getpwnam_r getpwuid_r getloadavg)
 426
 427 AC_CHECK_FUNCS(strftime_l uselocale gettext)
 428
 429 if test "$ok_nls" != "no"; then
 430         AC_CHECK_PROG(ok_xgettext, xgettext, yes, no)
 431         ok_nls=$ok_xgettext
 432 fi
 433
 434 if test "$ok_nls" != "no"; then
 435         AC_CHECK_PROG(ok_msgmerge, msgmerge, yes, no)
 436         ok_nls=$ok_msgmerge
 437 fi
 438
 439 if test "$ok_nls" != "no"; then
 440         AC_CHECK_PROG(ok_msgfmt, msgfmt, yes, no)
 441         ok_nls=$ok_msgfmt
 442 fi
 443
 444 if test "$ok_nls" != "no"; then
 445         AC_MSG_RESULT(citadel will be built with national language support.)
 446         AC_DEFINE(ENABLE_NLS, [], [whether we have NLS support])
 447         PROG_SUBDIRS="$PROG_SUBDIRS po/citadel-setup"
 448 else
 449         AC_MSG_RESULT(citadel will be built without national language support.)
 450 fi
 451
 452 dnl disable backtrace if we don't want it.
 453 AC_ARG_WITH(backtrace,
 454                     [  --with-backtrace        enable backtrace dumps in the syslog],
 455                         [ if test "x$withval" != "xno" ; then
 456                              CFLAGS="$CFLAGS  -rdynamic "
 457                              LDFLAGS="$LDFLAGS  -rdynamic "
 458                              SERVER_LDFLAGS="$SERVER_LDFLAGS  -rdynamic "
 459                              AC_CHECK_FUNCS(backtrace)
 460                           fi
 461                         ]
 462 )
 463
 464 dnl disable backtrace if we don't want it.
 465 AC_ARG_WITH(gprof,
 466                     [  --with-gprof            enable profiling],
 467                         [ if test "x$withval" != "xno" ; then
 468                              CFLAGS="$CFLAGS  -pg "
 469                              LDFLAGS="$LDFLAGS  -pg "
 470                              SERVER_LDFLAGS="$SERVER_LDFLAGS  -pg "
 471                           fi
 472                         ]
 473 )
 474
 475 if test "$ac_cv_func_gethostbyname" = no; then
 476         AC_CHECK_LIB(nsl, gethostbyname)
 477 fi
 478
 479 if test "$ac_cv_func_connect" = no; then
 480         AC_CHECK_LIB(socket, connect)
 481 fi
 482
 483 dnl Check for Solaris realtime support
 484 AC_CHECK_LIB(rt, sched_yield)
 485
 486 dnl Determine the system's authentication capabilities.
 487 dnl We currently support PAM, standard getpwnam(), and getspnam()
 488 dnl (Linux shadow passwords)
 489
 490 save_LIBS=$LIBS
 491 AC_CHECK_LIB(pam, pam_start, [chkpwd_LIBS="-lpam $chkpwd_LIBS"
 492         LIBS="-lpam $LIBS"])
 493 AC_CHECK_FUNCS(pam_start)
 494 test "$enable_chkpwd" != no && LIBS=$save_LIBS
 495         if test "$ac_cv_func_pam_start" = no -o "$with_pam" != yes; then
 496                 save_LIBS=$LIBS
 497                 AC_SEARCH_LIBS(getspnam, shadow, [
 498                         if test "$ac_cv_search_getspnam" = -lshadow; then
 499                                 chkpwd_LIBS="-lshadow $chkpwd_LIBS"
 500                         fi])
 501                 test "$enable_chkpwd" != no && LIBS=$save_LIBS
 502                 if test "$ac_cv_func_crypt" = no; then
 503                         AC_CHECK_LIB(crypt, crypt, [
 504                                 chkpwd_LIBS="-lcrypt $chkpwd_LIBS"
 505                                 test "$enable_chkpwd" = no && \
 506                                         LIBS="-lcrypt $LIBS"])
 507                 fi
 508         fi
 509
 510 AC_CHECK_FUNCS(vw_printw wcolor_set resizeterm wresize)
 511
 512 dnl Check for libpthread(s) if we're not using Digital UNIX or FreeBSD. (On
 513 dnl which the -pthread flag takes care of this.)
 514 if test "$check_pthread" != no; then
 515         AC_CHECK_LIB(pthread, pthread_create)
 516         AC_CHECK_LIB(pthreads, pthread_create)
 517 fi
 518
 519 test -d /usr/kerberos/include && CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
 520
 521 dnl Checks for the libical iCalendar library.
 522 AC_CHECK_HEADER(libical/ical.h,
 523         [AC_CHECK_LIB(ical, icaltimezone_set_tzid_prefix,
 524                 [
 525                         SERVER_LIBS="-lical $SERVER_LIBS"
 526                 ],
 527                 [
 528                         AC_MSG_ERROR(libical was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 529                 ]
 530         ,
 531         )],
 532         [
 533                 AC_MSG_ERROR(libical/ical.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 534         ]
 535 )
 536
 537
 538 dnl Checks for the libsieve mailbox sorting library.
 539 AC_CHECK_HEADER(sieve2.h,
 540         [AC_CHECK_LIB(sieve, sieve2_license,
 541                 [
 542                         SERVER_LIBS="-lsieve $SERVER_LIBS"
 543                 ],
 544                 [
 545                         AC_MSG_ERROR(libsieve was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 546                 ]
 547         ,
 548         )],
 549         [
 550                 AC_MSG_ERROR(sieve2.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 551         ]
 552 )
 553
 554 saved_CFLAGS="$CFLAGS"
 555 CFLAGS="$CFLAGS $SERVER_LIBS"
 556 dnl Check for libcitadel
 557 AC_CHECK_HEADER(libcitadel.h,
 558         [AC_CHECK_LIB(citadel, libcitadel_version_string,
 559                 [
 560                         LIBS="-lcitadel $LIBS $SERVER_LIBS"
 561                         chkpwd_LIBS="-lcitadel $chkpwd_LIBS"
 562                 ],
 563                 [
 564                         AC_MSG_ERROR(libcitadel was not found or is not usable.  Please install libcitadel.)
 565                 ]
 566         ,
 567         )],
 568         [
 569                 AC_MSG_ERROR(libcitadel.h was not found or is not usable.  Please install libcitadel.)
 570         ]
 571 )
 572
 573 CFLAGS="$saved_CFLAGS"
 574
 575
 576 AC_CHECK_LIB(cares, ares_parse_mx_reply,
 577             [
 578                     C_ARES_LIBS=-lcares
 579                     AC_DEFINE(HAVE_C_ARES, 1, [Define to use c-ares library])
 580                     have_good_c_ares=yes
 581             ],, $SOCKET_LIBS $NSL_LIBS
 582 )
 583
 584
 585
 586 saved_CFLAGS="$CFLAGS"
 587 CFLAGS="$CFLAGS $SERVER_LIBS"
 588 dnl Check for c-ares
 589 AC_CHECK_HEADER(ares.h,
 590         [AC_CHECK_LIB(cares, ares_parse_mx_reply,
 591                 [
 592                         LIBS="-lcares $LIBS $SERVER_LIBS"
 593                 ],
 594                 [
 595                         AC_MSG_ERROR(libc-ares was not found or is not usable.  Please install libc-ares.)
 596                 ]
 597         )],
 598         [
 599                 AC_MSG_ERROR(ares.h was not found or is not usable.  Please install libc-ares.)
 600         ]
 601 )
 602 CFLAGS="$saved_CFLAGS"
 603
 604 saved_CFLAGS="$CFLAGS"
 605 CFLAGS="$CFLAGS $SERVER_LIBS"
 606 dnl Check for libev
 607 AC_CHECK_HEADER(ev.h,
 608         [AC_TRY_COMPILE([#include <math.h>
 609 #include <ev.h>],
 610                          [
 611                          ev_cleanup abort_by_shutdown;
 612                          struct ev_loop *event_base;
 613                          ev_cleanup_start(event_base, &abort_by_shutdown);
 614                         ],
 615                         [
 616                         LIBS="-lev -lm $LIBS $SERVER_LIBS"
 617                         ],
 618                 [
 619                         AC_MSG_ERROR(libev was not found or is not usable.  Please install libev.)
 620                 ])
 621         ],
 622         [
 623                 AC_MSG_ERROR(ev.h was not found or is not usable.  Please install libev.)
 624         ]
 625 )
 626 CFLAGS="$saved_CFLAGS"
 627
 628
 629
 630
 631
 632
 633
 634
 635
 636
 637
 638
 639
 640
 641
 642
 643
 644
 645
 646 # The big search for OpenSSL
 647 if test "$with_ssl" != "no"; then
 648         saved_LIBS="$LIBS"
 649         saved_LDFLAGS="$LDFLAGS"
 650         saved_CFLAGS="$CFLAGS"
 651         if test "x$prefix" != "xNONE"; then
 652                 tryssldir="$tryssldir $prefix"
 653         fi
 654         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
 655                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 656                         CFLAGS="$saved_CFLAGS"
 657                         LDFLAGS="$saved_LDFLAGS"
 658                         LIBS="$saved_LIBS -lssl -lcrypto"
 659
 660                         # Skip directories if they don't exist
 661                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 662                                 continue;
 663                         fi
 664                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 665                                 # Try to use $ssldir/lib if it exists, otherwise
 666                                 # $ssldir
 667                                 if test -d "$ssldir/lib" ; then
 668                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 669                                         if test ! -z "$need_dash_r" ; then
 670                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 671                                         fi
 672                                 else
 673                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 674                                         if test ! -z "$need_dash_r" ; then
 675                                                 LDFLAGS="-R$ssldir $LDFLAGS"
 676                                         fi
 677                                 fi
 678                                 # Try to use $ssldir/include if it exists, otherwise
 679                                 # $ssldir
 680                                 if test -d "$ssldir/include" ; then
 681                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
 682                                 else
 683                                         CFLAGS="-I$ssldir $saved_CFLAGS"
 684                                 fi
 685                         fi
 686
 687                         # Basic test to check for compatible version and correct linking
 688                         # *does not* test for RSA - that comes later.
 689                         AC_TRY_RUN(
 690                                 [
 691         #include <string.h>
 692         #include <openssl/rand.h>
 693         int main(void)
 694         {
 695                 char a[2048];
 696                 memset(a, 0, sizeof(a));
 697                 RAND_add(a, sizeof(a), sizeof(a));
 698                 return(RAND_status() <= 0);
 699         }
 700                                 ],
 701                                 [
 702                                         found_crypto=1
 703                                         break;
 704                                 ], []
 705                         )
 706
 707                         if test ! -z "$found_crypto" ; then
 708                                 break;
 709                         fi
 710                 done
 711
 712                 if test -z "$ssldir" ; then
 713                         ssldir="(system)"
 714                 fi
 715
 716                 if test ! -z "$found_crypto" ; then
 717                         ac_cv_openssldir=$ssldir
 718                 else
 719                         ac_cv_openssldir="no"
 720                 fi
 721         ])
 722         LIBS="$saved_LIBS"
 723         LDFLAGS="$saved_LDFLAGS"
 724         CFLAGS="$saved_CFLAGS"
 725
 726         if test "x$ac_cv_openssldir" != "xno" ; then
 727                 AC_DEFINE(HAVE_OPENSSL, [], [Define if you have OpenSSL.])
 728                 LIBS="-lssl -lcrypto $LIBS"
 729                 dnl Need to recover ssldir - test above runs in subshell
 730                 ssldir=$ac_cv_openssldir
 731                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
 732                         # Try to use $ssldir/lib if it exists, otherwise
 733                         # $ssldir
 734                         if test -d "$ssldir/lib" ; then
 735                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 736                                 if test ! -z "$need_dash_r" ; then
 737                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 738                                 fi
 739                         else
 740                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 741                                 if test ! -z "$need_dash_r" ; then
 742                                         LDFLAGS="-R$ssldir $LDFLAGS"
 743                                 fi
 744                         fi
 745                         # Try to use $ssldir/include if it exists, otherwise
 746                         # $ssldir
 747                         if test -d "$ssldir/include" ; then
 748                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
 749                         else
 750                                 CFLAGS="-I$ssldir $saved_CFLAGS"
 751                         fi
 752                 fi
 753         fi
 754 fi
 755
 756 if test "x$with_db" != xno; then
 757         test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
 758
 759         dblib=""
 760
 761         if test -d "$db_dir/include/db4"; then
 762                 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
 763                 dblib="db4"
 764         elif test "$db_dir"; then
 765                 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
 766         elif test -d /usr/include/db4; then
 767                 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
 768                 dblib="db4"
 769         fi
 770
 771
 772         AC_CHECK_DB([db db-4.1 db-4 db4],
 773                     [
 774                      DATABASE=database.c
 775                     ],
 776                     AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
 777                                   library.  Use --with-db=PATH to specify
 778                                   the path]]))
 779
 780 fi
 781
 782
 783
 784
 785 dnl Checks for the OpenLDAP client library.
 786 if test "x$with_ldap" != xno ; then
 787         AC_CHECK_HEADERS(ldap.h,
 788                 [AC_CHECK_LIB(ldap, ldap_init,
 789                         [ok_ldap=yes],,
 790         )])
 791 fi
 792
 793 if test "x$ok_ldap" = xyes ; then
 794         SERVER_LIBS="-lldap $SERVER_LIBS"
 795         AC_DEFINE(HAVE_LDAP, [], [define this if you have OpenLDAP client available])
 796 fi
 797
 798
 799
 800
 801
 802
 803 dnl Checks for the libdspam mail spam scanning library.
 804 dnl if test "x$with_libdspam" != xno ; then
 805 dnl     AC_CHECK_HEADERS(dspam/libdspam.h,
 806 dnl             [AC_CHECK_LIB(dspam, dspam_init,
 807 dnl                     [ok_libdspam=yes],,
 808 dnl     )])
 809 dnl fi
 810 dnl
 811 dnl if test "x$ok_libdspam" = xyes ; then
 812 dnl     SERVER_LIBS="-ldspam $SERVER_LIBS"
 813 dnl     AC_DEFINE(HAVE_LIBDSPAM, [], [(unfinished) define this if you have the libdspam mail spam scanning library available])
 814 dnl fi
 815
 816
 817
 818 dnl Checks for the Expat XML parser.
 819 AC_CHECK_HEADER(expat.h,
 820         [AC_CHECK_LIB(expat, XML_ParserCreateNS,
 821                 [
 822                         SERVER_LIBS="-lexpat $SERVER_LIBS"
 823                 ],
 824                 [
 825                         AC_MSG_ERROR(The Expat XML parser was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 826                 ]
 827         ,
 828         )],
 829         [
 830                 AC_MSG_ERROR(expat.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 831         ]
 832 )
 833
 834
 835
 836
 837
 838
 839
 840 dnl Checks for libcurl.
 841 AC_CHECK_HEADER(curl/curl.h,
 842         [AC_CHECK_LIB(curl, curl_version,
 843                 [
 844                         SERVER_LIBS="-lcurl $SERVER_LIBS"
 845                 ],
 846                 [
 847                         AC_MSG_ERROR(libcurl was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 848                 ]
 849         ,
 850         )],
 851         [
 852                 AC_MSG_ERROR(curl/curl.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 853         ]
 854 )
 855
 856
 857
 858
 859
 860
 861
 862
 863
 864
 865 dnl Checks for header files.
 866 AC_HEADER_DIRENT
 867 AC_HEADER_STDC
 868 AC_HEADER_SYS_WAIT
 869
 870 dnl
 871 dnl TODO: for the DB header checks, we should check whether the headers
 872 dnl define db_env_create, somehow
 873 dnl
 874 AC_CHECK_HEADERS(dl.h fcntl.h limits.h malloc.h termios.h sys/ioctl.h sys/select.h sys/stat.h sys/time.h sys/prctl.h syslog.h unistd.h utmp.h utmpx.h paths.h db.h db4/db.h pthread.h netinet/in.h arpa/nameser.h arpa/nameser_compat.h syscall.h sys/syscall.h)
 875
 876 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H, [], [define this if you have the resolv.h header file.]),,
 877 [#ifdef HAVE_SYS_TYPES_H
 878 #include <sys/types.h>
 879 #endif
 880 #ifdef HAVE_NETINET_IN_H
 881 #include <netinet/in.h>
 882 #endif
 883 #ifdef HAVE_ARPA_NAMESER_H
 884 #include <arpa/nameser.h>
 885 #endif])
 886
 887
 888 dnl Checks for typedefs, structures, and compiler characteristics.
 889 AC_C_CONST
 890 AC_TYPE_PID_T
 891 AC_TYPE_SIZE_T
 892 AC_HEADER_TIME
 893
 894 dnl defined in acinclude.m4:
 895 CIT_STRUCT_TM
 896
 897 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
 898 [AC_TRY_COMPILE([#include <sys/types.h>
 899 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
 900 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
 901 if test $ac_cv_struct_ut_type = yes; then
 902         AC_DEFINE(HAVE_UT_TYPE, [], [define this if struct utmp has an ut_type member])
 903 fi
 904
 905 AC_CACHE_CHECK(
 906         [for call semantics from getpwuid_r],
 907         ac_cv_call_getpwuid_r,
 908         [AC_TRY_COMPILE([#include <sys/types.h>
 909 #include <pwd.h>],
 910                          [
 911                                 struct passwd pw, *pwp;
 912                                 char pwbuf[64];
 913                                 uid_t uid;
 914
 915                                 getpwuid_r(uid, &pw, pwbuf, sizeof(pwbuf), &pwp);
 916                         ],
 917                         ac_cv_call_getpwuid_r=yes,
 918                         ac_cv_call_getpwuid_r=no)
 919         ])
 920
 921 if test $ac_cv_call_getpwuid_r = no; then
 922         AC_DEFINE(SOLARIS_GETPWUID,[],[do we need to use solaris call syntax?])
 923         AC_DEFINE(F_UID_T, "%ld", [whats the matching format string for uid_t?])
 924         AC_DEFINE(F_PID_T, "%ld",  [whats the matching format string for pid_t?])
 925         AC_DEFINE(F_XPID_T, "%lx",  [whats the matching format string for xpid_t?])
 926 else
 927         AC_DEFINE(F_UID_T, "%d",  [whats the matching format string for uid_t?])
 928         AC_DEFINE(F_PID_T, "%d",  [whats the matching format string for pid_t?])
 929         AC_DEFINE(F_XPID_T, "%x",  [whats the matching format string for xpid_t?])
 930 fi
 931
 932
 933 dnl Our own happy little check for the resolver library.
 934
 935 case "`uname -a`" in
 936  OpenBSD*)
 937         echo "we don't need to check for resolv on openbsd"
 938         ;;
 939  FreeBSD*)
 940         echo "we don't need to check for resolv on freeBSD"
 941         ;;
 942  *)
 943         test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
 944         AC_CHECK_LIB(resolv, res_query,
 945                 RESOLV="$RESOLV -lresolv",
 946                 [dnl Have to include resolv.h as res_query is sometimes defined as a macro
 947                         AC_MSG_CHECKING([for res_query in -lresolv (with resolv.h if present)])
 948                         saved_libs="$LIBS"
 949                         LIBS="-lresolv $LIBS"
 950                         AC_TRY_LINK([
 951                                 #ifdef HAVE_RESOLV_H
 952                                 #include <resolv.h>
 953                                 #endif],
 954                                 [res_query(0,0,0,0,0)],
 955                                 [AC_MSG_RESULT(yes)
 956                                                 have_res_query=yes],
 957                                 [AC_MSG_RESULT(no)
 958                                         AC_MSG_ERROR(libresolv was not found.  Citadel requires the resolver library.)
 959                                 ])
 960          ]
 961         )
 962         ;;
 963 esac
 964
 965
 966
 967 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
 968 [AC_TRY_COMPILE([#include <sys/types.h>
 969 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
 970 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
 971 if test $ac_cv_struct_ut_host = yes; then
 972         AC_DEFINE(HAVE_UT_HOST, [], [define this if struct utmp has an ut_host member])
 973 fi
 974
 975 dnl Checks for library functions.
 976 AC_FUNC_GETPGRP
 977 AC_PROG_GCC_TRADITIONAL
 978 AC_TYPE_SIGNAL
 979 AC_FUNC_VPRINTF
 980 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
 981
 982 dnl Now check for pthreads
 983
 984 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
 985 dnl we need to include pthread.h
 986
 987 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
 988 [AC_TRY_LINK([#include <pthread.h>],
 989 [       pthread_t thread;
 990
 991         /* The GNU C library defines this for functions which it implements
 992            to always fail with ENOSYS.  Some functions are actually named
 993            something starting with __ and the normal name is an alias.  */
 994 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
 995         choke me
 996 #else
 997         pthread_cancel(thread);
 998 #endif],
 999 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
1000 if test "$ac_cv_func_pthread_cancel" = yes; then
1001         AC_DEFINE(HAVE_PTHREAD_CANCEL, [], [define this if you have the pthread_cancel() function])
1002 fi
1003
1004 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
1005 [AC_TRY_LINK([#include <pthread.h>],
1006 [       /* The GNU C library defines this for functions which it implements
1007            to always fail with ENOSYS.  Some functions are actually named
1008            something starting with __ and the normal name is an alias.  */
1009 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
1010         choke me
1011 #else
1012         pthread_create(NULL, NULL, NULL, NULL);
1013 #endif],
1014 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
1015 if test "$ac_cv_func_pthread_create" = yes; then
1016         test "$DATABASE" && TARGETS="client server utils"
1017         if test "x$enable_threaded_client" != xno; then
1018                 AC_DEFINE(THREADED_CLIENT, [], [define this if you want to enable the multithreaded client])
1019         fi
1020 fi
1021
1022 AC_REPLACE_FUNCS(snprintf getutline)
1023
1024 AC_CACHE_CHECK([the weather], ac_cv_weather, [
1025         sleep 1
1026         echo $ECHO_N "opening your window... $ECHO_C" >&6
1027         sleep 2
1028         month=`date | cut -f 2 -d ' '`
1029         case $month in
1030         Dec | Jan | Feb)
1031                 ac_cv_weather="it's cold!"
1032                 ;;
1033         Mar | Apr)
1034                 ac_cv_weather="it's wet!"
1035                 ;;
1036         Jul | Aug)
1037                 ac_cv_weather="it's hot!"
1038                 ;;
1039         Oct | Nov)
1040                 ac_cv_weather="it's cool"
1041                 ;;
1042         May | Jun | Sep | *)
1043                 ac_cv_weather="it's fine"
1044                 ;;
1045         esac
1046         ])
1047
1048
1049
1050
1051 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
1052         number=`date | cut -c 19`
1053         case $number in
1054         7)
1055                 ac_cv_under_the_bed="lunatics and monsters found"
1056                 ;;
1057         *)
1058                 ac_cv_under_the_bed="dust bunnies found"
1059                 ;;
1060         esac
1061         ])
1062
1063
1064 STRUCT_UCRED
1065
1066 dnl Done! Now write the Makefile and sysdep.h
1067 AC_SUBST(RESOLV)
1068 AC_SUBST(chkpwd_LIBS)
1069 AC_SUBST(TARGETS)
1070 AC_SUBST(DATABASE)
1071 AC_SUBST(SERVER_LDFLAGS)
1072 AC_SUBST(SERVER_LIBS)
1073 AC_SUBST(SETUP_LIBS)
1074 AC_SUBST(DIFF)
1075 AC_SUBST(PATCH)
1076 AC_CONFIG_FILES([Makefile])
1077 AC_OUTPUT(database_cleanup.sh po/citadel-setup/Makefile)
1078
1079 if test -z "$DATABASE"; then
1080         AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
1081 fi
1082
1083 abs_srcdir="`cd $srcdir && pwd`"
1084 abs_builddir="`pwd`"
1085 if test "$abs_srcdir" != "$abs_builddir"; then
1086    ln -sf $abs_srcdir/include $abs_builddir
1087    ln -sf $abs_srcdir/Make_sources $abs_builddir
1088    ln -sf $abs_srcdir/Make_modules $abs_builddir
1089    for i in $abs_srcdir/*.h ; do
1090       if test "$abs_srcdir/sysdep.h" != "$i"; then
1091          ln -sf $i $abs_builddir
1092       fi
1093    done
1094    for d in `/bin/ls $abs_srcdir/modules/`; do
1095         (mkdir -p $abs_builddir/modules/$d)
1096    done
1097    if test -d "$abs_srcdir/user_modules/"; then
1098       for d in `/bin/ls $abs_srcdir/user_modules/`; do
1099         (mkdir -p $abs_builddir/user_modules/$d)
1100         done
1101    fi
1102    mkdir -p $abs_builddir/utils
1103    mkdir -p $abs_builddir/utillib
1104    mkdir -p $abs_builddir/textclient
1105 fi
1106
1107 if test -n "$srcdir"; then
1108    export srcdir=.
1109 fi
1110
1111
1112 echo ------------------------------------------------------------------------
1113 echo 'LDAP support:                    ' $ok_ldap
1114 echo 'Character set conversion support:' $ok_iconv
1115 echo 'Boehm-Demers-Weiser support:     ' $ok_gc
1116 dnl echo 'DSpam Scanning support:          ' $ok_libdspam
1117 echo
1118 echo 'Note: if you are not using Linux, make sure you are using GNU make'
1119 echo '(gmake) to compile Citadel.'
1120 echo