citadel/configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_PREREQ(2.52)
   3 AC_INIT([Citadel], [8.12], [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 # The big search for OpenSSL
 630 if test "$with_ssl" != "no"; then
 631         saved_LIBS="$LIBS"
 632         saved_LDFLAGS="$LDFLAGS"
 633         saved_CFLAGS="$CFLAGS"
 634         if test "x$prefix" != "xNONE"; then
 635                 tryssldir="$tryssldir $prefix"
 636         fi
 637         AC_CACHE_CHECK([for OpenSSL], ac_cv_openssldir, [
 638                 for ssldir in $tryssldir "" /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 639                         CFLAGS="$saved_CFLAGS"
 640                         LDFLAGS="$saved_LDFLAGS"
 641                         LIBS="$saved_LIBS -lssl -lcrypto"
 642
 643                         # Skip directories if they don't exist
 644                         if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 645                                 continue;
 646                         fi
 647                         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 648                                 # Try to use $ssldir/lib if it exists, otherwise
 649                                 # $ssldir
 650                                 if test -d "$ssldir/lib" ; then
 651                                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 652                                         if test ! -z "$need_dash_r" ; then
 653                                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 654                                         fi
 655                                 else
 656                                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 657                                         if test ! -z "$need_dash_r" ; then
 658                                                 LDFLAGS="-R$ssldir $LDFLAGS"
 659                                         fi
 660                                 fi
 661                                 # Try to use $ssldir/include if it exists, otherwise
 662                                 # $ssldir
 663                                 if test -d "$ssldir/include" ; then
 664                                         CFLAGS="-I$ssldir/include $saved_CFLAGS"
 665                                 else
 666                                         CFLAGS="-I$ssldir $saved_CFLAGS"
 667                                 fi
 668                         fi
 669
 670                         # Basic test to check for compatible version and correct linking
 671                         # *does not* test for RSA - that comes later.
 672                         AC_TRY_RUN(
 673                                 [
 674         #include <string.h>
 675         #include <openssl/rand.h>
 676         int main(void)
 677         {
 678                 char a[2048];
 679                 memset(a, 0, sizeof(a));
 680                 RAND_add(a, sizeof(a), sizeof(a));
 681                 return(RAND_status() <= 0);
 682         }
 683                                 ],
 684                                 [
 685                                         found_crypto=1
 686                                         break;
 687                                 ], []
 688                         )
 689
 690                         if test ! -z "$found_crypto" ; then
 691                                 break;
 692                         fi
 693                 done
 694
 695                 if test -z "$ssldir" ; then
 696                         ssldir="(system)"
 697                 fi
 698
 699                 if test ! -z "$found_crypto" ; then
 700                         ac_cv_openssldir=$ssldir
 701                 else
 702                         ac_cv_openssldir="no"
 703                 fi
 704         ])
 705         LIBS="$saved_LIBS"
 706         LDFLAGS="$saved_LDFLAGS"
 707         CFLAGS="$saved_CFLAGS"
 708
 709         if test "x$ac_cv_openssldir" != "xno" ; then
 710                 AC_DEFINE(HAVE_OPENSSL, [], [Define if you have OpenSSL.])
 711                 LIBS="-lssl -lcrypto $LIBS"
 712                 dnl Need to recover ssldir - test above runs in subshell
 713                 ssldir=$ac_cv_openssldir
 714                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr" -a "x$ssldir" != "x(system)"; then
 715                         # Try to use $ssldir/lib if it exists, otherwise
 716                         # $ssldir
 717                         if test -d "$ssldir/lib" ; then
 718                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 719                                 if test ! -z "$need_dash_r" ; then
 720                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 721                                 fi
 722                         else
 723                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 724                                 if test ! -z "$need_dash_r" ; then
 725                                         LDFLAGS="-R$ssldir $LDFLAGS"
 726                                 fi
 727                         fi
 728                         # Try to use $ssldir/include if it exists, otherwise
 729                         # $ssldir
 730                         if test -d "$ssldir/include" ; then
 731                                 CFLAGS="-I$ssldir/include $saved_CFLAGS"
 732                         else
 733                                 CFLAGS="-I$ssldir $saved_CFLAGS"
 734                         fi
 735                 fi
 736         fi
 737 fi
 738
 739 if test "x$with_db" != xno; then
 740         test "$db_dir" && LDFLAGS="$LDFLAGS -L$db_dir/lib"
 741
 742         dblib=""
 743
 744         if test -d "$db_dir/include/db4"; then
 745                 CPPFLAGS="$CPPFLAGS -I$db_dir/include/db4"
 746                 dblib="db4"
 747         elif test "$db_dir"; then
 748                 CPPFLAGS="$CPPFLAGS -I$db_dir/include"
 749         elif test -d /usr/include/db4; then
 750                 CPPFLAGS="$CPPFLAGS -I/usr/include/db4"
 751                 dblib="db4"
 752         fi
 753
 754
 755         AC_CHECK_DB([db db-4.1 db-4 db4],
 756                     [
 757                      DATABASE=database.c
 758                     ],
 759                     AC_MSG_ERROR([[Can not locate a suitable Berkeley DB
 760                                   library.  Use --with-db=PATH to specify
 761                                   the path]]))
 762
 763 fi
 764
 765
 766
 767
 768 dnl Checks for the OpenLDAP client library.
 769 if test "x$with_ldap" != xno ; then
 770         AC_CHECK_HEADERS(ldap.h,
 771                 [AC_CHECK_LIB(ldap, ldap_init,
 772                         [ok_ldap=yes],,
 773         )])
 774 fi
 775
 776 if test "x$ok_ldap" = xyes ; then
 777         SERVER_LIBS="-lldap $SERVER_LIBS"
 778         AC_DEFINE(HAVE_LDAP, [], [define this if you have OpenLDAP client available])
 779 fi
 780
 781
 782
 783
 784
 785
 786 dnl Checks for the libdspam mail spam scanning library.
 787 dnl if test "x$with_libdspam" != xno ; then
 788 dnl     AC_CHECK_HEADERS(dspam/libdspam.h,
 789 dnl             [AC_CHECK_LIB(dspam, dspam_init,
 790 dnl                     [ok_libdspam=yes],,
 791 dnl     )])
 792 dnl fi
 793 dnl
 794 dnl if test "x$ok_libdspam" = xyes ; then
 795 dnl     SERVER_LIBS="-ldspam $SERVER_LIBS"
 796 dnl     AC_DEFINE(HAVE_LIBDSPAM, [], [(unfinished) define this if you have the libdspam mail spam scanning library available])
 797 dnl fi
 798
 799
 800
 801 dnl Checks for the Expat XML parser.
 802 AC_CHECK_HEADER(expat.h,
 803         [AC_CHECK_LIB(expat, XML_ParserCreateNS,
 804                 [
 805                         SERVER_LIBS="-lexpat $SERVER_LIBS"
 806                 ],
 807                 [
 808                         AC_MSG_ERROR(The Expat XML parser was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 809                 ]
 810         ,
 811         )],
 812         [
 813                 AC_MSG_ERROR(expat.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 814         ]
 815 )
 816
 817
 818
 819
 820
 821
 822
 823 dnl Checks for libcurl.
 824 AC_CHECK_HEADER(curl/curl.h,
 825         [AC_CHECK_LIB(curl, curl_version,
 826                 [
 827                         SERVER_LIBS="-lcurl $SERVER_LIBS"
 828                 ],
 829                 [
 830                         AC_MSG_ERROR(libcurl was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 831                 ]
 832         ,
 833         )],
 834         [
 835                 AC_MSG_ERROR(curl/curl.h was not found and is required.  More info: http://www.citadel.org/doku.php/installation:start)
 836         ]
 837 )
 838
 839
 840
 841
 842
 843
 844
 845
 846
 847
 848 dnl Checks for header files.
 849 AC_HEADER_DIRENT
 850 AC_HEADER_STDC
 851 AC_HEADER_SYS_WAIT
 852
 853 dnl
 854 dnl TODO: for the DB header checks, we should check whether the headers
 855 dnl define db_env_create, somehow
 856 dnl
 857 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)
 858
 859 AC_CHECK_HEADER(resolv.h,AC_DEFINE(HAVE_RESOLV_H, [], [define this if you have the resolv.h header file.]),,
 860 [#ifdef HAVE_SYS_TYPES_H
 861 #include <sys/types.h>
 862 #endif
 863 #ifdef HAVE_NETINET_IN_H
 864 #include <netinet/in.h>
 865 #endif
 866 #ifdef HAVE_ARPA_NAMESER_H
 867 #include <arpa/nameser.h>
 868 #endif])
 869
 870
 871 dnl Checks for typedefs, structures, and compiler characteristics.
 872 AC_C_CONST
 873 AC_TYPE_PID_T
 874 AC_TYPE_SIZE_T
 875 AC_HEADER_TIME
 876
 877 dnl defined in acinclude.m4:
 878 CIT_STRUCT_TM
 879
 880 AC_CACHE_CHECK([for ut_type in struct utmp], ac_cv_struct_ut_type,
 881 [AC_TRY_COMPILE([#include <sys/types.h>
 882 #include <utmp.h>], [struct utmp ut; ut.ut_type;],
 883 ac_cv_struct_ut_type=yes, ac_cv_struct_ut_type=no)])
 884 if test $ac_cv_struct_ut_type = yes; then
 885         AC_DEFINE(HAVE_UT_TYPE, [], [define this if struct utmp has an ut_type member])
 886 fi
 887
 888 AC_CACHE_CHECK(
 889         [for call semantics from getpwuid_r],
 890         ac_cv_call_getpwuid_r,
 891         [AC_TRY_COMPILE([#include <sys/types.h>
 892 #include <pwd.h>],
 893                          [
 894                                 struct passwd pw, *pwp;
 895                                 char pwbuf[64];
 896                                 uid_t uid;
 897
 898                                 getpwuid_r(uid, &pw, pwbuf, sizeof(pwbuf), &pwp);
 899                         ],
 900                         ac_cv_call_getpwuid_r=yes,
 901                         ac_cv_call_getpwuid_r=no)
 902         ])
 903
 904 if test $ac_cv_call_getpwuid_r = no; then
 905         AC_DEFINE(SOLARIS_GETPWUID,[],[do we need to use solaris call syntax?])
 906         AC_DEFINE(F_UID_T, "%ld", [whats the matching format string for uid_t?])
 907         AC_DEFINE(F_PID_T, "%ld",  [whats the matching format string for pid_t?])
 908         AC_DEFINE(F_XPID_T, "%lx",  [whats the matching format string for xpid_t?])
 909 else
 910         AC_DEFINE(F_UID_T, "%d",  [whats the matching format string for uid_t?])
 911         AC_DEFINE(F_PID_T, "%d",  [whats the matching format string for pid_t?])
 912         AC_DEFINE(F_XPID_T, "%x",  [whats the matching format string for xpid_t?])
 913 fi
 914
 915
 916 dnl Our own happy little check for the resolver library.
 917
 918 case "`uname -a`" in
 919  OpenBSD*)
 920         echo "we don't need to check for resolv on openbsd"
 921         ;;
 922  FreeBSD*)
 923         echo "we don't need to check for resolv on freeBSD"
 924         ;;
 925  *)
 926         test -f /usr/local/lib/libresolv.a && LDFLAGS="$LDFLAGS -L/usr/local/lib"
 927         AC_CHECK_LIB(resolv, res_query,
 928                 RESOLV="$RESOLV -lresolv",
 929                 [dnl Have to include resolv.h as res_query is sometimes defined as a macro
 930                         AC_MSG_CHECKING([for res_query in -lresolv (with resolv.h if present)])
 931                         saved_libs="$LIBS"
 932                         LIBS="-lresolv $LIBS"
 933                         AC_TRY_LINK([
 934                                 #ifdef HAVE_RESOLV_H
 935                                 #include <resolv.h>
 936                                 #endif],
 937                                 [res_query(0,0,0,0,0)],
 938                                 [AC_MSG_RESULT(yes)
 939                                                 have_res_query=yes],
 940                                 [AC_MSG_RESULT(no)
 941                                         AC_MSG_ERROR(libresolv was not found.  Citadel requires the resolver library.)
 942                                 ])
 943          ]
 944         )
 945         ;;
 946 esac
 947
 948
 949
 950 AC_CACHE_CHECK([for ut_host in struct utmp], ac_cv_struct_ut_host,
 951 [AC_TRY_COMPILE([#include <sys/types.h>
 952 #include <utmp.h>], [struct utmp ut; ut.ut_host;],
 953 ac_cv_struct_ut_host=yes, ac_cv_struct_ut_host=no)])
 954 if test $ac_cv_struct_ut_host = yes; then
 955         AC_DEFINE(HAVE_UT_HOST, [], [define this if struct utmp has an ut_host member])
 956 fi
 957
 958 dnl Checks for library functions.
 959 AC_FUNC_GETPGRP
 960 AC_PROG_GCC_TRADITIONAL
 961 AC_TYPE_SIGNAL
 962 AC_FUNC_VPRINTF
 963 AC_CHECK_FUNCS(getspnam getutxline mkdir mkfifo mktime rmdir select socket strerror strcasecmp strncasecmp)
 964
 965 dnl Now check for pthreads
 966
 967 dnl On some platforms, AC_CHECK_FUNC[S] doesn't work for pthreads programs;
 968 dnl we need to include pthread.h
 969
 970 AC_CACHE_CHECK([for pthread_cancel], ac_cv_func_pthread_cancel,
 971 [AC_TRY_LINK([#include <pthread.h>],
 972 [       pthread_t thread;
 973
 974         /* The GNU C library defines this for functions which it implements
 975            to always fail with ENOSYS.  Some functions are actually named
 976            something starting with __ and the normal name is an alias.  */
 977 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
 978         choke me
 979 #else
 980         pthread_cancel(thread);
 981 #endif],
 982 ac_cv_func_pthread_cancel=yes, ac_cv_func_pthread_cancel=no)])
 983 if test "$ac_cv_func_pthread_cancel" = yes; then
 984         AC_DEFINE(HAVE_PTHREAD_CANCEL, [], [define this if you have the pthread_cancel() function])
 985 fi
 986
 987 AC_CACHE_CHECK([for pthread_create], ac_cv_func_pthread_create,
 988 [AC_TRY_LINK([#include <pthread.h>],
 989 [       /* The GNU C library defines this for functions which it implements
 990            to always fail with ENOSYS.  Some functions are actually named
 991            something starting with __ and the normal name is an alias.  */
 992 #if defined (__stub_pthread_cancel) || defined (__stub___pthread_cancel)
 993         choke me
 994 #else
 995         pthread_create(NULL, NULL, NULL, NULL);
 996 #endif],
 997 ac_cv_func_pthread_create=yes, ac_cv_func_pthread_create=no)])
 998 if test "$ac_cv_func_pthread_create" = yes; then
 999         test "$DATABASE" && TARGETS="client server utils"
1000         if test "x$enable_threaded_client" != xno; then
1001                 AC_DEFINE(THREADED_CLIENT, [], [define this if you want to enable the multithreaded client])
1002         fi
1003 fi
1004
1005 AC_REPLACE_FUNCS(snprintf getutline)
1006
1007 AC_CACHE_CHECK([the weather], ac_cv_weather, [
1008         sleep 1
1009         echo $ECHO_N "opening your window... $ECHO_C" >&6
1010         sleep 2
1011         month=`date | cut -f 2 -d ' '`
1012         case $month in
1013         Dec | Jan | Feb)
1014                 ac_cv_weather="it's cold!"
1015                 ;;
1016         Mar | Apr)
1017                 ac_cv_weather="it's wet!"
1018                 ;;
1019         Jul | Aug)
1020                 ac_cv_weather="it's hot!"
1021                 ;;
1022         Oct | Nov)
1023                 ac_cv_weather="it's cool"
1024                 ;;
1025         May | Jun | Sep | *)
1026                 ac_cv_weather="it's fine"
1027                 ;;
1028         esac
1029         ])
1030
1031
1032
1033
1034 AC_CACHE_CHECK([under the bed], ac_cv_under_the_bed, [
1035         number=`date | cut -c 19`
1036         case $number in
1037         7)
1038                 ac_cv_under_the_bed="lunatics and monsters found"
1039                 ;;
1040         *)
1041                 ac_cv_under_the_bed="dust bunnies found"
1042                 ;;
1043         esac
1044         ])
1045
1046
1047 STRUCT_UCRED
1048
1049 dnl Done! Now write the Makefile and sysdep.h
1050 AC_SUBST(RESOLV)
1051 AC_SUBST(chkpwd_LIBS)
1052 AC_SUBST(TARGETS)
1053 AC_SUBST(DATABASE)
1054 AC_SUBST(SERVER_LDFLAGS)
1055 AC_SUBST(SERVER_LIBS)
1056 AC_SUBST(SETUP_LIBS)
1057 AC_SUBST(DIFF)
1058 AC_SUBST(PATCH)
1059 AC_CONFIG_FILES([Makefile])
1060 AC_OUTPUT(database_cleanup.sh po/citadel-setup/Makefile)
1061
1062 if test -z "$DATABASE"; then
1063         AC_MSG_WARN([No database driver was found. Please install Berkeley DB.])
1064 fi
1065
1066 abs_srcdir="`cd $srcdir && pwd`"
1067 abs_builddir="`pwd`"
1068 if test "$abs_srcdir" != "$abs_builddir"; then
1069    ln -sf $abs_srcdir/include $abs_builddir
1070    ln -sf $abs_srcdir/Make_sources $abs_builddir
1071    ln -sf $abs_srcdir/Make_modules $abs_builddir
1072    for i in $abs_srcdir/*.h ; do
1073       if test "$abs_srcdir/sysdep.h" != "$i"; then
1074          ln -sf $i $abs_builddir
1075       fi
1076    done
1077    for d in `/bin/ls $abs_srcdir/modules/`; do
1078         (mkdir -p $abs_builddir/modules/$d)
1079    done
1080    if test -d "$abs_srcdir/user_modules/"; then
1081       for d in `/bin/ls $abs_srcdir/user_modules/`; do
1082         (mkdir -p $abs_builddir/user_modules/$d)
1083         done
1084    fi
1085    mkdir -p $abs_builddir/utils
1086    mkdir -p $abs_builddir/utillib
1087    mkdir -p $abs_builddir/textclient
1088 fi
1089
1090 if test -n "$srcdir"; then
1091    export srcdir=.
1092 fi
1093
1094
1095 echo ------------------------------------------------------------------------
1096 echo 'LDAP support:                    ' $ok_ldap
1097 echo 'Character set conversion support:' $ok_iconv
1098 echo 'Boehm-Demers-Weiser support:     ' $ok_gc
1099 dnl echo 'DSpam Scanning support:          ' $ok_libdspam
1100 echo
1101 echo 'Note: if you are not using Linux, make sure you are using GNU make'
1102 echo '(gmake) to compile Citadel.'
1103 echo