configure.ac

   1 dnl Process this file with autoget.sh to produce a working configure
   2 dnl script.
   3
   4 AC_INIT
   5 AC_CONFIG_SRCDIR([src/Aircraft/aircraft.cxx])
   6
   7 dnl Require at least automake 2.52
   8 AC_PREREQ(2.52)
   9
  10 dnl Initialize the automake stuff
  11 dnl set the $host variable based on local machine/os
  12 AC_CANONICAL_TARGET
  13 AM_INIT_AUTOMAKE(FlightGear, 1.9.1)
  14
  15 dnl Checks for programs.
  16 AC_PROG_MAKE_SET
  17 AC_PROG_CC
  18 AC_PROG_CPP
  19 AC_PROG_CXX
  20 AC_PROG_RANLIB
  21 AC_PROG_INSTALL
  22 AC_PROG_LN_S
  23 AX_BOOST_BASE([1.34.0])
  24
  25 if test "x$BOOST_CPPFLAGS" != "x-I/usr/include" ; then
  26    CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS"
  27 fi
  28
  29 # specify the simgear location
  30 AC_ARG_WITH(simgear, [  --with-simgear=PREFIX   Specify the prefix path to SimGear])
  31
  32 if test "x$with_simgear" != "x" ; then
  33     echo "SimGear prefix path is $with_simgear"
  34     EXTRA_DIRS="${EXTRA_DIRS} $with_simgear"
  35     CXXFLAGS="$CXXFLAGS -I$with_simgear"
  36 fi
  37
  38 # specify the plib location
  39 AC_ARG_WITH(plib, [  --with-plib=PREFIX      Specify the prefix path to plib])
  40
  41 if test "x$with_plib" != "x" ; then
  42     echo "plib prefix is $with_plib"
  43     EXTRA_DIRS="${EXTRA_DIRS} $with_plib"
  44 fi
  45
  46 # specify the osg location
  47 AC_ARG_WITH(osg, [  --with-osg=PREFIX       Specify the prefix path to osg])
  48
  49 if test "x$with_osg" != "x" ; then
  50     echo "osg prefix is $with_osg"
  51     EXTRA_DIRS="${EXTRA_DIRS} $with_osg"
  52 fi
  53
  54 dnl Determine an extra directories to add to include/lib search paths
  55 case "${host}" in
  56 *-apple-darwin* | *-*-mingw32*)
  57     echo no EXTRA_DIRS for $host
  58     ;;
  59
  60 *-*-cygwin*)
  61     if test -d /usr/local ; then
  62         EXTRA_DIRS="${EXTRA_DIRS} /usr/local"
  63     fi
  64     ;;
  65
  66 *)
  67     if test -d /usr/X11R6 ; then
  68         EXTRA_DIR1="/usr/X11R6"
  69     fi
  70     if test -d /opt/X11R6 ; then
  71         EXTRA_DIR2="/opt/X11R6"
  72     fi
  73     EXTRA_DIRS="${EXTRA_DIRS} $EXTRA_DIR1 $EXTRA_DIR2 /usr/local"
  74     ;;
  75
  76 esac
  77 wi_EXTRA_DIRS(no, ${EXTRA_DIRS})
  78
  79
  80 case "${host}" in
  81 *-*-irix*)
  82     if test "$CXX" = "CC"; then
  83         AR="CC -ar"
  84         ARFLAGS="-o"
  85         CXXFLAGS="$CXXFLAGS -c99 -I$with_simgear/include/simgear/compatibility"
  86         CFLAGS="$CFLAGS -c99"
  87     else
  88         AR="ar"
  89         ARFLAGS="cru"
  90     fi
  91     ;;
  92 *)
  93     AR="ar"
  94     ARFLAGS="cru"
  95     ;;
  96 esac
  97 AC_SUBST(AR)
  98 AC_SUBST(ARFLAGS)
  99
 100 dnl set logging; default value of with_logging=yes
 101 AC_ARG_WITH(logging, [  --with-logging          Include logging output (default)])
 102 if test "x$with_logging" = "xno" ; then
 103     AC_DEFINE([FG_NDEBUG], 1, [Define for no logging output])
 104 fi
 105
 106 AC_ARG_ENABLE(sp_fdms, [  --enable-sp-fdms               Include special purpose Flight Models], [enable_sp_fdms="$enableval"] )
 107 if test "x$enable_sp_fdms" != "xno"; then
 108     AC_DEFINE([ENABLE_SP_FDM], 1, [Define to include special purpose FDMs])
 109 else
 110     AC_DEFINE([ENABLE_SP_FDM], 0, [Define to include special purpose FDMs])
 111 fi
 112 AM_CONDITIONAL(ENABLE_SP_FDM, test "x$enable_sp_fdms" != "xno")
 113
 114
 115 dnl Thread related checks
 116 # defaults to yes
 117 AC_ARG_WITH(threads, [  --with-threads          Include tile loading threads [default=yes]], [], [with_threads=yes])
 118 if test "x$with_threads" = "xyes"; then
 119     AC_DEFINE([ENABLE_THREADS], 1, [Define to enable threaded tile paging])
 120     CXXFLAGS="$CXXFLAGS -D_REENTRANT"
 121     CFLAGS="$CFLAGS -D_REENTRANT"
 122 fi
 123 AC_CHECK_HEADER(pthread.h)
 124 AM_CONDITIONAL(WITH_THREADS, test "x$with_threads" = "xyes")
 125
 126 dnl Used by JSBSim to conditionally compile in fgfs interface code
 127 AC_DEFINE([FGFS], 1, [Define so that JSBSim compiles in 'library' mode])
 128
 129 # Check for MS Windows environment
 130 AC_CHECK_HEADER(windows.h)
 131
 132 dnl Using AM_CONDITIONAL is a step out of the protected little
 133 dnl automake fold so it is potentially dangerous.  But, we are
 134 dnl beginning to run into cases where the standard checks are not
 135 dnl enough.  AM_CONDITIONALS are then referenced to conditionally
 136 dnl build a Makefile.in from a Makefile.am which lets us define custom
 137 dnl includes, compile alternative source files, etc.
 138
 139 dnl Check for external variables daylight and timezone.
 140 AC_EXT_DAYLIGHT
 141 if test "$have_daylight" = yes; then
 142     AC_DEFINE([HAVE_DAYLIGHT], 1, [Define if system has daylight variable])
 143 fi
 144
 145 AC_EXT_TIMEZONE
 146 if test "$have_timezone" = yes; then
 147     AC_DEFINE([HAVE_TIMEZONE], 1, [Define if system has timezone variable])
 148 fi
 149
 150
 151 dnl add joystick support libraries
 152 dnl search for FreeBSD library
 153 AC_SEARCH_LIBS(hid_init, usbhid)
 154 joystick_LIBS="$LIBS"
 155 LIBS=""
 156
 157
 158 dnl ENABLE_AUDIO_SUPPORT could be depricated at any time in favor of
 159 dnl just assuming we have audio support on all platform.  We can
 160 dnl depend on plib to hide the details.
 161 AC_DEFINE([ENABLE_AUDIO_SUPPORT], 1, [Define for audio support])
 162
 163 dnl X11 might be installed on Mac OS X or cygwin/mingwin, we don't want
 164 dnl to use it if it is.
 165 case "${host}" in
 166 *-apple-darwin* | *-*-cygwin* | *-*-mingw32*)
 167     echo no fancy X11 check
 168     ;;
 169
 170 *)
 171     AC_PATH_XTRA
 172     ;;
 173
 174 esac
 175
 176 dnl Checks for libraries.
 177
 178 dnl Thread related checks
 179 AC_SEARCH_LIBS(pthread_create, [pthread c_r])
 180 if test "x$ac_cv_header_pthread_h" = "xyes"; then
 181   if test "x$ac_cv_search_pthread_exit" = "x-lc_r"; then
 182     CXXFLAGS="-pthread $CXXFLAGS"
 183     CFLAGS="-pthread $CFLAGS"
 184   fi
 185 fi
 186
 187 thread_LIBS="$LIBS"
 188 LIBS=""
 189
 190 dnl search for network related libraries
 191 AC_SEARCH_LIBS(inet_addr, xnet)
 192 AC_SEARCH_LIBS(socket, socket)
 193 AC_SEARCH_LIBS(main, nsl)
 194
 195 network_LIBS="$LIBS"
 196 LIBS=""
 197
 198 dnl check for some default libraries
 199 AC_SEARCH_LIBS(sqrt, [am ffm fm fastm m])
 200 AC_SEARCH_LIBS(ceil, m)
 201 AC_SEARCH_LIBS(dlclose, dl)
 202 AC_SEARCH_LIBS(clock_gettime, rt)
 203
 204 base_LIBS="$LIBS"
 205
 206 dnl Check for SDL or glut if enabled.
 207 AC_ARG_ENABLE(osgviewer, [  --enable-osgviewer                  Configure to use osgViewer(default)], [enable_osgviewer="$enableval"])
 208 AC_ARG_ENABLE(sdl,  [  --enable-sdl                   Configure to use SDL], [enable_sdl="$enableval"])
 209 AC_ARG_ENABLE(glut, [  --enable-glut                  Configure to use GLUT], [enable_glut="$enableval"])
 210 AM_CONDITIONAL(USE_SDL, test "x$enable_sdl" = "xyes")
 211 AM_CONDITIONAL(USE_GLUT, test "x$enable_glut" = "xyes")
 212 if test "x$enable_sdl" != "xyes" -a "x$enable_glut" != "xyes" -a "x$enable_osgviewer" != "xno"; then
 213    enable_osgviewer="yes"
 214 fi
 215 if test \( "x$enable_osgviewer" = "xyes" \
 216    -a \( "x$enable_sdl" = "xyes" -o "x$enable_glut" = "xyes" \) \) \
 217    -o \( "x$enable_sdl" = "xyes" -a "x$enable_glut" = "xyes" \); then
 218    echo " Only one of --enable-osgviewer, --enable-sdl, or --enable -glut may"
 219    echo " be supplied."
 220    exit
 221 fi
 222 AC_DEFINE([PU_USE_NONE], 1, [Define to use application's pu callbacks])
 223
 224 AC_ARG_ENABLE(osgdebug, [  --enable-osgdebug              Use OSG debug libraries], [enable_osgdebug="$enableval"])
 225
 226 dnl check for OpenGL related libraries
 227 case "${host}" in
 228 *-*-cygwin* | *-*-mingw32*)
 229     dnl CygWin under Windoze.
 230
 231     echo Win32 specific hacks...
 232     AC_DEFINE([WIN32], 1, [Define for Win32 platforms])
 233     AC_DEFINE([NOMINMAX], 1, [Define for Win32 platforms])
 234
 235     if test "x$enable_sdl" = "xyes"; then
 236         AC_SEARCH_LIBS(SDL_Init, SDL)
 237     else
 238         LIBS="$LIBS -lglut32"
 239     fi
 240
 241     LIBS="$LIBS -lglu32 -lopengl32 -luser32 -lgdi32"
 242     joystick_LIBS="$joystick_LIBS -lwinmm"
 243
 244     dnl add -lwsock32 for mingwin
 245     case "${host}" in
 246     *-*-mingw32*)
 247         echo "********** BUILDING FOR MINGW32 *************"
 248         network_LIBS="$network_LIBS -lws2_32"
 249         ;;
 250     esac
 251
 252     echo "Will link apps with $LIBS"
 253     ;;
 254
 255
 256 *-apple-darwin*)
 257     dnl Mac OS X
 258
 259     LIBS="$LIBS -framework GLUT -framework OpenGL -framework AGL -framework Carbon -lobjc"
 260     joystick_LIBS="$joystick_LIBS -framework IOKit -framework CoreFoundation"
 261     ;;
 262
 263 *)
 264     dnl X-Windows based machines
 265
 266     dnl Skip X11 library tests if requested.
 267     if test "x$no_x" != "xyes"; then
 268         AC_SEARCH_LIBS(XCreateWindow, X11)
 269         AC_SEARCH_LIBS(XShmCreateImage, Xext)
 270         AC_SEARCH_LIBS(XGetExtensionVersion, Xi)
 271         AC_SEARCH_LIBS(IceOpenConnection, ICE)
 272         AC_SEARCH_LIBS(SmcOpenConnection, SM)
 273         AC_SEARCH_LIBS(XtMalloc, Xt)
 274         AC_SEARCH_LIBS(XmuLookupStandardColormap, Xmu)
 275     fi
 276
 277     AC_SEARCH_LIBS(glNewList, [ GL GLcore MesaGL ])
 278     if test "x$ac_cv_search_glNewList" = "x-lGLcore"; then
 279         dnl if GLcore found, then also check for GL
 280         AC_SEARCH_LIBS(glXCreateContext, GL)
 281     fi
 282
 283     dnl if using mesa, check for xmesa.h
 284     if test "x$ac_cv_search_glNewList" = "x-lMesaGL"; then
 285         AC_CHECK_HEADER(GL/fxmesa.h)
 286         if test "x$ac_cv_header_GL_fxmesa_h" = "xyes"; then
 287             AC_DEFINE([XMESA], 1, [Define for fxmesa])
 288             AC_DEFINE([FX], 1, [Define for fxmesa])
 289         fi
 290     fi
 291
 292     AC_SEARCH_LIBS(gluLookAt, [ GLU MesaGLU ])
 293     AC_SEARCH_LIBS(glutGetModifiers, [ glut freeglut ])
 294     if test "x$enable_sdl" = "xyes"; then
 295         AC_SEARCH_LIBS(SDL_Init, SDL)
 296     fi
 297     ;;
 298
 299 esac
 300
 301 opengl_LIBS="$LIBS"
 302 LIBS="$base_LIBS $joystick_LIBS"
 303
 304 dnl check for OpenAL libraries
 305 OPENAL_OK="no"
 306 ALUT_OK="no"
 307 case "${host}" in
 308 *-*-cygwin* | *-*-mingw32*)
 309     dnl CygWin under Windoze.
 310     INCLUDES="$INCLUDES -I/usr/local/include/"
 311     LIBS="$LIBS -L/usr/local/lib"
 312     AC_SEARCH_LIBS(alGenBuffers, [ openal32 openal ] )
 313     AC_SEARCH_LIBS(alutInit, [ openal32 ALut alut ] )
 314     LIBS="$LIBS -lwinmm -ldsound -ldxguid -lole32"
 315     openal_LIBS="$LIBS"
 316     OPENAL_OK="$ac_cv_search_alGenBuffers"
 317     ALUT_OK="$ac_cv_search_alutInit"
 318     ;;
 319
 320 *-apple-darwin*)
 321     dnl Mac OS X
 322
 323     LIBS="$LIBS -framework IOKit -framework OpenAL"
 324     openal_LIBS="$LIBS"
 325     # not sure how to test if OpenAL exists on MacOS (does it come by default?)
 326     OPENAL_OK="yes"
 327     ALUT_OK="yes"
 328     ;;
 329
 330 *)
 331     dnl default unix style machines
 332
 333     save_LIBS=$LIBS
 334     LIBS="$LIBS $thread_LIBS"
 335     AC_SEARCH_LIBS(alGenBuffers, openal)
 336     AC_SEARCH_LIBS(alutInit, [ alut openal ] )
 337     OPENAL_OK="$ac_cv_search_alGenBuffers"
 338     ALUT_OK="$ac_cv_search_alutInit"
 339     openal_LIBS="$LIBS"
 340     LIBS=$save_LIBS
 341     ;;
 342
 343 esac
 344
 345 if test "$OPENAL_OK" == "no"; then
 346     echo
 347     echo "You *must* have the openal library installed on your system to build"
 348     echo "SimGear!"
 349     echo
 350     echo "Please see README.OpenAL for more details."
 351     echo
 352     echo "configure aborted."
 353     exit
 354 fi
 355
 356 if test "$ALUT_OK" == "no"; then
 357     echo
 358     echo "You *must* have the alut library installed on your system to build"
 359     echo "SimGear!"
 360     echo
 361     echo "Please see README.OpenAL for more details."
 362     echo
 363     echo "configure aborted."
 364     exit
 365 fi
 366
 367
 368 LIBS="$base_LIBS"
 369
 370 AC_SUBST(base_LIBS)
 371 AC_SUBST(openal_LIBS)
 372 AC_SUBST(opengl_LIBS)
 373 AC_SUBST(thread_LIBS)
 374 AC_SUBST(network_LIBS)
 375 AC_SUBST(joystick_LIBS)
 376
 377 # The following are C++ items that need to be tested for with the c++
 378 # compiler
 379
 380 AC_LANG_PUSH(C++)
 381
 382 dnl Check for the presence of SimGear
 383 if test "x$with_simgear" != "x"; then
 384 AC_CHECK_HEADER($with_simgear/include/simgear/version.h, [ac_cv_header_simgear_version_h=yes], [ac_cv_header_simgear_version_h=no])
 385 else
 386 AC_CHECK_HEADER(simgear/version.h)
 387 fi
 388 if test "x$ac_cv_header_simgear_version_h" != "xyes"; then
 389     echo
 390     echo "You *must* have the SimGear support library installed on your system"
 391     echo "to build the FGFS simulator!"
 392     echo
 393     echo "Please see README.SimGear for more details."
 394     echo
 395     echo "configure aborted."
 396     exit
 397 fi
 398
 399 AC_MSG_CHECKING([for SimGear 1.9.0 or newer])
 400 AC_TRY_RUN([
 401 #include <stdio.h>
 402
 403 #include <simgear/version.h>
 404
 405 #define STRINGIFY(X) XSTRINGIFY(X)
 406 #define XSTRINGIFY(X) #X
 407
 408 #define MIN_MAJOR 1
 409 #define MIN_MINOR 9
 410 #define MIN_MICRO 0
 411
 412 int main() {
 413     int major, minor, micro;
 414
 415     /* printf("%d.%d.%d or greater, ", MIN_MAJOR, MIN_MINOR, MIN_MICRO); */
 416     printf("[found %s] ... ", STRINGIFY(SIMGEAR_VERSION));
 417
 418     sscanf( STRINGIFY(SIMGEAR_VERSION), "%d.%d.%d", &major, &minor, &micro );
 419
 420     if ( (major < MIN_MAJOR) ||
 421          (major == MIN_MAJOR && minor < MIN_MINOR) ||
 422          (major == MIN_MAJOR && minor == MIN_MINOR && micro < MIN_MICRO) ) {
 423          return -1;
 424     }
 425
 426     return 0;
 427 }
 428
 429 ],
 430   AC_MSG_RESULT(yes),
 431   [AC_MSG_RESULT(wrong version);
 432    AC_MSG_ERROR([Install latest SimGear first...])],
 433   AC_MSG_RESULT(yes)
 434 )
 435
 436 LIBS="$saved_LIBS"
 437
 438 dnl Check if SimGear was built with Norman's JPEG factory support
 439 if test "x$with_simgear" != "x"; then
 440 AC_CHECK_HEADER($with_simgear/include/simgear/screen/jpgfactory.hxx,[ac_cv_header_simgear_screen_jpgfactory_hxx=yes],[ac_cv_header_simgear_screen_jpgfactory_hxx=no])
 441 else
 442 AC_CHECK_HEADER(simgear/screen/jpgfactory.hxx)
 443 fi
 444 if test "x$ac_cv_header_simgear_screen_jpgfactory_hxx" = "xyes"; then
 445     AC_CHECK_LIB(jpeg, jpeg_start_compress)
 446     if test "x$ac_cv_lib_jpeg_jpeg_start_compress" != "xyes" ; then
 447         echo
 448         echo "The JPEG factory code was built and installed with SimGear."
 449         echo "However it appears the libjpeg is no longer installed."
 450         echo "You need to install libjpeg or remove jpgfactory support from"
 451         echo "SimGear"
 452         echo
 453         echo "libjpeg is available at :"
 454         echo "  ftp://ftp.uu.net in the directory graphics/jpeg"
 455         exit 1
 456     fi
 457     AC_DEFINE([FG_JPEG_SERVER], 1,
 458               [Define to build with jpeg screen shot server])
 459 fi
 460 AM_CONDITIONAL(ENABLE_JPEG_SERVER, test "x$ac_cv_header_simgear_screen_jpgfactory_hxx" = "xyes")
 461
 462 # Check for "plib" without which we cannot go on
 463 AC_CHECK_HEADER(plib/ul.h)
 464 if test "x$ac_cv_header_plib_ul_h" != "xyes"; then
 465     echo
 466     echo "You *must* have the plib library installed on your system to build"
 467     echo "the FGFS simulator!"
 468     echo
 469     echo "Please see README.plib for more details."
 470     echo
 471     echo "configure aborted."
 472     exit
 473 fi
 474
 475 AC_MSG_CHECKING([for plib 1.8.5 or newer])
 476 AC_TRY_RUN([
 477 #include <plib/ul.h>
 478
 479 #define MIN_PLIB_VERSION 185
 480
 481 int main() {
 482     int major, minor, micro;
 483
 484     if ( PLIB_VERSION < MIN_PLIB_VERSION ) {
 485          return -1;
 486     }
 487
 488     return 0;
 489 }
 490
 491 ],
 492   AC_MSG_RESULT(yes),
 493   [AC_MSG_RESULT(wrong version);
 494    AC_MSG_ERROR([Install plib 1.8.5 or later first...])],
 495   AC_MSG_RESULT(yes)
 496 )
 497
 498 dnl If we get here then plib is available, so force use of plib
 499 dnl joystick lib
 500 AC_DEFINE([ENABLE_PLIB_JOYSTICK], 1, [Define to enable plib joystick support])
 501
 502 AC_CHECK_HEADER(osg/Version)
 503 if test "x$ac_cv_header_osg_Version" != "xyes"; then
 504     echo
 505     echo "You *must* have the OpenSceneGraph support library installed on your system"
 506     echo "to build the FGFS simulator!"
 507     echo
 508     echo "Please see README.OSG for more details."
 509     echo
 510     echo "configure aborted."
 511     exit
 512 fi
 513
 514 # Find the OSG libraries.  Note special handling for OS X frameworks
 515 case "${host}" in
 516 *-apple-darwin*)
 517
 518     dnl Thank you Christian Bauer from SheepSaver
 519     dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
 520     AC_DEFUN([AC_CHECK_FRAMEWORK], [
 521     AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
 522     AC_CACHE_CHECK([whether compiler supports framework $1],
 523         ac_Framework, [
 524         saved_LIBS="$LIBS"
 525         LIBS="$LIBS -framework $1"
 526         AC_TRY_LINK(
 527         [$2], [],
 528         [AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
 529         )
 530     ])
 531     AS_IF([test AS_VAR_GET(ac_Framework) = yes],
 532         [AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
 533     )
 534     AS_VAR_POPDEF([ac_Framework])dnl
 535     ])
 536
 537     if test "x$enable_osgdebug" = "xyes"; then
 538         AC_CHECK_LIB(osgViewerd,osgViewerGetVersion)
 539         AC_CHECK_LIB(osgGAd,osgGAGetVersion)
 540         AC_CHECK_LIB(osgTextd,osgTextGetVersion)
 541         LIBS="$LIBS -losgFXd"
 542         AC_CHECK_LIB(osgUtild,osgUtilGetVersion)
 543         AC_CHECK_LIB(osgDBd,osgDBGetVersion)
 544         AC_CHECK_LIB(osgSimd,osgSimGetVersion)
 545         AC_CHECK_LIB(osgParticled,osgParticleGetVersion)
 546         AC_CHECK_LIB(osgd,osgGetVersion)
 547         AC_CHECK_LIB(OpenThreadsd,OpenThreadsGetVersion)
 548     else
 549         AC_CHECK_FRAMEWORK(osgViewer, [#include <osgViewer/Version>])
 550         AC_CHECK_FRAMEWORK(osgGA, [#include <osgGA/Version>])
 551         AC_CHECK_FRAMEWORK(osgText, [#include <osgText/Version>])
 552         AC_CHECK_FRAMEWORK(osgFX, [#include <osgFX/AnisotropicLighting>])
 553         AC_CHECK_FRAMEWORK(osgUtil, [#include <osgUtil/Version>])
 554         AC_CHECK_FRAMEWORK(osgDB, [#include <osgDB/Version>])
 555         AC_CHECK_FRAMEWORK(osgSim, [#include <osgSim/Version>])
 556         AC_CHECK_FRAMEWORK(osgParticle, [#include <osgParticle/Version>])
 557         AC_CHECK_FRAMEWORK(osg, [#include <osg/Version>])
 558         AC_CHECK_FRAMEWORK(OpenThreads, [#include <OpenThreads/Version>])
 559     fi
 560     ;;
 561 *)
 562     if test "x$enable_osgdebug" = "xyes"; then
 563         AC_CHECK_LIB(OpenThreadsd,OpenThreadsGetVersion)
 564         AC_CHECK_LIB(osgd,osgGetVersion)
 565         AC_CHECK_LIB(osgUtild,osgUtilGetVersion)
 566         AC_CHECK_LIB(osgDBd,osgDBGetVersion)
 567         AC_CHECK_LIB(osgTextd,osgTextGetVersion)
 568         AC_CHECK_LIB(osgGAd,osgGAGetVersion)
 569         AC_CHECK_LIB(osgViewerd,osgViewerGetVersion)
 570         AC_CHECK_LIB(osgSimd,osgSimGetVersion)
 571         AC_CHECK_LIB(osgParticled,osgParticleGetVersion)
 572         LIBS="$LIBS -losgFXd"
 573     else
 574         AC_CHECK_LIB(OpenThreads,OpenThreadsGetVersion)
 575         AC_CHECK_LIB(osg,osgGetVersion)
 576         AC_CHECK_LIB(osgUtil,osgUtilGetVersion)
 577         AC_CHECK_LIB(osgDB,osgDBGetVersion)
 578         AC_CHECK_LIB(osgText,osgTextGetVersion)
 579         AC_CHECK_LIB(osgGA,osgGAGetVersion)
 580         AC_CHECK_LIB(osgViewer,osgViewerGetVersion)
 581         AC_CHECK_LIB(osgSim,osgSimGetVersion)
 582         AC_CHECK_LIB(osgParticle,osgParticleGetVersion)
 583         LIBS="$LIBS -losgFX"
 584     fi
 585     ;;
 586 esac
 587
 588 AC_LANG_POP
 589
 590 dnl Check for system installed zlib
 591 AC_CHECK_HEADER(zlib.h)
 592 if test "x$ac_cv_header_zlib_h" != "xyes"; then
 593     echo
 594     echo "zlib library not found."
 595     echo
 596     echo "If your OS does not provide an installable package for zlib"
 597     echo "you will have to compile and install it first yourself.  A copy"
 598     echo "of zlib-1.1.4.tar.gz is included with SimGear.  You will"
 599     echo "have to untar this source code, and follow it's included instructions"
 600     echo "to compile and install on your system."
 601     echo
 602     echo "configure aborted."
 603     echo
 604 fi
 605
 606 dnl Check for Subversion library support
 607 save_LIBS=$LIBS
 608 save_CPPFLAGS=$CPPFLAGS
 609 LIBS=""
 610 CPPFLAGS="-I/usr/include/subversion-1 `apr-1-config --includes`"
 611 AC_CHECK_LIB(svn_client-1, svn_client_checkout3)
 612 AC_CHECK_HEADERS([svn_client.h])
 613 if test "x$ac_cv_header_svn_client_h" != "xyes"; then
 614   echo "TerraSync will shell out for command line subversion"
 615   svn_LIBS=""
 616   svn_CPPFLAGS=""
 617 else
 618   echo "TerraSync will use integrated subversion library"
 619   AC_SEARCH_LIBS(svn_client_checkout, svn_client-1)
 620   svn_LIBS=$LIBS
 621   svn_CPPFLAGS=$CPPFLAGS
 622   AC_SUBST(svn_LIBS)
 623   AC_SUBST(svn_CPPFLAGS)
 624 fi
 625 LIBS=$save_LIBS
 626 CPPFLAGS=$save_CPPFLAGS
 627
 628 dnl Checks for header files.
 629 AC_HEADER_STDC
 630 AC_CHECK_HEADERS( \
 631         fcntl.h getopt.h malloc.h memory.h stdlib.h sys/param.h sys/stat.h \
 632         sys/time.h sys/timeb.h unistd.h windows.h values.h )
 633
 634 dnl Checks for typedefs, structures, and compiler characteristics.
 635 AC_C_CONST
 636 AC_TYPE_SIZE_T
 637 AC_HEADER_TIME
 638 AC_STRUCT_TM
 639
 640 dnl Checks for library functions.
 641 old_LIBS=$LIBS
 642 LIBS="$base_LIBS $network_LIBS $opengl_LIBS"
 643 AC_TYPE_SIGNAL
 644 AC_FUNC_VPRINTF
 645 AC_CHECK_FUNCS( [ \
 646         ftime gettimeofday timegm memcpy bcopy mktime strstr rand mkfifo \
 647         random drand48 setitimer getitimer signal GetLocalTime rint getrusage \
 648         truncf ] )
 649 LIBS=$old_LIBS
 650
 651 AM_CONFIG_HEADER(src/Include/config.h)
 652
 653 AC_CONFIG_FILES([ \
 654         Makefile \
 655         man/Makefile \
 656         man/est-epsilon.1 \
 657         man/fgfs.1 \
 658         man/fgjs.1 \
 659         man/gl-info.1 \
 660         man/js_demo.1 \
 661         man/pstest.1 \
 662         scripts/Makefile \
 663         scripts/debug/Makefile \
 664         scripts/perl/Makefile \
 665         scripts/perl/examples/Makefile \
 666         scripts/python/Makefile \
 667         src/Makefile \
 668         src/Include/Makefile \
 669         src/Include/version.h \
 670         src/Include/config.h-msvc6 \
 671         src/Include/config.h-msvc71 \
 672         src/Include/config.h-msvc8 \
 673         src/Aircraft/Makefile \
 674         src/Airports/Makefile \
 675         src/ATC/Makefile \
 676         src/ATCDCL/Makefile \
 677         src/Autopilot/Makefile \
 678         src/Cockpit/Makefile \
 679         src/Cockpit/built_in/Makefile \
 680         src/Environment/Makefile \
 681         src/FDM/ExternalNet/Makefile \
 682         src/FDM/ExternalPipe/Makefile \
 683         src/FDM/JSBSim/Makefile \
 684         src/FDM/JSBSim/initialization/Makefile \
 685         src/FDM/JSBSim/input_output/Makefile \
 686         src/FDM/JSBSim/math/Makefile \
 687         src/FDM/JSBSim/models/Makefile \
 688         src/FDM/JSBSim/models/flight_control/Makefile \
 689         src/FDM/JSBSim/models/atmosphere/Makefile \
 690         src/FDM/JSBSim/models/propulsion/Makefile \
 691         src/FDM/LaRCsim/Makefile \
 692         src/FDM/SP/Makefile \
 693         src/FDM/UIUCModel/Makefile \
 694         src/FDM/YASim/Makefile \
 695         src/FDM/Makefile \
 696         src/GUI/Makefile \
 697         src/Input/Makefile \
 698         src/Instrumentation/Makefile \
 699         src/Instrumentation/KLN89/Makefile \
 700         src/Instrumentation/HUD/Makefile \
 701         src/Main/Makefile \
 702         src/Main/runfgfs \
 703         src/Main/runfgfs.bat \
 704         src/Model/Makefile \
 705         src/AIModel/Makefile \
 706         src/MultiPlayer/Makefile \
 707         src/Navaids/Makefile \
 708         src/Network/Makefile \
 709         src/Scenery/Makefile \
 710         src/Scripting/Makefile \
 711         src/Sound/Makefile \
 712         src/Systems/Makefile \
 713         src/Time/Makefile \
 714         src/Traffic/Makefile \
 715         tests/Makefile \
 716         utils/Makefile \
 717         utils/GPSsmooth/Makefile \
 718         utils/fgadmin/Makefile
 719         utils/fgadmin/src/Makefile \
 720         utils/js_server/Makefile \
 721         utils/Modeller/Makefile \
 722         utils/propmerge/Makefile \
 723         utils/TerraSync/Makefile \
 724         utils/xmlgrep/Makefile \
 725 ])
 726 AC_OUTPUT
 727
 728 AC_OUTPUT_COMMANDS([chmod 755 src/Main/runfgfs])
 729
 730 echo ""
 731 echo "Configure Summary"
 732 echo "================="
 733
 734 echo "Prefix: $prefix"
 735
 736 if test "x$with_logging" != "x"; then
 737     echo "Debug messages: $with_logging"
 738 else
 739     echo "Debug messages: yes"
 740 fi
 741
 742 echo -n "Automake version: "
 743 automake --version | head -n 1
 744
 745 if test "x$with_multiplayer" != "xno"; then
 746     echo "Building with multiplayer support"
 747 fi
 748
 749 if test "x$with_threads" = "xyes"; then
 750     echo "threads: yes"
 751 else
 752     echo "threads: no"
 753 fi
 754
 755 if test "x$enable_sp_fdms" != "xno"; then
 756     echo "Include special purpose flight models: yes"
 757 else
 758     echo "Include special purpose flight models: no"
 759 fi
 760