1 dnl Process this file with autoget.sh to produce a working configure
7 AC_CONFIG_SRCDIR([src/Aircraft/aircraft.cxx])
9 dnl Require at least automake 2.52
12 dnl Initialize the automake stuff
13 AM_INIT_AUTOMAKE(FlightGear, 0.9.2)
15 dnl Checks for programs.
24 # specify the simgear location
25 AC_ARG_WITH(simgear, [ --with-simgear=PREFIX Specify the prefix path to simgear])
27 if test "x$with_simgear" != "x" ; then
28 echo "SimGear prefix path is $with_simgear"
29 EXTRA_DIRS="${EXTRA_DIRS} $with_simgear"
32 dnl set the $host variable based on local machine/os
37 if test "$CXX" = "CC"; then
40 CXXFLAGS="$CXXFLAGS -I$with_simgear/include/simgear/compatibility"
54 dnl set logging; default value of with_logging=yes
55 AC_ARG_WITH(logging, [ --with-logging Include logging output (default)])
56 if test "x$with_logging" = "xno" ; then
57 AC_DEFINE([FG_NDEBUG], 1, [Define for no logging output])
60 # Specify if we want to build with Multiplayer support
61 # default to with_network=yes
62 AC_ARG_WITH(multiplayer, [ --with-multiplayer Include default multiplayer support])
63 AC_ARG_WITH(network_olk, [ --with-network-olk Include Oliver's multi-pilot networking support [default=no]])
65 if test "x$with_multiplayer" = "xno" -a "x$with_network_olk" = "xno"; then
66 echo "Building without any kind of multiplayer support"
68 elif test "x$with_multiplayer" = "xno"; then
69 # echo "Building without default multiplayer support"
70 echo "Building with Oliver's multi-pilot network support"
71 AC_DEFINE([FG_NETWORK_OLK], 1, [Define to build with Oliver's networking])
74 echo "Building with default multiplayer support"
75 # echo "Building without Oliver's multi-pilot network support"
76 AC_DEFINE([FG_MPLAYER_AS], 1, [Define to build with default multiplayer support])
79 AM_CONDITIONAL(ENABLE_NETWORK_OLK, test "x$with_network_olk" != "xno" -a "x$with_multiplayer" = "xno")
80 AM_CONDITIONAL(ENABLE_MPLAYER_AS, test "x$with_multiplayer" != "xno")
83 # Specify if we want to use WeatherCM instead of FGEnvironment.
84 # default to with_weathercm=no
85 AC_ARG_WITH(weathercm, [ --with-weathercm Use WeatherCM instead of FGEnvironment])
86 if test "x$with_weathercm" = "xyes" ; then
87 echo "Building with WeatherCM"
88 AC_DEFINE([FG_WEATHERCM], 1,
89 [Define to build with Christian Mayer's weather code])
91 echo "Building with FGEnvironment"
93 AM_CONDITIONAL(ENABLE_WEATHERCM, test "x$with_weathercm" = "xyes")
95 dnl Thread related checks
96 AC_ARG_WITH(threads, [ --with-threads Include tile loading threads [default=no]])
97 if test "x$with_threads" = "xyes"; then
98 AC_DEFINE([ENABLE_THREADS], 1, [Define to enable threaded tile paging])
99 CXXFLAGS="$CXXFLAGS -D_REENTRANT"
100 CFLAGS="$CFLAGS -D_REENTRANT"
102 AC_CHECK_HEADER(pthread.h)
103 AM_CONDITIONAL(WITH_THREADS, test "x$with_threads" = "xyes")
105 # specify the plib location
106 AC_ARG_WITH(plib, [ --with-plib=PREFIX Specify the prefix path to plib])
108 if test "x$with_plib" != "x" ; then
109 echo "plib prefix is $with_plib"
110 EXTRA_DIRS="${EXTRA_DIRS} $with_plib"
113 # specify the metakit location
114 AC_ARG_WITH(metakit, [ --with-metakit=PREFIX Specify the prefix path to metakit])
116 if test "x$with_metakit" != "x" ; then
117 echo "metakit prefix is $with_metakit"
118 EXTRA_DIRS="${EXTRA_DIRS} $with_metakit"
121 dnl Used by JSBSim to conditionally compile in fgfs interface code
122 AC_DEFINE([FGFS], 1, [Define so that JSBSim compiles in 'library' mode])
124 dnl Used to controll whether clouds3d should be compiled in or not
125 AC_DEFINE([FG_USE_CLOUDS_3D], 1, [Define to use 3D cloud support])
126 AM_CONDITIONAL(FG_USE_CLOUDS_3D, test "x" = "x")
128 # Check for MS Windows environment
129 AC_CHECK_HEADER(windows.h)
131 dnl Determine an extra directories to add to include/lib search paths
133 *-apple-darwin* | *-*-mingw32*)
134 echo no EXTRA_DIRS for $host
138 if test -d /usr/X11R6 ; then
139 EXTRA_DIR1="/usr/X11R6"
141 if test -d /opt/X11R6 ; then
142 EXTRA_DIR2="/opt/X11R6"
144 EXTRA_DIRS="${EXTRA_DIRS} $EXTRA_DIR1 $EXTRA_DIR2"
148 wi_EXTRA_DIRS(no, ${EXTRA_DIRS})
151 dnl Using AM_CONDITIONAL is a step out of the protected little
152 dnl automake fold so it is potentially dangerous. But, we are
153 dnl beginning to run into cases where the standard checks are not
154 dnl enough. AM_CONDITIONALS are then referenced to conditionally
155 dnl build a Makefile.in from a Makefile.am which lets us define custom
156 dnl includes, compile alternative source files, etc.
158 dnl Check for external variables daylight and timezone.
160 if test "$have_daylight" = yes; then
161 AC_DEFINE([HAVE_DAYLIGHT], 1, [Define if system has daylight variable])
165 if test "$have_timezone" = yes; then
166 AC_DEFINE([HAVE_TIMEZONE], 1, [Define if system has timezone variable])
169 dnl add correct audio libs and configure for audio support
170 audio_LIBS="-lplibsl -lplibsm"
172 *-*-cygwin* | *-*-mingw32*)
173 audio_LIBS="$audio_LIBS -lwinmm"
176 audio_LIBS="$audio_LIBS -framework IOKit -framework CoreFoundation"
179 audio_LIBS="$audio_LIBS -laudio"
185 dnl ENABLE_AUDIO_SUPPORT could be depricated at any time in favor of
186 dnl just assuming we have audio support on all platform. We can
187 dnl depend on plib to hide the details.
188 AC_DEFINE([ENABLE_AUDIO_SUPPORT], 1, [Define for audio support])
190 dnl X11 might be installed on Mac OS X or cygwin/mingwin, we don't want
191 dnl to use it if it is.
193 *-apple-darwin* | *-*-cygwin* | *-*-mingw32*)
194 echo no fancy X11 check
203 dnl Checks for libraries.
205 dnl Thread related checks
206 AC_CHECK_LIB(pthread, pthread_exit)
207 if test "x$ac_cv_lib_pthread_pthread_exit" != "xyes" \
208 -a "x$ac_cv_header_pthread_h" = "xyes"; then
209 dnl FreeBSD: System has pthread.h, but -lpthread library check
210 dnl fails. See if we need -pthread instead of -lpthread and look
211 dnl for the functions in libc_r.
212 save_CXXFLAGS="$CXXFLAGS"
213 save_CFLAGS="$CFLAGS"
214 CXXFLAGS="-pthread $CXXFLAGS"
215 CFLAGS="-pthread $CFLAGS"
217 AC_CHECK_LIB(c_r, pthread_exit)
218 if test "x$ac_cv_lib_c_r_pthread_exit" != "xyes"; then
219 CXXFLAGS=$save_CXXFLAGS
228 dnl search for network related libraries
229 AC_SEARCH_LIBS(inet_addr, xnet)
230 AC_SEARCH_LIBS(socket, socket)
231 AC_SEARCH_LIBS(main, nsl)
236 dnl check for some default libraries
237 AC_SEARCH_LIBS(cos, m)
238 AC_SEARCH_LIBS(dlclose, dl)
242 dnl check for glut location
243 AC_CHECK_HEADER(GL/glut.h)
244 if test "x$ac_cv_header_GL_glut_h" = "xyes"; then
245 AC_DEFINE([GLUT_H], "GL/glut.h", [Define as glut.h include location])
247 AC_CHECK_HEADER(GLUT/glut.h)
248 if test "x$ac_cv_header_GLUT_glut_h" = "xyes"; then
249 AC_DEFINE([GLUT_H], <GLUT/glut.h>, [Define as glut.h include location])
251 echo "Neither GL/glut.h nor GLUT/glut.h found. Cannot continue"
256 dnl check for OpenGL related libraries
258 *-*-cygwin* | *-*-mingw32*)
259 dnl CygWin under Windoze.
261 echo Win32 specific hacks...
262 AC_DEFINE([WIN32], 1, [Define for Win32 platforms])
263 AC_DEFINE([NOMINMAX], 1, [Define for Win32 platforms])
265 LIBS="$LIBS -lglut32 -lglu32 -lopengl32"
266 LIBS="$LIBS -luser32 -lgdi32"
268 dnl add -lwsock32 for mingwin
271 echo "********** BUILDING FOR MINGW32 *************"
272 base_LIBS="$base_LIBS -lws2_32"
276 echo "Will link apps with $LIBS"
283 LIBS="$LIBS -framework GLUT -framework OpenGL -framework Carbon -lobjc"
287 dnl X-Windows based machines
289 dnl Skip X11 library tests if requested.
290 if test "x$no_x" != "xyes"; then
291 AC_SEARCH_LIBS(XCreateWindow, X11)
292 AC_SEARCH_LIBS(XShmCreateImage, Xext)
293 AC_SEARCH_LIBS(XGetExtensionVersion, Xi)
294 AC_SEARCH_LIBS(IceOpenConnection, ICE)
295 AC_SEARCH_LIBS(SmcOpenConnection, SM)
296 AC_SEARCH_LIBS(XtMalloc, Xt)
297 AC_SEARCH_LIBS(XmuLookupStandardColormap, Xmu)
300 AC_SEARCH_LIBS(glNewList, [ GL GLcore MesaGL ])
301 if test "x$ac_cv_search_glNewList" = "x-lGLcore"; then
302 dnl if GLcore found, then also check for GL
303 AC_SEARCH_LIBS(glXCreateContext, GL)
306 dnl if using mesa, check for xmesa.h
307 if test "x$ac_cv_search_glNewList" = "x-lMesaGL"; then
308 AC_CHECK_HEADER(GL/fxmesa.h)
309 if test "x$ac_cv_header_GL_fxmesa_h" = "xyes"; then
310 AC_DEFINE([XMESA], 1, [Define for fxmesa])
311 AC_DEFINE([FX], 1, [Define for fxmesa])
315 AC_SEARCH_LIBS(gluLookAt, [ GLU MesaGLU ])
316 AC_SEARCH_LIBS(glutGetModifiers, [ glut freeglut ])
325 AC_SUBST(opengl_LIBS)
326 AC_SUBST(thread_LIBS)
327 AC_SUBST(network_LIBS)
329 # The following are C++ items that need to be tested for with the c++
334 # Check for "plib" without which we cannot go on
335 AC_CHECK_HEADER(plib/ul.h)
336 if test "x$ac_cv_header_plib_ul_h" != "xyes"; then
338 echo "You *must* have the plib library installed on your system to build"
339 echo "the FGFS simulator!"
341 echo "Please see README.plib for more details."
343 echo "configure aborted."
347 AC_MSG_CHECKING([for plib 1.6.0 or newer])
351 #define MIN_PLIB_VERSION 160
354 int major, minor, micro;
356 if ( PLIB_VERSION < MIN_PLIB_VERSION ) {
365 [AC_MSG_RESULT(wrong version);
366 AC_MSG_ERROR([Install plib 1.6.0 or later first...])],
370 dnl If we get here then plib is available, so force use of plib
372 AC_DEFINE([ENABLE_PLIB_JOYSTICK], 1, [Define to enable plib joystick support])
375 dnl Checking for PSL in plib
376 dnl version of plib, so check for it.
377 AC_MSG_CHECKING([for plib PSL scripting support])
379 #include <plib/psl.h>
382 // not for running...
383 pslProgram program((pslExtension *)0);
384 program.compile("int main () {}", "");
392 AM_CONDITIONAL(HAVE_PLIB_PSL, test "x$have_plib_psl" = "xyes")
393 if test "x$have_plib_psl" = "xyes"; then
394 AC_DEFINE([HAVE_PLIB_PSL], 1,
395 [Define if plib version is new enough to provide "PSL"])
398 dnl Check for MetaKit
399 AC_CHECK_HEADER(mk4.h)
400 if test "x$ac_cv_header_mk4_h" != "xyes"; then
402 echo "MetaKit library not found."
404 echo "If your OS does not provide an installable package for MetaKit"
405 echo "you will have to compile and install it first yourself. A copy"
406 echo "of metakit-$(VERSION).tar.gz is included with SimGear. You will"
407 echo "have to untar this source code, and follow it's included instructions"
408 echo "to compile and install on your system."
410 echo "configure aborted."
414 AC_MSG_CHECKING([for metakit 2.4.3 or newer])
416 LIBS="$saved_LIBS -lmk4"
420 #define MIN_MK4_VERSION 243
423 int major, minor, micro;
425 if ( d4_MetaKitLibraryVersion < MIN_MK4_VERSION ) {
434 [AC_MSG_RESULT(wrong version);
437 Install metakit 2.4.3 or later first.
439 Or, the compiler may not be finding your libmk4.so library.
440 Please check the config.log file for specific details of the
441 failure if you believe you have the correct metakit version.
442 Also, look up this issue in the FlightGear FAQ.])],
446 dnl Check for the presence of SimGear
447 AC_CHECK_HEADER(simgear/version.h)
448 if test "x$ac_cv_header_simgear_version_h" != "xyes"; then
450 echo "You *must* have the SimGear support library installed on your system"
451 echo "to build the FGFS simulator!"
453 echo "Please see README.SimGear for more details."
455 echo "configure aborted."
459 AC_MSG_CHECKING([for simgear 0.3.3 or newer])
463 #include <simgear/version.h>
465 #define STRINGIFY(X) XSTRINGIFY(X)
466 #define XSTRINGIFY(X) #X
473 int major, minor, micro;
475 printf("%d.%d.%d or greater... ", MIN_MAJOR, MIN_MINOR, MIN_MICRO);
477 sscanf( STRINGIFY(SIMGEAR_VERSION), "%d.%d.%d", &major, &minor, µ );
479 if ( major < MIN_MAJOR ) {
481 } else if ( major == MIN_MAJOR && minor < MIN_MINOR ) {
483 } else if ( major == MIN_MAJOR && minor == MIN_MINOR && micro < MIN_MICRO ){
492 [AC_MSG_RESULT(wrong version);
493 AC_MSG_ERROR([Install latest simgear first...])],
499 dnl Check if SimGear was built with Norman JPEG factory support
500 AC_CHECK_HEADER(simgear/screen/jpgfactory.hxx)
501 if test "x$ac_cv_header_simgear_screen_jpgfactory_hxx" = "xyes"; then
502 AC_CHECK_LIB(jpeg, jpeg_start_compress)
503 if test "x$ac_cv_lib_jpeg_jpeg_start_compress" != "xyes" ; then
505 echo "The JPEG factory code was built and installed with SimGear."
506 echo "However it appears the libjpeg is no longer installed."
507 echo "You need to install libjpeg or remove jpgfactory support from"
510 echo "libjpeg is available at :"
511 echo " ftp://ftp.uu.net in the directory graphics/jpeg"
514 AC_DEFINE([FG_JPEG_SERVER], 1,
515 [Define to build with jpeg screen shot server])
517 AM_CONDITIONAL(ENABLE_JPEG_SERVER, test "x$ac_cv_header_simgear_screen_jpgfactory_hxx" = "xyes")
521 dnl Check for system installed zlib
522 AC_CHECK_HEADER(zlib.h)
523 if test "x$ac_cv_header_zlib_h" != "xyes"; then
525 echo "zlib library not found."
527 echo "If your OS does not provide an installable package for zlib"
528 echo "you will have to compile and install it first yourself. A copy"
529 echo "of zlib-1.1.4.tar.gz is included with SimGear. You will"
530 echo "have to untar this source code, and follow it's included instructions"
531 echo "to compile and install on your system."
533 echo "configure aborted."
537 dnl Checks for header files.
540 fcntl.h getopt.h malloc.h memory.h stdlib.h sys/param.h sys/stat.h \
541 sys/time.h sys/timeb.h unistd.h windows.h values.h )
543 dnl Checks for typedefs, structures, and compiler characteristics.
549 dnl Checks for library functions.
553 ftime gettimeofday timegm memcpy bcopy mktime strstr rand mkfifo \
554 random drand48 setitimer getitimer signal GetLocalTime rint getrusage )
556 AM_CONFIG_HEADER(src/Include/config.h)
568 scripts/debug/Makefile \
569 scripts/python/Makefile \
571 src/Include/Makefile \
572 src/Include/version.h \
573 src/Aircraft/Makefile \
574 src/Airports/Makefile \
576 src/Autopilot/Makefile \
577 src/Cockpit/Makefile \
578 src/Cockpit/built_in/Makefile \
579 src/Controls/Makefile \
580 src/Environment/Makefile \
581 src/FDM/Balloon/Makefile \
582 src/FDM/ExternalNet/Makefile \
583 src/FDM/ExternalPipe/Makefile \
584 src/FDM/JSBSim/Makefile \
585 src/FDM/JSBSim/filtersjb/Makefile \
586 src/FDM/LaRCsim/Makefile \
587 src/FDM/UIUCModel/Makefile \
588 src/FDM/YASim/Makefile \
592 src/Instrumentation/Makefile \
595 src/Main/runfgfs.bat \
597 src/MultiPlayer/Makefile \
598 src/Navaids/Makefile \
599 src/Network/Makefile \
600 src/NetworkOLK/Makefile \
601 src/Objects/Makefile \
602 src/Replay/Makefile \
603 src/Scenery/Makefile \
604 src/Scripting/Makefile \
606 src/Systems/Makefile \
608 src/WeatherCM/Makefile \
611 utils/TerraSync/Makefile \
615 AC_OUTPUT_COMMANDS([chmod 755 src/Main/runfgfs])
618 echo "Configure Summary"
619 echo "================="
621 echo "Prefix: $prefix"
623 if test "x$have_plib_psl" = "xyes"; then
624 echo "Plib PSL scripting: yes"
626 echo "Plib PSL scripting: $fg_psl_string_compile"
627 echo " You will not be able to run scripts written in PSL"
628 echo " and some advanced GUI and input features may not"
629 echo " work. Download and install the latest CVS version"
630 echo " of plib if you would like to enable PSL support."
633 if test "x$with_logging" != "x"; then
634 echo "Debug messages: $with_logging"
636 echo "Debug messages: yes"
639 echo -n "Automake version: "
640 automake --version | head -1
642 if test "x$with_weathercm" != "x"; then
643 echo "WeatherCM instead of FGEnvironment: $with_weathercm"
645 echo "Using FGEnvironment"
648 if test "x$with_multiplayer" != "xno"; then
649 echo "Using default multiplayer support"
650 elif test "x$with_network_olk" != "xno"; then
651 echo "Using Oliver's multi-pilot network support"
654 if test "x$with_threads" = "xyes"; then