dnl Process this file with autogen.sh to produce a working configure dnl script. AC_INIT(SimGear, m4_esyscmd([cat ./version | tr -d '\n']), [http://www.flightgear.org]) dnl Ensure touching the version causes autoconf to re-run AC_SUBST([CONFIGURE_DEPENDENCIES], ['$(top_srcdir)/version']) AC_CONFIG_SRCDIR([simgear/bucket/newbucket.cxx]) dnl Require at least automake 2.52 AC_PREREQ(2.52) dnl Initialize the automake stuff dnl Specify KAI C++ compiler and flags. dnl Borrowed with slight modification from blitz distribution. AC_ARG_WITH(cxx, [ --with-cxx=COMPILER[:name-flags] set options for COMPILER (KCC)], [case "$withval" in KCC*) # KAI C++ http://www.kai.com/ echo "Configuring for KAI C++" AC_SG_SET_COMPILER($withval,"KCC","--restrict --strict_warnings") CXX_OPTIMIZE_FLAGS=="+K3 -O3" CXX_DEBUG_FLAGS="-g +K0" ;; esac ]) dnl set the $host variable based on local machine/os AC_CANONICAL_TARGET AM_INIT_AUTOMAKE([dist-bzip2]) AC_ARG_ENABLE(headless, AS_HELP_STRING([--enable-headless],[Enable only packages for headless build])) AC_MSG_CHECKING([for headless mode]) AC_MSG_RESULT([$enable_headless]) AM_CONDITIONAL(WANT_HEADLESS,[test "x$enable_headless" = "xyes"]) AC_MSG_CHECKING([CXX]) AC_MSG_RESULT([$CXX]) AC_MSG_CHECKING([CC]) AC_MSG_RESULT([$CC]) dnl Checks for programs. AC_PROG_MAKE_SET AC_PROG_CC AC_PROG_CPP AC_PROG_CXX AC_PROG_CXXCPP AC_PROG_RANLIB AC_PROG_INSTALL AC_PROG_LN_S AX_BOOST_BASE([1.37.0]) if test "x$BOOST_CPPFLAGS" != "x-I/usr/include" ; then CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" fi dnl set the $host variable based on local machine/os AC_CANONICAL_HOST dnl Used on the Irix platform case "${host}" in *-*-irix*) if test "x$CXX" = "xCC" -o "x$CXX" = "xccache CC"; then AR="$CXX -ar" ARFLAGS="-o" CXXFLAGS="$CXXFLAGS -I$(top_srcdir)/simgear/compatibility/MIPSpro740" compatibility_DIR="compatibility" MIPSpro_DIRS="MIPSpro740" AC_MSG_CHECKING([for MIPSpro compiler version 7.4 or newer]) AC_TRY_RUN([ int main() { if ( _COMPILER_VERSION < 740 ) { return -1; } return 0; } ], AC_MSG_RESULT(yes), [ AC_MSG_RESULT(no) CXXFLAGS="$CXXFLAGS -I$(top_srcdir)/simgear/compatibility/MIPSpro721" MIPSpro_DIRS="$(MIPSpro_DIRS) MIPSpro721" AC_MSG_WARN([Using our own subset of the STL headers]) ], AC_MSG_RESULT(yes)) AC_SUBST(MIPSpro_DIRS) fi ;; *) AR="ar" ARFLAGS="cru" compatibility_DIR= ;; esac AC_SUBST(AR) AC_SUBST(ARFLAGS) AC_SUBST(compatibility_DIR) # Show all compiler warnings by default CXXFLAGS="$CXXFLAGS -Wall" CFLAGS="$CFLAGS -Wall" if echo $includedir | egrep "simgear$" > /dev/null; then echo "includedir is" $includedir "libdir is" $libdir else includedir="${includedir}/simgear" echo "includedir changed to" $includedir "libdir is" $libdir fi dnl set logging; default value of with_logging=yes AC_ARG_WITH(logging, [ --with-logging Include logging output (default)]) if test "x$with_logging" = "xno" ; then AC_DEFINE([FG_NDEBUG], 1, [Define for no logging output]) fi # Specify if we want to build with Norman's jpeg image server support. # This requires libjpeg to be installed and available. # Default to with_jpeg_server=no JPEGLIB='' AC_ARG_WITH(jpeg_factory, [ --with-jpeg-factory Include Norman's jpeg image factory support code]) if test "x$with_jpeg_factory" = "xyes" ; then echo "Building with Norman's jpeg image factory support" AC_CHECK_LIB(jpeg, jpeg_start_compress) if test "x$ac_cv_lib_jpeg_jpeg_start_compress" != "xyes" ; then echo echo "In order to build the jpeg factory code you need libjpeg installed." echo "otherwise please configure with the --with-jpeg-sever=no option" echo echo "libjpeg is available at :" echo " ftp://ftp.uu.net in the directory graphics/jpeg" exit 1 fi else echo "Building without Norman's jpeg image server support" fi AM_CONDITIONAL(ENABLE_JPEG_SERVER, test "x$with_jpeg_factory" = "xyes") # specify the osg location AC_ARG_WITH(osg, [ --with-osg=PREFIX Specify the prefix path to osg]) if test "x$with_osg" != "x" ; then echo "osg prefix is $with_osg" EXTRA_DIRS="${EXTRA_DIRS} $with_osg" fi AC_ARG_WITH(osg_framework, [ --with-osg-framework=PREFIX Specify the prefix path to OSG.framework ]) if test "x$with_osg_framework" != "x"; then echo "osg framework prefix is $with_osg_framework" CPPFLAGS = "$CPPFLAGS -F$with-osg-framework" export DYLD_FRAMEWORK_PATH="$DYLD_FRAMEWORK_PATH:$with_osg_framework" fi dnl specifying ALUT.framework (for user provided ALUT.framework) AC_ARG_WITH(alut_framework, [ --with-alut-framework=PREFIX Specify the prefix path to ALUT.framework ]) if test "x$with_alut_framework" != "x"; then echo "ALUT framework prefix is $with_alut_framework" fi # specify the rti13 location AC_ARG_WITH(rti13, [ --with-rti13=PREFIX Specify the prefix path to a HLA13 rti]) if test "x$with_rti13" != "x" ; then echo "rti13 prefix is $with_rti13" EXTRA_DIRS="${EXTRA_DIRS} $with_rti13" fi # specify the rti13 location AC_ARG_WITH(rti1516, [ --with-rti1516=PREFIX Specify the prefix path to a HLA1516 rti]) if test "x$with_rti1516" != "x" ; then echo "rti1516 prefix is $with_rti1516" EXTRA_DIRS="${EXTRA_DIRS} $with_rti1516" fi dnl Determine an extra directories to add to include/lib search paths case "${host}" in *-apple-darwin* | *-*-cygwin* | *-*-mingw32*) echo no EXTRA_DIRS for $host ;; *) if test -d /usr/X11R6 ; then EXTRA_DIR1="/usr/X11R6" fi if test -d /opt/X11R6 ; then EXTRA_DIR2="/opt/X11R6" fi EXTRA_DIRS="${EXTRA_DIRS} $EXTRA_DIR1 $EXTRA_DIR2" ;; esac wi_EXTRA_DIRS(no, ${EXTRA_DIRS}) dnl Using AM_CONDITIONAL is a step out of the protected little dnl automake fold so it is potentially dangerous. But, we are dnl beginning to run into cases where the standard checks are not dnl enough. AM_CONDITIONALS are then referenced to conditionally dnl build a Makefile.in from a Makefile.am which lets us define custom dnl includes, compile alternative source files, etc. dnl X11 might be installed on Mac OS X or cygwin/mingwin, we don't want dnl to use it if it is. case "${host}" in *-apple-darwin* | *-*-cygwin* | *-*-mingw32*) echo no fancy X11 check ;; *) AC_PATH_XTRA ;; esac dnl Checks for libraries. dnl Thread related checks AC_CHECK_HEADER(pthread.h) AC_SEARCH_LIBS(pthread_exit, [pthread c_r]) if test "x$ac_cv_header_pthread_h" = "xyes"; then CXXFLAGS="$CXXFLAGS -D_REENTRANT" CFLAGS="$CFLAGS -D_REENTRANT" if test "x$ac_cv_search_pthread_exit" = "x-lc_r"; then CXXFLAGS="-pthread $CXXFLAGS" CFLAGS="-pthread $CFLAGS" fi fi AM_CONDITIONAL(HAVE_THREADS, test "x$ac_cv_header_pthread_h" = "xyes") thread_LIBS="$LIBS" LIBS="" dnl search for network related libraries AC_SEARCH_LIBS(inet_addr, xnet) AC_SEARCH_LIBS(socket, socket) network_LIBS="$LIBS" LIBS="" dnl check for some default libraries AC_SEARCH_LIBS(cos, m) AC_SEARCH_LIBS(clock_gettime, rt) base_LIBS="$LIBS" dnl check for OpenGL related libraries case "${host}" in *-*-cygwin* | *-*-mingw32*) dnl CygWin under Windoze. echo Win32 specific hacks... AC_DEFINE([WIN32], 1, [Define for Win32 platforms]) AC_DEFINE([NOMINMAX], 1, [Define for Win32 platforms]) LIBS="$LIBS -lglu32 -lopengl32" LIBS="$LIBS -luser32 -lgdi32 -lwinmm" dnl add -lwsock32 for mingwin case "${host}" in *-*-mingw32*) base_LIBS="$base_LIBS -lws2_32" ;; esac echo "Will link apps with $LIBS" ;; *-apple-darwin*) dnl Mac OS X LIBS="$LIBS -framework OpenGL -framework Carbon -lobjc" ;; *) dnl X-Windows based machines AC_SEARCH_LIBS(XCreateWindow, X11) AC_SEARCH_LIBS(XShmCreateImage, Xext) AC_SEARCH_LIBS(XGetExtensionVersion, Xi) AC_SEARCH_LIBS(IceOpenConnection, ICE) AC_SEARCH_LIBS(SmcOpenConnection, SM) AC_SEARCH_LIBS(XtMalloc, Xt) AC_SEARCH_LIBS(XmuLookupStandardColormap, Xmu) AC_SEARCH_LIBS(glNewList, [ GL GLcore MesaGL ]) if test "x$ac_cv_search_glNewList" = "x-lGLcore"; then dnl if GLcore found, then also check for GL AC_SEARCH_LIBS(glXCreateContext, GL) fi dnl if using mesa, check for xmesa.h if test "x$ac_cv_search_glNewList" = "x-lMesaGL"; then AC_CHECK_HEADER(GL/fxmesa.h) if test "x$ac_cv_header_GL_fxmesa_h" = "xyes"; then AC_DEFINE([XMESA], 1, [Define for fxmesa]) AC_DEFINE([FX], 1, [Define for fxmesa]) fi fi AC_SEARCH_LIBS(gluLookAt, [ GLU MesaGLU ]) ;; esac opengl_LIBS="$LIBS" LIBS="$base_LIBS" dnl check for OpenAL libraries OPENAL_OK="no" ALUT_OK="no" case "${host}" in *-*-cygwin* | *-*-mingw32*) dnl CygWin under Windoze. INCLUDES="$INCLUDES -I/usr/local/include/" LIBS="$LIBS -L/usr/local/lib" AC_SEARCH_LIBS(alGenBuffers, [ openal32 openal 'openal -ldsound -lwinmm' ] ) AC_SEARCH_LIBS(alutInit, [ openal32 ALut alut ] ) LIBS="$LIBS -lwinmm -ldsound -ldxguid -lole32" openal_LIBS="$LIBS" OPENAL_OK="$ac_cv_search_alGenBuffers" ALUT_OK="$ac_cv_search_alutInit" ;; *-apple-darwin*) dnl Mac OS X LIBS="$LIBS -framework IOKit -framework OpenAL -framework ALUT" openal_LIBS="$LIBS" if test "x$with_openal_lib" != "x"; then echo "libopenal is not supported on Mac OS platform." openal_LIBS="" fi AC_CHECK_HEADERS([OpenAL/al.h],[OPENAL_OK="yes"]) # Looking for alut.h AC_CHECK_HEADERS([ALUT/alut.h],[ALUT_OK="yes"]) dnl Thank you Christian Bauer from SheepSaver dnl Modified by Tatsuhiro Nishioka for accepting a given framework path dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES, $3=FRAMEWORK_PATH, $4=ACTION_IF_TRUE) ; $3 is optional AC_DEFUN([AC_CHECK_FRAMEWORK], [ AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl AC_CACHE_CHECK([whether compiler supports framework $1], ac_Framework, [ saved_LIBS="$LIBS" FRAMEWORKS="$FRAMEWORKS -framework $1" if test "$3" = ""; then FRAMEWORKS="$FRAMEWORKS $ADD2LD" elif test "`echo $FRAMEWORKS | grep -- -F$3`" = ""; then FRAMEWORKS="$FRAMEWORKS -F$3" CXXFLAGS="$CXXFLAGS -F$3" CPPFLAGS="$CPPFLAGS -F$3" CCFLAGS="$CCFLAGS -F$3" dnl This is needed for AC_TRY_LINK when a framework path is specified export DYLD_FRAMEWORK_PATH="${DYLD_FRAMEWORK_PATH}:$3" fi AC_TRY_LINK( [$2], [], [AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"] ) ]) AS_IF([test AS_VAR_GET(ac_Framework) = yes], [AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])] ) AS_IF([test AS_VAR_GET(ac_Framework) = yes], $4) AS_VAR_POPDEF([ac_Framework])dnl ]) dnl Check for ALUT.framework when --with-alut-framework is specified if test "x$with_alut_framework" != "x"; then AC_CHECK_FRAMEWORK(ALUT, [#include ], $with_alut_framework, [ALUT_OK="yes"]) fi ;; *) dnl default unix style machines save_LIBS=$LIBS LIBS="$LIBS $thread_LIBS" AC_SEARCH_LIBS(alGenBuffers, openal) AC_SEARCH_LIBS(alutInit, [ alut openal ] ) OPENAL_OK="$ac_cv_search_alGenBuffers" ALUT_OK="$ac_cv_search_alutInit" openal_LIBS="$LIBS" LIBS=$save_LIBS ;; esac if test "$OPENAL_OK" == "no" -a "x$enable_headless" != "xyes"; then echo echo "You *must* have the openal library installed on your system to build" echo "SimGear!" echo echo "Please see README.OpenAL for more details." echo echo "configure aborted." exit fi if test "$ALUT_OK" == "no" -a "x$enable_headless" != "xyes"; then echo echo "You *must* have the alut library installed on your system to build" echo "SimGear!" echo echo "Please see README.OpenAL for more details." echo echo "configure aborted." exit fi LIBS="$base_LIBS" AC_SUBST(base_LIBS) AC_SUBST(openal_LIBS) AC_SUBST(opengl_LIBS) AC_SUBST(thread_LIBS) AC_SUBST(network_LIBS) dnl Check for MS Windows environment AC_CHECK_HEADER(windows.h) AM_CONDITIONAL(EXTGL_NEEDED, test "x$ac_cv_header_windows_h" = "xyes") # The following are C++ items that need to be tested for with the c++ # compiler CXXCPP="g++ -E" AC_LANG_PUSH(C++) # OpenSceneGraph case "${host}" in *-apple-darwin*) if test "x$with_osg_framework" != "x"; then # AC_CHECK_FRAMEWORK(osgViewer, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgGA, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgText, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgFX, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgUtil, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgDB, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgSim, [#include ], $with_osg_framework) # AC_CHECK_FRAMEWORK(osgParticle, [#include ], $with_osg_framework) AC_CHECK_FRAMEWORK(osg, [#include ], $with_osg_framework) # osg_FRAMEWORKS="$FRAMEWORKS" # FRAMEWORKS="" # AC_SUBST(osg_FRAMEWORKS) AC_CHECK_FRAMEWORK(OpenThreads, [#include ], $with_osg_framework) openthreads_FRAMEWORK="$FRAMEWORKS" FRAMEWORKS="" AC_SUBST(openthreads_FRAMEWORK) else dnl dnl This is needed when osg dynamic libs are specified dnl instead of OSG frameworks on Mac OS X dnl AC_CHECK_LIB(OpenThreads,OpenThreadsGetVersion) fi ;; *) if test "x$enable_osgdebug" = "xyes"; then AC_CHECK_LIB(OpenThreadsd,OpenThreadsGetVersion) else AC_CHECK_LIB(OpenThreads,OpenThreadsGetVersion) fi ;; esac AM_CONDITIONAL(HAVE_FRAMEWORK_OSG, test "x$ac_cv_framework_osg" != "x") AC_CHECK_HEADER(osg/Version) if test "x$ac_cv_header_osg_Version" != "xyes" -o "x$ac_cv_lib_OpenThreads_OpenThreadsGetVersion" != "xyes"; then if test "x$ac_cv_framework_osg" != "xyes"; then echo echo "You *must* have the OpenThreads library installed on your system" echo "to build this version of SimGear!" echo " Maybe you need to specify --with-osg=DIR." echo " Maybe you need to specify some LDFLAGS to help the linker." echo echo " LIBS: '$LIBS'" echo " LDFLAGS: '$LDFLAGS'" echo " CPPFLAGS: '$CPPFLAGS'" echo echo "Please see README.OSG for more details." echo echo "configure aborted." exit fi fi AC_CHECK_HEADER(boost/version.hpp) if test "x$ac_cv_header_boost_version_hpp" != "xyes"; then echo echo "You *must* have the Boost library installed on your system" echo "to build this version of SimGear!" echo echo " LIBS: '$LIBS'" echo " LDFLAGS: '$LDFLAGS'" echo " CPPFLAGS: '$CPPFLAGS'" echo echo "configure aborted." exit fi dnl Check for a HLA13 rti. dnl This is really tricky because of the ancient iostream stuff in RTI13 saved_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -DRTI_USES_STD_FSTREAM" AC_CHECK_HEADER(RTI.hh) CPPFLAGS="${saved_CPPFLAGS}" dnl Up to now only RTI13 AM_CONDITIONAL(ENABLE_HLA, test "x$ac_cv_header_RTI_hh" = "xyes") AM_CONDITIONAL(ENABLE_HLA13, test "x$ac_cv_header_RTI_hh" = "xyes") AC_LANG_POP dnl Check for system installed zlib AC_CHECK_HEADER(zlib.h) if test "x$ac_cv_header_zlib_h" != "xyes"; 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