453 lines
11 KiB
Plaintext
453 lines
11 KiB
Plaintext
dnl Process this file with autoget.sh to produce a working configure
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dnl script.
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dnl
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dnl $Id$
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AC_INIT
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AC_CONFIG_SRCDIR([simgear/bucket/newbucket.cxx])
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dnl Require at least automake 2.52
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AC_PREREQ(2.52)
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dnl Initialize the automake stuff
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AM_INIT_AUTOMAKE(SimGear, 0.3.3)
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dnl Specify KAI C++ compiler and flags.
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dnl Borrowed with slight modification from blitz distribution.
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AC_ARG_WITH(cxx,
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[ --with-cxx=COMPILER[:name-flags] set options for COMPILER (KCC)],
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[case "$withval" in
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KCC*) # KAI C++ http://www.kai.com/
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echo "Configuring for KAI C++"
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AC_SG_SET_COMPILER($withval,"KCC","--restrict --strict_warnings")
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CXX_OPTIMIZE_FLAGS=="+K3 -O3"
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CXX_DEBUG_FLAGS="-g +K0"
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;;
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esac
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])
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echo CXX = $CXX
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echo CC = $CC
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dnl Checks for programs.
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AC_PROG_MAKE_SET
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AC_PROG_CC
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AC_PROG_CPP
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AC_PROG_CXX
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AC_PROG_RANLIB
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AC_PROG_INSTALL
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AC_PROG_LN_S
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dnl set the $host variable based on local machine/os
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AC_CANONICAL_HOST
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dnl Used on the Irix platform
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case "${host}" in
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*-*-irix*)
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if test "x$CXX" = "xCC" -o "x$CXX" = "xccache CC"; then
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AR="$CXX -ar"
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ARFLAGS="-o"
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CXXFLAGS="$CXXFLAGS -I$(top_srcdir)/simgear/compatibility"
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compatibility_DIR="compatibility"
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fi
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;;
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*)
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AR="ar"
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ARFLAGS="cru"
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compatibility_DIR=
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;;
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esac
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AC_SUBST(AR)
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AC_SUBST(ARFLAGS)
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AC_SUBST(compatibility_DIR)
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if echo $includedir | egrep "simgear$" > /dev/null; then
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echo "includedir is" $includedir "libdir is" $libdir
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else
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includedir="${includedir}/simgear"
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echo "includedir changed to" $includedir "libdir is" $libdir
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fi
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dnl set logging; default value of with_logging=yes
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AC_ARG_WITH(logging, [ --with-logging Include logging output (default)])
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if test "x$with_logging" = "xno" ; then
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AC_DEFINE([FG_NDEBUG], 1, [Define for no logging output])
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fi
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# Specify if we want to build with Norman's jpeg image server support.
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# This requires libjpeg to be installed and available.
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# Default to with_jpeg_server=no
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JPEGLIB=''
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AC_ARG_WITH(jpeg_factory, [ --with-jpeg-factory Include Norman's jpeg image factory support code])
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if test "x$with_jpeg_factory" = "xyes" ; then
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echo "Building with Norman's jpeg image factory support"
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AC_CHECK_LIB(jpeg, jpeg_start_compress)
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if test "x$ac_cv_lib_jpeg_jpeg_start_compress" != "xyes" ; then
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echo
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echo "In order to build the jpeg factory code you need libjpeg installed."
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echo "otherwise please configure with the --with-jpeg-sever=no option"
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echo
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echo "libjpeg is available at :"
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echo " ftp://ftp.uu.net in the directory graphics/jpeg"
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exit 1
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fi
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else
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echo "Building without Norman's jpeg image server support"
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fi
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AM_CONDITIONAL(ENABLE_JPEG_SERVER, test "x$with_jpeg_factory" = "xyes")
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dnl Determine an extra directories to add to include/lib search paths
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case "${host}" in
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*-apple-darwin* | *-*-mingw32*)
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echo no EXTRA_DIRS for $host
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;;
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*)
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if test -d /usr/X11R6 ; then
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EXTRA_DIR1="/usr/X11R6"
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fi
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if test -d /opt/X11R6 ; then
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EXTRA_DIR2="/opt/X11R6"
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fi
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EXTRA_DIRS="$EXTRA_DIR1 $EXTRA_DIR2"
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;;
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esac
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wi_EXTRA_DIRS(no, ${EXTRA_DIRS})
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dnl Using AM_CONDITIONAL is a step out of the protected little
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dnl automake fold so it is potentially dangerous. But, we are
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dnl beginning to run into cases where the standard checks are not
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dnl enough. AM_CONDITIONALS are then referenced to conditionally
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dnl build a Makefile.in from a Makefile.am which lets us define custom
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dnl includes, compile alternative source files, etc.
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dnl X11 might be installed on Mac OS X or cygwin/mingwin, we don't want
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dnl to use it if it is.
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case "${host}" in
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*-apple-darwin* | *-*-cygwin* | *-*-mingw32*)
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echo no fancy X11 check
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;;
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*)
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AC_PATH_XTRA
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;;
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esac
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dnl Checks for libraries.
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dnl Thread related checks
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AC_CHECK_HEADER(pthread.h)
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AC_CHECK_LIB(pthread, pthread_exit)
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if test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
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CXXFLAGS="$CXXFLAGS -D_REENTRANT"
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CFLAGS="$CFLAGS -D_REENTRANT"
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fi
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if test "x$ac_cv_lib_pthread_pthread_exit" != "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
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dnl FreeBSD: System has pthread.h, but -lpthread library check
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dnl fails. See if we need -pthread instead of -lpthread and look
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dnl for the functions in libc_r.
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save_CXXFLAGS="$CXXFLAGS"
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save_CFLAGS="$CFLAGS"
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CXXFLAGS="-pthread $CXXFLAGS"
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CFLAGS="-pthread $FLAGS"
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save_LIBS=$LIBS
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AC_CHECK_LIB(c_r, pthread_exit)
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if test "x$ac_cv_lib_c_r_pthread_exit" != "xyes"; then
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CXXFLAGS=$save_CXXFLAGS
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CFLAGS=$save_CFLAGS
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else
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dnl This is cheating a bit. pthread_exit comes with using -pthread, not
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-lpthread
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ac_cv_lib_pthread_pthread_exit="yes"
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fi
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LIBS=$save_LIBS
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fi
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AM_CONDITIONAL(HAVE_THREADS, test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes")
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thread_LIBS="$LIBS"
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LIBS=""
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dnl search for network related libraries
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AC_SEARCH_LIBS(inet_addr, xnet)
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AC_SEARCH_LIBS(socket, socket)
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network_LIBS="$LIBS"
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LIBS=""
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dnl check for some default libraries
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AC_SEARCH_LIBS(cos, m)
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base_LIBS="$LIBS"
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dnl check for OpenGL related libraries
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case "${host}" in
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*-*-cygwin* | *-*-mingw32*)
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dnl CygWin under Windoze.
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echo Win32 specific hacks...
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AC_DEFINE([WIN32], 1, [Define for Win32 platforms])
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AC_DEFINE([NOMINMAX], 1, [Define for Win32 platforms])
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LIBS="$LIBS -lglu32 -lopengl32"
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LIBS="$LIBS -luser32 -lgdi32 -lwinmm"
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dnl add -lwsock32 for mingwin
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case "${host}" in
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*-*-mingw32*)
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base_LIBS="$base_LIBS -lws2_32"
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;;
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esac
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echo "Will link apps with $LIBS"
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;;
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*-apple-darwin*)
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dnl Mac OS X
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LIBS="$LIBS -framework OpenGL -framework Carbon -lobjc"
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;;
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*)
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dnl X-Windows based machines
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AC_SEARCH_LIBS(XCreateWindow, X11)
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AC_SEARCH_LIBS(XShmCreateImage, Xext)
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AC_SEARCH_LIBS(XGetExtensionVersion, Xi)
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AC_SEARCH_LIBS(IceOpenConnection, ICE)
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AC_SEARCH_LIBS(SmcOpenConnection, SM)
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AC_SEARCH_LIBS(XtMalloc, Xt)
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AC_SEARCH_LIBS(XmuLookupStandardColormap, Xmu)
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AC_SEARCH_LIBS(glNewList, [ GL GLcore MesaGL ])
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if test "x$ac_cv_search_glNewList" = "x-lGLcore"; then
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dnl if GLcore found, then also check for GL
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AC_SEARCH_LIBS(glXCreateContext, GL)
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fi
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dnl if using mesa, check for xmesa.h
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if test "x$ac_cv_search_glNewList" = "x-lMesaGL"; then
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AC_CHECK_HEADER(GL/fxmesa.h)
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if test "x$ac_cv_header_GL_fxmesa_h" = "xyes"; then
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AC_DEFINE([XMESA], 1, [Define for fxmesa])
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AC_DEFINE([FX], 1, [Define for fxmesa])
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fi
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fi
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AC_SEARCH_LIBS(gluLookAt, [ GLU MesaGLU ])
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;;
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esac
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opengl_LIBS="$LIBS"
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LIBS="$base_LIBS"
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AC_SUBST(base_LIBS)
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AC_SUBST(opengl_LIBS)
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AC_SUBST(thread_LIBS)
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AC_SUBST(network_LIBS)
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dnl Check for MS Windows environment
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AC_CHECK_HEADER(windows.h)
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AM_CONDITIONAL(EXTGL_NEEDED, test "x$ac_cv_header_windows_h" = "xyes")
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# The following are C++ items that need to be tested for with the c++
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# compiler
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AC_LANG_PUSH(C++)
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dnl Check for "plib" without which we cannot go on
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AC_CHECK_HEADER(plib/ul.h)
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if test "x$ac_cv_header_plib_ul_h" != "xyes"; then
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echo
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echo "You *must* have the plib library installed on your system to build"
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echo "SimGear!"
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echo
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echo "Please see README.plib for more details."
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echo
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echo "configure aborted."
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exit
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fi
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AC_MSG_CHECKING([for plib 1.6.0 or newer])
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AC_TRY_RUN([
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#include <plib/ul.h>
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#define MIN_PLIB_VERSION 160
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int main() {
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int major, minor, micro;
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if ( PLIB_VERSION < MIN_PLIB_VERSION ) {
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return -1;
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}
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return 0;
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}
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],
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AC_MSG_RESULT(yes),
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[AC_MSG_RESULT(wrong version);
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AC_MSG_ERROR([Install plib 1.6.0 or later first...])],
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AC_MSG_RESULT(yes)
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)
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dnl Check for MetaKit
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AC_CHECK_HEADER(mk4.h)
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if test "x$ac_cv_header_mk4_h" != "xyes"; then
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echo
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echo "MetaKit library not found."
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echo
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echo "If your OS does not provide an installable package for MetaKit"
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echo "you will have to compile and install it first yourself. A copy"
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echo "of metakit-$(VERSION).tar.gz is included with SimGear. You will"
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echo "have to untar this source code, and follow its included instructions"
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echo "to compile and install on your system."
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echo
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echo "configure aborted."
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exit
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fi
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AC_MSG_CHECKING([for metakit 2.4.3 or newer])
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saved_LIBS="$LIBS"
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LIBS="$saved_LIBS -lmk4"
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AC_TRY_RUN([
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#include <mk4.h>
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#define MIN_MK4_VERSION 243
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int main() {
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int major, minor, micro;
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if ( d4_MetaKitLibraryVersion < MIN_MK4_VERSION ) {
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return -1;
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}
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return 0;
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}
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],
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AC_MSG_RESULT(yes),
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[AC_MSG_RESULT(wrong version);
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AC_MSG_ERROR([
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Install metakit 2.4.3 or later first.
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Or, the compiler may not be finding your libmk4.so library.
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Please check the config.log file for specific details of the
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failure if you believe you have the correct metakit version.
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Also, look up this issue in the FlightGear FAQ.])],
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AC_MSG_RESULT(yes)
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)
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LIBS="$saved_LIBS"
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AC_LANG_POP
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dnl Check for system installed zlib
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AC_CHECK_HEADER(zlib.h)
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if test "x$ac_cv_header_zlib_h" != "xyes"; then
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echo
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echo "zlib library not found."
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echo
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echo "If your OS does not provide an installable package for zlib"
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echo "you will have to compile and install it first yourself. A copy"
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echo "of zlib-1.1.4.tar.gz is included with SimGear. You will"
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echo "have to untar this source code, and follow its included instructions"
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echo "to compile and install on your system."
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echo
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echo "configure aborted."
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echo
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fi
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dnl Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS( \
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fcntl.h getopt.h malloc.h memory.h stdint.h stdlib.h sys/param.h \
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sys/stat.h sys/time.h sys/timeb.h unistd.h values.h )
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if test "x$ac_cv_header_stdint_h" = "xyes"; then
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AC_DEFINE([HAVE_STDINT_H], 1, [Define if stdint.h exists])
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fi
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_TYPE_SIZE_T
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AC_HEADER_TIME
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AC_STRUCT_TM
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dnl Checks for library functions.
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AC_TYPE_SIGNAL
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AC_FUNC_VPRINTF
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AC_CHECK_FUNCS( \
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ftime gettimeofday timegm memcpy bcopy mktime strstr rand \
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random drand48 setitimer getitimer signal GetLocalTime rint getrusage )
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AM_CONFIG_HEADER(simgear/simgear_config.h)
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AC_CONFIG_FILES([ \
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Makefile \
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SimGear.spec \
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src-libs/Makefile \
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simgear/Makefile \
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simgear/version.h \
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simgear/compatibility/Makefile \
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simgear/bucket/Makefile \
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simgear/debug/Makefile \
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simgear/ephemeris/Makefile \
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simgear/io/Makefile \
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simgear/magvar/Makefile \
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simgear/math/Makefile \
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simgear/metar/Makefile \
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simgear/misc/Makefile \
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simgear/props/Makefile \
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simgear/route/Makefile \
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simgear/scene/Makefile \
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simgear/scene/material/Makefile \
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simgear/scene/model/Makefile \
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simgear/scene/sky/Makefile \
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simgear/scene/sky/clouds3d/Makefile \
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simgear/scene/tgdb/Makefile \
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simgear/screen/Makefile \
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simgear/serial/Makefile \
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simgear/sound/Makefile \
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simgear/threads/Makefile \
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simgear/timing/Makefile \
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simgear/xgl/Makefile \
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simgear/xml/Makefile \
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])
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AC_OUTPUT
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echo ""
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echo "Configure Summary"
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echo "================="
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echo "Prefix: $prefix"
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if test "x$with_logging" != "x"; then
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echo "Debug messages: $with_logging"
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else
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echo "Debug messages: yes"
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fi
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echo -n "Automake version: "
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automake --version | head -1
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if test "x$with_jpeg_factory" = "xyes"; then
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echo "With JPEG Factory support"
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else
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echo "Without JPEG Factory support"
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fi
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if test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
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echo "Threads: pthread lib found."
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else
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echo "Threads: no threads (pthread lib not found.)"
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fi
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