dnl Process this file with autoget.sh to produce a working configure
dnl script.
-dnl
-dnl $Id$
AC_INIT
AC_CONFIG_SRCDIR([simgear/bucket/newbucket.cxx])
AC_PREREQ(2.52)
dnl Initialize the automake stuff
-AM_INIT_AUTOMAKE(SimGear, 0.3.6-pre1)
+AM_INIT_AUTOMAKE(SimGear, 0.3.8-pre2)
dnl Specify KAI C++ compiler and flags.
dnl Borrowed with slight modification from blitz distribution.
dnl Thread related checks
AC_CHECK_HEADER(pthread.h)
-AC_CHECK_LIB(pthread, pthread_exit)
-if test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
+AC_SEARCH_LIBS(pthread_exit, [pthread c_r])
+if test "x$ac_cv_header_pthread_h" = "xyes"; then
CXXFLAGS="$CXXFLAGS -D_REENTRANT"
CFLAGS="$CFLAGS -D_REENTRANT"
-fi
-if test "x$ac_cv_lib_pthread_pthread_exit" != "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
- dnl FreeBSD: System has pthread.h, but -lpthread library check
- dnl fails. See if we need -pthread instead of -lpthread and look
- dnl for the functions in libc_r.
- save_CXXFLAGS="$CXXFLAGS"
- save_CFLAGS="$CFLAGS"
+
+ if test "x$ac_cv_search_pthread_exit" = "x-lc_r"; then
CXXFLAGS="-pthread $CXXFLAGS"
CFLAGS="-pthread $FLAGS"
- save_LIBS=$LIBS
- AC_CHECK_LIB(c_r, pthread_exit)
- if test "x$ac_cv_lib_c_r_pthread_exit" != "xyes"; then
- CXXFLAGS=$save_CXXFLAGS
- CFLAGS=$save_CFLAGS
- else
- dnl This is cheating a bit. pthread_exit comes with using -pthread, not
--lpthread
- ac_cv_lib_pthread_pthread_exit="yes"
- fi
- LIBS=$save_LIBS
+ fi
fi
-AM_CONDITIONAL(HAVE_THREADS, test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes")
+AM_CONDITIONAL(HAVE_THREADS, test "x$ac_cv_header_pthread_h" = "xyes")
thread_LIBS="$LIBS"
LIBS=""
LIBS="$base_LIBS"
dnl check for OpenAL libraries
+OPENAL_OK="no"
case "${host}" in
*-*-cygwin* | *-*-mingw32*)
dnl CygWin under Windoze.
- LIBS="$LIBS -lopenal32 -lwinmm -ldsound -ldxguid -lole32"
+ AC_SEARCH_LIBS(alGenBuffers, openal32)
+ AC_SEARCH_LIBS(alutInit, [ openal32 ALut ] )
+ LIBS="$LIBS -lwinmm -ldsound -ldxguid -lole32"
+ openal_LIBS="$LIBS"
+ OPENAL_OK="$ac_cv_search_alGenBuffers"
;;
*-apple-darwin*)
dnl Mac OS X
LIBS="$LIBS -framework IOKit -framework OpenAL"
+ openal_LIBS="$LIBS"
+ # not sure how to test if OpenAL exists on MacOS (does it come by default?)
+ OPENAL_OK="yes"
;;
*)
dnl default unix style machines
+ save_LIBS=$LIBS
+ LIBS="$LIBS $thread_LIBS"
AC_SEARCH_LIBS(alGenBuffers, openal)
+ OPENAL_OK="$ac_cv_search_alGenBuffers"
+ openal_LIBS="$LIBS"
+ LIBS=$save_LIBS
;;
esac
-openal_LIBS="$LIBS"
+if test "$OPENAL_OK" == "no"; 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
+
LIBS="$base_LIBS"
AC_SUBST(base_LIBS)
echo "Without JPEG Factory support"
fi
-if test "x$ac_cv_lib_pthread_pthread_exit" = "xyes" -a "x$ac_cv_header_pthread_h" = "xyes"; then
+if test "x$ac_cv_header_pthread_h" = "xyes"; then
echo "Threads: pthread lib found."
else
echo "Threads: no threads (pthread lib not found.)"