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dnl Process this file with autoconf to produce a configure script. |
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dnl Written in 1999 by Christian Bauer et al. |
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|
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AC_INIT(main_unix.cpp) |
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AC_PREREQ(2.12) |
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AC_CONFIG_HEADER(config.h) |
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|
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dnl Options. |
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WANT_DGA=yes |
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WANT_UI=yes |
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AC_ARG_ENABLE(dga, [ --enable-dga use the DGA extension (default)], [WANT_DGA=$enableval], []) |
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AC_ARG_ENABLE(ui, [ --enable-ui use GTK user interface (default)], [WANT_UI=$enableval], []) |
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|
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dnl Checks for programs. |
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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_MAKE_SET |
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AC_PROG_INSTALL |
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|
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dnl Checks for libraries. |
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AC_PATH_XTRA |
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if [[ "x$no_x" = "xyes" ]]; then |
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AC_MSG_ERROR([You need X11 to run Basilisk II.]) |
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fi |
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|
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CFLAGS="$CFLAGS $X_CFLAGS" |
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CXXFLAGS="$CXXFLAGS $X_CFLAGS" |
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LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS" |
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STATICLIBS= |
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|
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dnl We need pthreads. |
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AC_CHECK_LIB(pthread, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no) |
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if [[ "x$HAVE_PTHREADS" = "xno" ]]; then |
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dnl Check even the libc_r (FreeBSD) |
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AC_CHECK_LIB(c_r, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no) |
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if [[ "x$HAVE_PTHREADS" = "xno" ]]; then |
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AC_MSG_ERROR([You need libpthreads to run Basilisk II.]) |
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else |
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LIBS="$LIBS -lc_r" |
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fi |
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else |
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LIBS="$LIBS -lpthread" |
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fi |
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AC_CHECK_FUNCS(pthread_cancel) |
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|
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dnl We use DGA if possible. |
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if [[ "x$WANT_DGA" = "xyes" ]]; then |
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AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, HAVE_DGA=yes, HAVE_DGA=no) |
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if [[ "x$HAVE_DGA" = "xno" ]]; then |
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AC_MSG_WARN([Could not find DGA extension, ignoring --enable-dga.]) |
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else |
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DEFINES="$DEFINES -DENABLE_DGA=1" |
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LIBS="$LIBS -lXxf86dga" |
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fi |
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fi |
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|
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dnl We use GTK+ if possible. |
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if [[ "x$WANT_UI" = "xyes" ]]; then |
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AM_PATH_GTK(1.2.0) |
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if [[ "x$no_gtk" = "xyes" ]]; then |
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echo "Did not find gtk+, disabling user interface." |
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WANT_UI=no |
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GTK_CFLAGS= |
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GTK_LIBS= |
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else |
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DEFINES="$DEFINES -DENABLE_GTK=1" |
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fi |
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CFLAGS="$CFLAGS $GTK_CFLAGS" |
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CXXFLAGS="$CXXFLAGS $GTK_CFLAGS" |
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LIBS="$LIBS $GTK_LIBS" |
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fi |
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|
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dnl We need POSIX.4 semaphores (and other POSIX.4 blessings). |
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SEMSRCS= |
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AC_CHECK_FUNCS(sem_init) |
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if [[ "x$ac_cv_func_sem_init" = "xno" ]]; then |
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AC_CHECK_LIB(posix4, sem_init, HAVE_LIBPOSIX4=yes, HAVE_LIBPOSIX4=no) |
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if [[ "x$HAVE_LIBPOSIX4" = "xno" ]]; then |
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dnl Emulate semaphores with pthread mutexes |
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SEMSRCS="posix_sem.cpp" |
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else |
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LIBS="$LIBS -lposix4" |
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fi |
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fi |
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|
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dnl Checks for header files. |
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AC_HEADER_STDC |
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AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h) |
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|
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dnl Checks for typedefs, structures, and compiler characteristics. |
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AC_C_BIGENDIAN |
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AC_C_CONST |
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AC_C_INLINE |
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AC_CHECK_SIZEOF(short, 2) |
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AC_CHECK_SIZEOF(int, 4) |
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AC_CHECK_SIZEOF(long, 4) |
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AC_CHECK_SIZEOF(long long, 8) |
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AC_TYPE_OFF_T |
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AC_CHECK_TYPE(loff_t, off_t) |
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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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|
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dnl Checks for library functions. |
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AC_CHECK_FUNCS(strdup cfmakeraw) |
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AC_CHECK_FUNCS(nanosleep clock_gettime timer_create) |
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|
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dnl Select system-dependant source files. |
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SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp" |
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if MACHINE=`uname -a 2>/dev/null`; then |
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case "$MACHINE" in |
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Linux*) |
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SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp Linux/audio_linux.cpp" |
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;; |
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FreeBSD*3.*) |
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dnl Check for the CAM library |
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AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no) |
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if [[ "x$HAVE_LIBCAM" = "xno" ]]; then |
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AC_MSG_ERROR([Cannot find libcam for SCSI management.]) |
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else |
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dnl Check for the sys kernel includes |
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AC_CHECK_HEADER(/sys/cam/cam.h) |
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if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then |
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dnl In this case I should fix this thing including a "patch" |
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dnl to access directly to the functions in the kernel :) --Orlando |
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AC_MSG_ERROR([Cannot find kernel includes for CAM library.]) |
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fi |
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SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp" |
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CXXFLAGS="$CXXFLAGS -I/sys" |
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CFLAGS="$CFLAGS -I/sys" |
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LIBS="$LIBS -lcam" |
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DEFINES="$DEFINES -DBSD_COMP -DCAM" |
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fi |
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;; |
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FreeBSD*) |
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dnl Check for the SCSI library |
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AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no) |
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if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then |
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AC_MSG_ERROR([Cannot find libscsi for SCSI management.]) |
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else |
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dnl Check for the sys kernel includes |
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AC_CHECK_HEADER(scsi.h sys/scsiio.h) |
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if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then |
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AC_MSG_ERROR([Cannot find includes for the SCSI library.]) |
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fi |
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SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp" |
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LIBS="$LIBS -lscsi" |
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DEFINES="$DEFINES -DBSD_COMP" |
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fi |
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;; |
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SunOS*) |
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SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp" |
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DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS" |
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;; |
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IRIX*) |
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SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c" |
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DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200" |
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LIBS="$LIBS -lm" |
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;; |
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esac |
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if [[ "x$WANT_UI" = "xyes" ]]; then |
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SYSSRCS="$SYSSRCS prefs_editor_gtk.cpp" |
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else |
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SYSSRCS="$SYSSRCS ../dummy/prefs_editor_dummy.cpp" |
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fi |
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fi |
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if [[ "x$SEMSRCS" != "x" ]]; then |
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SYSSRCS="$SYSSRCS $SEMSRCS" |
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fi |
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|
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dnl Defaults for UAE CPU. |
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CPUINCLUDES="-I../uae_cpu" |
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CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp ../uae_cpu/fpp.cpp cpustbl.cpp cpudefs.cpp" |
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|
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dnl Check for i386. |
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HAVE_I386=no |
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AC_MSG_CHECKING(for x86 target CPU) |
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AC_EGREP_CPP(yes, |
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[ |
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#ifdef __i386__ |
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yes |
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#endif |
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], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no)) |
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|
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dnl Check for GAS. |
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HAVE_GAS=no |
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AC_MSG_CHECKING(for GAS .p2align feature) |
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cat >conftest.S << EOF |
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.text |
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.p2align 5 |
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EOF |
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if $CC conftest.S -c -o conftest.o >/dev/null 2>&1 ; then HAVE_GAS=yes; fi |
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AC_MSG_RESULT($HAVE_GAS) |
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|
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dnl Check for GCC 2.7 or higher. |
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HAVE_GCC27=no |
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AC_MSG_CHECKING(for GCC 2.7 or higher) |
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AC_EGREP_CPP(yes, |
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[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 |
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yes |
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#endif |
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], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) |
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|
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dnl Set "-fomit-frame-pointer" on GCC. |
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if [[ "x$HAVE_GCC27" = "xyes" ]]; then |
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CFLAGS="$CFLAGS -fomit-frame-pointer" |
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CXXFLAGS="$CXXFLAGS -fomit-frame-pointer" |
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fi |
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|
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dnl Select appropriate CPU source and REGPARAM define. |
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if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then |
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DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\"" |
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if [[ "x$HAVE_GAS" = "xyes" ]]; then |
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DEFINES="$DEFINES -DX86_ASSEMBLY" |
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CPUSRCS="$CPUSRCS cpufast.s" |
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else |
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CPUSRCS="$CPUSRCS cpuemu.cpp" |
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fi |
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else |
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CPUSRCS="$CPUSRCS cpuemu.cpp" |
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fi |
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|
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dnl Generate Makefile. |
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AC_SUBST(DEFINES) |
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AC_SUBST(STATICLIBS) |
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AC_SUBST(SYSSRCS) |
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AC_SUBST(CPUINCLUDES) |
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AC_SUBST(CPUSRCS) |
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AC_OUTPUT(Makefile) |
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echo "Configuration done. Now type \"make\"." |
