2002-02-04 16:58:13 +00:00
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dnl Process this file with autoconf to produce a configure script.
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dnl Written in 2002 by Christian Bauer
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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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2003-11-24 23:39:35 +00:00
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dnl Canonical system information.
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AC_CANONICAL_HOST
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AC_CANONICAL_TARGET
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2002-02-04 16:58:13 +00:00
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dnl Options.
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2003-11-24 23:39:35 +00:00
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AC_ARG_ENABLE(jit, [ --enable-jit enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes])
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2003-09-07 14:21:20 +00:00
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AC_ARG_ENABLE(ppc-emulator, [ --enable-ppc-emulator use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto])
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2002-02-04 16:58:13 +00:00
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AC_ARG_ENABLE(xf86-dga, [ --enable-xf86-dga use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
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AC_ARG_ENABLE(xf86-vidmode, [ --enable-xf86-vidmode use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
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2003-05-22 22:12:05 +00:00
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AC_ARG_ENABLE(vosf, [ --enable-vosf enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
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2002-02-04 16:58:13 +00:00
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AC_ARG_WITH(esd, [ --with-esd support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
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AC_ARG_WITH(gtk, [ --with-gtk use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
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AC_ARG_WITH(mon, [ --with-mon use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
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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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dnl Check for PowerPC target CPU.
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HAVE_PPC=no
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AC_MSG_CHECKING(for PowerPC target CPU)
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AC_EGREP_CPP(yes,
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[
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#ifdef __powerpc__
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yes
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#endif
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], [AC_MSG_RESULT(yes); HAVE_PPC=yes], AC_MSG_RESULT(no))
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2003-09-07 14:21:20 +00:00
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dnl We use native CPU if possible.
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EMULATED_PPC=yes
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case $WANT_EMULATED_PPC in
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auto) [[ "x$HAVE_PPC" = "xyes" ]] && EMULATED_PPC=no;;
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no) EMULATED_PPC=no;;
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esac
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if [[ "x$EMULATED_PPC" = "xyes" ]]; then
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AC_DEFINE(EMULATED_PPC)
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fi
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2002-02-04 16:58:13 +00:00
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dnl We use mon if possible.
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MONSRCS=
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if [[ "x$WANT_MON" = "xyes" ]]; then
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AC_MSG_CHECKING(for mon)
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mon_srcdir=../../../mon/src
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if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(ENABLE_MON)
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MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_lowmem.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
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CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
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2002-04-21 11:21:26 +00:00
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AC_CHECK_LIB(ncurses, tgetent, ,
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AC_CHECK_LIB(termcap, tgetent, ,
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AC_CHECK_LIB(termlib, tgetent, ,
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AC_CHECK_LIB(terminfo, tgetent, ,
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AC_CHECK_LIB(Hcurses, tgetent, ,
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AC_CHECK_LIB(curses, tgetent))))))
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2002-02-04 16:58:13 +00:00
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AC_CHECK_LIB(readline, readline)
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AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
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else
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AC_MSG_RESULT(no)
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AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
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WANT_MON=no
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fi
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fi
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dnl Checks for libraries.
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AC_CHECK_LIB(posix4, sem_init)
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dnl We need X11.
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AC_PATH_XTRA
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if [[ "x$no_x" = "xyes" ]]; then
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AC_MSG_ERROR([You need X11 to run SheepShaver.])
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fi
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CFLAGS="$CFLAGS $X_CFLAGS"
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CXXFLAGS="$CXXFLAGS $X_CFLAGS"
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LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
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dnl We need pthreads on non-PowerPC systems. Try libpthread first, then libc_r (FreeBSD), then PTL.
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HAVE_PTHREADS=yes
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2003-09-07 14:21:20 +00:00
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if [[ "x$EMULATED_PPC" = "xyes" ]]; then
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2002-02-04 16:58:13 +00:00
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AC_CHECK_LIB(pthread, pthread_create, , [
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AC_CHECK_LIB(c_r, pthread_create, , [
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AC_CHECK_LIB(PTL, pthread_create, , [
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AC_MSG_ERROR([You need pthreads to run Basilisk II.])
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])
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])
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])
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AC_CHECK_FUNCS(pthread_cancel)
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2003-09-28 21:19:06 +00:00
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if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
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AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
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fi
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2002-02-04 16:58:13 +00:00
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fi
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dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
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SEMSRC=
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AC_CHECK_FUNCS(sem_init, , [
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2003-05-13 16:59:57 +00:00
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if test "x$HAVE_PTHREADS" = "xyes"; then
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2002-02-04 16:58:13 +00:00
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SEMSRC=posix_sem.cpp
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fi
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])
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dnl We use XFree86 DGA if possible.
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if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
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AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
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AC_DEFINE(ENABLE_XF86_DGA)
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LIBS="$LIBS -lXxf86dga"
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], [
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AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
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WANT_XF86_DGA=no
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])
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fi
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dnl We use XFree86 VidMode if possible.
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if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
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AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
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AC_DEFINE(ENABLE_XF86_VIDMODE)
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LIBS="$LIBS -lXxf86vm"
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], [
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AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
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WANT_XF86_VIDMODE=no
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])
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fi
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dnl We use GTK+ if possible.
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UISRCS=
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if [[ "x$WANT_GTK" = "xyes" ]]; then
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AM_PATH_GTK(1.2.0, [
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AC_DEFINE(ENABLE_GTK)
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CFLAGS="$CFLAGS $GTK_CFLAGS"
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CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
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LIBS="$LIBS $GTK_LIBS"
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UISRCS=prefs_editor_gtk.cpp
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], [
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AC_MSG_WARN([Could not find GTK+, disabling user interface.])
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WANT_GTK=no
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])
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fi
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dnl We use ESD if possible.
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if [[ "x$WANT_ESD" = "xyes" ]]; then
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AM_PATH_ESD(0.2.8, [
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AC_DEFINE(ENABLE_ESD)
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CFLAGS="$CFLAGS $ESD_CFLAGS"
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CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
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LIBS="$LIBS $ESD_LIBS"
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], [
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AC_MSG_WARN([Could not find ESD, disabling ESD support.])
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WANT_ESD=no
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])
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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_HEADER_SYS_WAIT
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2003-09-07 14:21:20 +00:00
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AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h)
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AC_CHECK_HEADERS(sys/time.h sys/times.h)
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AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h)
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2002-02-04 16:58:13 +00:00
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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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2003-05-13 16:59:57 +00:00
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AC_CHECK_SIZEOF(float, 4)
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AC_CHECK_SIZEOF(double, 8)
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2003-01-04 12:23:39 +00:00
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AC_CHECK_SIZEOF(void *, 4)
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2002-02-04 16:58:13 +00:00
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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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2003-05-13 16:59:57 +00:00
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AC_TYPE_SIGNAL
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2002-02-04 16:58:13 +00:00
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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_CHECK_FUNCS(strdup cfmakeraw)
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AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
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2003-05-13 16:59:57 +00:00
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AC_CHECK_FUNCS(sigaction signal)
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AC_CHECK_FUNCS(mmap mprotect munmap)
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AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
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2002-02-04 16:58:13 +00:00
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dnl Select system-dependant sources.
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2003-09-07 14:21:20 +00:00
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if [[ "x$EMULATED_PPC" = "xno" ]]; then
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2002-02-04 16:58:13 +00:00
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SYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S"
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fi
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SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
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2003-05-13 16:59:57 +00:00
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dnl Define a macro that translates a yesno-variable into a C macro definition
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dnl to be put into the config.h file
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dnl $1 -- the macro to define
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dnl $2 -- the value to translate
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dnl $3 -- template name
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AC_DEFUN(AC_TRANSLATE_DEFINE, [
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if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
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AC_DEFINE($1, 1, $3)
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fi
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])
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dnl Various checks if the system supports vm_allocate() and the like functions.
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have_mach_vm=no
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if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
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"x$ac_cv_func_vm_protect" = "xyes" ]]; then
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have_mach_vm=yes
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fi
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AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm",
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[Define if your system has a working vm_allocate()-based memory allocator.])
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dnl Check that vm_allocate(), vm_protect() work
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if [[ "x$have_mach_vm" = "xyes" ]]; then
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AC_CACHE_CHECK([whether vm_protect works],
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ac_cv_vm_protect_works, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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ac_cv_vm_protect_works=yes
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dnl First the tests that should segfault
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for test_def in NONE_READ NONE_WRITE READ_WRITE; do
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AC_TRY_RUN([
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#define CONFIGURE_TEST_VM_MAP
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#define TEST_VM_PROT_$test_def
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#include "vm_alloc.cpp"
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], ac_cv_vm_protect_works=no, rm -f core,
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dnl When cross-compiling, do not assume anything
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ac_cv_vm_protect_works="guessing no"
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)
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done
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AC_TRY_RUN([
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#define CONFIGURE_TEST_VM_MAP
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#define TEST_VM_PROT_RDWR_WRITE
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#include "vm_alloc.cpp"
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], , ac_cv_vm_protect_works=no,
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dnl When cross-compiling, do not assume anything
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ac_cv_vm_protect_works="guessing no"
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)
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AC_LANG_RESTORE
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]
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)
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dnl Remove support for vm_allocate() if vm_protect() does not work
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if [[ "x$have_mach_vm" = "xyes" ]]; then
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case $ac_cv_vm_protect_works in
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*yes) have_mach_vm=yes;;
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*no) have_mach_vm=no;;
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esac
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fi
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AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm",
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[Define if your system has a working vm_allocate()-based memory allocator.])
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fi dnl HAVE_MACH_VM
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dnl Various checks if the system supports mmap() and the like functions.
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dnl ... and Mach memory allocators are not supported
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have_mmap_vm=no
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if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
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"x$ac_cv_func_mprotect" = "xyes" ]]; then
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if [[ "x$have_mach_vm" = "xno" ]]; then
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have_mmap_vm=yes
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fi
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fi
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AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm",
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[Define if your system has a working mmap()-based memory allocator.])
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dnl Check that mmap() and associated functions work.
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if [[ "x$have_mmap_vm" = "xyes" ]]; then
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dnl Check if we have a working anonymous mmap()
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AC_CACHE_CHECK([whether mmap supports MAP_ANON],
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ac_cv_mmap_anon, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_RUN([
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#define HAVE_MMAP_ANON
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#define CONFIGURE_TEST_VM_MAP
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#define TEST_VM_MMAP_ANON
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#include "vm_alloc.cpp"
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], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
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dnl When cross-compiling, do not assume anything.
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ac_cv_mmap_anon="guessing no"
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)
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon",
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[Define if <sys/mman.h> defines MAP_ANON and mmap()'ing with MAP_ANON works.])
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AC_CACHE_CHECK([whether mmap supports MAP_ANONYMOUS],
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ac_cv_mmap_anonymous, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_RUN([
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|
#define HAVE_MMAP_ANONYMOUS
|
|
|
|
#define CONFIGURE_TEST_VM_MAP
|
|
|
|
#define TEST_VM_MMAP_ANON
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_mmap_anonymous="guessing no"
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous",
|
|
|
|
[Define if <sys/mman.h> defines MAP_ANONYMOUS and mmap()'ing with MAP_ANONYMOUS works.])
|
|
|
|
|
|
|
|
AC_CACHE_CHECK([whether mprotect works],
|
|
|
|
ac_cv_mprotect_works, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
ac_cv_mprotect_works=yes
|
|
|
|
dnl First the tests that should segfault
|
|
|
|
for test_def in NONE_READ NONE_WRITE READ_WRITE; do
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#define CONFIGURE_TEST_VM_MAP
|
|
|
|
#define TEST_VM_PROT_$test_def
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
], ac_cv_mprotect_works=no, rm -f core,
|
|
|
|
dnl When cross-compiling, do not assume anything
|
|
|
|
ac_cv_mprotect_works="guessing no"
|
|
|
|
)
|
|
|
|
done
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#define CONFIGURE_TEST_VM_MAP
|
|
|
|
#define TEST_VM_PROT_RDWR_WRITE
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
], , ac_cv_mprotect_works=no,
|
|
|
|
dnl When cross-compiling, do not assume anything
|
|
|
|
ac_cv_mprotect_works="guessing no"
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
|
|
|
|
dnl Remove support for mmap() if mprotect() does not work
|
|
|
|
if [[ "x$have_mmap_vm" = "xyes" ]]; then
|
|
|
|
case $ac_cv_mprotect_works in
|
|
|
|
*yes) have_mmap_vm=yes;;
|
|
|
|
*no) have_mmap_vm=no;;
|
|
|
|
esac
|
|
|
|
fi
|
|
|
|
AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm,
|
|
|
|
[Define if your system has a working mmap()-based memory allocator.])
|
|
|
|
|
|
|
|
fi dnl HAVE_MMAP_VM
|
|
|
|
|
|
|
|
dnl Check if we can mmap 0x2000 bytes from 0x0000
|
|
|
|
AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
|
|
|
|
ac_cv_can_map_lm, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
int main(void) { /* returns 0 if we could map the lowmem globals */
|
|
|
|
volatile char * lm = 0;
|
|
|
|
if (vm_init() < 0) exit(1);
|
|
|
|
if (vm_acquire_fixed(0, 0x2000) < 0) exit(1);
|
|
|
|
lm[0] = 'z';
|
|
|
|
if (vm_release((char *)lm, 0x2000) < 0) exit(1);
|
|
|
|
vm_exit(); exit(0);
|
|
|
|
}
|
|
|
|
], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_can_map_lm="guessing no"
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
|
|
|
|
dnl Check signal handlers need to be reinstalled
|
|
|
|
AC_CACHE_CHECK([whether signal handlers need to be reinstalled],
|
|
|
|
ac_cv_signal_need_reinstall, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#include <stdlib.h>
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
|
|
#include <unistd.h>
|
|
|
|
#endif
|
|
|
|
#include <signal.h>
|
|
|
|
static int handled_signal = 0;
|
|
|
|
RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
|
|
|
|
int main(void) { /* returns 0 if signals need not to be reinstalled */
|
|
|
|
signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
|
|
|
|
exit(handled_signal == 2);
|
|
|
|
}
|
|
|
|
], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_signal_need_reinstall="guessing yes"
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall",
|
|
|
|
[Define if your system requires signals to be reinstalled.])
|
|
|
|
|
|
|
|
dnl Check if sigaction handlers need to be reinstalled
|
|
|
|
AC_CACHE_CHECK([whether sigaction handlers need to be reinstalled],
|
|
|
|
ac_cv_sigaction_need_reinstall, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#include <stdlib.h>
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
|
|
#include <unistd.h>
|
|
|
|
#endif
|
|
|
|
#include <signal.h>
|
|
|
|
static int handled_signal = 0;
|
|
|
|
RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
|
|
|
|
typedef RETSIGTYPE (*signal_handler)(int);
|
|
|
|
static signal_handler mysignal(int sig, signal_handler handler) {
|
|
|
|
struct sigaction old_sa;
|
|
|
|
struct sigaction new_sa;
|
|
|
|
new_sa.sa_handler = handler;
|
|
|
|
return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
|
|
|
|
}
|
|
|
|
int main(void) { /* returns 0 if signals need not to be reinstalled */
|
|
|
|
mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
|
|
|
|
exit(handled_signal == 2);
|
|
|
|
}
|
|
|
|
], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_sigaction_need_reinstall="guessing yes"
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
|
|
|
|
[Define if your system requires sigactions to be reinstalled.])
|
|
|
|
|
|
|
|
dnl Check if extended signals are supported.
|
|
|
|
AC_CACHE_CHECK([whether your system supports extended signal handlers],
|
|
|
|
ac_cv_have_extended_signals, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#define HAVE_SIGINFO_T 1
|
|
|
|
#define CONFIGURE_TEST_SIGSEGV_RECOVERY
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
#include "sigsegv.cpp"
|
|
|
|
], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_have_extended_signals=no
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
|
|
|
|
[Define if your system support extended signals.])
|
|
|
|
|
|
|
|
dnl Otherwise, check for subterfuges.
|
|
|
|
if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
|
|
|
|
AC_CACHE_CHECK([whether we then have a subterfuge for your system],
|
|
|
|
ac_cv_have_sigcontext_hack, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#define HAVE_SIGCONTEXT_SUBTERFUGE 1
|
|
|
|
#define CONFIGURE_TEST_SIGSEGV_RECOVERY
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
#include "sigsegv.cpp"
|
|
|
|
], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_have_sigcontext_hack=no
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
])
|
|
|
|
AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack",
|
|
|
|
[Define if we know a hack to replace siginfo_t->si_addr member.])
|
|
|
|
fi
|
|
|
|
|
|
|
|
dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler)
|
|
|
|
AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler],
|
|
|
|
ac_cv_have_skip_instruction, [
|
|
|
|
AC_LANG_SAVE
|
|
|
|
AC_LANG_CPLUSPLUS
|
|
|
|
AC_TRY_RUN([
|
|
|
|
#define HAVE_SIGSEGV_SKIP_INSTRUCTION 1
|
|
|
|
#define CONFIGURE_TEST_SIGSEGV_RECOVERY
|
|
|
|
#include "vm_alloc.cpp"
|
|
|
|
#include "sigsegv.cpp"
|
|
|
|
], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_have_skip_instruction=no
|
|
|
|
)
|
|
|
|
AC_LANG_RESTORE
|
|
|
|
]
|
|
|
|
)
|
|
|
|
AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction",
|
|
|
|
[Define if we can ignore the fault (instruction skipping in SIGSEGV handler).])
|
|
|
|
|
2003-05-22 22:12:05 +00:00
|
|
|
dnl Can we do Video on SEGV Signals ?
|
|
|
|
CAN_VOSF=no
|
|
|
|
if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
|
|
|
|
CAN_VOSF=yes
|
|
|
|
fi
|
|
|
|
|
|
|
|
dnl Enable VOSF screen updates with this feature is requested and feasible
|
|
|
|
if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
|
|
|
|
AC_DEFINE(ENABLE_VOSF, 1, [Define if using video enabled on SEGV signals.])
|
|
|
|
else
|
|
|
|
WANT_VOSF=no
|
|
|
|
fi
|
|
|
|
|
2003-11-24 23:39:35 +00:00
|
|
|
dnl Check for GCC 2.7 or higher.
|
|
|
|
HAVE_GCC27=no
|
|
|
|
AC_MSG_CHECKING(for GCC 2.7 or higher)
|
|
|
|
AC_EGREP_CPP(xyes,
|
|
|
|
[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
|
|
|
|
xyes
|
|
|
|
#endif
|
|
|
|
], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
|
|
|
|
|
|
|
|
dnl Check for GCC 3.0 or higher.
|
|
|
|
HAVE_GCC30=no
|
|
|
|
AC_MSG_CHECKING(for GCC 3.0 or higher)
|
|
|
|
AC_EGREP_CPP(xyes,
|
|
|
|
[#if __GNUC__ >= 3
|
|
|
|
xyes
|
|
|
|
#endif
|
|
|
|
], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
|
|
|
|
|
|
|
|
# Test if the compiler can generate ELF objects
|
|
|
|
AC_CACHE_CHECK([whether the compiler can generate ELF objects],
|
|
|
|
ac_cv_elf_objects, [
|
|
|
|
echo 'int i;' > conftest.$ac_ext
|
|
|
|
ac_cv_elf_objects=no
|
|
|
|
if AC_TRY_EVAL(ac_compile); then
|
|
|
|
case `/usr/bin/file conftest.$ac_objext` in
|
|
|
|
*"ELF"*)
|
|
|
|
ac_cv_elf_objects=yes
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
fi
|
|
|
|
rm -rf conftest*
|
|
|
|
])
|
|
|
|
ELF_OBJECTS=$ac_cv_elf_objects
|
|
|
|
|
|
|
|
dnl CPU emulator sources
|
|
|
|
if [[ "x$EMULATED_PPC" = "xyes" ]]; then
|
|
|
|
CPUSRCS="\
|
|
|
|
../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \
|
|
|
|
../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \
|
|
|
|
../kpx_cpu/src/cpu/ppc/ppc-execute.cpp \
|
|
|
|
../kpx_cpu/src/cpu/ppc/ppc-translate.cpp"
|
|
|
|
CPPFLAGS="$CPPFLAGS -I../kpx_cpu/include -I../kpx_cpu/src"
|
|
|
|
|
|
|
|
dnl Enable JIT compiler, if possible
|
|
|
|
if [[ "x$WANT_JIT" = "xyes" ]]; then
|
|
|
|
AC_CACHE_CHECK([whether dyngen can be used],
|
|
|
|
ac_cv_use_dyngen, [
|
|
|
|
case $host_cpu:$ELF_OBJECTS in
|
|
|
|
powerpc:yes)
|
|
|
|
ac_cv_use_dyngen=yes
|
|
|
|
;;
|
|
|
|
x86_64:yes)
|
|
|
|
ac_cv_use_dyngen=yes
|
|
|
|
;;
|
|
|
|
i?86:yes)
|
|
|
|
ac_cv_use_dyngen=yes
|
|
|
|
;;
|
|
|
|
*:*)
|
|
|
|
ac_cv_use_dyngen=no
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
])
|
|
|
|
if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
|
|
|
|
case $host_cpu in
|
2003-11-27 11:09:38 +00:00
|
|
|
i?86)
|
2003-11-24 23:39:35 +00:00
|
|
|
DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2"
|
|
|
|
if [[ "x$HAVE_GCC30" = "xyes" ]]; then
|
|
|
|
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0"
|
|
|
|
else
|
|
|
|
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
|
|
|
|
fi
|
|
|
|
;;
|
|
|
|
esac
|
2003-12-03 10:52:50 +00:00
|
|
|
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000"
|
2003-11-24 23:39:35 +00:00
|
|
|
if [[ "x$HAVE_GCC30" = "xyes" ]]; then
|
|
|
|
DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-reorder-blocks -fno-optimize-sibling-calls"
|
|
|
|
fi
|
|
|
|
else
|
|
|
|
WANT_JIT=no
|
|
|
|
fi
|
|
|
|
AC_TRANSLATE_DEFINE(ENABLE_DYNGEN, $ac_cv_use_dyngen, [Define to enable dyngen engine])
|
|
|
|
if [[ "x$WANT_JIT" = "xyes" ]]; then
|
|
|
|
DYNGENSRCS="\
|
|
|
|
../kpx_cpu/src/cpu/jit/dyngen.c \
|
|
|
|
../kpx_cpu/src/cpu/jit/cxxdemangle.cpp"
|
|
|
|
CPUSRCS="\
|
|
|
|
../kpx_cpu/src/cpu/jit/jit-cache.cpp \
|
|
|
|
../kpx_cpu/src/cpu/jit/basic-dyngen.cpp \
|
|
|
|
../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp $CPUSRCS"
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp"
|
|
|
|
fi
|
2003-11-27 00:26:35 +00:00
|
|
|
if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
|
|
|
|
AC_CACHE_CHECK([whether static data regions are executable],
|
|
|
|
ac_cv_have_static_data_exec, [
|
|
|
|
AC_TRY_RUN([int main(void) {
|
|
|
|
#if defined(__powerpc__)
|
|
|
|
static unsigned int p[8] = {0x4e800020,};
|
|
|
|
asm volatile("dcbst 0,%0" : : "r" (p) : "memory");
|
|
|
|
asm volatile("sync" : : : "memory");
|
|
|
|
asm volatile("icbi 0,%0" : : "r" (p) : "memory");
|
|
|
|
asm volatile("sync" : : : "memory");
|
|
|
|
asm volatile("isync" : : : "memory");
|
|
|
|
((void (*)(void))p)();
|
|
|
|
return 0;
|
|
|
|
#endif
|
|
|
|
return 1;
|
|
|
|
}], ac_cv_have_static_data_exec=yes, ac_cv_have_static_data_exec=no,
|
|
|
|
dnl When cross-compiling, do not assume anything.
|
|
|
|
ac_cv_have_static_data_exec=no
|
|
|
|
)
|
|
|
|
])
|
|
|
|
fi
|
|
|
|
AC_TRANSLATE_DEFINE(HAVE_STATIC_DATA_EXEC, "$ac_cv_have_static_data_exec",
|
|
|
|
[Define if your system marks static data pages as executable.])
|
2003-11-24 23:39:35 +00:00
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2003-12-03 10:52:50 +00:00
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if [[ "x$WANT_JIT" = "xyes" ]]; then
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CPPFLAGS="$CPPFLAGS -DUSE_JIT"
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fi
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2002-02-04 16:58:13 +00:00
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dnl Generate Makefile.
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2003-11-24 23:39:35 +00:00
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AC_SUBST(DYNGENSRCS)
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AC_SUBST(DYNGEN_OP_FLAGS)
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2002-02-04 16:58:13 +00:00
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AC_SUBST(SYSSRCS)
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2003-11-24 23:39:35 +00:00
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AC_SUBST(CPUSRCS)
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2002-02-04 16:58:13 +00:00
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AC_OUTPUT(Makefile)
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dnl Print summary.
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echo
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echo SheepShaver configuration summary:
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echo
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echo XFree86 DGA support .............. : $WANT_XF86_DGA
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echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
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2003-09-07 14:21:20 +00:00
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echo Using PowerPC emulator ........... : $EMULATED_PPC
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2003-11-24 23:39:35 +00:00
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echo Enable JIT compiler .............. : $WANT_JIT
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2003-05-22 22:12:05 +00:00
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echo Enable video on SEGV signals ..... : $WANT_VOSF
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2002-02-04 16:58:13 +00:00
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echo ESD sound support ................ : $WANT_ESD
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echo GTK user interface ............... : $WANT_GTK
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echo mon debugger support ............. : $WANT_MON
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echo
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echo "Configuration done. Now type \"make\"."
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