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root/cebix/SheepShaver/src/Unix/configure.ac

Comparing SheepShaver/src/Unix/configure.ac (file contents):
Revision 1.7 by gbeauche, 2004-07-19T19:42:21Z vs.
Revision 1.43 by gbeauche, 2005-12-11T18:15:05Z

#	Line 1 | Line 1
1		dnl Process this file with autoconf to produce a configure script.
2		dnl Written in 2002 by Christian Bauer
3
4	<	AC_INIT([SheepShaver], 2.2, [Christian.Bauer@uni-mainz.de], SheepShaver)
4	>	AC_INIT([SheepShaver], 2.3, [Christian.Bauer@uni-mainz.de], SheepShaver)
5		AC_CONFIG_SRCDIR(main_unix.cpp)
6		AC_PREREQ(2.52)
7		AC_CONFIG_HEADER(config.h)
#	Line 14 | Line 14 | dnl Some systems do not put corefiles in
14		dnl cores for the configure tests since some are intended to dump core.
15		ulimit -c 0
16
17	+	dnl Invite Cygwin users to build within the Windows/ directory
18	+	case $target_os in
19	+	*cygwin* | *mingw32*)
20	+	AC_MSG_ERROR([You can only build the Windows version from its directory, Cygwin/X11 is not supported.])
21	+	;;
22	+	esac
23	+
24		dnl Options.
25		AC_ARG_ENABLE(jit,          [  --enable-jit            enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes])
26		AC_ARG_ENABLE(ppc-emulator, [  --enable-ppc-emulator   use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto])
27	+	AC_ARG_ENABLE(fbdev-dga,    [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb0 [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
28		AC_ARG_ENABLE(xf86-dga,     [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
29	<	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=no]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=no])
29	>	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
30		AC_ARG_ENABLE(vosf,         [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
31		AC_ARG_WITH(esd,            [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
32	<	AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
32	>	AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]],
33	>	[case "$withval" in
34	>	gtk1)      WANT_GTK="gtk";;
35	>	gtk|gtk2)  WANT_GTK="$withval";;
36	>	yes)       WANT_GTK="gtk2 gtk";;
37	>	*)         WANT_GTK="no";;
38	>	esac],
39	>	[WANT_GTK="gtk2 gtk"])
40		AC_ARG_WITH(mon,            [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
41		AC_ARG_WITH(dgcc,           [  --with-dgcc=COMPILER    use C++ COMPILER to compile synthetic opcodes], [DYNGEN_CC=$withval])
42
43	+	dnl Addressing mode
44	+	AC_ARG_ENABLE(addressing,
45	+	[  --enable-addressing=AM  set the addressing mode to use [default=real]],
46	+	[case "$enableval" in
47	+	real)        WANT_ADDRESSING_MODE="real";;
48	+	direct)      WANT_ADDRESSING_MODE="direct";;
49	+	direct,0x*)  WANT_ADDRESSING_MODE="direct"; NATMEM_OFFSET=`echo "$enableval" | sed -n '/direct,\(0[[xX]][[0-9A-Fa-f]]*\([[UuLl]]\{1,2\}\)\?\)$/s//\1/p'`;;
50	+	esac],
51	+	[WANT_ADDRESSING_MODE="real"]
52	+	)
53	+
54		dnl SDL options.
55		AC_ARG_ENABLE(sdl-static,   [  --enable-sdl-static     use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no])
56		AC_ARG_ENABLE(sdl-video,    [  --enable-sdl-video      use SDL for video graphics [default=no]], [WANT_SDL_VIDEO=$enableval], [WANT_SDL_VIDEO=no])
#	Line 37 | Line 63 | AC_PROG_CXX
63		AC_PROG_MAKE_SET
64		AC_PROG_INSTALL
65		AC_PROG_EGREP
66	+	AC_PATH_PROGS(FILE, [file false])
67	+	AC_PATH_PROG(PERL, [perl])
68
69		dnl Check for PowerPC target CPU.
70		HAVE_PPC=no
#	Line 93 | Line 121 | if [[ "x$WANT_MON" = "xyes" ]]; then
121		WANT_MON=no
122		fi
123		fi
124	+	AC_SUBST(MONSRCS)
125
126		dnl Checks for libraries.
127		AC_CHECK_LIB(posix4, sem_init)
128	+	AC_CHECK_LIB(m, cos)
129
130		dnl Do we need SDL?
131		WANT_SDL=no
#	Line 124 | Line 154 | if [[ "x$WANT_SDL" = "xyes" ]]; then
154		LIBS="$LIBS $sdl_libs"
155		else
156		WANT_SDL=no
157	+	WANT_SDL_VIDEO=no
158	+	WANT_SDL_AUDIO=no
159		fi
160		SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"`
161		else
#	Line 131 | Line 163 | else
163		fi
164
165		dnl We need X11, if not using SDL.
166	<	if [[ "x$WANT_SDL" = "xno" ]]; then
166	>	if [[ "x$WANT_SDL_VIDEO" != "xyes" ]]; then
167		AC_PATH_XTRA
168		if [[ "x$no_x" = "xyes" ]]; then
169		AC_MSG_ERROR([You need X11 to run SheepShaver.])
#	Line 144 | Line 176 | fi
176		dnl We need pthreads on non-PowerPC systems. Try libpthread first, then libc_r (FreeBSD), then PTL.
177		HAVE_PTHREADS=yes
178		case $EMULATED_PPC:$target_os in
179	<	no:linux*)
179	>	no:linux*|no:netbsd*)
180		dnl We do have our own pthread_cancel() implementation
181		AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if you have the pthread_cancel function.])
182		;;
#	Line 152 | Line 184 | no:linux*)
184		AC_CHECK_LIB(pthread, pthread_create, , [
185		AC_CHECK_LIB(c_r, pthread_create, , [
186		AC_CHECK_LIB(PTL, pthread_create, , [
187	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
187	>	dnl XXX remove when no pthreads case is merged
188	>	AC_MSG_ERROR([You need pthreads to run SheepShaver.])
189	>	HAVE_PTHREADS=no
190		])
191		])
192		])
193		AC_CHECK_FUNCS(pthread_cancel)
194	+	AC_CHECK_FUNCS(pthread_cond_init pthread_testcancel)
195		AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
196		AC_CHECK_FUNCS(pthread_mutexattr_settype)
197		AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
163	–	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
164	–	AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
165	–	fi
198		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
199		SEMSRC=
200		AC_CHECK_FUNCS(sem_init, , [
#	Line 172 | Line 204 | no:linux*)
204		])
205		;;
206		esac
207	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
208	+	AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
209	+	fi
210	+
211	+	dnl We use FBDev DGA if possible.
212	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
213	+	AC_CHECK_HEADER(linux/fb.h, [
214	+	AC_DEFINE(ENABLE_FBDEV_DGA, 1, [Define if using Linux fbdev extension.])
215	+	], [
216	+	AC_MSG_WARN([Could not find Linux FBDev extension, ignoring --enable-fbdev-dga.])
217	+	WANT_FBDEV_DGA=no
218	+	])
219	+	fi
220
221		dnl We use XFree86 DGA if possible.
222		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
#	Line 197 | Line 242 | fi
242
243		dnl We use GTK+ if possible.
244		UISRCS=../dummy/prefs_editor_dummy.cpp
245	<	if [[ "x$WANT_GTK" = "xyes" ]]; then
245	>	case "x$WANT_GTK" in
246	>	xgtk2*)
247	>	AM_PATH_GTK_2_0(1.3.15, [
248	>	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
249	>	CFLAGS="$CFLAGS $GTK_CFLAGS"
250	>	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
251	>	LIBS="$LIBS $GTK_LIBS"
252	>	UISRCS=prefs_editor_gtk.cpp
253	>	WANT_GTK=gtk2
254	>	], [
255	>	case "x${WANT_GTK}x" in
256	>	*gtkx)
257	>	AC_MSG_WARN([Could not find GTK+ 2.0, trying with GTK+ 1.2.])
258	>	WANT_GTK=gtk
259	>	;;
260	>	*)
261	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
262	>	WANT_GTK=no
263	>	;;
264	>	esac
265	>	])
266	>	;;
267	>	esac
268	>	if [[ "x$WANT_GTK" = "xgtk" ]]; then
269		AM_PATH_GTK(1.2.0, [
270		AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
271		CFLAGS="$CFLAGS $GTK_CFLAGS"
#	Line 229 | Line 297 | AC_SYS_LARGEFILE
297		dnl Checks for header files.
298		AC_HEADER_STDC
299		AC_HEADER_SYS_WAIT
300	+	AC_CHECK_HEADERS(malloc.h stdint.h)
301		AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h)
233	–	AC_CHECK_HEADERS(sys/time.h sys/times.h sys/socket.h)
302		AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h dirent.h)
303	<	AC_CHECK_HEADERS(linux/if.h, [], [], [
304	<	#if HAVE_SYS_SOCKET_H
305	<	# include <sys/socket.h>
303	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
304	>	AC_CHECK_HEADERS(sys/time.h sys/poll.h sys/select.h arpa/inet.h)
305	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
306	>	#ifdef HAVE_SYS_TYPES_H
307	>	#include <sys/types.h>
308	>	#endif
309	>	#ifdef HAVE_SYS_SOCKET_H
310	>	#include <sys/socket.h>
311		#endif
312		])
313	<	AC_CHECK_HEADERS(linux/if_tun.h net/if.h net/if_tun.h)
313	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
314	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
315	>	AC_CHECK_HEADERS(fenv.h)
316
317		dnl Checks for typedefs, structures, and compiler characteristics.
318		AC_C_BIGENDIAN
#	Line 257 | Line 332 | AC_TYPE_SIGNAL
332		AC_HEADER_TIME
333		AC_STRUCT_TM
334
335	+	dnl Check whether sys/socket.h defines type socklen_t.
336	+	dnl (extracted from ac-archive/Miscellaneous)
337	+	AC_CACHE_CHECK([for socklen_t],
338	+	ac_cv_type_socklen_t, [
339	+	AC_TRY_COMPILE([
340	+	#include <sys/types.h>
341	+	#include <sys/socket.h>
342	+	], [socklen_t len = 42; return 0;],
343	+	ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
344	+	dnl When cross-compiling, do not assume anything.
345	+	ac_cv_type_socklen_t="guessing no"
346	+	)
347	+	])
348	+	if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
349	+	AC_DEFINE(socklen_t, int, [Define to 'int' if <sys/types.h> doesn't define.])
350	+	fi
351	+
352		dnl Check whether struct sigaction has sa_restorer member.
353		AC_CACHE_CHECK([whether struct sigaction has sa_restorer],
354		ac_cv_signal_sa_restorer, [
#	Line 273 | Line 365 | if [[ "x$ac_cv_signal_sa_restorer" = "xy
365		fi
366
367		dnl Checks for library functions.
368	<	AC_CHECK_FUNCS(strdup strlcpy cfmakeraw)
368	>	AC_CHECK_FUNCS(strdup strerror strlcpy cfmakeraw)
369		AC_CHECK_FUNCS(nanosleep)
370		AC_CHECK_FUNCS(sigaction signal)
371		AC_CHECK_FUNCS(mmap mprotect munmap)
372		AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
373	<	AC_CHECK_FUNCS(posix_memalign memalign valloc)
373	>	AC_CHECK_FUNCS(exp2f log2f exp2 log2)
374	>	AC_CHECK_FUNCS(floorf roundf ceilf truncf floor round ceil trunc)
375	>	AC_CHECK_FUNCS(poll inet_aton)
376
377		dnl Darwin seems to define mach_task_self() instead of task_self().
378		AC_CHECK_FUNCS(mach_task_self task_self)
#	Line 290 | Line 384 | no:linux*)
384		;;
385		*:*)
386		AC_SEARCH_LIBS(clock_gettime, [rt posix4])
387	<	AC_CHECK_FUNCS(clock_gettime)
387	>	AC_CHECK_FUNCS(clock_gettime clock_nanosleep)
388		;;
389		esac
390
391	+	dnl Check for headers and functions related to pty support (sshpty.c)
392	+	dnl From openssh-3.2.2p1 configure.ac
393	+	AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h)
394	+	AC_CHECK_FUNCS(_getpty vhangup strlcpy)
395	+
396	+	case "$host" in
397	+	*-*-hpux10.26)
398	+	disable_ptmx_check=yes
399	+	;;
400	+	*-*-linux*)
401	+	no_dev_ptmx=1
402	+	;;
403	+	mips-sony-bsd|mips-sony-newsos4)
404	+	AC_DEFINE(HAVE_NEWS4, 1, [Define if you are on NEWS-OS (additions from openssh-3.2.2p1, for sshpty.c).])
405	+	;;
406	+	*-*-sco3.2v4*)
407	+	no_dev_ptmx=1
408	+	;;
409	+	*-*-sco3.2v5*)
410	+	no_dev_ptmx=1
411	+	;;
412	+	*-*-cygwin*)
413	+	no_dev_ptmx=1
414	+	;;
415	+	esac
416	+
417	+	if test -z "$no_dev_ptmx" ; then
418	+	if test "x$disable_ptmx_check" != "xyes" ; then
419	+	AC_CHECK_FILE([/dev/ptmx],
420	+	[
421	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1, [Define if you have /dev/ptmx.])
422	+	have_dev_ptmx=1
423	+	]
424	+	)
425	+	fi
426	+	fi
427	+	AC_CHECK_FILE([/dev/ptc],
428	+	[
429	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1, [Define if you have /dev/ptc.])
430	+	have_dev_ptc=1
431	+	]
432	+	)
433	+	dnl (end of code from openssh-3.2.2p1 configure.ac)
434	+
435		dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
436		AC_DEFUN(AC_CHECK_FRAMEWORK, [
437		AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
#	Line 315 | Line 453 | AC_DEFUN(AC_CHECK_FRAMEWORK, [
453		dnl Check for some MacOS X frameworks
454		AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
455		AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
456	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
457
458		dnl Select system-dependant sources.
459		SERIALSRC=serial_unix.cpp
#	Line 325 | Line 464 | EXTFSSRC=extfs_unix.cpp
464		EXTRASYSSRCS=
465		case "$target_os" in
466		linux*)
467	<	ETHERSRC=Linux/ether_linux.cpp
467	>	ETHERSRC=ether_unix.cpp
468		AUDIOSRC=audio_oss_esd.cpp
469		SCSISRC=Linux/scsi_linux.cpp
470		if [[ "x$EMULATED_PPC" = "xno" ]]; then
471	<	EXTRASYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S"
471	>	EXTRASYSSRCS="paranoia.cpp Linux/sheepthreads.c ppc_asm.S"
472	>	fi
473	>	;;
474	>	freebsd*)
475	>	ETHERSRC=ether_unix.cpp
476	>	;;
477	>	netbsd*)
478	>	ETHERSRC=ether_unix.cpp
479	>	if [[ "x$EMULATED_PPC" = "xno" ]]; then
480	>	EXTRASYSSRCS="paranoia.cpp NetBSD/sheepthreads.c ppc_asm.S"
481		fi
482		;;
483		darwin*)
484	+	ETHERSRC=ether_unix.cpp
485		if [[ "x$EMULATED_PPC" = "xno" ]]; then
486	<	EXTRASYSSRCS="Darwin/paranoia.cpp Linux/asm_linux.S"
486	>	EXTRASYSSRCS="paranoia.cpp ppc_asm.S"
487		fi
488	<	if [[ "x$ac_cv_framework_IOKit" = "xyes" ]]; then
488	>	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
489		EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/sys_darwin.cpp"
490		fi
491		if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
492		EXTFSSRC=../MacOSX/extfs_macosx.mm
493		fi
494		;;
495	+	irix*)
496	+	ETHERSRC=ether_unix.cpp
497	+	AUDIOSRC=Irix/audio_irix.cpp
498	+	LIBS="$LIBS -laudio"
499	+	WANT_ESD=no
500	+
501	+	dnl Check if our compiler supports -IPA (MIPSPro)
502	+	HAVE_IPA=no
503	+	ocflags="$CFLAGS"
504	+	CFLAGS=`echo " $CFLAGS -IPA" | sed -e "s/ -g //g"`
505	+	AC_MSG_CHECKING(if "-IPA" works)
506	+	dnl Do a test compile of an empty function
507	+	AC_TRY_COMPILE([#if defined __GNUC__
508	+	# error GCC does not support IPA yet
509	+	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
510	+	CFLAGS="$ocflags"
511	+	;;
512		esac
513
514	+	dnl Is the slirp library supported?
515	+	if [[ "x$ETHERSRC" = "xether_unix.cpp" ]]; then
516	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
517	+	SLIRP_SRCS="\
518	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
519	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
520	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
521	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
522	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
523	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
524	+	fi
525	+	AC_SUBST(SLIRP_SRCS)
526	+
527		dnl SDL overrides
528		if [[ "x$WANT_SDL" = "xyes" ]]; then
529		AC_DEFINE(USE_SDL, 1, [Define to enble SDL support.])
#	Line 368 | Line 547 | if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; th
547		AUDIOSRC="../SDL/audio_sdl.cpp"
548		fi
549
550	<	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
550	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $EXTRASYSSRCS"
551
552		dnl Define a macro that translates a yesno-variable into a C macro definition
553		dnl to be put into the config.h file
#	Line 672 | Line 851 | fi
851		AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
852		[Define if your system supports Mach exceptions.])
853
854	+	dnl Check if Windows exceptions are supported.
855	+	AC_CACHE_CHECK([whether your system supports Windows exceptions],
856	+	ac_cv_have_win32_exceptions, [
857	+	AC_LANG_SAVE
858	+	AC_LANG_CPLUSPLUS
859	+	AC_TRY_RUN([
860	+	#define HAVE_WIN32_EXCEPTIONS 1
861	+	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
862	+	#include "vm_alloc.cpp"
863	+	#include "sigsegv.cpp"
864	+	], [
865	+	sigsegv_recovery=win32
866	+	ac_cv_have_win32_exceptions=yes
867	+	],
868	+	ac_cv_have_win32_exceptions=no,
869	+	dnl When cross-compiling, do not assume anything.
870	+	ac_cv_have_win32_exceptions=no
871	+	)
872	+	AC_LANG_RESTORE
873	+	]
874	+	)
875	+	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
876	+	[Define if your system supports Windows exceptions.])
877	+
878		dnl Otherwise, check if extended signals are supported.
879		if [[ -z "$sigsegv_recovery" ]]; then
880		AC_CACHE_CHECK([whether your system supports extended signal handlers],
#	Line 758 | Line 961 | else
961		WANT_VOSF=no
962		fi
963
964	+	dnl Check addressing mode to use
965	+	AC_MSG_CHECKING([for addressing mode to use])
966	+	if [[ "$EMULATED_PPC" != "yes" ]]; then
967	+	if [[ "$WANT_ADDRESSING_MODE" != "real" ]]; then
968	+	AC_MSG_WARN([Running in native PowerPC mode, force use of Real Addressing.])
969	+	WANT_ADDRESSING_MODE="real"
970	+	fi
971	+	fi
972	+	if [[ "$WANT_ADDRESSING_MODE" = "direct" ]]; then
973	+	if [[ -n "$NATMEM_OFFSET" ]]; then
974	+	NATMEM_OFFSET_DEF="-DNATMEM_OFFSET=$NATMEM_OFFSET"
975	+	fi
976	+	AC_LANG_SAVE
977	+	AC_LANG_CPLUSPLUS
978	+	cat confdefs.h > conftest.$ac_ext
979	+	cat >> conftest.$ac_ext << EOF
980	+	#include <stdio.h>
981	+	#include <string.h>
982	+	#include "vm_alloc.cpp"
983	+
984	+	int main(void)
985	+	{
986	+	if (vm_init() < 0)
987	+	return 1;
988	+
989	+	static const struct {
990	+	unsigned long base;
991	+	unsigned int size;
992	+	} ranges[[]] = {
993	+	{ 0x00000000, 0x0003000 },
994	+	{ 0x10000000, 0x2000000 },
995	+	{ 0x40800000, 0x0400000 },
996	+	{ 0x68070000, 0x0010000 },
997	+	{ 0x69000000, 0x0080000 },
998	+	{ 0x68ffe000, 0x0002000 },
999	+	{ 0x5fffe000, 0x0002000 },
1000	+	{ 0x60000000, 0x0040000 },
1001	+	};
1002	+	const int n_ranges = sizeof(ranges)/ sizeof(ranges[[0]]);
1003	+
1004	+	#ifdef NATMEM_OFFSET
1005	+	unsigned long ofs = NATMEM_OFFSET;
1006	+	#else
1007	+	for (unsigned long ofs = 0x10000000; ofs <= 0x90000000; ofs += 0x10000000)
1008	+	#endif
1009	+	for (int i = 0; i < n_ranges; i++) {
1010	+	char *m = (char *)(ranges[[i]].base + ofs);
1011	+	if (vm_acquire_fixed(m, ranges[[i]].size) != 0)
1012	+	break;
1013	+	memset(m, 0, ranges[[i]].size);
1014	+	vm_release(m, ranges[[i]].size);
1015	+	if (i == n_ranges - 1) {
1016	+	if (sizeof(void *) == 8 && ofs > 0xffffffff)
1017	+	printf("0x%lxul\n", ofs);
1018	+	else
1019	+	printf("0x%08x\n", ofs);
1020	+	return 0;
1021	+	}
1022	+	}
1023	+
1024	+	vm_exit();
1025	+	return 1;
1026	+	}
1027	+	EOF
1028	+	doit='$CXX conftest.$ac_ext -o conftest.$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS $LIBS $NATMEM_OFFSET_DEF >& AS_MESSAGE_LOG_FD'
1029	+	if AC_TRY_EVAL(doit); then
1030	+	NATMEM_OFFSET=`./conftest.$ac_exeext`
1031	+	else
1032	+	NATMEM_OFFSET=
1033	+	fi
1034	+	rm -f conftest*
1035	+	AC_LANG_RESTORE
1036	+
1037	+	if [[ -z "$NATMEM_OFFSET" ]]; then
1038	+	AC_MSG_ERROR([could not determine a sensible NATMEM_OFFSET value])
1039	+	else
1040	+	WANT_ADDRESSING_MODE="direct,$NATMEM_OFFSET"
1041	+	AC_DEFINE_UNQUOTED(NATMEM_OFFSET, $NATMEM_OFFSET,
1042	+	[Define constant offset for Mac address translation])
1043	+	fi
1044	+	fi
1045	+	AC_MSG_RESULT($WANT_ADDRESSING_MODE)
1046	+
1047	+	dnl Utility macro used by next two tests.
1048	+	dnl AC_EXAMINE_OBJECT(C source code,
1049	+	dnl     commands examining object file,
1050	+	dnl     [commands to run if compile failed]):
1051	+	dnl
1052	+	dnl Compile the source code to an object file; then convert it into a
1053	+	dnl printable representation.  All unprintable characters and
1054	+	dnl asterisks (*) are replaced by dots (.).  All white space is
1055	+	dnl deleted.  Newlines (ASCII 0x10) in the input are preserved in the
1056	+	dnl output, but runs of newlines are compressed to a single newline.
1057	+	dnl Finally, line breaks are forcibly inserted so that no line is
1058	+	dnl longer than 80 columns and the file ends with a newline.  The
1059	+	dnl result of all this processing is in the file conftest.dmp, which
1060	+	dnl may be examined by the commands in the second argument.
1061	+	dnl
1062	+	AC_DEFUN([gcc_AC_EXAMINE_OBJECT],
1063	+	[AC_LANG_SAVE
1064	+	AC_LANG_C
1065	+	dnl Next bit cribbed from AC_TRY_COMPILE.
1066	+	cat > conftest.$ac_ext <<EOF
1067	+	[#line __oline__ "configure"
1068	+	#include "confdefs.h"
1069	+	$1
1070	+	]EOF
1071	+	if AC_TRY_EVAL(ac_compile); then
1072	+	od -c conftest.o |
1073	+	sed ['s/^[0-7]*[    ]*/ /
1074	+	s/\*/./g
1075	+	s/ \\n/*/g
1076	+	s/ [0-9][0-9][0-9]/./g
1077	+	s/  \\[^ ]/./g'] |
1078	+	tr -d '
1079	+	' | tr -s '*' '
1080	+	' | fold | sed '$a\
1081	+	' > conftest.dmp
1082	+	$2
1083	+	ifelse($3, , , else
1084	+	$3
1085	+	)dnl
1086	+	fi
1087	+	rm -rf conftest*
1088	+	AC_LANG_RESTORE])
1089	+
1090	+	dnl Floating point format probe.
1091	+	dnl The basic concept is the same as the above: grep the object
1092	+	dnl file for an interesting string.  We have to watch out for
1093	+	dnl rounding changing the values in the object, however; this is
1094	+	dnl handled by ignoring the least significant byte of the float.
1095	+	dnl
1096	+	dnl Does not know about VAX G-float or C4x idiosyncratic format.
1097	+	dnl It does know about PDP-10 idiosyncratic format, but this is
1098	+	dnl not presently supported by GCC.  S/390 "binary floating point"
1099	+	dnl is in fact IEEE (but maybe we should have that in EBCDIC as well
1100	+	dnl as ASCII?)
1101	+	dnl
1102	+	AC_DEFUN([gcc_AC_C_FLOAT_FORMAT],
1103	+	[AC_CACHE_CHECK(floating point format, ac_cv_c_float_format,
1104	+	[gcc_AC_EXAMINE_OBJECT(
1105	+	[/* This will not work unless sizeof(double) == 8.  */
1106	+	extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1];
1107	+
1108	+	/* This structure must have no internal padding.  */
1109	+	struct possibility {
1110	+	char prefix[8];
1111	+	double candidate;
1112	+	char postfix[8];
1113	+	};
1114	+
1115	+	#define C(cand) { "\nformat:", cand, ":tamrof\n" }
1116	+	struct possibility table [] =
1117	+	{
1118	+	C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */
1119	+	C( 3.53802595280598432000e+18), /* D__float - VAX */
1120	+	C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */
1121	+	C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */
1122	+	C(-5.22995989424860458374e+10)  /* IBMHEXFP - s/390 format, EBCDIC */
1123	+	};],
1124	+	[if   grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then
1125	+	ac_cv_c_float_format='IEEE (big-endian)'
1126	+	elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then
1127	+	ac_cv_c_float_format='IEEE (big-endian)'
1128	+	elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then
1129	+	ac_cv_c_float_format='IEEE (little-endian)'
1130	+	elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then
1131	+	ac_cv_c_float_format='IEEE (little-endian)'
1132	+	elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then
1133	+	ac_cv_c_float_format='VAX D-float'
1134	+	elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then
1135	+	ac_cv_c_float_format='PDP-10'
1136	+	elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then
1137	+	ac_cv_c_float_format='IBM 370 hex'
1138	+	else
1139	+	AC_MSG_ERROR(Unknown floating point format)
1140	+	fi],
1141	+	[AC_MSG_ERROR(compile failed)])
1142	+	])
1143	+	# IEEE is the default format.  If the float endianness isn't the same
1144	+	# as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN
1145	+	# (which is a tristate: yes, no, default).  This is only an issue with
1146	+	# IEEE; the other formats are only supported by a few machines each,
1147	+	# all with the same endianness.
1148	+	format=IEEE_FLOAT_FORMAT
1149	+	fbigend=
1150	+	case $ac_cv_c_float_format in
1151	+	'IEEE (big-endian)' )
1152	+	if test $ac_cv_c_bigendian = no; then
1153	+	fbigend=1
1154	+	fi
1155	+	;;
1156	+	'IEEE (little-endian)' )
1157	+	if test $ac_cv_c_bigendian = yes; then
1158	+	fbigend=0
1159	+	fi
1160	+	;;
1161	+	'VAX D-float' )
1162	+	format=VAX_FLOAT_FORMAT
1163	+	;;
1164	+	'PDP-10' )
1165	+	format=PDP10_FLOAT_FORMAT
1166	+	;;
1167	+	'IBM 370 hex' )
1168	+	format=IBM_FLOAT_FORMAT
1169	+	;;
1170	+	esac
1171	+	AC_DEFINE_UNQUOTED(HOST_FLOAT_FORMAT, $format,
1172	+	[Define to the floating point format of the host machine.])
1173	+	if test -n "$fbigend"; then
1174	+	AC_DEFINE_UNQUOTED(HOST_FLOAT_WORDS_BIG_ENDIAN, $fbigend,
1175	+	[Define to 1 if the host machine stores floating point numbers in
1176	+	memory with the word containing the sign bit at the lowest address,
1177	+	or to 0 if it does it the other way around.
1178	+
1179	+	This macro should not be defined if the ordering is the same as for
1180	+	multi-word integers.])
1181	+	fi
1182	+	])
1183	+
1184	+	dnl Check for host float format
1185	+	gcc_AC_C_FLOAT_FORMAT
1186	+
1187		dnl Platform specific binary postprocessor
1188		AC_PATH_PROG(BLESS, "true")
1189		if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
#	Line 768 | Line 1194 | fi
1194		dnl Check for GCC 2.7 or higher.
1195		HAVE_GCC27=no
1196		AC_MSG_CHECKING(for GCC 2.7 or higher)
1197	<	AC_EGREP_CPP(xyes,
1198	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1199	<	xyes
1200	<	#endif
1201	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1197	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1198	>	# error gcc < 2.7
1199	>	#endif
1200	>	]])],
1201	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1202	>	[AC_MSG_RESULT(no)])
1203
1204		dnl Check for GCC 3.0 or higher.
1205		HAVE_GCC30=no
1206		AC_MSG_CHECKING(for GCC 3.0 or higher)
1207	<	AC_EGREP_CPP(xyes,
1208	<	[#if __GNUC__ >= 3
1209	<	xyes
1210	<	#endif
1211	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1207	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1208	>	# error gcc < 3
1209	>	#endif
1210	>	]])],
1211	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1212	>	[AC_MSG_RESULT(no)])
1213
1214		dnl Check for ICC.
1215		AC_MSG_CHECKING(for ICC)
#	Line 791 | Line 1219 | if $CXX -V -v 2>&1 | grep -q "Intel(R) C
1219		fi
1220		AC_MSG_RESULT($HAVE_ICC)
1221
1222	<	# Test if the compiler can generate ELF objects
1223	<	AC_CACHE_CHECK([whether the compiler can generate ELF objects],
1224	<	ac_cv_elf_objects, [
1222	>	dnl Determine the generated object format
1223	>	AC_CACHE_CHECK([the format of compiler generated objects],
1224	>	ac_cv_object_format, [
1225		echo 'int i;' > conftest.$ac_ext
1226	<	ac_cv_elf_objects=no
1226	>	ac_cv_object_format=no
1227		if AC_TRY_EVAL(ac_compile); then
1228		case `/usr/bin/file conftest.$ac_objext` in
1229		*"ELF"*)
1230	<	ac_cv_elf_objects=yes
1230	>	ac_cv_object_format=elf
1231	>	;;
1232	>	*"Mach-O"*)
1233	>	ac_cv_object_format=mach
1234	>	;;
1235	>	*)
1236	>	ac_cv_object_format=unknown
1237		;;
1238		esac
1239		fi
1240		rm -rf conftest*
1241		])
1242	<	ELF_OBJECTS=$ac_cv_elf_objects
1242	>
1243	>	dnl Add -fno-strict-aliasing for slirp sources
1244	>	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1245	>	SAVED_CFLAGS="$CFLAGS"
1246	>	CFLAGS="$CFLAGS -fno-strict-aliasing"
1247	>	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1248	>	ac_cv_gcc_no_strict_aliasing, [
1249	>	AC_TRY_COMPILE([],[],
1250	>	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1251	>	[ac_cv_gcc_no_strict_aliasing=no])
1252	>	])
1253	>	CFLAGS="$SAVED_CFLAGS"
1254	>	fi
1255	>
1256	>	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1257	>	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1258	>	SAVED_CFLAGS="$CFLAGS"
1259	>	CFLAGS="$CFLAGS -mdynamic-no-pic"
1260	>	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1261	>	ac_cv_gcc_mdynamic_no_pic, [
1262	>	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1263	>	])
1264	>	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1265	>	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1266	>	else
1267	>	CFLAGS="$SAVED_CFLAGS"
1268	>	fi
1269	>	fi
1270
1271		dnl CPU emulator sources
1272		if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1273		CPUSRCS="\
1274	+	../kpx_cpu/src/mathlib/ieeefp.cpp \
1275	+	../kpx_cpu/src/mathlib/mathlib.cpp \
1276		../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \
1277		../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \
1278		../kpx_cpu/src/cpu/ppc/ppc-execute.cpp \
#	Line 820 | Line 1283 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1283		if [[ "x$WANT_JIT" = "xyes" ]]; then
1284		AC_CACHE_CHECK([whether dyngen can be used],
1285		ac_cv_use_dyngen, [
1286	<	case $host_cpu:$ELF_OBJECTS in
1287	<	powerpc:yes)
1286	>	case $host_cpu:$ac_cv_object_format in
1287	>	powerpc:elf)
1288	>	ac_cv_use_dyngen=yes
1289	>	;;
1290	>	x86_64:elf)
1291	>	ac_cv_use_dyngen=yes
1292	>	;;
1293	>	i?86:elf)
1294		ac_cv_use_dyngen=yes
1295		;;
1296	<	x86_64:yes)
1296	>	mips:elf)
1297		ac_cv_use_dyngen=yes
1298		;;
1299	<	i?86:yes)
1299	>	powerpc:mach)
1300	>	ac_cv_use_dyngen=yes
1301	>	;;
1302	>	i?86:mach)
1303		ac_cv_use_dyngen=yes
1304		;;
1305		*:*)
#	Line 847 | Line 1319 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1319		done
1320		fi
1321		fi
1322	<	if [[ -z "$DYNGEN_CC" ]] || ! { echo '#include <limits>' | $DYNGEN_CC -xc++ -c -o /dev/null - >& /dev/null; }; then
1322	>	if [[ -z "$DYNGEN_CC" ]]; then
1323		ac_cv_use_dyngen=no
1324		fi
1325		])
#	Line 855 | Line 1327 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1327		case $host_cpu in
1328		i?86)
1329		DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2"
858	–	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
859	–	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0"
860	–	else
861	–	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
862	–	fi
863	–	saved_CPPFLAGS=$CPPFLAGS
864	–	CPPFLAGS="$CPPFLAGS -mmmx"
865	–	AC_CHECK_HEADERS(mmintrin.h,  [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"])
866	–	CPPFLAGS="$CPPFLAGS -msse"
867	–	AC_CHECK_HEADERS(xmmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"])
868	–	CPPFLAGS="$CPPFLAGS -msse2"
869	–	AC_CHECK_HEADERS(emmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"])
870	–	CPPFLAGS=$saved_CPPFLAGS
1330		;;
1331	<	x86_64)
1332	<	AC_CHECK_HEADERS(mmintrin.h xmmintrin.h emmintrin.h)
1331	>	mips)
1332	>	DYNGEN_OP_FLAGS="-fno-delayed-branch -mno-abicalls"
1333	>	;;
1334	>	powerpc)
1335	>	if [[ "x$ac_cv_object_format" = "xmach" ]]; then
1336	>	DYNGEN_OP_FLAGS="-mdynamic-no-pic"
1337	>	fi
1338		;;
1339		esac
1340	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000"
1340	>	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1341	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0"
1342	>	else
1343	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
1344	>	fi
1345	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-functions -finline-limit=10000 -fno-exceptions -g0"
1346		if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1347		DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-reorder-blocks -fno-optimize-sibling-calls"
1348		fi
1349	+	if [[ "x$DYNGEN_CC" != "x$CXX" ]]; then
1350	+	DYNGEN_CFLAGS="-O2 $CFLAGS"
1351	+	DYNGEN_CXXFLAGS="-O2 $CXXFLAGS"
1352	+	else
1353	+	DYNGEN_CFLAGS="\$(CFLAGS)"
1354	+	DYNGEN_CXXFLAGS="\$(CXXFLAGS)"
1355	+	fi
1356		else
1357		WANT_JIT=no
1358		fi
#	Line 899 | Line 1375 | if [[ "x$ac_cv_use_dyngen" = "xyes" ]];
1375		AC_CACHE_CHECK([whether static data regions are executable],
1376		ac_cv_have_static_data_exec, [
1377		AC_TRY_RUN([int main(void) {
1378	<	#if defined(__powerpc__)
1378	>	#if defined(__powerpc__) || defined(__ppc__)
1379		static unsigned int p[8] = {0x4e800020,};
1380		asm volatile("dcbst 0,%0" : : "r" (p) : "memory");
1381		asm volatile("sync" : : : "memory");
#	Line 915 | Line 1391 | if [[ "x$ac_cv_use_dyngen" = "xyes" ]];
1391		ac_cv_have_static_data_exec=no
1392		)
1393		])
1394	+	else
1395	+	ac_cv_use_dyngen=no
1396		fi
1397		AC_TRANSLATE_DEFINE(HAVE_STATIC_DATA_EXEC, "$ac_cv_have_static_data_exec",
1398		[Define if your system marks static data pages as executable.])
#	Line 923 | Line 1401 | if [[ "x$WANT_JIT" = "xyes" ]]; then
1401		CPPFLAGS="$CPPFLAGS -DUSE_JIT"
1402		fi
1403
1404	+	dnl Higher level optimizations with MIPSPro compilers are possible
1405	+	if [[ "x$HAVE_IPA" = "xyes" ]]; then
1406	+	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1407	+	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1408	+	CXXFLAGS="-LANG:std $CXXFLAGS"
1409	+	LDFLAGS="$LDFLAGS -O3 -OPT:Olimit=0 -IPA"
1410	+	fi
1411	+
1412		dnl Generate Makefile.
1413	+	AC_SUBST(PERL)
1414	+	AC_SUBST(USE_DYNGEN, [$ac_cv_use_dyngen])
1415		AC_SUBST(DYNGENSRCS)
1416		AC_SUBST(DYNGEN_CC)
1417	+	AC_SUBST(DYNGEN_CFLAGS)
1418	+	AC_SUBST(DYNGEN_CXXFLAGS)
1419		AC_SUBST(DYNGEN_OP_FLAGS)
1420		AC_SUBST(SYSSRCS)
1421		AC_SUBST(CPUSRCS)
#	Line 941 | Line 1431 | echo
1431		echo SheepShaver configuration summary:
1432		echo
1433		echo SDL support ...................... : $SDL_SUPPORT
1434	+	echo FBDev DGA support ................ : $WANT_FBDEV_DGA
1435		echo XFree86 DGA support .............. : $WANT_XF86_DGA
1436		echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
1437		echo Using PowerPC emulator ........... : $EMULATED_PPC
#	Line 949 | Line 1440 | echo Enable video on SEGV signals .....
1440		echo ESD sound support ................ : $WANT_ESD
1441		echo GTK user interface ............... : $WANT_GTK
1442		echo mon debugger support ............. : $WANT_MON
1443	+	echo Addressing mode .................. : $WANT_ADDRESSING_MODE
1444		echo Bad memory access recovery type .. : $sigsegv_recovery
1445		echo
1446		echo "Configuration done. Now type \"make\"."

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