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

Comparing BasiliskII/src/Unix/configure.ac (file contents):
Revision 1.10 by gbeauche, 2002-10-01T09:51:09Z vs.
Revision 1.56 by gbeauche, 2005-12-04T15:45:09Z

#	Line 1 | Line 1
1		dnl Process this file with autoconf to produce a configure script.
2		dnl Written in 2002 by Christian Bauer et al.
3
4	<	AC_INIT(main_unix.cpp)
4	>	AC_INIT([Basilisk II], 1.0, [Christian.Bauer@uni-mainz.de], BasiliskII)
5	>	AC_CONFIG_SRCDIR(main_unix.cpp)
6		AC_PREREQ(2.52)
7		AC_CONFIG_HEADER(config.h)
8
9	+	dnl Aliases for PACKAGE and VERSION macros.
10	+	AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE_NAME", [Define this program name.])
11	+	AC_DEFINE_UNQUOTED(VERSION, "$PACKAGE_VERSION", [Define this program version.])
12	+
13	+	dnl Some systems do not put corefiles in the currect directory, avoid saving
14	+	dnl cores for the configure tests since some are intended to dump core.
15	+	ulimit -c 0
16	+
17		dnl Video options.
18		AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
19		AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
20		AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
21		AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
22
23	+	dnl SDL options.
24	+	AC_ARG_ENABLE(sdl-static,    [  --enable-sdl-static     use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no])
25	+	AC_ARG_ENABLE(sdl-video,     [  --enable-sdl-video      use SDL for video graphics [default=no]], [WANT_SDL_VIDEO=$enableval], [WANT_SDL_VIDEO=no])
26	+	AC_ARG_ENABLE(sdl-audio,     [  --enable-sdl-audio      use SDL for audio [default=no]], [WANT_SDL_AUDIO=$enableval], [WANT_SDL_AUDIO=no])
27	+
28		dnl JIT compiler options.
29		AC_ARG_ENABLE(jit-compiler,  [  --enable-jit-compiler   enable JIT compiler [default=no]], [WANT_JIT=$enableval], [WANT_JIT=no])
30		AC_ARG_ENABLE(jit-debug,     [  --enable-jit-debug      activate native code disassemblers [default=no]], [WANT_JIT_DEBUG=$enableval], [WANT_JIT_DEBUG=no])
#	Line 46 | Line 60 | AC_ARG_ENABLE(addressing,
60
61		dnl External packages.
62		AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
63	<	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
63	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]],
64	>	[case "$withval" in
65	>	gtk1)      WANT_GTK="gtk";;
66	>	gtk|gtk2)  WANT_GTK="$withval";;
67	>	yes)       WANT_GTK="gtk2 gtk";;
68	>	*)         WANT_GTK="no";;
69	>	esac],
70	>	[WANT_GTK="gtk2 gtk"])
71		AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
72
73		dnl Canonical system information.
#	Line 69 | Line 90 | HAVE_I386=no
90		HAVE_M68K=no
91		HAVE_SPARC=no
92		HAVE_POWERPC=no
93	+	HAVE_X86_64=no
94		case "$target_cpu" in
95	<	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
96	<	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
97	<	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
98	<	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
99	<	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/g'`;;
95	>	i386* | i486* | i586* | i686* | i786* ) HAVE_I386=yes;;
96	>	m68k* ) HAVE_M68K=yes;;
97	>	sparc* ) HAVE_SPARC=yes;;
98	>	powerpc* ) HAVE_POWERPC=yes;;
99	>	x86_64* ) HAVE_X86_64=yes;;
100		esac
79	–	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
101
102		dnl Checks for programs.
103		AC_PROG_CC
#	Line 85 | Line 106 | AC_PROG_CPP
106		AC_PROG_CXX
107		AC_PROG_MAKE_SET
108		AC_PROG_INSTALL
109	+	AC_PROG_EGREP
110
111		dnl We use mon if possible.
112		MONSRCS=
#	Line 103 | Line 125 | if [[ "x$WANT_MON" = "xyes" ]]; then
125		AC_CHECK_LIB(Hcurses, tgetent, ,
126		AC_CHECK_LIB(curses, tgetent))))))
127		AC_CHECK_LIB(readline, readline)
106	–	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
128		else
129		AC_MSG_RESULT(no)
130		AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
#	Line 114 | Line 135 | fi
135		dnl Checks for libraries.
136		AC_CHECK_LIB(posix4, sem_init)
137		AC_CHECK_LIB(rt, timer_create)
138	+	AC_CHECK_LIB(rt, shm_open)
139	+	AC_CHECK_LIB(m, cos)
140	+
141	+	dnl Do we need SDL?
142	+	WANT_SDL=no
143	+	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
144	+	WANT_SDL=yes
145	+	WANT_XF86_DGA=no
146	+	WANT_XF86_VIDMODE=no
147	+	WANT_FBDEV_DGA=no
148	+	SDL_SUPPORT="$SDL_SUPPORT video"
149	+	fi
150	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
151	+	WANT_SDL=yes
152	+	SDL_SUPPORT="$SDL_SUPPORT audio"
153	+	fi
154	+	if [[ "x$WANT_SDL" = "xyes" ]]; then
155	+	AC_PATH_PROG(sdl_config, "sdl-config")
156	+	if [[ -n "$sdl_config" ]]; then
157	+	case $target_os in
158	+	# Special treatment for Cygwin so that we can still use the POSIX layer
159	+	*cygwin*)
160	+	sdl_cflags="-I`$sdl_config --prefix`/include/SDL"
161	+	sdl_libs="-L`$sdl_config --exec-prefix`/lib -lSDL"
162	+	;;
163	+	*)
164	+	sdl_cflags=`$sdl_config --cflags`
165	+	if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then
166	+	sdl_libs=`$sdl_config --static-libs`
167	+	else
168	+	sdl_libs=`$sdl_config --libs`
169	+	fi
170	+	;;
171	+	esac
172	+	CFLAGS="$CFLAGS $sdl_cflags"
173	+	CXXFLAGS="$CXXFLAGS $sdl_cflags"
174	+	LIBS="$LIBS $sdl_libs"
175	+	else
176	+	WANT_SDL=no
177	+	fi
178	+	SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"`
179	+	else
180	+	SDL_SUPPORT="none"
181	+	fi
182
183	<	dnl We need X11.
184	<	AC_PATH_XTRA
185	<	if [[ "x$no_x" = "xyes" ]]; then
186	<	AC_MSG_ERROR([You need X11 to run Basilisk II.])
187	<	fi
188	<	CFLAGS="$CFLAGS $X_CFLAGS"
189	<	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
190	<	LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
183	>	dnl We need X11, if not using SDL.
184	>	if [[ "x$WANT_SDL" = "xno" ]]; then
185	>	AC_PATH_XTRA
186	>	if [[ "x$no_x" = "xyes" ]]; then
187	>	AC_MSG_ERROR([You need X11 to run Basilisk II.])
188	>	fi
189	>	CFLAGS="$CFLAGS $X_CFLAGS"
190	>	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
191	>	LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
192	>	fi
193
194		dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
195		HAVE_PTHREADS=yes
#	Line 136 | Line 203 | AC_CHECK_LIB(pthread, pthread_create, ,
203		if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
204		AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
205		fi
206	<	AC_CHECK_FUNCS(pthread_cancel)
206	>	AC_CHECK_FUNCS(pthread_cond_init)
207	>	AC_CHECK_FUNCS(pthread_cancel pthread_testcancel)
208		AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
209		AC_CHECK_FUNCS(pthread_mutexattr_settype)
210		AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
#	Line 180 | Line 248 | fi
248
249		dnl We use GTK+ if possible.
250		UISRCS=../dummy/prefs_editor_dummy.cpp
251	<	if [[ "x$WANT_GTK" = "xyes" ]]; then
251	>	case "x$WANT_GTK" in
252	>	xgtk2*)
253	>	AM_PATH_GTK_2_0(1.3.15, [
254	>	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
255	>	CFLAGS="$CFLAGS $GTK_CFLAGS"
256	>	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
257	>	LIBS="$LIBS $GTK_LIBS"
258	>	UISRCS=prefs_editor_gtk.cpp
259	>	WANT_GTK=gtk2
260	>	], [
261	>	case "x${WANT_GTK}x" in
262	>	*gtkx)
263	>	AC_MSG_WARN([Could not find GTK+ 2.0, trying with GTK+ 1.2.])
264	>	WANT_GTK=gtk
265	>	;;
266	>	*)
267	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
268	>	WANT_GTK=no
269	>	;;
270	>	esac
271	>	])
272	>	;;
273	>	esac
274	>	if [[ "x$WANT_GTK" = "xgtk" ]]; then
275		AM_PATH_GTK(1.2.0, [
276		AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
277		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
278		LIBS="$LIBS $GTK_LIBS"
279		UISRCS=prefs_editor_gtk.cpp
280	+	dnl somehow, <gnome-i18n.h> would redefine gettext() to nothing if
281	+	dnl ENABLE_NLS is not set, thusly conflicting with C++ <string> which
282	+	dnl includes <libintl.h>
283	+	AM_GNU_GETTEXT
284		B2_PATH_GNOMEUI([
285		AC_DEFINE(HAVE_GNOMEUI, 1, [Define if libgnomeui is available.])
286		CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
#	Line 215 | Line 310 | AC_SYS_LARGEFILE
310
311		dnl Checks for header files.
312		AC_HEADER_STDC
313	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
313	>	AC_CHECK_HEADERS(stdlib.h stdint.h)
314	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/types.h sys/time.h sys/mman.h mach/mach.h)
315	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
316	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
317	>	AC_CHECK_HEADERS(sys/poll.h sys/select.h)
318	>	AC_CHECK_HEADERS(arpa/inet.h)
319	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
320	>	#ifdef HAVE_SYS_TYPES_H
321	>	#include <sys/types.h>
322	>	#endif
323	>	#ifdef HAVE_SYS_SOCKET_H
324	>	#include <sys/socket.h>
325	>	#endif
326	>	])
327	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
328	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
329
330		dnl Checks for typedefs, structures, and compiler characteristics.
331		AC_C_BIGENDIAN
#	Line 230 | Line 340 | AC_CHECK_SIZEOF(double, 8)
340		AC_CHECK_SIZEOF(long double, 12)
341		AC_CHECK_SIZEOF(void *, 4)
342		AC_TYPE_OFF_T
343	<	AC_CHECK_TYPE(loff_t, off_t)
344	<	AC_CHECK_TYPE(caddr_t, [char *])
343	>	AC_CHECK_TYPES(loff_t)
344	>	AC_CHECK_TYPES(caddr_t)
345		AC_TYPE_SIZE_T
346		AC_TYPE_SIGNAL
347		AC_HEADER_TIME
#	Line 255 | Line 365 | if [[ "x$ac_cv_type_socklen_t" != "xyes"
365		fi
366
367		dnl Checks for library functions.
368	<	AC_CHECK_FUNCS(strdup cfmakeraw)
368	>	AC_CHECK_FUNCS(strdup strerror cfmakeraw)
369		AC_CHECK_FUNCS(clock_gettime timer_create)
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(poll inet_aton)
374
375		dnl Darwin seems to define mach_task_self() instead of task_self().
376		AC_CHECK_FUNCS(mach_task_self task_self)
#	Line 286 | Line 397 | mips-sony-bsd|mips-sony-newsos4)
397		*-*-sco3.2v5*)
398		no_dev_ptmx=1
399		;;
400	+	*-*-cygwin*)
401	+	no_dev_ptmx=1
402	+	;;
403		esac
404
405		if test -z "$no_dev_ptmx" ; then
#	Line 308 | Line 422 | AC_CHECK_FILE([/dev/ptc],
422		dnl (end of code from openssh-3.2.2p1 configure.ac)
423
424
425	+	dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
426	+	AC_DEFUN([AC_CHECK_FRAMEWORK], [
427	+	AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
428	+	AC_CACHE_CHECK([whether compiler supports framework $1],
429	+	ac_Framework, [
430	+	saved_LIBS="$LIBS"
431	+	LIBS="$LIBS -framework $1"
432	+	AC_TRY_LINK(
433	+	[$2], [int main(void) { return 0; }],
434	+	[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
435	+	)
436	+	])
437	+	AS_IF([test AS_VAR_GET(ac_Framework) = yes],
438	+	[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
439	+	)
440	+	AS_VAR_POPDEF([ac_Framework])dnl
441	+	])
442	+
443	+	dnl Check for some MacOS X frameworks
444	+	AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
445	+	AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
446	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
447	+
448		dnl Select system-dependant source files.
449		SERIALSRC=serial_unix.cpp
450		ETHERSRC=../dummy/ether_dummy.cpp
451		SCSISRC=../dummy/scsi_dummy.cpp
452		AUDIOSRC=../dummy/audio_dummy.cpp
453	+	EXTFSSRC=extfs_unix.cpp
454		EXTRASYSSRCS=
455		CAN_NATIVE_M68K=no
456		case "$target_os" in
#	Line 346 | Line 484 | freebsd*)
484		;;
485		netbsd*)
486		CAN_NATIVE_M68K=yes
487	+	ETHERSRC=ether_unix.cpp
488		;;
489		solaris*)
490		AUDIOSRC=Solaris/audio_solaris.cpp
#	Line 355 | Line 494 | irix*)
494		ETHERSRC=ether_unix.cpp
495		AUDIOSRC=Irix/audio_irix.cpp
496		EXTRASYSSRCS=Irix/unaligned.c
358	–	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
359	–	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
497		LIBS="$LIBS -laudio"
498		WANT_ESD=no
499
500	<	dnl Check if our compiler supports -Ofast (MIPSPro)
501	<	HAVE_OFAST=no
500	>	dnl Check if our compiler supports -IPA (MIPSPro)
501	>	HAVE_IPA=no
502		ocflags="$CFLAGS"
503	<	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
504	<	AC_MSG_CHECKING(if "-Ofast" works)
503	>	CFLAGS=`echo "$CFLAGS -IPA" | sed -e "s/-g//g"`
504	>	AC_MSG_CHECKING(if "-IPA" works)
505		dnl Do a test compile of an empty function
506	<	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
506	>	AC_TRY_COMPILE([#if defined __GNUC__
507	>	# error GCC does not support IPA yet
508	>	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
509		CFLAGS="$ocflags"
510	<
510	>	;;
511	>	darwin*)
512	>	ETHERSRC=ether_unix.cpp
513	>	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
514	>	EXTRASYSSRCS="../MacOSX/sys_darwin.cpp"
515	>	fi
516	>	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
517	>	EXTFSSRC=../MacOSX/extfs_macosx.mm
518	>	fi
519	>	;;
520	>	cygwin*)
521	>	SERIALSRC="../dummy/serial_dummy.cpp"
522	>	EXTRASYSSRCS="../Windows/BasiliskII.rc"
523		;;
524		esac
525
526	+	dnl Is the slirp library supported?
527	+	if [[ "x$ETHERSRC" = "xether_unix.cpp" ]]; then
528	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
529	+	SLIRP_SRCS="\
530	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
531	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
532	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
533	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
534	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
535	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
536	+	fi
537	+	AC_SUBST(SLIRP_SRCS)
538	+
539	+	dnl SDL overrides
540	+	if [[ "x$WANT_SDL" = "xyes" ]]; then
541	+	AC_DEFINE(USE_SDL, 1, [Define to enble SDL support])
542	+	fi
543	+	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
544	+	AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support])
545	+	VIDEOSRCS="../SDL/video_sdl.cpp"
546	+	KEYCODES="../SDL/keycodes"
547	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
548	+	EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/clip_macosx.cpp"
549	+	else
550	+	case "$target_os" in
551	+	cygwin*)
552	+	EXTRASYSSRCS="$EXTRASYSSRCS ../Windows/clip_windows.cpp"
553	+	;;
554	+	*)
555	+	EXTRASYSSRCS="$EXTRASYSSRCS ../dummy/clip_dummy.cpp"
556	+	;;
557	+	esac
558	+	fi
559	+	else
560	+	VIDEOSRCS="video_x.cpp"
561	+	KEYCODES="keycodes"
562	+	EXTRASYSSRCS="$EXTRASYSSRCS clip_unix.cpp"
563	+	fi
564	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
565	+	AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support])
566	+	AUDIOSRC="../SDL/audio_sdl.cpp"
567	+	fi
568	+
569		dnl Use 68k CPU natively?
570		WANT_NATIVE_M68K=no
571		if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
#	Line 386 | Line 580 | if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
580		ETHERSRC=../dummy/ether_dummy.cpp
581		AUDIOSRC=../dummy/audio_dummy.cpp
582		fi
583	<	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
583	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
584
585		dnl Define a macro that translates a yesno-variable into a C macro definition
586		dnl to be put into the config.h file
587		dnl $1 -- the macro to define
588		dnl $2 -- the value to translate
589		dnl $3 -- template name
590	<	AC_DEFUN(AC_TRANSLATE_DEFINE, [
590	>	AC_DEFUN([AC_TRANSLATE_DEFINE], [
591		if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
592		AC_DEFINE($1, 1, $3)
593		fi
594		])
595
596	+	dnl Check that the host supports TUN/TAP devices
597	+	AC_CACHE_CHECK([whether TUN/TAP is supported],
598	+	ac_cv_tun_tap_support, [
599	+	AC_TRY_COMPILE([
600	+	#if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H)
601	+	#include <linux/if.h>
602	+	#include <linux/if_tun.h>
603	+	#endif
604	+	#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H)
605	+	#include <net/if.h>
606	+	#include <net/if_tun.h>
607	+	#endif
608	+	], [
609	+	struct ifreq ifr;
610	+	memset(&ifr, 0, sizeof(ifr));
611	+	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
612	+	],
613	+	ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no
614	+	)
615	+	])
616	+	AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support",
617	+	[Define if your system supports TUN/TAP devices.])
618	+
619		dnl Various checks if the system supports vm_allocate() and the like functions.
620		have_mach_vm=no
621		if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
#	Line 545 | Line 762 | AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_
762
763		fi dnl HAVE_MMAP_VM
764
765	+	dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
766	+	AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x2000],
767	+	ac_cv_pagezero_hack, [
768	+	ac_cv_pagezero_hack=no
769	+	if AC_TRY_COMMAND([Darwin/testlmem.sh 0x2000]); then
770	+	ac_cv_pagezero_hack=yes
771	+	dnl might as well skip the test for mmap-able low memory
772	+	ac_cv_can_map_lm=no
773	+	fi
774	+	])
775	+	AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
776	+	[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
777	+
778		dnl Check if we can mmap 0x2000 bytes from 0x0000
779		AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
780		ac_cv_can_map_lm, [
#	Line 553 | Line 783 | AC_CACHE_CHECK([whether we can map Low M
783		AC_TRY_RUN([
784		#include "vm_alloc.cpp"
785		int main(void) { /* returns 0 if we could map the lowmem globals */
786	<	volatile char * lm;
786	>	volatile char * lm = 0;
787		if (vm_init() < 0) exit(1);
788	<	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
788	>	if (vm_acquire_fixed(0, 0x2000) < 0) exit(1);
789		lm[0] = 'z';
790		if (vm_release((char *)lm, 0x2000) < 0) exit(1);
791		vm_exit(); exit(0);
#	Line 568 | Line 798 | AC_CACHE_CHECK([whether we can map Low M
798		]
799		)
800
801	+	dnl Check if we have POSIX shared memory support
802	+	AC_CACHE_CHECK([whether POSIX shared memory is working],
803	+	ac_cv_have_posix_shm, [
804	+	AC_LANG_SAVE
805	+	AC_LANG_CPLUSPLUS
806	+	AC_TRY_RUN([
807	+	#define HAVE_POSIX_SHM
808	+	#include "vm_alloc.cpp"
809	+	int main(void) { /* returns 0 if we have working POSIX shm */
810	+	if (vm_init() < 0) exit(2);
811	+	char *m1 = (char *)vm_acquire(32768, VM_MAP_DEFAULT | VM_MAP_33BIT);
812	+	if (m1 == VM_MAP_FAILED) exit(3);
813	+	vm_exit(); exit(0);
814	+	}
815	+	], ac_cv_have_posix_shm=yes, ac_cv_have_posix_shm=no,
816	+	dnl When cross-compiling, do not assume anything.
817	+	ac_cv_have_posix_shm="guessing no"
818	+	)
819	+	AC_LANG_RESTORE
820	+	]
821	+	)
822	+	AC_TRANSLATE_DEFINE(HAVE_POSIX_SHM, "$ac_cv_have_posix_shm",
823	+	[Define if your system supports POSIX shared memory.])
824	+
825	+	dnl Check if we have working 33-bit memory addressing
826	+	AC_CACHE_CHECK([whether 33-bit memory addressing is working],
827	+	ac_cv_have_33bit_addressing, [
828	+	AC_LANG_SAVE
829	+	AC_LANG_CPLUSPLUS
830	+	AC_TRY_RUN([
831	+	#define USE_33BIT_ADDRESSING 1
832	+	#include "vm_alloc.cpp"
833	+	int main(void) { /* returns 0 if we have working 33-bit addressing */
834	+	if (sizeof(void *) < 8) exit(1);
835	+	if (vm_init() < 0) exit(2);
836	+	char *m1 = (char *)vm_acquire(32768, VM_MAP_DEFAULT | VM_MAP_33BIT);
837	+	if (m1 == VM_MAP_FAILED) exit(3);
838	+	char *m2 = m1 + (1L << 32);
839	+	m1[0] = 0x12; if (m2[0] != 0x12) exit(4);
840	+	m2[0] = 0x34; if (m1[0] != 0x34) exit(5);
841	+	vm_exit(); exit(0);
842	+	}
843	+	], ac_cv_have_33bit_addressing=yes, ac_cv_have_33bit_addressing=no,
844	+	dnl When cross-compiling, do not assume anything.
845	+	ac_cv_have_33bit_addressing="guessing no"
846	+	)
847	+	AC_LANG_RESTORE
848	+	]
849	+	)
850	+
851		dnl Check signal handlers need to be reinstalled
852		AC_CACHE_CHECK([whether signal handlers need to be reinstalled],
853		ac_cv_signal_need_reinstall, [
#	Line 629 | Line 909 | AC_CACHE_CHECK([whether sigaction handle
909		AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
910		[Define if your system requires sigactions to be reinstalled.])
911
912	<	dnl Check if extended signals are supported.
913	<	AC_CACHE_CHECK([whether your system supports extended signal handlers],
914	<	ac_cv_have_extended_signals, [
912	>	dnl Check if Mach exceptions supported.
913	>	AC_CACHE_CHECK([whether your system supports Mach exceptions],
914	>	ac_cv_have_mach_exceptions, [
915	>	AC_LANG_SAVE
916	>	AC_LANG_CPLUSPLUS
917	>	AC_TRY_RUN([
918	>	#define HAVE_MACH_EXCEPTIONS 1
919	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
920	>	#include "vm_alloc.cpp"
921	>	#include "sigsegv.cpp"
922	>	], [
923	>	sigsegv_recovery=mach
924	>	ac_cv_have_mach_exceptions=yes
925	>	],
926	>	ac_cv_have_mach_exceptions=no,
927	>	dnl When cross-compiling, do not assume anything.
928	>	ac_cv_have_mach_exceptions=no
929	>	)
930	>	AC_LANG_RESTORE
931	>	]
932	>	)
933	>	AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
934	>	[Define if your system supports Mach exceptions.])
935	>
936	>	dnl Check if Windows exceptions are supported.
937	>	AC_CACHE_CHECK([whether your system supports Windows exceptions],
938	>	ac_cv_have_win32_exceptions, [
939		AC_LANG_SAVE
940		AC_LANG_CPLUSPLUS
941		AC_TRY_RUN([
942	<	#define HAVE_SIGINFO_T 1
942	>	#define HAVE_WIN32_EXCEPTIONS 1
943		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
944		#include "vm_alloc.cpp"
945		#include "sigsegv.cpp"
946	<	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
946	>	], [
947	>	sigsegv_recovery=win32
948	>	ac_cv_have_win32_exceptions=yes
949	>	],
950	>	ac_cv_have_win32_exceptions=no,
951		dnl When cross-compiling, do not assume anything.
952	<	ac_cv_have_extended_signals=no
952	>	ac_cv_have_win32_exceptions=no
953		)
954		AC_LANG_RESTORE
955		]
956		)
957	<	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
958	<	[Define if your system support extended signals.])
957	>	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
958	>	[Define if your system supports Windows exceptions.])
959	>
960	>	dnl Otherwise, check if extended signals are supported.
961	>	if [[ -z "$sigsegv_recovery" ]]; then
962	>	AC_CACHE_CHECK([whether your system supports extended signal handlers],
963	>	ac_cv_have_extended_signals, [
964	>	AC_LANG_SAVE
965	>	AC_LANG_CPLUSPLUS
966	>	AC_TRY_RUN([
967	>	#define HAVE_SIGINFO_T 1
968	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
969	>	#include "vm_alloc.cpp"
970	>	#include "sigsegv.cpp"
971	>	], [
972	>	sigsegv_recovery=siginfo
973	>	ac_cv_have_extended_signals=yes
974	>	],
975	>	ac_cv_have_extended_signals=no,
976	>	dnl When cross-compiling, do not assume anything.
977	>	ac_cv_have_extended_signals=no
978	>	)
979	>	AC_LANG_RESTORE
980	>	]
981	>	)
982	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
983	>	[Define if your system support extended signals.])
984	>	fi
985
986		dnl Otherwise, check for subterfuges.
987	<	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
987	>	if [[ -z "$sigsegv_recovery" ]]; then
988		AC_CACHE_CHECK([whether we then have a subterfuge for your system],
989		ac_cv_have_sigcontext_hack, [
990		AC_LANG_SAVE
#	Line 660 | Line 994 | if [[ "x$ac_cv_have_extended_signals" =
994		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
995		#include "vm_alloc.cpp"
996		#include "sigsegv.cpp"
997	<	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
997	>	], [
998	>	sigsegv_recovery=sigcontext
999	>	ac_cv_have_sigcontext_hack=yes
1000	>	],
1001	>	ac_cv_have_sigcontext_hack=no,
1002		dnl When cross-compiling, do not assume anything.
1003		ac_cv_have_sigcontext_hack=no
1004		)
#	Line 692 | Line 1030 | AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_IN
1030
1031		dnl Can we do Video on SEGV Signals ?
1032		CAN_VOSF=no
1033	<	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
1033	>	if [[ -n "$sigsegv_recovery" ]]; then
1034		CAN_VOSF=yes
1035		fi
1036
1037	+	dnl A dummy program that returns always true
1038	+	AC_PATH_PROG([BLESS], "true")
1039	+
1040		dnl Determine the addressing mode to use
1041		if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
1042		ADDRESSING_MODE="real"
#	Line 706 | Line 1047 | else
1047		case $am in
1048		real)
1049		dnl Requires ability to mmap() Low Memory globals
1050	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
1050	>	if [[ "x$ac_cv_can_map_lm$ac_cv_pagezero_hack" = "xnono" ]]; then
1051		continue
1052		fi
1053	<	dnl Requires VOSF screen updates
1053	>	dnl Requires VOSF screen updates
1054		if [[ "x$CAN_VOSF" = "xno" ]]; then
1055		continue
1056		fi
#	Line 717 | Line 1058 | else
1058		ADDRESSING_MODE="real"
1059		WANT_VOSF=yes dnl we can use VOSF and we need it actually
1060		DEFINES="$DEFINES -DREAL_ADDRESSING"
1061	+	if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
1062	+	BLESS=Darwin/lowmem
1063	+	LDFLAGS="$LDFLAGS -pagezero_size 0x2000"
1064	+	fi
1065		break
1066		;;
1067		direct)
#	Line 769 | Line 1114 | AC_MSG_RESULT($HAVE_GAS)
1114		dnl Check for GCC 2.7 or higher.
1115		HAVE_GCC27=no
1116		AC_MSG_CHECKING(for GCC 2.7 or higher)
1117	<	AC_EGREP_CPP(yes,
1118	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1119	<	yes
1120	<	#endif
1121	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1117	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1118	>	# error gcc < 2.7
1119	>	#endif
1120	>	]])],
1121	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1122	>	[AC_MSG_RESULT(no)])
1123
1124		dnl Check for GCC 3.0 or higher.
1125		HAVE_GCC30=no
1126		AC_MSG_CHECKING(for GCC 3.0 or higher)
1127	<	AC_EGREP_CPP(yes,
1128	<	[#if __GNUC__ >= 3
1129	<	yes
1130	<	#endif
1131	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1127	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1128	>	# error gcc < 3
1129	>	#endif
1130	>	]])],
1131	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1132	>	[AC_MSG_RESULT(no)])
1133	>
1134	>	dnl Check for ICC.
1135	>	AC_MSG_CHECKING(for ICC)
1136	>	HAVE_ICC=no
1137	>	if $CXX -V -v 2>&1 | grep -q "Intel(R) C++ Compiler"; then
1138	>	HAVE_ICC=yes
1139	>	fi
1140	>	AC_MSG_RESULT($HAVE_ICC)
1141
1142		dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
1143		dnl Also set "-fno-exceptions" for C++ because exception handling requires
#	Line 797 | Line 1152 | dnl As of 2001/08/02, this affects the f
1152		dnl Official: probably gcc-3.1 (mainline CVS)
1153		dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
1154		dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
1155	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1155	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1156		SAVED_CXXFLAGS="$CXXFLAGS"
1157		CXXFLAGS="$CXXFLAGS -fno-merge-constants"
1158		AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
#	Line 811 | Line 1166 | if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1166		fi
1167		fi
1168
1169	+	dnl Store motion was introduced in 3.3-hammer branch and any gcc >= 3.4
1170	+	dnl However, there are some corner cases exposed on x86-64
1171	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1172	+	SAVED_CXXFLAGS="$CXXFLAGS"
1173	+	CXXFLAGS="$CXXFLAGS -fno-gcse-sm"
1174	+	AC_CACHE_CHECK([whether GCC supports store motion], ac_cv_gcc_store_motion, [
1175	+	AC_LANG_SAVE
1176	+	AC_LANG_CPLUSPLUS
1177	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_store_motion=yes],[ac_cv_gcc_store_motion=no])
1178	+	AC_LANG_RESTORE
1179	+	])
1180	+	if [[ "x$ac_cv_gcc_store_motion" != "xyes" ]]; then
1181	+	CXXFLAGS="$SAVED_CXXFLAGS"
1182	+	fi
1183	+	fi
1184	+
1185	+	dnl Add -fno-strict-aliasing for slirp sources
1186	+	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1187	+	SAVED_CFLAGS="$CFLAGS"
1188	+	CFLAGS="$CFLAGS -fno-strict-aliasing"
1189	+	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1190	+	ac_cv_gcc_no_strict_aliasing, [
1191	+	AC_TRY_COMPILE([],[],
1192	+	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1193	+	[ac_cv_gcc_no_strict_aliasing=no])
1194	+	])
1195	+	CFLAGS="$SAVED_CFLAGS"
1196	+	fi
1197	+
1198	+	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1199	+	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1200	+	SAVED_CFLAGS="$CFLAGS"
1201	+	CFLAGS="$CFLAGS -mdynamic-no-pic"
1202	+	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1203	+	ac_cv_gcc_mdynamic_no_pic, [
1204	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1205	+	])
1206	+	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1207	+	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1208	+	else
1209	+	CFLAGS="$SAVED_CFLAGS"
1210	+	fi
1211	+	fi
1212	+
1213		dnl Select appropriate CPU source and REGPARAM define.
1214		ASM_OPTIMIZATIONS=none
1215		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
#	Line 820 | Line 1219 | dnl Other platforms should define their
1219		CAN_JIT=no
1220		JITSRCS="compemu1.cpp compemu2.cpp compemu3.cpp compemu4.cpp compemu5.cpp compemu6.cpp compemu7.cpp compemu8.cpp"
1221
1222	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
1222	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
1223		dnl i386 CPU
1224		DEFINES="$DEFINES -DUNALIGNED_PROFITABLE -DREGPARAM=\"__attribute__((regparm(3)))\""
1225		if [[ "x$HAVE_GAS" = "xyes" ]]; then
1226		ASM_OPTIMIZATIONS=i386
1227		DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTIMIZED_FLAGS -DSAHF_SETO_PROFITABLE"
1228		JITSRCS="cpuemu1_nf.cpp cpuemu2_nf.cpp cpuemu3_nf.cpp cpuemu4_nf.cpp cpuemu5_nf.cpp cpuemu6_nf.cpp cpuemu7_nf.cpp cpuemu8_nf.cpp $JITSRCS"
1229	+	CAN_JIT=yes
1230	+	fi
1231	+	elif [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_X86_64" = "xyes" ]]; then
1232	+	dnl x86-64 CPU
1233	+	DEFINES="$DEFINES -DUNALIGNED_PROFITABLE"
1234	+	if [[ "x$HAVE_GAS" = "xyes" ]]; then
1235	+	ASM_OPTIMIZATIONS="x86-64"
1236	+	DEFINES="$DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS"
1237	+	JITSRCS="cpuemu1_nf.cpp cpuemu2_nf.cpp cpuemu3_nf.cpp cpuemu4_nf.cpp cpuemu5_nf.cpp cpuemu6_nf.cpp cpuemu7_nf.cpp cpuemu8_nf.cpp $JITSRCS"
1238	+	CAN_JIT=yes
1239	+	WANT_33BIT_ADDRESSING=yes
1240		fi
831	–	CAN_JIT=yes
1241		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
1242		dnl SPARC CPU
1243		case "$target_os" in
#	Line 884 | Line 1293 | else
1293		JITSRCS=""
1294		fi
1295
1296	+	dnl Use 33-bit memory addressing?
1297	+	if [[ "$ac_cv_have_33bit_addressing:$WANT_33BIT_ADDRESSING" = "yes:yes" ]]; then
1298	+	use_33bit_addressing=yes
1299	+	fi
1300	+	AC_TRANSLATE_DEFINE(USE_33BIT_ADDRESSING, "$use_33bit_addressing",
1301	+	[Define to use 33-bit memory addressing on 64-bit JIT capable systems.])
1302	+
1303		dnl Utility macro used by next two tests.
1304		dnl AC_EXAMINE_OBJECT(C source code,
1305		dnl     commands examining object file,
#	Line 1081 | Line 1497 | fi
1497
1498		dnl Remove the "-g" option if set for GCC.
1499		if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1500	<	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
1501	<	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
1500	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g\b//g'`
1501	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g\b//g'`
1502		fi
1503
1504	<	dnl Or if we have -Ofast
1505	<	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
1506	<	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
1507	<	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
1504	>	dnl Or if we have -IPA (MIPSPro compilers)
1505	>	if [[ "x$HAVE_IPA" = "xyes" ]]; then
1506	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1507	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1508		CXXFLAGS="-LANG:std $CXXFLAGS"
1509	<	LDFLAGS="$LDFLAGS -ipa"
1509	>	LDFLAGS="$LDFLAGS -O3 -OPT:Olimit=0 -IPA"
1510		fi
1511
1512		dnl Generate Makefile.
#	Line 1098 | Line 1514 | AC_SUBST(DEFINES)
1514		AC_SUBST(SYSSRCS)
1515		AC_SUBST(CPUINCLUDES)
1516		AC_SUBST(CPUSRCS)
1517	<	AC_OUTPUT(Makefile)
1517	>	AC_SUBST(BLESS)
1518	>	AC_SUBST(KEYCODES)
1519	>	AC_CONFIG_FILES([Makefile])
1520	>	AC_OUTPUT
1521
1522		dnl Print summary.
1523		echo
1524		echo Basilisk II configuration summary:
1525		echo
1526	+	echo SDL support ............................ : $SDL_SUPPORT
1527		echo XFree86 DGA support .................... : $WANT_XF86_DGA
1528		echo XFree86 VidMode support ................ : $WANT_XF86_VIDMODE
1529		echo fbdev DGA support ...................... : $WANT_FBDEV_DGA
#	Line 1117 | Line 1537 | echo JIT debug mode ....................
1537		echo Floating-Point emulation core .......... : $FPE_CORE
1538		echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
1539		echo Addressing mode ........................ : $ADDRESSING_MODE
1540	+	echo Bad memory access recovery type ........ : $sigsegv_recovery
1541		echo
1542		echo "Configuration done. Now type \"make\" (or \"gmake\")."

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