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

Comparing BasiliskII/src/Unix/configure.ac (file contents):
Revision 1.18 by gbeauche, 2003-08-17T10:16:23Z vs.
Revision 1.71 by gbeauche, 2007-01-13T18:21:30Z

#	Line 6 | Line 6 | 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	+	AC_ARG_ENABLE(standalone-gui,[  --enable-standalone-gui enable a standalone GUI prefs editor [default=no]], [WANT_STANDALONE_GUI=$enableval], [WANT_STANDALONE_GUI=no])
18	+
19		dnl Video options.
20		AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
21		AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
22		AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
23		AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
24
25	+	dnl SDL options.
26	+	AC_ARG_ENABLE(sdl-static,    [  --enable-sdl-static     use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no])
27	+	AC_ARG_ENABLE(sdl-video,     [  --enable-sdl-video      use SDL for video graphics [default=no]], [WANT_SDL_VIDEO=$enableval], [WANT_SDL_VIDEO=no])
28	+	AC_ARG_ENABLE(sdl-audio,     [  --enable-sdl-audio      use SDL for audio [default=no]], [WANT_SDL_AUDIO=$enableval], [WANT_SDL_AUDIO=no])
29	+
30		dnl JIT compiler options.
31		AC_ARG_ENABLE(jit-compiler,  [  --enable-jit-compiler   enable JIT compiler [default=no]], [WANT_JIT=$enableval], [WANT_JIT=no])
32		AC_ARG_ENABLE(jit-debug,     [  --enable-jit-debug      activate native code disassemblers [default=no]], [WANT_JIT_DEBUG=$enableval], [WANT_JIT_DEBUG=no])
#	Line 47 | Line 62 | AC_ARG_ENABLE(addressing,
62
63		dnl External packages.
64		AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
65	<	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
65	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]],
66	>	[case "$withval" in
67	>	gtk1)      WANT_GTK="gtk";;
68	>	gtk|gtk2)  WANT_GTK="$withval";;
69	>	yes)       WANT_GTK="gtk2 gtk";;
70	>	*)         WANT_GTK="no";;
71	>	esac],
72	>	[WANT_GTK="gtk2 gtk"])
73		AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
74
75		dnl Canonical system information.
#	Line 86 | Line 108 | AC_PROG_CPP
108		AC_PROG_CXX
109		AC_PROG_MAKE_SET
110		AC_PROG_INSTALL
111	+	AC_PROG_EGREP
112
113		dnl We use mon if possible.
114		MONSRCS=
#	Line 104 | Line 127 | if [[ "x$WANT_MON" = "xyes" ]]; then
127		AC_CHECK_LIB(Hcurses, tgetent, ,
128		AC_CHECK_LIB(curses, tgetent))))))
129		AC_CHECK_LIB(readline, readline)
107	–	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
130		else
131		AC_MSG_RESULT(no)
132		AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
#	Line 115 | Line 137 | fi
137		dnl Checks for libraries.
138		AC_CHECK_LIB(posix4, sem_init)
139		AC_CHECK_LIB(rt, timer_create)
140	+	AC_CHECK_LIB(rt, shm_open)
141	+	AC_CHECK_LIB(m, cos)
142	+
143	+	dnl Do we need SDL?
144	+	WANT_SDL=no
145	+	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
146	+	WANT_SDL=yes
147	+	WANT_XF86_DGA=no
148	+	WANT_XF86_VIDMODE=no
149	+	WANT_FBDEV_DGA=no
150	+	SDL_SUPPORT="$SDL_SUPPORT video"
151	+	fi
152	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
153	+	WANT_SDL=yes
154	+	SDL_SUPPORT="$SDL_SUPPORT audio"
155	+	fi
156	+	if [[ "x$WANT_SDL" = "xyes" ]]; then
157	+	AC_PATH_PROG(sdl_config, "sdl-config")
158	+	if [[ -n "$sdl_config" ]]; then
159	+	case $target_os in
160	+	# Special treatment for Cygwin so that we can still use the POSIX layer
161	+	*cygwin*)
162	+	sdl_cflags="-I`$sdl_config --prefix`/include/SDL"
163	+	sdl_libs="-L`$sdl_config --exec-prefix`/lib -lSDL"
164	+	;;
165	+	*)
166	+	sdl_cflags=`$sdl_config --cflags`
167	+	if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then
168	+	sdl_libs=`$sdl_config --static-libs`
169	+	else
170	+	sdl_libs=`$sdl_config --libs`
171	+	fi
172	+	;;
173	+	esac
174	+	CFLAGS="$CFLAGS $sdl_cflags"
175	+	CXXFLAGS="$CXXFLAGS $sdl_cflags"
176	+	LIBS="$LIBS $sdl_libs"
177	+	else
178	+	WANT_SDL=no
179	+	fi
180	+	SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"`
181	+	else
182	+	SDL_SUPPORT="none"
183	+	fi
184
185	<	dnl We need X11.
186	<	AC_PATH_XTRA
187	<	if [[ "x$no_x" = "xyes" ]]; then
188	<	AC_MSG_ERROR([You need X11 to run Basilisk II.])
189	<	fi
190	<	CFLAGS="$CFLAGS $X_CFLAGS"
191	<	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
192	<	LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
185	>	dnl We need X11, if not using SDL.
186	>	if [[ "x$WANT_SDL" = "xno" ]]; then
187	>	AC_PATH_XTRA
188	>	if [[ "x$no_x" = "xyes" ]]; then
189	>	AC_MSG_ERROR([You need X11 to run Basilisk II.])
190	>	fi
191	>	CFLAGS="$CFLAGS $X_CFLAGS"
192	>	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
193	>	LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
194	>	fi
195
196		dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
197		HAVE_PTHREADS=yes
#	Line 137 | Line 205 | AC_CHECK_LIB(pthread, pthread_create, ,
205		if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
206		AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
207		fi
208	<	AC_CHECK_FUNCS(pthread_cancel)
208	>	AC_CHECK_FUNCS(pthread_cond_init)
209	>	AC_CHECK_FUNCS(pthread_cancel pthread_testcancel)
210		AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
211		AC_CHECK_FUNCS(pthread_mutexattr_settype)
212		AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
#	Line 181 | Line 250 | fi
250
251		dnl We use GTK+ if possible.
252		UISRCS=../dummy/prefs_editor_dummy.cpp
253	<	if [[ "x$WANT_GTK" = "xyes" ]]; then
253	>	case "x$WANT_GTK" in
254	>	xgtk2*)
255	>	AM_PATH_GTK_2_0(1.3.15, [
256	>	GUI_CFLAGS="$GTK_CFLAGS"
257	>	GUI_LIBS="$GTK_LIBS"
258	>	WANT_GTK=gtk2
259	>	], [
260	>	case "x${WANT_GTK}x" in
261	>	*gtkx)
262	>	AC_MSG_WARN([Could not find GTK+ 2.0, trying with GTK+ 1.2.])
263	>	WANT_GTK=gtk
264	>	;;
265	>	*)
266	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
267	>	WANT_GTK=no
268	>	;;
269	>	esac
270	>	])
271	>	;;
272	>	esac
273	>	if [[ "x$WANT_GTK" = "xgtk" ]]; then
274		AM_PATH_GTK(1.2.0, [
275	<	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
276	<	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
188	<	LIBS="$LIBS $GTK_LIBS"
189	<	UISRCS=prefs_editor_gtk.cpp
275	>	GUI_CFLAGS="$GTK_CFLAGS"
276	>	GUI_LIBS="$GTK_LIBS"
277		dnl somehow, <gnome-i18n.h> would redefine gettext() to nothing if
278		dnl ENABLE_NLS is not set, thusly conflicting with C++ <string> which
279		dnl includes <libintl.h>
280		AM_GNU_GETTEXT
281		B2_PATH_GNOMEUI([
282		AC_DEFINE(HAVE_GNOMEUI, 1, [Define if libgnomeui is available.])
283	<	CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
284	<	LIBS="$LIBS $GNOMEUI_LIBS"
283	>	GUI_CFLAGS="$GUI_CFLAGS $GNOMEUI_CFLAGS"
284	>	GUI_LIBS="$GUI_LIBS $GNOMEUI_LIBS"
285		], [])
286		], [
287		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
288		WANT_GTK=no
289		])
290		fi
291	+	if [[ "x$WANT_GTK" != "xno" -a "x$WANT_STANDALONE_GUI" = "xno" ]]; then
292	+	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
293	+	UISRCS=prefs_editor_gtk.cpp
294	+	fi
295	+	AC_SUBST(GUI_CFLAGS)
296	+	AC_SUBST(GUI_LIBS)
297	+
298	+	dnl Build external GUI if requested.
299	+	if [[ "$WANT_STANDALONE_GUI" != "yes" ]]; then
300	+	WANT_STANDALONE_GUI=no
301	+	fi
302	+	if [[ "$WANT_GTK" = "no" ]]; then
303	+	WANT_STANDALONE_GUI=no
304	+	fi
305	+	AC_SUBST(STANDALONE_GUI, [$WANT_STANDALONE_GUI])
306
307		dnl We use ESD if possible.
308		if [[ "x$WANT_ESD" = "xyes" ]]; then
#	Line 220 | Line 322 | AC_SYS_LARGEFILE
322
323		dnl Checks for header files.
324		AC_HEADER_STDC
325	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
325	>	AC_CHECK_HEADERS(stdlib.h stdint.h)
326	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/types.h sys/time.h sys/mman.h mach/mach.h)
327	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
328	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
329	>	AC_CHECK_HEADERS(sys/poll.h sys/select.h)
330	>	AC_CHECK_HEADERS(arpa/inet.h)
331	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
332	>	#ifdef HAVE_SYS_TYPES_H
333	>	#include <sys/types.h>
334	>	#endif
335	>	#ifdef HAVE_SYS_SOCKET_H
336	>	#include <sys/socket.h>
337	>	#endif
338	>	])
339	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
340	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
341
342		dnl Checks for typedefs, structures, and compiler characteristics.
343		AC_C_BIGENDIAN
#	Line 235 | Line 352 | AC_CHECK_SIZEOF(double, 8)
352		AC_CHECK_SIZEOF(long double, 12)
353		AC_CHECK_SIZEOF(void *, 4)
354		AC_TYPE_OFF_T
355	<	AC_CHECK_TYPE(loff_t, off_t)
356	<	AC_CHECK_TYPE(caddr_t, [char *])
355	>	AC_CHECK_TYPES(loff_t)
356	>	AC_CHECK_TYPES(caddr_t)
357		AC_TYPE_SIZE_T
358		AC_TYPE_SIGNAL
359		AC_HEADER_TIME
#	Line 260 | Line 377 | if [[ "x$ac_cv_type_socklen_t" != "xyes"
377		fi
378
379		dnl Checks for library functions.
380	<	AC_CHECK_FUNCS(strdup cfmakeraw)
380	>	AC_CHECK_FUNCS(strdup strerror cfmakeraw)
381		AC_CHECK_FUNCS(clock_gettime timer_create)
382		AC_CHECK_FUNCS(sigaction signal)
383		AC_CHECK_FUNCS(mmap mprotect munmap)
384		AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
385	+	AC_CHECK_FUNCS(poll inet_aton)
386
387		dnl Darwin seems to define mach_task_self() instead of task_self().
388		AC_CHECK_FUNCS(mach_task_self task_self)
#	Line 291 | Line 409 | mips-sony-bsd|mips-sony-newsos4)
409		*-*-sco3.2v5*)
410		no_dev_ptmx=1
411		;;
412	+	*-*-cygwin*)
413	+	no_dev_ptmx=1
414	+	;;
415		esac
416
417		if test -z "$no_dev_ptmx" ; then
#	Line 313 | Line 434 | AC_CHECK_FILE([/dev/ptc],
434		dnl (end of code from openssh-3.2.2p1 configure.ac)
435
436
437	+	dnl Check for systems where POSIX-style non-blocking I/O (O_NONBLOCK)
438	+	dnl doesn't work or is unimplemented. On these systems (mostly older
439	+	dnl ones), use the old BSD-style FIONBIO approach instead. [tcl.m4]
440	+	AC_CACHE_CHECK([FIONBIO vs. O_NONBLOCK for non-blocking I/O],
441	+	ac_cv_nonblocking_io, [
442	+	case "$host" in
443	+	*-*-osf*)
444	+	ac_cv_nonblocking_io=FIONBIO
445	+	;;
446	+	*-*-sunos4*)
447	+	ac_cv_nonblocking_io=FIONBIO
448	+	;;
449	+	*-*-ultrix*)
450	+	ac_cv_nonblocking_io=FIONBIO
451	+	;;
452	+	*)
453	+	ac_cv_nonblocking_io=O_NONBLOCK
454	+	;;
455	+	esac
456	+	])
457	+	if [[ "$ac_cv_nonblocking_io" = "FIONBIO" ]]; then
458	+	AC_DEFINE(USE_FIONBIO, 1, [Define if BSD-style non-blocking I/O is to be used])
459	+	fi
460	+
461	+	dnl Check whether compiler supports byte bit-fields
462	+	AC_CACHE_CHECK([whether compiler supports byte bit-fields],
463	+	ac_cv_have_byte_bitfields, [
464	+	AC_LANG_SAVE
465	+	AC_LANG_CPLUSPLUS
466	+	AC_TRY_RUN([
467	+	struct A {
468	+	unsigned char b1:4;
469	+	unsigned char b2:4;
470	+	unsigned char c;
471	+	unsigned short s;
472	+	unsigned char a[4];
473	+	};
474	+
475	+	int main(void) {
476	+	A a;
477	+	return ! (sizeof(A) == 8 && &a.c == ((unsigned char *)&a + 1));
478	+	}],
479	+	[ac_cv_have_byte_bitfields=yes],
480	+	[ac_cv_have_byte_bitfields=no],
481	+	dnl When cross-compiling, assume only GCC supports this
482	+	[if [[ "$GCC" = "yes" ]]; then
483	+	ac_cv_have_byte_bitfields="guessing yes"
484	+	else
485	+	ac_cv_have_byte_bitfields="guessing no"
486	+	fi]
487	+	)
488	+	AC_LANG_RESTORE
489	+	])
490	+
491	+	dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
492	+	AC_DEFUN([AC_CHECK_FRAMEWORK], [
493	+	AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
494	+	AC_CACHE_CHECK([whether compiler supports framework $1],
495	+	ac_Framework, [
496	+	saved_LIBS="$LIBS"
497	+	LIBS="$LIBS -framework $1"
498	+	AC_TRY_LINK(
499	+	[$2], [],
500	+	[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
501	+	)
502	+	])
503	+	AS_IF([test AS_VAR_GET(ac_Framework) = yes],
504	+	[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
505	+	)
506	+	AS_VAR_POPDEF([ac_Framework])dnl
507	+	])
508	+
509	+	dnl Check for some MacOS X frameworks
510	+	AC_CHECK_FRAMEWORK(AppKit, [])
511	+	AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
512	+	AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
513	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
514	+
515		dnl Select system-dependant source files.
516		SERIALSRC=serial_unix.cpp
517		ETHERSRC=../dummy/ether_dummy.cpp
518		SCSISRC=../dummy/scsi_dummy.cpp
519		AUDIOSRC=../dummy/audio_dummy.cpp
520	+	EXTFSSRC=extfs_unix.cpp
521		EXTRASYSSRCS=
522		CAN_NATIVE_M68K=no
523		case "$target_os" in
#	Line 351 | Line 551 | freebsd*)
551		;;
552		netbsd*)
553		CAN_NATIVE_M68K=yes
554	+	ETHERSRC=ether_unix.cpp
555		;;
556		solaris*)
557		AUDIOSRC=Solaris/audio_solaris.cpp
558		DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
559		;;
560		irix*)
360	–	ETHERSRC=ether_unix.cpp
561		AUDIOSRC=Irix/audio_irix.cpp
562		EXTRASYSSRCS=Irix/unaligned.c
363	–	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
364	–	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
563		LIBS="$LIBS -laudio"
564		WANT_ESD=no
565
#	Line 371 | Line 569 | irix*)
569		CFLAGS=`echo "$CFLAGS -IPA" | sed -e "s/-g//g"`
570		AC_MSG_CHECKING(if "-IPA" works)
571		dnl Do a test compile of an empty function
572	<	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
572	>	AC_TRY_COMPILE([#if defined __GNUC__
573	>	# error GCC does not support IPA yet
574	>	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
575		CFLAGS="$ocflags"
576	+	;;
577	+	darwin*)
578	+	ETHERSRC=ether_unix.cpp
579	+	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
580	+	EXTRASYSSRCS="../MacOSX/sys_darwin.cpp"
581	+	fi
582	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
583	+	EXTFSSRC=../MacOSX/extfs_macosx.mm
584	+	fi
585	+	;;
586	+	cygwin*)
587	+	SERIALSRC="../dummy/serial_dummy.cpp"
588	+	EXTRASYSSRCS="../Windows/BasiliskII.rc"
589	+	;;
590	+	esac
591
592	+	dnl Is the slirp library supported?
593	+	case "$ac_cv_have_byte_bitfields" in
594	+	yes|"guessing yes")
595	+	CAN_SLIRP=yes
596	+	ETHERSRC=ether_unix.cpp
597		;;
598		esac
599	+	if [[ -n "$CAN_SLIRP" ]]; then
600	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
601	+	SLIRP_SRCS="\
602	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
603	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
604	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
605	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
606	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
607	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
608	+	fi
609	+	AC_SUBST(SLIRP_SRCS)
610	+
611	+	dnl SDL overrides
612	+	if [[ "x$WANT_SDL" = "xyes" ]]; then
613	+	AC_DEFINE(USE_SDL, 1, [Define to enble SDL support])
614	+	fi
615	+	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
616	+	AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support])
617	+	VIDEOSRCS="../SDL/video_sdl.cpp"
618	+	KEYCODES="../SDL/keycodes"
619	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
620	+	EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/clip_macosx.cpp"
621	+	else
622	+	case "$target_os" in
623	+	cygwin*)
624	+	EXTRASYSSRCS="$EXTRASYSSRCS ../Windows/clip_windows.cpp"
625	+	;;
626	+	*)
627	+	EXTRASYSSRCS="$EXTRASYSSRCS ../dummy/clip_dummy.cpp"
628	+	;;
629	+	esac
630	+	fi
631	+	else
632	+	VIDEOSRCS="video_x.cpp"
633	+	KEYCODES="keycodes"
634	+	EXTRASYSSRCS="$EXTRASYSSRCS clip_unix.cpp"
635	+	fi
636	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
637	+	AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support])
638	+	AUDIOSRC="../SDL/audio_sdl.cpp"
639	+	fi
640
641		dnl Use 68k CPU natively?
642		WANT_NATIVE_M68K=no
#	Line 391 | Line 652 | if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
652		ETHERSRC=../dummy/ether_dummy.cpp
653		AUDIOSRC=../dummy/audio_dummy.cpp
654		fi
655	<	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
655	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
656
657		dnl Define a macro that translates a yesno-variable into a C macro definition
658		dnl to be put into the config.h file
659		dnl $1 -- the macro to define
660		dnl $2 -- the value to translate
661		dnl $3 -- template name
662	<	AC_DEFUN(AC_TRANSLATE_DEFINE, [
662	>	AC_DEFUN([AC_TRANSLATE_DEFINE], [
663		if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
664		AC_DEFINE($1, 1, $3)
665		fi
666		])
667
668	+	dnl Check that the host supports TUN/TAP devices
669	+	AC_CACHE_CHECK([whether TUN/TAP is supported],
670	+	ac_cv_tun_tap_support, [
671	+	AC_TRY_COMPILE([
672	+	#if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H)
673	+	#include <linux/if.h>
674	+	#include <linux/if_tun.h>
675	+	#endif
676	+	#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H)
677	+	#include <net/if.h>
678	+	#include <net/if_tun.h>
679	+	#endif
680	+	], [
681	+	struct ifreq ifr;
682	+	memset(&ifr, 0, sizeof(ifr));
683	+	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
684	+	],
685	+	ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no
686	+	)
687	+	])
688	+	AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support",
689	+	[Define if your system supports TUN/TAP devices.])
690	+
691		dnl Various checks if the system supports vm_allocate() and the like functions.
692		have_mach_vm=no
693		if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
#	Line 550 | Line 834 | AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_
834
835		fi dnl HAVE_MMAP_VM
836
837	+	dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
838	+	AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x2000],
839	+	ac_cv_pagezero_hack, [
840	+	ac_cv_pagezero_hack=no
841	+	if AC_TRY_COMMAND([Darwin/testlmem.sh 0x2000]); then
842	+	ac_cv_pagezero_hack=yes
843	+	dnl might as well skip the test for mmap-able low memory
844	+	ac_cv_can_map_lm=no
845	+	fi
846	+	])
847	+	AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
848	+	[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
849	+
850		dnl Check if we can mmap 0x2000 bytes from 0x0000
851		AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
852		ac_cv_can_map_lm, [
#	Line 634 | Line 931 | AC_CACHE_CHECK([whether sigaction handle
931		AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
932		[Define if your system requires sigactions to be reinstalled.])
933
934	<	dnl Check if extended signals are supported.
935	<	AC_CACHE_CHECK([whether your system supports extended signal handlers],
936	<	ac_cv_have_extended_signals, [
934	>	dnl Check if Mach exceptions supported.
935	>	AC_CACHE_CHECK([whether your system supports Mach exceptions],
936	>	ac_cv_have_mach_exceptions, [
937	>	AC_LANG_SAVE
938	>	AC_LANG_CPLUSPLUS
939	>	AC_TRY_RUN([
940	>	#define HAVE_MACH_EXCEPTIONS 1
941	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
942	>	#include "vm_alloc.cpp"
943	>	#include "sigsegv.cpp"
944	>	], [
945	>	sigsegv_recovery=mach
946	>	ac_cv_have_mach_exceptions=yes
947	>	],
948	>	ac_cv_have_mach_exceptions=no,
949	>	dnl When cross-compiling, do not assume anything.
950	>	ac_cv_have_mach_exceptions=no
951	>	)
952	>	AC_LANG_RESTORE
953	>	]
954	>	)
955	>	AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
956	>	[Define if your system supports Mach exceptions.])
957	>
958	>	dnl Check if Windows exceptions are supported.
959	>	AC_CACHE_CHECK([whether your system supports Windows exceptions],
960	>	ac_cv_have_win32_exceptions, [
961		AC_LANG_SAVE
962		AC_LANG_CPLUSPLUS
963		AC_TRY_RUN([
964	<	#define HAVE_SIGINFO_T 1
964	>	#define HAVE_WIN32_EXCEPTIONS 1
965		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
966		#include "vm_alloc.cpp"
967		#include "sigsegv.cpp"
968	<	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
968	>	], [
969	>	sigsegv_recovery=win32
970	>	ac_cv_have_win32_exceptions=yes
971	>	],
972	>	ac_cv_have_win32_exceptions=no,
973		dnl When cross-compiling, do not assume anything.
974	<	ac_cv_have_extended_signals=no
974	>	ac_cv_have_win32_exceptions=no
975		)
976		AC_LANG_RESTORE
977		]
978		)
979	<	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
980	<	[Define if your system support extended signals.])
979	>	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
980	>	[Define if your system supports Windows exceptions.])
981	>
982	>	dnl Otherwise, check if extended signals are supported.
983	>	if [[ -z "$sigsegv_recovery" ]]; then
984	>	AC_CACHE_CHECK([whether your system supports extended signal handlers],
985	>	ac_cv_have_extended_signals, [
986	>	AC_LANG_SAVE
987	>	AC_LANG_CPLUSPLUS
988	>	AC_TRY_RUN([
989	>	#define HAVE_SIGINFO_T 1
990	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
991	>	#include "vm_alloc.cpp"
992	>	#include "sigsegv.cpp"
993	>	], [
994	>	sigsegv_recovery=siginfo
995	>	ac_cv_have_extended_signals=yes
996	>	],
997	>	ac_cv_have_extended_signals=no,
998	>	dnl When cross-compiling, do not assume anything.
999	>	ac_cv_have_extended_signals=no
1000	>	)
1001	>	AC_LANG_RESTORE
1002	>	]
1003	>	)
1004	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
1005	>	[Define if your system support extended signals.])
1006	>	fi
1007
1008		dnl Otherwise, check for subterfuges.
1009	<	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
1009	>	if [[ -z "$sigsegv_recovery" ]]; then
1010		AC_CACHE_CHECK([whether we then have a subterfuge for your system],
1011		ac_cv_have_sigcontext_hack, [
1012		AC_LANG_SAVE
#	Line 665 | Line 1016 | if [[ "x$ac_cv_have_extended_signals" =
1016		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1017		#include "vm_alloc.cpp"
1018		#include "sigsegv.cpp"
1019	<	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
1019	>	], [
1020	>	sigsegv_recovery=sigcontext
1021	>	ac_cv_have_sigcontext_hack=yes
1022	>	],
1023	>	ac_cv_have_sigcontext_hack=no,
1024		dnl When cross-compiling, do not assume anything.
1025		ac_cv_have_sigcontext_hack=no
1026		)
#	Line 697 | Line 1052 | AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_IN
1052
1053		dnl Can we do Video on SEGV Signals ?
1054		CAN_VOSF=no
1055	<	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
1055	>	if [[ -n "$sigsegv_recovery" ]]; then
1056		CAN_VOSF=yes
1057		fi
1058
1059	+	dnl A dummy program that returns always true
1060	+	AC_PATH_PROG([BLESS], "true")
1061	+
1062	+	dnl Check for linker script support
1063	+	case $target_os:$target_cpu in
1064	+	linux*:i?86)    LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1065	+	linux*:x86_64)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
1066	+	linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
1067	+	netbsd*:i?86)   LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1068	+	freebsd*:i?86)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
1069	+	darwin*:*)      LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
1070	+	esac
1071	+	if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
1072	+	AC_CACHE_CHECK([whether linker script is usable],
1073	+	ac_cv_linker_script_works, [
1074	+	AC_LANG_SAVE
1075	+	AC_LANG_CPLUSPLUS
1076	+	saved_LDFLAGS="$LDFLAGS"
1077	+	LDFLAGS="$LDFLAGS $LINKER_SCRIPT_FLAGS"
1078	+	AC_TRY_RUN(
1079	+	[int main() {if ((char *)&main < (char *)0x70000000) return 1;}],
1080	+	[ac_cv_linker_script_works=yes],
1081	+	[ac_cv_linker_script_works=no],
1082	+	dnl When cross-compiling, assume it works
1083	+	[ac_cv_linker_script_works="guessing yes"]
1084	+	)
1085	+	AC_LANG_RESTORE
1086	+	if [[ "$ac_cv_linker_script_works" = "no" ]]; then
1087	+	LDFLAGS="$saved_LDFLAGS"
1088	+	LINKER_SCRIPT_FLAGS=""
1089	+	fi
1090	+	])
1091	+	fi
1092	+	AC_TRANSLATE_DEFINE(HAVE_LINKER_SCRIPT, "$ac_cv_linker_script_works",
1093	+	[Define if there is a linker script to relocate the executable above 0x70000000.])
1094	+
1095		dnl Determine the addressing mode to use
1096		if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
1097		ADDRESSING_MODE="real"
#	Line 711 | Line 1102 | else
1102		case $am in
1103		real)
1104		dnl Requires ability to mmap() Low Memory globals
1105	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
1105	>	if [[ "x$ac_cv_can_map_lm$ac_cv_pagezero_hack" = "xnono" ]]; then
1106		continue
1107		fi
1108	<	dnl Requires VOSF screen updates
1108	>	dnl Requires VOSF screen updates
1109		if [[ "x$CAN_VOSF" = "xno" ]]; then
1110		continue
1111		fi
#	Line 722 | Line 1113 | else
1113		ADDRESSING_MODE="real"
1114		WANT_VOSF=yes dnl we can use VOSF and we need it actually
1115		DEFINES="$DEFINES -DREAL_ADDRESSING"
1116	+	if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
1117	+	BLESS=Darwin/lowmem
1118	+	LDFLAGS="$LDFLAGS -pagezero_size 0x2000"
1119	+	fi
1120		break
1121		;;
1122		direct)
#	Line 774 | Line 1169 | AC_MSG_RESULT($HAVE_GAS)
1169		dnl Check for GCC 2.7 or higher.
1170		HAVE_GCC27=no
1171		AC_MSG_CHECKING(for GCC 2.7 or higher)
1172	<	AC_EGREP_CPP(xyes,
1173	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1174	<	xyes
1175	<	#endif
1176	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1172	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1173	>	# error gcc < 2.7
1174	>	#endif
1175	>	]])],
1176	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1177	>	[AC_MSG_RESULT(no)])
1178
1179		dnl Check for GCC 3.0 or higher.
1180		HAVE_GCC30=no
1181		AC_MSG_CHECKING(for GCC 3.0 or higher)
1182	<	AC_EGREP_CPP(xyes,
1183	<	[#if __GNUC__ >= 3
1184	<	xyes
1185	<	#endif
1186	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1182	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1183	>	# error gcc < 3
1184	>	#endif
1185	>	]])],
1186	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1187	>	[AC_MSG_RESULT(no)])
1188	>
1189	>	dnl Check for ICC.
1190	>	AC_MSG_CHECKING(for ICC)
1191	>	HAVE_ICC=no
1192	>	if $CXX -V -v 2>&1 | grep -q "Intel(R) C++ Compiler"; then
1193	>	HAVE_ICC=yes
1194	>	fi
1195	>	AC_MSG_RESULT($HAVE_ICC)
1196
1197		dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
1198		dnl Also set "-fno-exceptions" for C++ because exception handling requires
#	Line 802 | Line 1207 | dnl As of 2001/08/02, this affects the f
1207		dnl Official: probably gcc-3.1 (mainline CVS)
1208		dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
1209		dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
1210	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1210	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1211		SAVED_CXXFLAGS="$CXXFLAGS"
1212		CXXFLAGS="$CXXFLAGS -fno-merge-constants"
1213		AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
#	Line 816 | Line 1221 | if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1221		fi
1222		fi
1223
1224	+	dnl Store motion was introduced in 3.3-hammer branch and any gcc >= 3.4
1225	+	dnl However, there are some corner cases exposed on x86-64
1226	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1227	+	SAVED_CXXFLAGS="$CXXFLAGS"
1228	+	CXXFLAGS="$CXXFLAGS -fno-gcse-sm"
1229	+	AC_CACHE_CHECK([whether GCC supports store motion], ac_cv_gcc_store_motion, [
1230	+	AC_LANG_SAVE
1231	+	AC_LANG_CPLUSPLUS
1232	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_store_motion=yes],[ac_cv_gcc_store_motion=no])
1233	+	AC_LANG_RESTORE
1234	+	])
1235	+	if [[ "x$ac_cv_gcc_store_motion" != "xyes" ]]; then
1236	+	CXXFLAGS="$SAVED_CXXFLAGS"
1237	+	fi
1238	+	fi
1239	+
1240	+	dnl Add -fno-strict-aliasing for slirp sources
1241	+	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1242	+	SAVED_CFLAGS="$CFLAGS"
1243	+	CFLAGS="$CFLAGS -fno-strict-aliasing"
1244	+	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1245	+	ac_cv_gcc_no_strict_aliasing, [
1246	+	AC_TRY_COMPILE([],[],
1247	+	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1248	+	[ac_cv_gcc_no_strict_aliasing=no])
1249	+	])
1250	+	CFLAGS="$SAVED_CFLAGS"
1251	+	fi
1252	+
1253	+	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1254	+	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1255	+	SAVED_CFLAGS="$CFLAGS"
1256	+	CFLAGS="$CFLAGS -mdynamic-no-pic"
1257	+	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1258	+	ac_cv_gcc_mdynamic_no_pic, [
1259	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1260	+	])
1261	+	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1262	+	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1263	+	else
1264	+	CFLAGS="$SAVED_CFLAGS"
1265	+	fi
1266	+	fi
1267	+
1268		dnl Select appropriate CPU source and REGPARAM define.
1269		ASM_OPTIMIZATIONS=none
1270		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
#	Line 840 | Line 1289 | elif [[ "x$HAVE_GCC30" = "xyes" -a "x$HA
1289		if [[ "x$HAVE_GAS" = "xyes" ]]; then
1290		ASM_OPTIMIZATIONS="x86-64"
1291		DEFINES="$DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS"
1292	+	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 $JITSRCS"
1293	+	CAN_JIT=yes
1294		fi
1295		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
1296		dnl SPARC CPU
#	Line 1093 | Line 1544 | fi
1544
1545		dnl Remove the "-g" option if set for GCC.
1546		if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1547	<	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
1548	<	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
1547	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g\b//g'`
1548	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g\b//g'`
1549		fi
1550
1551		dnl Or if we have -IPA (MIPSPro compilers)
#	Line 1110 | Line 1561 | AC_SUBST(DEFINES)
1561		AC_SUBST(SYSSRCS)
1562		AC_SUBST(CPUINCLUDES)
1563		AC_SUBST(CPUSRCS)
1564	+	AC_SUBST(BLESS)
1565	+	AC_SUBST(KEYCODES)
1566		AC_CONFIG_FILES([Makefile])
1567		AC_OUTPUT
1568
#	Line 1117 | Line 1570 | dnl Print summary.
1570		echo
1571		echo Basilisk II configuration summary:
1572		echo
1573	+	echo SDL support ............................ : $SDL_SUPPORT
1574		echo XFree86 DGA support .................... : $WANT_XF86_DGA
1575		echo XFree86 VidMode support ................ : $WANT_XF86_VIDMODE
1576		echo fbdev DGA support ...................... : $WANT_FBDEV_DGA
#	Line 1130 | Line 1584 | echo JIT debug mode ....................
1584		echo Floating-Point emulation core .......... : $FPE_CORE
1585		echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
1586		echo Addressing mode ........................ : $ADDRESSING_MODE
1587	+	echo Bad memory access recovery type ........ : $sigsegv_recovery
1588		echo
1589		echo "Configuration done. Now type \"make\" (or \"gmake\")."

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