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

Comparing BasiliskII/src/Unix/configure.ac (file contents):
Revision 1.1 by gbeauche, 2002-09-16T13:29:33Z vs.
Revision 1.63 by gbeauche, 2006-03-14T22:14:13Z

#	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 Options.
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=$enableval], [WANT_JIT_DEBUG=no])
31	+
32		dnl FPU emulation core.
33		AC_ARG_ENABLE(fpe,
34		[  --enable-fpe=FPE        specify which fpu emulator to use [default=auto]],
#	Line 42 | Line 60 | AC_ARG_ENABLE(addressing,
60
61		dnl External packages.
62		AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$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 65 | 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 $target_cpu | sed -e 's/-/_/g'`;;
95	>	i386* | i486* | i586* | i686* | i786* ) HAVE_I386=yes;;
96	>	m68k* ) HAVE_M68K=yes;;
97	>	sparc* ) HAVE_SPARC=yes;;
98	>	powerpc* ) HAVE_POWERPC=yes;;
99	>	x86_64* ) HAVE_X86_64=yes;;
100		esac
75	–	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
101
102		dnl Checks for programs.
103		AC_PROG_CC
#	Line 81 | Line 106 | AC_PROG_CPP
106		AC_PROG_CXX
107		AC_PROG_MAKE_SET
108		AC_PROG_INSTALL
109	+	AC_PROG_EGREP
110
111		dnl We use mon if possible.
112		MONSRCS=
#	Line 99 | Line 125 | if [[ "x$WANT_MON" = "xyes" ]]; then
125		AC_CHECK_LIB(Hcurses, tgetent, ,
126		AC_CHECK_LIB(curses, tgetent))))))
127		AC_CHECK_LIB(readline, readline)
102	–	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 110 | 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 $X_EXTRA_LIBS"
192	>	fi
193
194		dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
195		HAVE_PTHREADS=yes
#	Line 132 | Line 203 | AC_CHECK_LIB(pthread, pthread_create, ,
203		if [[ "x$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)
211
212		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
213		SEMSRC=
#	Line 175 | 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 $GNOMEUI_CFLAGS"
#	Line 210 | Line 310 | AC_SYS_LARGEFILE
310
311		dnl Checks for header files.
312		AC_HEADER_STDC
313	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
313	>	AC_CHECK_HEADERS(stdlib.h stdint.h)
314	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/types.h sys/time.h sys/mman.h mach/mach.h)
315	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
316	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
317	>	AC_CHECK_HEADERS(sys/poll.h sys/select.h)
318	>	AC_CHECK_HEADERS(arpa/inet.h)
319	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
320	>	#ifdef HAVE_SYS_TYPES_H
321	>	#include <sys/types.h>
322	>	#endif
323	>	#ifdef HAVE_SYS_SOCKET_H
324	>	#include <sys/socket.h>
325	>	#endif
326	>	])
327	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
328	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
329
330		dnl Checks for typedefs, structures, and compiler characteristics.
331		AC_C_BIGENDIAN
#	Line 225 | Line 340 | AC_CHECK_SIZEOF(double, 8)
340		AC_CHECK_SIZEOF(long double, 12)
341		AC_CHECK_SIZEOF(void *, 4)
342		AC_TYPE_OFF_T
343	<	AC_CHECK_TYPE(loff_t, off_t)
344	<	AC_CHECK_TYPE(caddr_t, [char *])
343	>	AC_CHECK_TYPES(loff_t)
344	>	AC_CHECK_TYPES(caddr_t)
345		AC_TYPE_SIZE_T
346		AC_TYPE_SIGNAL
347		AC_HEADER_TIME
#	Line 250 | Line 365 | if [[ "x$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 281 | 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 "$no_dev_ptmx" ; then
#	Line 303 | Line 422 | AC_CHECK_FILE([/dev/ptc],
422		dnl (end of code from openssh-3.2.2p1 configure.ac)
423
424
425	+	dnl Check for systems where POSIX-style non-blocking I/O (O_NONBLOCK)
426	+	dnl doesn't work or is unimplemented. On these systems (mostly older
427	+	dnl ones), use the old BSD-style FIONBIO approach instead. [tcl.m4]
428	+	AC_CACHE_CHECK([FIONBIO vs. O_NONBLOCK for non-blocking I/O],
429	+	ac_cv_nonblocking_io, [
430	+	case "$host" in
431	+	*-*-osf*)
432	+	ac_cv_nonblocking_io=FIONBIO
433	+	;;
434	+	*-*-sunos4*)
435	+	ac_cv_nonblocking_io=FIONBIO
436	+	;;
437	+	*-*-ultrix*)
438	+	ac_cv_nonblocking_io=FIONBIO
439	+	;;
440	+	*)
441	+	ac_cv_nonblocking_io=O_NONBLOCK
442	+	;;
443	+	esac
444	+	])
445	+	if [[ "$ac_cv_nonblocking_io" = "FIONBIO" ]]; then
446	+	AC_DEFINE(USE_FIONBIO, 1, [Define if BSD-style non-blocking I/O is to be used])
447	+	fi
448	+
449	+	dnl Check whether compiler supports byte bit-fields
450	+	AC_CACHE_CHECK([whether compiler supports byte bit-fields],
451	+	ac_cv_have_byte_bitfields, [
452	+	AC_LANG_SAVE
453	+	AC_LANG_CPLUSPLUS
454	+	AC_TRY_RUN([
455	+	struct A {
456	+	unsigned char b1:4;
457	+	unsigned char b2:4;
458	+	unsigned char c;
459	+	unsigned short s;
460	+	unsigned char a[4];
461	+	};
462	+
463	+	int main(void) {
464	+	A a;
465	+	return ! (sizeof(A) == 8 && &a.c == ((unsigned char *)&a + 1));
466	+	}],
467	+	[ac_cv_have_byte_bitfields=yes],
468	+	[ac_cv_have_byte_bitfields=no],
469	+	dnl When cross-compiling, assume only GCC supports this
470	+	[if [[ "$GCC" = "yes" ]]; then
471	+	ac_cv_have_byte_bitfields="guessing yes"
472	+	else
473	+	ac_cv_have_byte_bitfields="guessing no"
474	+	fi]
475	+	)
476	+	AC_LANG_RESTORE
477	+	])
478	+
479	+	dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
480	+	AC_DEFUN([AC_CHECK_FRAMEWORK], [
481	+	AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
482	+	AC_CACHE_CHECK([whether compiler supports framework $1],
483	+	ac_Framework, [
484	+	saved_LIBS="$LIBS"
485	+	LIBS="$LIBS -framework $1"
486	+	AC_TRY_LINK(
487	+	[$2], [],
488	+	[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
489	+	)
490	+	])
491	+	AS_IF([test AS_VAR_GET(ac_Framework) = yes],
492	+	[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
493	+	)
494	+	AS_VAR_POPDEF([ac_Framework])dnl
495	+	])
496	+
497	+	dnl Check for some MacOS X frameworks
498	+	AC_CHECK_FRAMEWORK(AppKit, [])
499	+	AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
500	+	AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
501	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
502	+
503		dnl Select system-dependant source files.
504		SERIALSRC=serial_unix.cpp
505		ETHERSRC=../dummy/ether_dummy.cpp
506		SCSISRC=../dummy/scsi_dummy.cpp
507		AUDIOSRC=../dummy/audio_dummy.cpp
508	+	EXTFSSRC=extfs_unix.cpp
509		EXTRASYSSRCS=
510		CAN_NATIVE_M68K=no
511		case "$target_os" in
#	Line 341 | Line 539 | freebsd*)
539		;;
540		netbsd*)
541		CAN_NATIVE_M68K=yes
542	+	ETHERSRC=ether_unix.cpp
543		;;
544		solaris*)
545		AUDIOSRC=Solaris/audio_solaris.cpp
546		DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
547		;;
548		irix*)
350	–	ETHERSRC=ether_unix.cpp
549		AUDIOSRC=Irix/audio_irix.cpp
550		EXTRASYSSRCS=Irix/unaligned.c
353	–	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
354	–	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
551		LIBS="$LIBS -laudio"
552		WANT_ESD=no
553
554	<	dnl Check if our compiler supports -Ofast (MIPSPro)
555	<	HAVE_OFAST=no
554	>	dnl Check if our compiler supports -IPA (MIPSPro)
555	>	HAVE_IPA=no
556		ocflags="$CFLAGS"
557	<	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
558	<	AC_MSG_CHECKING(if "-Ofast" works)
557	>	CFLAGS=`echo "$CFLAGS -IPA" | sed -e "s/-g//g"`
558	>	AC_MSG_CHECKING(if "-IPA" works)
559		dnl Do a test compile of an empty function
560	<	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
560	>	AC_TRY_COMPILE([#if defined __GNUC__
561	>	# error GCC does not support IPA yet
562	>	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
563		CFLAGS="$ocflags"
564	+	;;
565	+	darwin*)
566	+	ETHERSRC=ether_unix.cpp
567	+	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
568	+	EXTRASYSSRCS="../MacOSX/sys_darwin.cpp"
569	+	fi
570	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
571	+	EXTFSSRC=../MacOSX/extfs_macosx.mm
572	+	fi
573	+	;;
574	+	cygwin*)
575	+	SERIALSRC="../dummy/serial_dummy.cpp"
576	+	EXTRASYSSRCS="../Windows/BasiliskII.rc"
577	+	;;
578	+	esac
579
580	+	dnl Is the slirp library supported?
581	+	case "$ac_cv_have_byte_bitfields" in
582	+	yes|"guessing yes")
583	+	CAN_SLIRP=yes
584	+	ETHERSRC=ether_unix.cpp
585		;;
586		esac
587	+	if [[ -n "$CAN_SLIRP" ]]; then
588	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
589	+	SLIRP_SRCS="\
590	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
591	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
592	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
593	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
594	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
595	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
596	+	fi
597	+	AC_SUBST(SLIRP_SRCS)
598	+
599	+	dnl SDL overrides
600	+	if [[ "x$WANT_SDL" = "xyes" ]]; then
601	+	AC_DEFINE(USE_SDL, 1, [Define to enble SDL support])
602	+	fi
603	+	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
604	+	AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support])
605	+	VIDEOSRCS="../SDL/video_sdl.cpp"
606	+	KEYCODES="../SDL/keycodes"
607	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
608	+	EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/clip_macosx.cpp"
609	+	else
610	+	case "$target_os" in
611	+	cygwin*)
612	+	EXTRASYSSRCS="$EXTRASYSSRCS ../Windows/clip_windows.cpp"
613	+	;;
614	+	*)
615	+	EXTRASYSSRCS="$EXTRASYSSRCS ../dummy/clip_dummy.cpp"
616	+	;;
617	+	esac
618	+	fi
619	+	else
620	+	VIDEOSRCS="video_x.cpp"
621	+	KEYCODES="keycodes"
622	+	EXTRASYSSRCS="$EXTRASYSSRCS clip_unix.cpp"
623	+	fi
624	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
625	+	AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support])
626	+	AUDIOSRC="../SDL/audio_sdl.cpp"
627	+	fi
628
629		dnl Use 68k CPU natively?
630		WANT_NATIVE_M68K=no
#	Line 381 | Line 640 | if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
640		ETHERSRC=../dummy/ether_dummy.cpp
641		AUDIOSRC=../dummy/audio_dummy.cpp
642		fi
643	<	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
643	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
644
645		dnl Define a macro that translates a yesno-variable into a C macro definition
646		dnl to be put into the config.h file
647		dnl $1 -- the macro to define
648		dnl $2 -- the value to translate
649		dnl $3 -- template name
650	<	AC_DEFUN(AC_TRANSLATE_DEFINE, [
650	>	AC_DEFUN([AC_TRANSLATE_DEFINE], [
651		if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
652		AC_DEFINE($1, 1, $3)
653		fi
654		])
655
656	+	dnl Check that the host supports TUN/TAP devices
657	+	AC_CACHE_CHECK([whether TUN/TAP is supported],
658	+	ac_cv_tun_tap_support, [
659	+	AC_TRY_COMPILE([
660	+	#if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H)
661	+	#include <linux/if.h>
662	+	#include <linux/if_tun.h>
663	+	#endif
664	+	#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H)
665	+	#include <net/if.h>
666	+	#include <net/if_tun.h>
667	+	#endif
668	+	], [
669	+	struct ifreq ifr;
670	+	memset(&ifr, 0, sizeof(ifr));
671	+	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
672	+	],
673	+	ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no
674	+	)
675	+	])
676	+	AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support",
677	+	[Define if your system supports TUN/TAP devices.])
678	+
679		dnl Various checks if the system supports vm_allocate() and the like functions.
680		have_mach_vm=no
681		if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
#	Line 540 | Line 822 | AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_
822
823		fi dnl HAVE_MMAP_VM
824
825	+	dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
826	+	AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x2000],
827	+	ac_cv_pagezero_hack, [
828	+	ac_cv_pagezero_hack=no
829	+	if AC_TRY_COMMAND([Darwin/testlmem.sh 0x2000]); then
830	+	ac_cv_pagezero_hack=yes
831	+	dnl might as well skip the test for mmap-able low memory
832	+	ac_cv_can_map_lm=no
833	+	fi
834	+	])
835	+	AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
836	+	[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
837	+
838		dnl Check if we can mmap 0x2000 bytes from 0x0000
839		AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
840		ac_cv_can_map_lm, [
#	Line 548 | Line 843 | AC_CACHE_CHECK([whether we can map Low M
843		AC_TRY_RUN([
844		#include "vm_alloc.cpp"
845		int main(void) { /* returns 0 if we could map the lowmem globals */
846	<	volatile char * lm;
846	>	volatile char * lm = 0;
847		if (vm_init() < 0) exit(1);
848	<	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
848	>	if (vm_acquire_fixed(0, 0x2000) < 0) exit(1);
849		lm[0] = 'z';
850		if (vm_release((char *)lm, 0x2000) < 0) exit(1);
851		vm_exit(); exit(0);
#	Line 563 | Line 858 | AC_CACHE_CHECK([whether we can map Low M
858		]
859		)
860
861	+	dnl Check if we have POSIX shared memory support
862	+	AC_CACHE_CHECK([whether POSIX shared memory is working],
863	+	ac_cv_have_posix_shm, [
864	+	AC_LANG_SAVE
865	+	AC_LANG_CPLUSPLUS
866	+	AC_TRY_RUN([
867	+	#define HAVE_POSIX_SHM
868	+	#include "vm_alloc.cpp"
869	+	int main(void) { /* returns 0 if we have working POSIX shm */
870	+	if (vm_init() < 0) exit(2);
871	+	char *m1 = (char *)vm_acquire(32768, VM_MAP_DEFAULT | VM_MAP_33BIT);
872	+	if (m1 == VM_MAP_FAILED) exit(3);
873	+	vm_exit(); exit(0);
874	+	}
875	+	], ac_cv_have_posix_shm=yes, ac_cv_have_posix_shm=no,
876	+	dnl When cross-compiling, do not assume anything.
877	+	ac_cv_have_posix_shm="guessing no"
878	+	)
879	+	AC_LANG_RESTORE
880	+	]
881	+	)
882	+	AC_TRANSLATE_DEFINE(HAVE_POSIX_SHM, "$ac_cv_have_posix_shm",
883	+	[Define if your system supports POSIX shared memory.])
884	+
885	+	dnl Check if we have working 33-bit memory addressing
886	+	AC_CACHE_CHECK([whether 33-bit memory addressing is working],
887	+	ac_cv_have_33bit_addressing, [
888	+	AC_LANG_SAVE
889	+	AC_LANG_CPLUSPLUS
890	+	AC_TRY_RUN([
891	+	#define USE_33BIT_ADDRESSING 1
892	+	#include "vm_alloc.cpp"
893	+	int main(void) { /* returns 0 if we have working 33-bit addressing */
894	+	if (sizeof(void *) < 8) exit(1);
895	+	if (vm_init() < 0) exit(2);
896	+	char *m1 = (char *)vm_acquire(32768, VM_MAP_DEFAULT | VM_MAP_33BIT);
897	+	if (m1 == VM_MAP_FAILED) exit(3);
898	+	char *m2 = m1 + (1L << 32);
899	+	m1[0] = 0x12; if (m2[0] != 0x12) exit(4);
900	+	m2[0] = 0x34; if (m1[0] != 0x34) exit(5);
901	+	vm_exit(); exit(0);
902	+	}
903	+	], ac_cv_have_33bit_addressing=yes, ac_cv_have_33bit_addressing=no,
904	+	dnl When cross-compiling, do not assume anything.
905	+	ac_cv_have_33bit_addressing="guessing no"
906	+	)
907	+	AC_LANG_RESTORE
908	+	]
909	+	)
910	+
911		dnl Check signal handlers need to be reinstalled
912		AC_CACHE_CHECK([whether signal handlers need to be reinstalled],
913		ac_cv_signal_need_reinstall, [
#	Line 624 | Line 969 | AC_CACHE_CHECK([whether sigaction handle
969		AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
970		[Define if your system requires sigactions to be reinstalled.])
971
972	<	dnl Check if extended signals are supported.
973	<	AC_CACHE_CHECK([whether your system supports extended signal handlers],
974	<	ac_cv_have_extended_signals, [
972	>	dnl Check if Mach exceptions supported.
973	>	AC_CACHE_CHECK([whether your system supports Mach exceptions],
974	>	ac_cv_have_mach_exceptions, [
975	>	AC_LANG_SAVE
976	>	AC_LANG_CPLUSPLUS
977	>	AC_TRY_RUN([
978	>	#define HAVE_MACH_EXCEPTIONS 1
979	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
980	>	#include "vm_alloc.cpp"
981	>	#include "sigsegv.cpp"
982	>	], [
983	>	sigsegv_recovery=mach
984	>	ac_cv_have_mach_exceptions=yes
985	>	],
986	>	ac_cv_have_mach_exceptions=no,
987	>	dnl When cross-compiling, do not assume anything.
988	>	ac_cv_have_mach_exceptions=no
989	>	)
990	>	AC_LANG_RESTORE
991	>	]
992	>	)
993	>	AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
994	>	[Define if your system supports Mach exceptions.])
995	>
996	>	dnl Check if Windows exceptions are supported.
997	>	AC_CACHE_CHECK([whether your system supports Windows exceptions],
998	>	ac_cv_have_win32_exceptions, [
999		AC_LANG_SAVE
1000		AC_LANG_CPLUSPLUS
1001		AC_TRY_RUN([
1002	<	#define HAVE_SIGINFO_T 1
1002	>	#define HAVE_WIN32_EXCEPTIONS 1
1003		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1004		#include "vm_alloc.cpp"
1005		#include "sigsegv.cpp"
1006	<	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
1006	>	], [
1007	>	sigsegv_recovery=win32
1008	>	ac_cv_have_win32_exceptions=yes
1009	>	],
1010	>	ac_cv_have_win32_exceptions=no,
1011		dnl When cross-compiling, do not assume anything.
1012	<	ac_cv_have_extended_signals=no
1012	>	ac_cv_have_win32_exceptions=no
1013		)
1014		AC_LANG_RESTORE
1015		]
1016		)
1017	<	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
1018	<	[Define if your system support extended signals.])
1017	>	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
1018	>	[Define if your system supports Windows exceptions.])
1019	>
1020	>	dnl Otherwise, check if extended signals are supported.
1021	>	if [[ -z "$sigsegv_recovery" ]]; then
1022	>	AC_CACHE_CHECK([whether your system supports extended signal handlers],
1023	>	ac_cv_have_extended_signals, [
1024	>	AC_LANG_SAVE
1025	>	AC_LANG_CPLUSPLUS
1026	>	AC_TRY_RUN([
1027	>	#define HAVE_SIGINFO_T 1
1028	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1029	>	#include "vm_alloc.cpp"
1030	>	#include "sigsegv.cpp"
1031	>	], [
1032	>	sigsegv_recovery=siginfo
1033	>	ac_cv_have_extended_signals=yes
1034	>	],
1035	>	ac_cv_have_extended_signals=no,
1036	>	dnl When cross-compiling, do not assume anything.
1037	>	ac_cv_have_extended_signals=no
1038	>	)
1039	>	AC_LANG_RESTORE
1040	>	]
1041	>	)
1042	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
1043	>	[Define if your system support extended signals.])
1044	>	fi
1045
1046		dnl Otherwise, check for subterfuges.
1047	<	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
1047	>	if [[ -z "$sigsegv_recovery" ]]; then
1048		AC_CACHE_CHECK([whether we then have a subterfuge for your system],
1049		ac_cv_have_sigcontext_hack, [
1050		AC_LANG_SAVE
#	Line 655 | Line 1054 | if [[ "x$ac_cv_have_extended_signals" =
1054		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1055		#include "vm_alloc.cpp"
1056		#include "sigsegv.cpp"
1057	<	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
1057	>	], [
1058	>	sigsegv_recovery=sigcontext
1059	>	ac_cv_have_sigcontext_hack=yes
1060	>	],
1061	>	ac_cv_have_sigcontext_hack=no,
1062		dnl When cross-compiling, do not assume anything.
1063		ac_cv_have_sigcontext_hack=no
1064		)
#	Line 687 | Line 1090 | AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_IN
1090
1091		dnl Can we do Video on SEGV Signals ?
1092		CAN_VOSF=no
1093	<	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
1093	>	if [[ -n "$sigsegv_recovery" ]]; then
1094		CAN_VOSF=yes
1095		fi
1096
1097	+	dnl A dummy program that returns always true
1098	+	AC_PATH_PROG([BLESS], "true")
1099	+
1100	+	dnl Check for linker script support
1101	+	case $target_os:$target_cpu in
1102	+	linux*:i?86)    LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1103	+	linux*:x86_64)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
1104	+	darwin*:powerpc)LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
1105	+	esac
1106	+	if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
1107	+	AC_CACHE_CHECK([whether linker script is usable],
1108	+	ac_cv_linker_script_works, [
1109	+	AC_LANG_SAVE
1110	+	AC_LANG_CPLUSPLUS
1111	+	saved_LDFLAGS="$LDFLAGS"
1112	+	LDFLAGS="$LDFLAGS $LINKER_SCRIPT_FLAGS"
1113	+	AC_TRY_RUN(
1114	+	[int main() {if ((char *)&main < (char *)0x70000000) return 1;}],
1115	+	[ac_cv_linker_script_works=yes],
1116	+	[ac_cv_linker_script_works=no],
1117	+	dnl When cross-compiling, assume it works
1118	+	[ac_cv_linker_script_works="guessing yes"]
1119	+	)
1120	+	AC_LANG_RESTORE
1121	+	if [[ "$ac_cv_linker_script_works" = "no" ]]; then
1122	+	LDFLAGS="$saved_LDFLAGS"
1123	+	LINKER_SCRIPT_FLAGS=""
1124	+	fi
1125	+	])
1126	+	fi
1127	+	AC_TRANSLATE_DEFINE(HAVE_LINKER_SCRIPT, "$ac_cv_linker_script_works",
1128	+	[Define if there is a linker script to relocate the executable above 0x70000000.])
1129	+
1130		dnl Determine the addressing mode to use
1131		if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
1132		ADDRESSING_MODE="real"
#	Line 701 | Line 1137 | else
1137		case $am in
1138		real)
1139		dnl Requires ability to mmap() Low Memory globals
1140	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
1140	>	if [[ "x$ac_cv_can_map_lm$ac_cv_pagezero_hack" = "xnono" ]]; then
1141		continue
1142		fi
1143	<	dnl Requires VOSF screen updates
1143	>	dnl Requires VOSF screen updates
1144		if [[ "x$CAN_VOSF" = "xno" ]]; then
1145		continue
1146		fi
#	Line 712 | Line 1148 | else
1148		ADDRESSING_MODE="real"
1149		WANT_VOSF=yes dnl we can use VOSF and we need it actually
1150		DEFINES="$DEFINES -DREAL_ADDRESSING"
1151	+	if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
1152	+	BLESS=Darwin/lowmem
1153	+	LDFLAGS="$LDFLAGS -pagezero_size 0x2000"
1154	+	fi
1155		break
1156		;;
1157		direct)
#	Line 739 | Line 1179 | else
1179		fi
1180		fi
1181
1182	+	dnl Banked Memory Addressing mode is not supported by the JIT compiler
1183	+	if [[ "x$WANT_JIT" = "xyes" -a "x$ADDRESSING_MODE" = "xmemory banks" ]]; then
1184	+	AC_MSG_ERROR([Sorry, the JIT Compiler requires Direct Addressing, at least])
1185	+	fi
1186	+
1187		dnl Enable VOSF screen updates with this feature is requested and feasible
1188		if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
1189		AC_DEFINE(ENABLE_VOSF, 1, [Define if using video enabled on SEGV signals.])
#	Line 759 | Line 1204 | AC_MSG_RESULT($HAVE_GAS)
1204		dnl Check for GCC 2.7 or higher.
1205		HAVE_GCC27=no
1206		AC_MSG_CHECKING(for GCC 2.7 or higher)
1207	<	AC_EGREP_CPP(yes,
1208	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1209	<	yes
1210	<	#endif
1211	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1207	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1208	>	# error gcc < 2.7
1209	>	#endif
1210	>	]])],
1211	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1212	>	[AC_MSG_RESULT(no)])
1213
1214		dnl Check for GCC 3.0 or higher.
1215		HAVE_GCC30=no
1216		AC_MSG_CHECKING(for GCC 3.0 or higher)
1217	<	AC_EGREP_CPP(yes,
1218	<	[#if __GNUC__ >= 3
1219	<	yes
1220	<	#endif
1221	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1217	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1218	>	# error gcc < 3
1219	>	#endif
1220	>	]])],
1221	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1222	>	[AC_MSG_RESULT(no)])
1223	>
1224	>	dnl Check for ICC.
1225	>	AC_MSG_CHECKING(for ICC)
1226	>	HAVE_ICC=no
1227	>	if $CXX -V -v 2>&1 | grep -q "Intel(R) C++ Compiler"; then
1228	>	HAVE_ICC=yes
1229	>	fi
1230	>	AC_MSG_RESULT($HAVE_ICC)
1231
1232		dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
1233		dnl Also set "-fno-exceptions" for C++ because exception handling requires
#	Line 787 | Line 1242 | dnl As of 2001/08/02, this affects the f
1242		dnl Official: probably gcc-3.1 (mainline CVS)
1243		dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
1244		dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
1245	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1245	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1246		SAVED_CXXFLAGS="$CXXFLAGS"
1247		CXXFLAGS="$CXXFLAGS -fno-merge-constants"
1248		AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
#	Line 801 | Line 1256 | if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1256		fi
1257		fi
1258
1259	+	dnl Store motion was introduced in 3.3-hammer branch and any gcc >= 3.4
1260	+	dnl However, there are some corner cases exposed on x86-64
1261	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1262	+	SAVED_CXXFLAGS="$CXXFLAGS"
1263	+	CXXFLAGS="$CXXFLAGS -fno-gcse-sm"
1264	+	AC_CACHE_CHECK([whether GCC supports store motion], ac_cv_gcc_store_motion, [
1265	+	AC_LANG_SAVE
1266	+	AC_LANG_CPLUSPLUS
1267	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_store_motion=yes],[ac_cv_gcc_store_motion=no])
1268	+	AC_LANG_RESTORE
1269	+	])
1270	+	if [[ "x$ac_cv_gcc_store_motion" != "xyes" ]]; then
1271	+	CXXFLAGS="$SAVED_CXXFLAGS"
1272	+	fi
1273	+	fi
1274	+
1275	+	dnl Add -fno-strict-aliasing for slirp sources
1276	+	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1277	+	SAVED_CFLAGS="$CFLAGS"
1278	+	CFLAGS="$CFLAGS -fno-strict-aliasing"
1279	+	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1280	+	ac_cv_gcc_no_strict_aliasing, [
1281	+	AC_TRY_COMPILE([],[],
1282	+	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1283	+	[ac_cv_gcc_no_strict_aliasing=no])
1284	+	])
1285	+	CFLAGS="$SAVED_CFLAGS"
1286	+	fi
1287	+
1288	+	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1289	+	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1290	+	SAVED_CFLAGS="$CFLAGS"
1291	+	CFLAGS="$CFLAGS -mdynamic-no-pic"
1292	+	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1293	+	ac_cv_gcc_mdynamic_no_pic, [
1294	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1295	+	])
1296	+	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1297	+	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1298	+	else
1299	+	CFLAGS="$SAVED_CFLAGS"
1300	+	fi
1301	+	fi
1302	+
1303		dnl Select appropriate CPU source and REGPARAM define.
1304		ASM_OPTIMIZATIONS=none
1305		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
1306	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
1306	>
1307	>	dnl (gb) JITSRCS will be emptied later if the JIT is not available
1308	>	dnl Other platforms should define their own set of noflags file variants
1309	>	CAN_JIT=no
1310	>	JITSRCS="compemu1.cpp compemu2.cpp compemu3.cpp compemu4.cpp compemu5.cpp compemu6.cpp compemu7.cpp compemu8.cpp"
1311	>
1312	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
1313		dnl i386 CPU
1314	<	DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
1314	>	DEFINES="$DEFINES -DUNALIGNED_PROFITABLE -DREGPARAM=\"__attribute__((regparm(3)))\""
1315		if [[ "x$HAVE_GAS" = "xyes" ]]; then
1316		ASM_OPTIMIZATIONS=i386
1317	<	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
1318	<	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
1317	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTIMIZED_FLAGS -DSAHF_SETO_PROFITABLE"
1318	>	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 $JITSRCS"
1319	>	CAN_JIT=yes
1320	>	fi
1321	>	elif [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_X86_64" = "xyes" ]]; then
1322	>	dnl x86-64 CPU
1323	>	DEFINES="$DEFINES -DUNALIGNED_PROFITABLE"
1324	>	if [[ "x$HAVE_GAS" = "xyes" ]]; then
1325	>	ASM_OPTIMIZATIONS="x86-64"
1326	>	DEFINES="$DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS"
1327	>	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 $JITSRCS"
1328	>	CAN_JIT=yes
1329	>	WANT_33BIT_ADDRESSING=yes
1330		fi
1331		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
1332		dnl SPARC CPU
#	Line 841 | Line 1357 | elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]
1357		CPUSRCS="asm_support.s"
1358		fi
1359
1360	+	dnl Enable JIT compiler, if possible.
1361	+	if [[ "x$WANT_JIT" = "xyes" -a "x$CAN_JIT" ]]; then
1362	+	JITSRCS="$JITSRCS ../uae_cpu/compiler/compemu_support.cpp ../uae_cpu/compiler/compemu_fpp.cpp compstbl.o cpustbl_nf.o"
1363	+	DEFINES="$DEFINES -DUSE_JIT -DUSE_JIT_FPU"
1364	+
1365	+	if [[ "x$WANT_JIT_DEBUG" = "xyes" ]]; then
1366	+	if [[ "x$WANT_MON" = "xyes" ]]; then
1367	+	DEFINES="$DEFINES -DJIT_DEBUG=1"
1368	+	else
1369	+	AC_MSG_WARN([cxmon not found, ignoring --enable-jit-debug])
1370	+	WANT_JIT_DEBUG=no
1371	+	fi
1372	+	fi
1373	+
1374	+	dnl IEEE core is the only FPU emulator to use with the JIT compiler
1375	+	case $FPE_CORE_TEST_ORDER in
1376	+	ieee*) ;;
1377	+	*) AC_MSG_WARN([Forcing use of the IEEE FPU core, as the JIT compiler supports only this one.]) ;;
1378	+	esac
1379	+	FPE_CORE_TEST_ORDER="ieee"
1380	+	else
1381	+	WANT_JIT=no
1382	+	WANT_JIT_DEBUG=no
1383	+	JITSRCS=""
1384	+	fi
1385	+
1386	+	dnl Use 33-bit memory addressing?
1387	+	if [[ "$ac_cv_have_33bit_addressing:$WANT_33BIT_ADDRESSING" = "yes:yes" ]]; then
1388	+	use_33bit_addressing=yes
1389	+	fi
1390	+	AC_TRANSLATE_DEFINE(USE_33BIT_ADDRESSING, "$use_33bit_addressing",
1391	+	[Define to use 33-bit memory addressing on 64-bit JIT capable systems.])
1392	+
1393		dnl Utility macro used by next two tests.
1394		dnl AC_EXAMINE_OBJECT(C source code,
1395		dnl     commands examining object file,
#	Line 985 | Line 1534 | AC_CHECK_HEADERS(ieee754.h ieeefp.h floa
1534		for fpe in $FPE_CORE_TEST_ORDER; do
1535		case $fpe in
1536		ieee)
1537	<	if echo "$ac_cv_c_float_format" | grep -q IEEE; then
1537	>	case $ac_cv_c_float_format in
1538	>	IEEE*)
1539		FPE_CORE="IEEE fpu core"
1540		DEFINES="$DEFINES -DFPU_IEEE"
1541		FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
1542	+	dnl Math functions not mandated by C99 standard
1543	+	AC_CHECK_FUNCS(isnanl isinfl)
1544	+	dnl Math functions required by C99 standard, but probably not
1545	+	dnl implemented everywhere. In that case, we fall back to the
1546	+	dnl regular variant for doubles.
1547	+	AC_CHECK_FUNCS(logl log10l expl powl fabsl sqrtl)
1548	+	AC_CHECK_FUNCS(sinl cosl tanl sinhl coshl tanhl)
1549	+	AC_CHECK_FUNCS(asinl acosl atanl asinhl acoshl atanhl)
1550	+	AC_CHECK_FUNCS(floorl ceill)
1551		break
1552	<	fi
1552	>	;;
1553	>	esac
1554		;;
1555		x86)
1556		if [[ ":$HAVE_GCC27:$HAVE_I386:$HAVE_GAS:" = ":yes:yes:yes:" ]]; then
#	Line 1017 | Line 1577 | fi
1577
1578		dnl Check for certain math functions
1579		AC_CHECK_FUNCS(atanh)
1580	<	AC_CHECK_FUNCS(isnan isinf)             dnl C99
1021	<	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
1580	>	AC_CHECK_FUNCS(isnan isinf finite isnormal signbit)
1581
1582		dnl UAE CPU sources for all non-m68k-native architectures.
1583		if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
1584		CPUINCLUDES="-I../uae_cpu"
1585	<	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
1585	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS $JITSRCS"
1586		fi
1587
1588		dnl Remove the "-g" option if set for GCC.
1589		if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1590	<	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
1591	<	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
1590	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g\b//g'`
1591	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g\b//g'`
1592		fi
1593
1594	<	dnl Or if we have -Ofast
1595	<	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
1596	<	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
1597	<	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
1594	>	dnl Or if we have -IPA (MIPSPro compilers)
1595	>	if [[ "x$HAVE_IPA" = "xyes" ]]; then
1596	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1597	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1598		CXXFLAGS="-LANG:std $CXXFLAGS"
1599	<	LDFLAGS="$LDFLAGS -ipa"
1599	>	LDFLAGS="$LDFLAGS -O3 -OPT:Olimit=0 -IPA"
1600		fi
1601
1602		dnl Generate Makefile.
#	Line 1045 | Line 1604 | AC_SUBST(DEFINES)
1604		AC_SUBST(SYSSRCS)
1605		AC_SUBST(CPUINCLUDES)
1606		AC_SUBST(CPUSRCS)
1607	<	AC_OUTPUT(Makefile)
1607	>	AC_SUBST(BLESS)
1608	>	AC_SUBST(KEYCODES)
1609	>	AC_CONFIG_FILES([Makefile])
1610	>	AC_OUTPUT
1611
1612		dnl Print summary.
1613		echo
1614		echo Basilisk II configuration summary:
1615		echo
1616	+	echo SDL support ............................ : $SDL_SUPPORT
1617		echo XFree86 DGA support .................... : $WANT_XF86_DGA
1618		echo XFree86 VidMode support ................ : $WANT_XF86_VIDMODE
1619		echo fbdev DGA support ...................... : $WANT_FBDEV_DGA
#	Line 1059 | Line 1622 | echo ESD sound support .................
1622		echo GTK user interface ..................... : $WANT_GTK
1623		echo mon debugger support ................... : $WANT_MON
1624		echo Running m68k code natively ............. : $WANT_NATIVE_M68K
1625	+	echo Use JIT compiler ....................... : $WANT_JIT
1626	+	echo JIT debug mode ......................... : $WANT_JIT_DEBUG
1627		echo Floating-Point emulation core .......... : $FPE_CORE
1628		echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
1629		echo Addressing mode ........................ : $ADDRESSING_MODE
1630	+	echo Bad memory access recovery type ........ : $sigsegv_recovery
1631		echo
1632		echo "Configuration done. Now type \"make\" (or \"gmake\")."

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