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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.25 by cebix, 2000-10-08T18:41:34Z vs.
Revision 1.40 by gbeauche, 2001-05-20T20:31:50Z

#	Line 9 | Line 9 | dnl Options.
9		AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10		AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
11		AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
12	<	AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=no])
13	<	AC_ARG_ENABLE(16bit-vidmode, [  --enable-16bit-vidmode  enable 16-bit video if possible [default=yes]], [WANT_16BIT_VIDMODE=$enableval], [WANT_16BIT_VIDMODE=yes])
12	>	AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=no]], [WANT_VOSF=$enableval], [WANT_VOSF=no])
13	>
14	>	dnl FPU emulation core.
15	>	AC_ARG_ENABLE(fpe,
16	>	[  --enable-fpe=which      specify which fpu emulator to use [default=opt]],
17	>	[ case "$enableval" in
18	>	default)    FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
19	>	uae)            FPE_CORE="uae";;
20	>	*)                      AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);;
21	>	esac
22	>	],
23	>	[ FPE_CORE="default"
24	>	])
25	>
26	>	dnl Addressing modes.
27		AC_ARG_ENABLE(addressing,
28	<	[  --enable-addressing=mode specify the addressing mode to use [default=fastest]],
28	>	[  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
29		[ case "$enableval" in
30		real)       ADDRESSING_TEST_ORDER="real";;
31		direct)     ADDRESSING_TEST_ORDER="direct";;
32		banks)      ADDRESSING_TEST_ORDER="banks";;
33	<	dnl fastest)    ADDRESSING_TEST_ORDER="real direct banks";; gb-- will enable later...
34	<	fastest)    ADDRESSING_TEST_ORDER="direct banks";;
22	<	*)          AC_MSG_ERROR([--enable-mem-addressing takes only one of the following values: fastest, real, direct, banks]);;
33	>	fastest)ADDRESSING_TEST_ORDER="direct banks";;
34	>	*)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
35		esac
36		],
25	–	dnl [ ADDRESSING_TEST_ORDER="real direct banks" gb-- will probably reactivate later
37		[ ADDRESSING_TEST_ORDER="direct banks"
38		])
39	+
40	+	dnl External packages.
41		AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
42		AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
43		AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
#	Line 39 | Line 52 | case "$target_os" in
52		netbsd*)      OS_TYPE=netbsd;;
53		freebsd*)     OS_TYPE=freebsd;;
54		solaris*)     OS_TYPE=solaris;;
55	<	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/'`;;
55	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/' | sed -e 's/\./_/'`;;
56		esac
57		DEFINES="$DEFINES -DOS_$OS_TYPE"
58
#	Line 47 | Line 60 | dnl Target CPU type.
60		HAVE_I386=no
61		HAVE_M68K=no
62		HAVE_SPARC=no
63	+	HAVE_POWERPC=no
64		case "$target_cpu" in
65		i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
66		m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
67		sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
68	+	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
69		*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
70		esac
71		DEFINES="$DEFINES -DCPU_$CPU_TYPE"
#	Line 71 | Line 86 | if [[ "x$WANT_MON" = "xyes" ]]; then
86		if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
87		AC_MSG_RESULT(yes)
88		AC_DEFINE(ENABLE_MON)
89	<	MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_8080.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
89	>	MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
90		CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
91		AC_CHECK_LIB(readline, readline)
92		AC_CHECK_LIB(termcap, tputs)
#	Line 112 | Line 127 | AC_CHECK_FUNCS(pthread_cancel)
127		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
128		SEMSRC=
129		AC_CHECK_FUNCS(sem_init, , [
130	<	if [ "x$HAVE_PTHREADS" = "xyes" ]; then
130	>	if test "x$HAVE_PTHREADS" = "xyes"; then
131		SEMSRC=posix_sem.cpp
132		fi
133		])
#	Line 197 | Line 212 | AC_STRUCT_TM
212		dnl Checks for library functions.
213		AC_CHECK_FUNCS(strdup cfmakeraw)
214		AC_CHECK_FUNCS(clock_gettime timer_create)
215	+	AC_CHECK_FUNCS(sigaction signal)
216
217		dnl Select system-dependant source files.
218		SERIALSRC=serial_unix.cpp
#	Line 204 | Line 220 | ETHERSRC=../dummy/ether_dummy.cpp
220		SCSISRC=../dummy/scsi_dummy.cpp
221		AUDIOSRC=../dummy/audio_dummy.cpp
222		EXTRASYSSRCS=
223	<	SUPPORTS_NATIVE_M68K=no
223	>	CAN_NATIVE_M68K=no
224		case "$target_os" in
225		linux*)
226	<	ETHERSRC=Linux/ether_linux.cpp
211	<	SCSISRC=Linux/scsi_linux.cpp
226	>	ETHERSRC=ether_unix.cpp
227		AUDIOSRC=audio_oss_esd.cpp
228	+	SCSISRC=Linux/scsi_linux.cpp
229		;;
230	<	freebsd*3.*)
230	>	freebsd*)
231	>	ETHERSRC=ether_unix.cpp
232		AUDIOSRC=audio_oss_esd.cpp
233		DEFINES="$DEFINES -DBSD_COMP"
234	+	CXXFLAGS="$CXXFLAGS -fpermissive"
235		dnl Check for the CAM library
236		AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
237		if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
238		AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
239		else
240		dnl Check for the sys kernel includes
241	<	AC_CHECK_HEADER(/sys/cam/cam.h)
242	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
241	>	AC_CHECK_HEADER(camlib.h)
242	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
243		dnl In this case I should fix this thing including a "patch"
244		dnl to access directly to the functions in the kernel :) --Orlando
245	<	AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.])
245	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
246		else
247		SCSISRC=FreeBSD/scsi_freebsd.cpp
230	–	CXXFLAGS="$CXXFLAGS -I/sys"
231	–	CFLAGS="$CFLAGS -I/sys"
248		LIBS="$LIBS -lcam"
249		DEFINES="$DEFINES -DCAM"
250		fi
251		fi
252		;;
237	–	freebsd*)
238	–	DEFINES="$DEFINES -DBSD_COMP"
239	–	dnl Check for the SCSI library
240	–	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
241	–	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
242	–	AC_MSG_WARN([Cannot find libscsi for SCSI management, disabling SCSI support.])
243	–	else
244	–	dnl Check for the sys kernel includes
245	–	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
246	–	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
247	–	AC_MSG_WARN([Cannot find includes for the SCSI library, disabling SCSI support.])
248	–	else
249	–	SCSISRC=FreeBSD/scsi_freebsd.cpp
250	–	LIBS="$LIBS -lscsi"
251	–	fi
252	–	fi
253	–	;;
253		netbsd*)
254	<	SUPPORTS_NATIVE_M68K=yes
254	>	CAN_NATIVE_M68K=yes
255		;;
256		solaris*)
257		AUDIOSRC=Solaris/audio_solaris.cpp
258		DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
259		;;
260		irix*)
261	+	AUDIOSRC=Irix/audio_irix.cpp
262		EXTRASYSSRCS=Irix/unaligned.c
263	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
264	<	LIBS="$LIBS -lm"
263	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
264	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
265	>	LIBS="$LIBS -laudio"
266	>
267	>	dnl Check if our compiler supports -Ofast (MIPSPro)
268	>	HAVE_OFAST=no
269	>	ocflags="$CFLAGS"
270	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
271	>	AC_MSG_CHECKING(if "-Ofast" works)
272	>	dnl Do a test compile of an empty function
273	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
274	>	CFLAGS="$ocflags"
275	>
276		;;
277		esac
278
279	+	dnl Use 68k CPU natively?
280	+	WANT_NATIVE_M68K=no
281	+	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
282	+	AC_DEFINE(ENABLE_NATIVE_M68K)
283	+	WANT_NATIVE_M68K=yes
284	+	fi
285	+
286		if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
287		dnl Serial, ethernet and audio support needs pthreads
288		AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
#	Line 311 | Line 329 | AC_CACHE_CHECK("whether we can map Low M
329		]
330		)
331
332	<	dnl Check if extended signals are supported.
333	<	AC_CACHE_CHECK("whether your system supports extended signal handlers",
334	<	ac_cv_have_extended_signals, [
332	>	dnl Check signal handlers need to be reinstalled
333	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
334	>	ac_cv_signal_need_reinstall, [
335	>	AC_LANG_SAVE
336	>	AC_LANG_CPLUSPLUS
337	>	AC_TRY_RUN([
338	>	#include <stdlib.h>
339	>	#ifdef HAVE_UNISTD_H
340	>	#include <unistd.h>
341	>	#endif
342	>	#include <signal.h>
343	>	static int handled_signal = 0;
344	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
345	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
346	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
347	>	exit(handled_signal == 2);
348	>	}
349	>	],
350	>	[ac_cv_signal_need_reinstall=yes],
351	>	[ac_cv_signal_need_reinstall=no]
352	>	)
353	>	AC_LANG_RESTORE
354	>	]
355	>	)
356	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
357	>
358	>	dnl Check if sigaction handlers need to be reinstalled
359	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
360	>	ac_cv_sigaction_need_reinstall, [
361		AC_LANG_SAVE
362		AC_LANG_CPLUSPLUS
363		AC_TRY_RUN([
320	–	#include <unistd.h>
364		#include <stdlib.h>
365	+	#ifdef HAVE_UNISTD_H
366	+	#include <unistd.h>
367	+	#endif
368		#include <signal.h>
369	<	#include <fcntl.h>
370	<	#include <sys/mman.h>
371	<
372	<	static volatile caddr_t mem = 0;
373	<	static int zero_fd = -1;
374	<
375	<	static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *)
376	<	{ if ((caddr_t)(sip->si_addr) != mem) exit(1);
377	<	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
378	<
379	<	int main()
380	<	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
335	<	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
336	<	struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = SA_SIGINFO;
337	<	sigaction(SIGSEGV, &sa, 0);
338	<	mem[0] = 0;
339	<	exit(1); // should not be reached
369	>	static int handled_signal = 0;
370	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
371	>	typedef RETSIGTYPE (*signal_handler)(int);
372	>	static signal_handler mysignal(int sig, signal_handler handler) {
373	>	struct sigaction old_sa;
374	>	struct sigaction new_sa;
375	>	new_sa.sa_handler = handler;
376	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
377	>	}
378	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
379	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
380	>	exit(handled_signal == 2);
381		}
382		],
383	+	[ac_cv_sigaction_need_reinstall=yes],
384	+	[ac_cv_sigaction_need_reinstall=no]
385	+	)
386	+	AC_LANG_RESTORE
387	+	]
388	+	)
389	+	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
390	+
391	+	dnl Check if extended signals are supported.
392	+	AC_CACHE_CHECK("whether your system supports extended signal handlers",
393	+	ac_cv_have_extended_signals, [
394	+	AC_LANG_SAVE
395	+	AC_LANG_CPLUSPLUS
396	+	AC_TRY_RUN([
397	+	#define HAVE_SIGINFO_T 1
398	+	#define CONFIGURE_TEST
399	+	#include "sigsegv.cpp"
400	+	],
401		[ac_cv_have_extended_signals=yes],
402		[ac_cv_have_extended_signals=no]
403		)
#	Line 349 | Line 408 | AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac
408
409		dnl Otherwise, check for subterfuges.
410		if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
411	<	case "$target_os" in
412	<	linux*)
413	<	if [[ "x$HAVE_I386" = "xyes" ]]; then
414	<	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
415	<	ac_cv_have_sigcontext_hack, [
416	<	AC_LANG_SAVE
417	<	AC_LANG_CPLUSPLUS
418	<	AC_TRY_RUN([
419	<	#include <unistd.h>
420	<	#include <signal.h>
421	<	#include <fcntl.h>
422	<	#include <sys/mman.h>
423	<
424	<	static volatile caddr_t mem = 0;
425	<	static int zero_fd = -1;
367	<
368	<	static RETSIGTYPE segfault_handler(int, struct sigcontext scs)
369	<	{ if ((caddr_t)(scs.cr2) != mem) exit(1);
370	<	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
371	<
372	<	int main()
373	<	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
374	<	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
375	<	struct sigaction sa; sa.sa_flags = 0;
376	<	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
377	<	sigaction(SIGSEGV, &sa, 0);
378	<	mem[0] = 0;
379	<	exit(1); // should not be reached
380	<	}
381	<	],
382	<	[ac_cv_have_sigcontext_hack=yes],
383	<	[ac_cv_have_sigcontext_hack=no]
384	<	)
385	<	AC_LANG_RESTORE
386	<	])
387	<	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
388	<	fi
389	<	;;
390	<	esac
411	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
412	>	ac_cv_have_sigcontext_hack, [
413	>	AC_LANG_SAVE
414	>	AC_LANG_CPLUSPLUS
415	>	AC_TRY_RUN([
416	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
417	>	#define CONFIGURE_TEST
418	>	#include "sigsegv.cpp"
419	>	],
420	>	[ac_cv_have_sigcontext_hack=yes],
421	>	[ac_cv_have_sigcontext_hack=no]
422	>	)
423	>	AC_LANG_RESTORE
424	>	])
425	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
426		fi
427
428		dnl Can we do Video on SEGV Signals ?
#	Line 397 | Line 432 | if [[ "$ac_cv_have_extended_signals" = "
432		fi
433
434		dnl Determine the addressing mode to use
435	<	ADDRESSING_MODE=""
436	<	AC_MSG_CHECKING([for the addressing mode to use])
437	<	for am in $ADDRESSING_TEST_ORDER; do
438	<	case $am in
439	<	real)
440	<	dnl Requires ability to mmap Low Memory globals.
441	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
442	<	continue
443	<	fi
444	<	if [[ "x$ac_cv_c_bigendian" = "xyes" ]]; then
445	<	dnl Requires only VOSF if 16-bit vidmode enable
411	<	if [[ "x$WANT_16BIT_VIDMODE" = "xyes" ]]; then
412	<	if [[ "x$CAN_VOSF" = "xno" ]]; then
413	<	continue
414	<	fi
415	<	else
416	<	DEFINES="$DEFINES -DDISABLE_16BIT_VIDMODE"
435	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
436	>	ADDRESSING_MODE="real"
437	>	else
438	>	ADDRESSING_MODE=""
439	>	AC_MSG_CHECKING([for the addressing mode to use])
440	>	for am in $ADDRESSING_TEST_ORDER; do
441	>	case $am in
442	>	real)
443	>	dnl Requires ability to mmap() Low Memory globals
444	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
445	>	continue
446		fi
447	<	else
419	<	dnl Requires VOSF
447	>	dnl Requires VOSF screen updates
448		if [[ "x$CAN_VOSF" = "xno" ]]; then
449		continue
450		fi
451	<	fi
452	<	dnl Real addressing will probably work
425	<	ADDRESSING_MODE="real"
426	<	WANT_VOSF=yes dnl we can use VOSF and we need it actually
427	<	DEFINES="$DEFINES -DREAL_ADDRESSING"
428	<	break
429	<	;;
430	<	direct)
431	<	dnl Requires VOSF
432	<	if [[ "x$CAN_VOSF" = "xyes" ]]; then
433	<	ADDRESSING_MODE="direct"
451	>	dnl Real addressing will probably work.
452	>	ADDRESSING_MODE="real"
453		WANT_VOSF=yes dnl we can use VOSF and we need it actually
454	<	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
454	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
455		break
456	<	fi
457	<	;;
458	<	banks)
459	<	dnl Default addressing mode
456	>	;;
457	>	direct)
458	>	dnl Requires VOSF screen updates
459	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
460	>	ADDRESSING_MODE="direct"
461	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
462	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
463	>	break
464	>	fi
465	>	;;
466	>	banks)
467	>	dnl Default addressing mode
468	>	ADDRESSING_MODE="memory banks"
469	>	break
470	>	;;
471	>	*)
472	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
473	>	esac
474	>	done
475	>	AC_MSG_RESULT($ADDRESSING_MODE)
476	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
477	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
478		ADDRESSING_MODE="memory banks"
479	<	break
443	<	;;
444	<	*)
445	<	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
446	<	esac
447	<	done
448	<	AC_MSG_RESULT($ADDRESSING_MODE)
449	<	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
450	<	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
451	<	ADDRESSING_MODE="memory banks"
479	>	fi
480		fi
481
482	<	dnl Since real and direct addressing modes automatically activate VOSF,
483	<	dnl I put this test here.
456	<	if [[ "x$WANT_VOSF" = "xyes" ]]; then
457	<	if [[ "x$CAN_VOSF" = "xno" ]]; then
458	<	AC_MSG_WARN([Sorry, your system does not support Video on SEGV signals])
459	<	WANT_VOSF=no
460	<	else
482	>	dnl Enable VOSF screen updates with this feature is requested and feasible
483	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
484		AC_DEFINE(ENABLE_VOSF)
485	<	fi
485	>	else
486	>	WANT_VOSF=no
487		fi
488
489		dnl Check for GAS.
#	Line 489 | Line 513 | fi
513
514		dnl Select appropriate CPU source and REGPARAM define.
515		ASM_OPTIMIZATIONS=none
492	–	WANT_NATIVE_M68K=no
516		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
517		FPUSRCS="../uae_cpu/fpp.cpp"
518	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
518	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
519		dnl i386 CPU
520		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
521		if [[ "x$HAVE_GAS" = "xyes" ]]; then
522		ASM_OPTIMIZATIONS=i386
523	<	DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTFLAGS"
524	<	CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
523	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
524	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
525		FPUSRCS="../uae_cpu/fpu_x86.cpp"
526		fi
527		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
#	Line 510 | Line 533 | elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HA
533		AC_MSG_RESULT($SPARC_TYPE)
534		case "$SPARC_TYPE" in
535		SPARC_V8)
536	<	ASM_OPTIMIZATIONS="SPARC V8 architecture"
537	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTFLAGS"
536	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
537	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
538		CFLAGS="$CFLAGS -Wa,-Av8"
539		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
540		;;
541		SPARC_V9)
542	<	ASM_OPTIMIZATIONS="SPARC V9 architecture"
543	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTFLAGS"
542	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
543	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
544		CFLAGS="$CFLAGS -Wa,-Av9"
545		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
546		;;
547		esac
548		;;
549		esac
550	<	elif [[ "x$HAVE_M68K" = "xyes" -a "x$SUPPORTS_NATIVE_M68K" = "xyes" ]]; then
550	>	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
551		dnl Native m68k, no emulation
552	<	CPUSRCS=""
553	<	AC_DEFINE(ENABLE_NATIVE_M68K)
554	<	WANT_NATIVE_M68K=yes
552	>	CPUINCLUDES="-I../native_cpu"
553	>	CPUSRCS="asm_support.s"
554	>	fi
555	>
556	>	dnl Select appropriate FPU source.
557	>	dnl 1. Optimized X86 assembly core if target is i386 architecture
558	>	SAVED_DEFINES=$DEFINES
559	>	if [[ "x$FPE_CORE" = "xdefault" ]]; then
560	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
561	>	DEFINES="$DEFINES -DFPU_X86"
562	>	FPE_CORE_STR="i386 optimized core"
563	>	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
564	>	else
565	>	FPE_CORE="uae"
566	>	fi
567		fi
568
569	+	dnl 2. JIT-FPU only supports IEEE-based implementation.
570	+	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
571	+	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
572	+	FPE_CORE="ieee"
573	+	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
574	+	DEFINES=$SAVED_DEFINES
575	+	fi
576	+
577	+	dnl 3. Choose either IEEE-based implementation or the old UAE core
578	+	if [[ "x$FPE_CORE" = "xieee" ]]; then
579	+	AC_CHECK_HEADERS(fenv.h)
580	+	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
581	+	AC_CHECK_FUNCS(fegetround fesetround)
582	+	DEFINES="$DEFINES -DFPU_IEEE"
583	+	FPE_CORE_STR="ieee-based fpu core"
584	+	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
585	+	elif [[ "x$FPE_CORE" = "xuae" ]]; then
586	+	DEFINES="$DEFINES -DFPU_UAE"
587	+	FPE_CORE_STR="original uae core"
588	+	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
589	+	fi
590	+
591	+	dnl Check for certain math functions
592	+	AC_CHECK_FUNCS(atanh)
593	+	AC_CHECK_FUNCS(isnan isinf)             dnl C99
594	+	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
595	+
596		dnl UAE CPU sources for all non-m68k-native architectures.
597		if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
598		CPUINCLUDES="-I../uae_cpu"
599		CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
538	–	else
539	–	CPUINCLUDES="-I../native_cpu"
540	–	CPUSRCS="asm_support.s"
600		fi
601
602		dnl Remove the "-g" option if set for GCC.
603		if [[ "x$HAVE_GCC27" = "xyes" ]]; then
604	<	dnl gb-- Probably not the cleanest way to take
605	<	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
606	<	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
604	>	dnl gb-- Probably not the cleanest way to take
605	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
606	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
607	>	fi
608	>
609	>	dnl Or if we have -Ofast
610	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
611	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
612	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/ -g$/ -Ofast/;s/^-g$/-Ofast/'`
613	>	CXXFLAGS="-LANG:std $CXXFLAGS"
614	>	LDFLAGS="$LDFLAGS -Ofast"
615		fi
616
617		dnl Generate Makefile.
#	Line 566 | Line 633 | echo ESD sound support ................
633		echo GTK user interface ............... : $WANT_GTK
634		echo mon debugger support ............. : $WANT_MON
635		echo Running m68k code natively ....... : $WANT_NATIVE_M68K
636	+	echo Floating-Point emulation core .... : $FPE_CORE_STR
637		echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
638		echo Addressing mode .................. : $ADDRESSING_MODE
639		echo

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