ViewVC Help

View File | Revision Log | Show Annotations | Revision Graph | Root Listing

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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.24 by cebix, 2000-09-25T17:54:01Z vs.
Revision 1.62 by gbeauche, 2002-09-13T12:51:24Z

#	Line 1 | Line 1
1		dnl Process this file with autoconf to produce a configure script.
2	<	dnl Written in 1999 by Christian Bauer et al.
2	>	dnl Written in 2002 by Christian Bauer et al.
3
4		AC_INIT(main_unix.cpp)
5		AC_PREREQ(2.12)
#	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=$enableval], [WANT_16BIT_VIDMODE=yes])
12	>	AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
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 "$enableval" in
18	>	dnl default is fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
19	>	default)    FPE_CORE="default";;
20	>	ieee)               FPE_CORE="ieee";;
21	>	uae)            FPE_CORE="uae";;
22	>	*)                      AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae, ieee]);;
23	>	esac
24	>	],
25	>	[ FPE_CORE="default"
26	>	])
27	>
28	>	dnl Addressing modes.
29		AC_ARG_ENABLE(addressing,
30	<	[  --enable-addressing=mode specify the addressing mode to use [default=fastest]],
30	>	[  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
31		[ case "$enableval" in
32		real)       ADDRESSING_TEST_ORDER="real";;
33		direct)     ADDRESSING_TEST_ORDER="direct";;
34		banks)      ADDRESSING_TEST_ORDER="banks";;
35	<	dnl fastest)    ADDRESSING_TEST_ORDER="real direct banks";; gb-- will enable later...
36	<	fastest)    ADDRESSING_TEST_ORDER="direct banks";;
22	<	*)          AC_MSG_ERROR([--enable-mem-addressing takes only one of the following values: fastest, real, direct, banks]);;
35	>	fastest)ADDRESSING_TEST_ORDER="direct banks";;
36	>	*)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
37		esac
38		],
25	–	dnl [ ADDRESSING_TEST_ORDER="real direct banks" gb-- will probably reactivate later
39		[ ADDRESSING_TEST_ORDER="direct banks"
40		])
41	+
42	+	dnl External packages.
43		AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
44		AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
45		AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
#	Line 39 | Line 54 | case "$target_os" in
54		netbsd*)      OS_TYPE=netbsd;;
55		freebsd*)     OS_TYPE=freebsd;;
56		solaris*)     OS_TYPE=solaris;;
57	<	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/'`;;
57	>	darwin*)      OS_TYPE=darwin;;
58	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/g' | sed -e 's/\./_/g'`;;
59		esac
60		DEFINES="$DEFINES -DOS_$OS_TYPE"
61
#	Line 47 | Line 63 | dnl Target CPU type.
63		HAVE_I386=no
64		HAVE_M68K=no
65		HAVE_SPARC=no
66	+	HAVE_POWERPC=no
67		case "$target_cpu" in
68		i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
69		m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
70		sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
71	<	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
71	>	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
72	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/g'`;;
73		esac
74		DEFINES="$DEFINES -DCPU_$CPU_TYPE"
75
#	Line 71 | Line 89 | if [[ "x$WANT_MON" = "xyes" ]]; then
89		if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
90		AC_MSG_RESULT(yes)
91		AC_DEFINE(ENABLE_MON)
92	<	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
92	>	MONSRCS="$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/mon_lowmem.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
93		CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
94	+	AC_CHECK_LIB(ncurses, tgetent, ,
95	+	AC_CHECK_LIB(termcap, tgetent, ,
96	+	AC_CHECK_LIB(termlib, tgetent, ,
97	+	AC_CHECK_LIB(terminfo, tgetent, ,
98	+	AC_CHECK_LIB(Hcurses, tgetent, ,
99	+	AC_CHECK_LIB(curses, tgetent))))))
100		AC_CHECK_LIB(readline, readline)
77	–	AC_CHECK_LIB(termcap, tputs)
101		AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
102		else
103		AC_MSG_RESULT(no)
#	Line 85 | Line 108 | fi
108
109		dnl Checks for libraries.
110		AC_CHECK_LIB(posix4, sem_init)
111	+	AC_CHECK_LIB(rt, timer_create)
112
113		dnl We need X11.
114		AC_PATH_XTRA
#	Line 108 | Line 132 | if [[ "x$HAVE_PTHREADS" = "xyes" ]]; the
132		AC_DEFINE(HAVE_PTHREADS)
133		fi
134		AC_CHECK_FUNCS(pthread_cancel)
135	+	AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
136	+	AC_CHECK_FUNCS(pthread_mutexattr_settype)
137
138		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
139		SEMSRC=
140		AC_CHECK_FUNCS(sem_init, , [
141	<	if [ "x$HAVE_PTHREADS" = "xyes" ]; then
141	>	if test "x$HAVE_PTHREADS" = "xyes"; then
142		SEMSRC=posix_sem.cpp
143		fi
144		])
#	Line 151 | Line 177 | UISRCS=../dummy/prefs_editor_dummy.cpp
177		if [[ "x$WANT_GTK" = "xyes" ]]; then
178		AM_PATH_GTK(1.2.0, [
179		AC_DEFINE(ENABLE_GTK)
154	–	CFLAGS="$CFLAGS $GTK_CFLAGS"
180		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
181		LIBS="$LIBS $GTK_LIBS"
182		UISRCS=prefs_editor_gtk.cpp
183	+	B2_PATH_GNOMEUI([
184	+	AC_DEFINE(HAVE_GNOMEUI)
185	+	CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
186	+	LIBS="$LIBS $GNOMEUI_LIBS"
187	+	], [])
188		], [
189		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
190		WANT_GTK=no
#	Line 174 | Line 204 | if [[ "x$WANT_ESD" = "xyes" ]]; then
204		])
205		fi
206
207	+	dnl We use 64-bit file size support if possible.
208	+	dnl FIXME: Use AC_SYS_LARGEFILE from autoconf 2.5+
209	+	if [[ "x$OS_TYPE" = "xlinux" ]]; then
210	+	AC_DEFINE(_USE_LARGEFILE_SOURCE, 1, [Get more functions for correct standard I/O])
211	+	AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
212	+	fi
213	+
214		dnl Checks for header files.
215		AC_HEADER_STDC
216	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
216	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
217
218		dnl Checks for typedefs, structures, and compiler characteristics.
219		AC_C_BIGENDIAN
#	Line 186 | Line 223 | AC_CHECK_SIZEOF(short, 2)
223		AC_CHECK_SIZEOF(int, 4)
224		AC_CHECK_SIZEOF(long, 4)
225		AC_CHECK_SIZEOF(long long, 8)
226	+	AC_CHECK_SIZEOF(float, 4)
227	+	AC_CHECK_SIZEOF(double, 8)
228	+	AC_CHECK_SIZEOF(long double, 12)
229		AC_CHECK_SIZEOF(void *, 4)
230		AC_TYPE_OFF_T
231		AC_CHECK_TYPE(loff_t, off_t)
232	+	AC_CHECK_TYPE(caddr_t, [char *])
233		AC_TYPE_SIZE_T
234		AC_TYPE_SIGNAL
235		AC_HEADER_TIME
236		AC_STRUCT_TM
237
238	+	dnl Check whether sys/socket.h defines type socklen_t.
239	+	dnl (extracted from ac-archive/Miscellaneous)
240	+	AC_CACHE_CHECK("for socklen_t",
241	+	ac_cv_type_socklen_t, [
242	+	AC_TRY_COMPILE([
243	+	#include <sys/types.h>
244	+	#include <sys/socket.h>
245	+	], [socklen_t len = 42; return 0;],
246	+	ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
247	+	dnl When cross-compiling, do not assume anything.
248	+	ac_cv_type_socklen_t="guessing no"
249	+	)
250	+	])
251	+	if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
252	+	AC_DEFINE(socklen_t, int)
253	+	fi
254	+
255		dnl Checks for library functions.
256		AC_CHECK_FUNCS(strdup cfmakeraw)
257		AC_CHECK_FUNCS(clock_gettime timer_create)
258	+	AC_CHECK_FUNCS(sigaction signal)
259	+	AC_CHECK_FUNCS(mmap mprotect munmap)
260	+	AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
261	+
262	+	dnl Darwin seems to define mach_task_self() instead of task_self().
263	+	AC_CHECK_FUNCS(mach_task_self task_self)
264	+
265	+	dnl Check for headers and functions related to pty support (sshpty.c)
266	+	dnl From openssh-3.2.2p1 configure.ac
267	+
268	+	AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h)
269	+	AC_CHECK_FUNCS(_getpty vhangup strlcpy)
270	+
271	+	case "$host" in
272	+	*-*-hpux10.26)
273	+	disable_ptmx_check=yes
274	+	;;
275	+	*-*-linux*)
276	+	no_dev_ptmx=1
277	+	;;
278	+	mips-sony-bsd|mips-sony-newsos4)
279	+	AC_DEFINE(HAVE_NEWS4)
280	+	;;
281	+	*-*-sco3.2v4*)
282	+	no_dev_ptmx=1
283	+	;;
284	+	*-*-sco3.2v5*)
285	+	no_dev_ptmx=1
286	+	;;
287	+	esac
288	+
289	+	if test -z "$no_dev_ptmx" ; then
290	+	if test "x$disable_ptmx_check" != "xyes" ; then
291	+	AC_CHECK_FILE("/dev/ptmx",
292	+	[
293	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
294	+	have_dev_ptmx=1
295	+	]
296	+	)
297	+	fi
298	+	fi
299	+	AC_CHECK_FILE("/dev/ptc",
300	+	[
301	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
302	+	have_dev_ptc=1
303	+	]
304	+	)
305	+
306	+	dnl (end of code from openssh-3.2.2p1 configure.ac)
307	+
308
309		dnl Select system-dependant source files.
310		SERIALSRC=serial_unix.cpp
#	Line 204 | Line 312 | ETHERSRC=../dummy/ether_dummy.cpp
312		SCSISRC=../dummy/scsi_dummy.cpp
313		AUDIOSRC=../dummy/audio_dummy.cpp
314		EXTRASYSSRCS=
315	<	SUPPORTS_NATIVE_M68K=no
315	>	CAN_NATIVE_M68K=no
316		case "$target_os" in
317		linux*)
318	<	ETHERSRC=Linux/ether_linux.cpp
211	<	SCSISRC=Linux/scsi_linux.cpp
318	>	ETHERSRC=ether_unix.cpp
319		AUDIOSRC=audio_oss_esd.cpp
320	+	SCSISRC=Linux/scsi_linux.cpp
321		;;
322	<	freebsd*3.*)
322	>	freebsd*)
323	>	ETHERSRC=ether_unix.cpp
324		AUDIOSRC=audio_oss_esd.cpp
325		DEFINES="$DEFINES -DBSD_COMP"
326	+	CXXFLAGS="$CXXFLAGS -fpermissive"
327		dnl Check for the CAM library
328		AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
329		if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
330		AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
331		else
332		dnl Check for the sys kernel includes
333	<	AC_CHECK_HEADER(/sys/cam/cam.h)
334	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
333	>	AC_CHECK_HEADER(camlib.h)
334	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
335		dnl In this case I should fix this thing including a "patch"
336		dnl to access directly to the functions in the kernel :) --Orlando
337	<	AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.])
337	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
338		else
339		SCSISRC=FreeBSD/scsi_freebsd.cpp
230	–	CXXFLAGS="$CXXFLAGS -I/sys"
231	–	CFLAGS="$CFLAGS -I/sys"
340		LIBS="$LIBS -lcam"
341		DEFINES="$DEFINES -DCAM"
342		fi
343		fi
344		;;
237	–	freebsd*)
238	–	DEFINES="$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="$LIBS -lscsi"
251	–	fi
252	–	fi
253	–	;;
345		netbsd*)
346	<	SUPPORTS_NATIVE_M68K=yes
346	>	CAN_NATIVE_M68K=yes
347		;;
348		solaris*)
349		AUDIOSRC=Solaris/audio_solaris.cpp
350		DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
351		;;
352		irix*)
353	+	ETHERSRC=ether_unix.cpp
354	+	AUDIOSRC=Irix/audio_irix.cpp
355		EXTRASYSSRCS=Irix/unaligned.c
356	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
357	<	LIBS="$LIBS -lm"
356	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
357	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
358	>	LIBS="$LIBS -laudio"
359	>	WANT_ESD=no
360	>
361	>	dnl Check if our compiler supports -Ofast (MIPSPro)
362	>	HAVE_OFAST=no
363	>	ocflags="$CFLAGS"
364	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
365	>	AC_MSG_CHECKING(if "-Ofast" works)
366	>	dnl Do a test compile of an empty function
367	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
368	>	CFLAGS="$ocflags"
369	>
370		;;
371		esac
372
373	+	dnl Use 68k CPU natively?
374	+	WANT_NATIVE_M68K=no
375	+	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
376	+	AC_DEFINE(ENABLE_NATIVE_M68K)
377	+	WANT_NATIVE_M68K=yes
378	+	fi
379	+
380		if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
381		dnl Serial, ethernet and audio support needs pthreads
382		AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
#	Line 279 | Line 391 | dnl to be put into the config.h file
391		dnl $1 -- the macro to define
392		dnl $2 -- the value to translate
393		AC_DEFUN(AC_TRANSLATE_DEFINE, [
394	<	if [[ "x$2" = "xyes" ]]; then
394	>	if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
395		AC_DEFINE($1)
396		fi
397		])
398
399	+	dnl Various checks if the system supports vm_allocate() and the like functions.
400	+	have_mach_vm=no
401	+	if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
402	+	"x$ac_cv_func_vm_protect" = "xyes" ]]; then
403	+	have_mach_vm=yes
404	+	fi
405	+	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
406	+
407	+	dnl Check that vm_allocate(), vm_protect() work
408	+	if [[ "x$have_mach_vm" = "xyes" ]]; then
409	+
410	+	AC_CACHE_CHECK("whether vm_protect works",
411	+	ac_cv_vm_protect_works, [
412	+	AC_LANG_SAVE
413	+	AC_LANG_CPLUSPLUS
414	+	ac_cv_vm_protect_works=yes
415	+	dnl First the tests that should segfault
416	+	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
417	+	AC_TRY_RUN([
418	+	#define CONFIGURE_TEST_VM_MAP
419	+	#define TEST_VM_PROT_$test_def
420	+	#include "vm_alloc.cpp"
421	+	], ac_cv_vm_protect_works=no, rm -f core,
422	+	dnl When cross-compiling, do not assume anything
423	+	ac_cv_vm_protect_works="guessing no"
424	+	)
425	+	done
426	+	AC_TRY_RUN([
427	+	#define CONFIGURE_TEST_VM_MAP
428	+	#define TEST_VM_PROT_RDWR_WRITE
429	+	#include "vm_alloc.cpp"
430	+	], , ac_cv_vm_protect_works=no,
431	+	dnl When cross-compiling, do not assume anything
432	+	ac_cv_vm_protect_works="guessing no"
433	+	)
434	+	AC_LANG_RESTORE
435	+	]
436	+	)
437	+
438	+	dnl Remove support for vm_allocate() if vm_protect() does not work
439	+	if [[ "x$have_mach_vm" = "xyes" ]]; then
440	+	case $ac_cv_vm_protect_works in
441	+	*yes) have_mach_vm=yes;;
442	+	*no) have_mach_vm=no;;
443	+	esac
444	+	fi
445	+	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
446	+
447	+	fi dnl HAVE_MACH_VM
448	+
449	+	dnl Various checks if the system supports mmap() and the like functions.
450	+	dnl ... and Mach memory allocators are not supported
451	+	have_mmap_vm=no
452	+	if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
453	+	"x$ac_cv_func_mprotect" = "xyes" ]]; then
454	+	if [[ "x$have_mach_vm" = "xno" ]]; then
455	+	have_mmap_vm=yes
456	+	fi
457	+	fi
458	+	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
459	+
460	+	dnl Check that mmap() and associated functions work.
461	+	if [[ "x$have_mmap_vm" = "xyes" ]]; then
462	+
463	+	dnl Check if we have a working anonymous mmap()
464	+	AC_CACHE_CHECK("whether mmap supports MAP_ANON",
465	+	ac_cv_mmap_anon, [
466	+	AC_LANG_SAVE
467	+	AC_LANG_CPLUSPLUS
468	+	AC_TRY_RUN([
469	+	#define HAVE_MMAP_ANON
470	+	#define CONFIGURE_TEST_VM_MAP
471	+	#define TEST_VM_MMAP_ANON
472	+	#include "vm_alloc.cpp"
473	+	], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
474	+	dnl When cross-compiling, do not assume anything.
475	+	ac_cv_mmap_anon="guessing no"
476	+	)
477	+	AC_LANG_RESTORE
478	+	]
479	+	)
480	+	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
481	+
482	+	AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
483	+	ac_cv_mmap_anonymous, [
484	+	AC_LANG_SAVE
485	+	AC_LANG_CPLUSPLUS
486	+	AC_TRY_RUN([
487	+	#define HAVE_MMAP_ANONYMOUS
488	+	#define CONFIGURE_TEST_VM_MAP
489	+	#define TEST_VM_MMAP_ANON
490	+	#include "vm_alloc.cpp"
491	+	], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
492	+	dnl When cross-compiling, do not assume anything.
493	+	ac_cv_mmap_anonymous="guessing no"
494	+	)
495	+	AC_LANG_RESTORE
496	+	]
497	+	)
498	+	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
499	+
500	+	AC_CACHE_CHECK("whether mprotect works",
501	+	ac_cv_mprotect_works, [
502	+	AC_LANG_SAVE
503	+	AC_LANG_CPLUSPLUS
504	+	ac_cv_mprotect_works=yes
505	+	dnl First the tests that should segfault
506	+	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
507	+	AC_TRY_RUN([
508	+	#define CONFIGURE_TEST_VM_MAP
509	+	#define TEST_VM_PROT_$test_def
510	+	#include "vm_alloc.cpp"
511	+	], ac_cv_mprotect_works=no, rm -f core,
512	+	dnl When cross-compiling, do not assume anything
513	+	ac_cv_mprotect_works="guessing no"
514	+	)
515	+	done
516	+	AC_TRY_RUN([
517	+	#define CONFIGURE_TEST_VM_MAP
518	+	#define TEST_VM_PROT_RDWR_WRITE
519	+	#include "vm_alloc.cpp"
520	+	], , ac_cv_mprotect_works=no,
521	+	dnl When cross-compiling, do not assume anything
522	+	ac_cv_mprotect_works="guessing no"
523	+	)
524	+	AC_LANG_RESTORE
525	+	]
526	+	)
527	+
528	+	dnl Remove support for mmap() if mprotect() does not work
529	+	if [[ "x$have_mmap_vm" = "xyes" ]]; then
530	+	case $ac_cv_mprotect_works in
531	+	*yes) have_mmap_vm=yes;;
532	+	*no) have_mmap_vm=no;;
533	+	esac
534	+	fi
535	+	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
536	+
537	+	fi dnl HAVE_MMAP_VM
538	+
539		dnl Check if we can mmap 0x2000 bytes from 0x0000
540		AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
541		ac_cv_can_map_lm, [
542		AC_LANG_SAVE
543		AC_LANG_CPLUSPLUS
544		AC_TRY_RUN([
545	<	#include <unistd.h>
546	<	#include <fcntl.h>
547	<	#include <sys/mman.h>
548	<
549	<	int main()
550	<	{ int zero_fd; char * lm;
551	<	if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
552	<	if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1);
301	<	lm[0] = 0x12;
302	<	munmap(lm, 0x2000);
303	<	close(zero_fd);
304	<	exit(0);
545	>	#include "vm_alloc.cpp"
546	>	int main(void) { /* returns 0 if we could map the lowmem globals */
547	>	volatile char * lm;
548	>	if (vm_init() < 0) exit(1);
549	>	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
550	>	lm[0] = 'z';
551	>	if (vm_release((char *)lm, 0x2000) < 0) exit(1);
552	>	vm_exit(); exit(0);
553		}
554	<	],
555	<	[ac_cv_can_map_lm=yes],
556	<	[ac_cv_can_map_lm=no]
554	>	], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
555	>	dnl When cross-compiling, do not assume anything.
556	>	ac_cv_can_map_lm="guessing no"
557		)
558		AC_LANG_RESTORE
559		]
560		)
561
562	<	dnl Check if extended signals are supported.
563	<	AC_CACHE_CHECK("whether your system supports extended signal handlers",
564	<	ac_cv_have_extended_signals, [
562	>	dnl Check signal handlers need to be reinstalled
563	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
564	>	ac_cv_signal_need_reinstall, [
565		AC_LANG_SAVE
566		AC_LANG_CPLUSPLUS
567		AC_TRY_RUN([
568	+	#include <stdlib.h>
569	+	#ifdef HAVE_UNISTD_H
570		#include <unistd.h>
571	+	#endif
572		#include <signal.h>
573	<	#include <fcntl.h>
574	<	#include <sys/mman.h>
575	<
576	<	static volatile caddr_t mem = 0;
577	<	static int zero_fd = -1;
573	>	static int handled_signal = 0;
574	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
575	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
576	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
577	>	exit(handled_signal == 2);
578	>	}
579	>	], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
580	>	dnl When cross-compiling, do not assume anything.
581	>	ac_cv_signal_need_reinstall="guessing yes"
582	>	)
583	>	AC_LANG_RESTORE
584	>	]
585	>	)
586	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
587
588	<	static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *)
589	<	{ if ((caddr_t)(sip->si_addr) != mem) exit(1);
590	<	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
591	<
592	<	int main()
593	<	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
594	<	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
595	<	struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = 0;
596	<	sigaction(SIGSEGV, &sa, 0);
597	<	mem[0] = 0;
598	<	exit(1); // should not be reached
588	>	dnl Check if sigaction handlers need to be reinstalled
589	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
590	>	ac_cv_sigaction_need_reinstall, [
591	>	AC_LANG_SAVE
592	>	AC_LANG_CPLUSPLUS
593	>	AC_TRY_RUN([
594	>	#include <stdlib.h>
595	>	#ifdef HAVE_UNISTD_H
596	>	#include <unistd.h>
597	>	#endif
598	>	#include <signal.h>
599	>	static int handled_signal = 0;
600	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
601	>	typedef RETSIGTYPE (*signal_handler)(int);
602	>	static signal_handler mysignal(int sig, signal_handler handler) {
603	>	struct sigaction old_sa;
604	>	struct sigaction new_sa;
605	>	new_sa.sa_handler = handler;
606	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
607	>	}
608	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
609	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
610	>	exit(handled_signal == 2);
611		}
612	<	],
613	<	[ac_cv_have_extended_signals=yes],
614	<	[ac_cv_have_extended_signals=no]
612	>	], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
613	>	dnl When cross-compiling, do not assume anything.
614	>	ac_cv_sigaction_need_reinstall="guessing yes"
615	>	)
616	>	AC_LANG_RESTORE
617	>	]
618	>	)
619	>	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
620	>
621	>	dnl Check if extended signals are supported.
622	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
623	>	ac_cv_have_extended_signals, [
624	>	AC_LANG_SAVE
625	>	AC_LANG_CPLUSPLUS
626	>	AC_TRY_RUN([
627	>	#define HAVE_SIGINFO_T 1
628	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
629	>	#include "vm_alloc.cpp"
630	>	#include "sigsegv.cpp"
631	>	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
632	>	dnl When cross-compiling, do not assume anything.
633	>	ac_cv_have_extended_signals=no
634		)
635		AC_LANG_RESTORE
636		]
637		)
638		AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
639	<
639	>
640		dnl Otherwise, check for subterfuges.
641		if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
642	<	case "$target_os" in
643	<	linux*)
644	<	if [[ "x$HAVE_I386" = "xyes" ]]; then
645	<	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
646	<	ac_cv_have_sigcontext_hack, [
647	<	AC_LANG_SAVE
648	<	AC_LANG_CPLUSPLUS
649	<	AC_TRY_RUN([
650	<	#include <unistd.h>
651	<	#include <signal.h>
652	<	#include <fcntl.h>
653	<	#include <sys/mman.h>
654	<
655	<	static volatile caddr_t mem = 0;
656	<	static int zero_fd = -1;
657	<
367	<	static RETSIGTYPE segfault_handler(int, struct sigcontext scs)
368	<	{ if ((caddr_t)(scs.cr2) != mem) exit(1);
369	<	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
370	<
371	<	int main()
372	<	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
373	<	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
374	<	struct sigaction sa; sa.sa_flags = 0;
375	<	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
376	<	sigaction(SIGSEGV, &sa, 0);
377	<	mem[0] = 0;
378	<	exit(1); // should not be reached
379	<	}
380	<	],
381	<	[ac_cv_have_sigcontext_hack=yes],
382	<	[ac_cv_have_sigcontext_hack=no]
383	<	)
384	<	AC_LANG_RESTORE
385	<	])
386	<	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
387	<	fi
388	<	;;
389	<	esac
642	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
643	>	ac_cv_have_sigcontext_hack, [
644	>	AC_LANG_SAVE
645	>	AC_LANG_CPLUSPLUS
646	>	AC_TRY_RUN([
647	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
648	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
649	>	#include "vm_alloc.cpp"
650	>	#include "sigsegv.cpp"
651	>	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
652	>	dnl When cross-compiling, do not assume anything.
653	>	ac_cv_have_sigcontext_hack=no
654	>	)
655	>	AC_LANG_RESTORE
656	>	])
657	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
658		fi
659
660	+	dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler)
661	+	AC_CACHE_CHECK("whether we can skip instruction in SIGSEGV handler",
662	+	ac_cv_have_skip_instruction, [
663	+	AC_LANG_SAVE
664	+	AC_LANG_CPLUSPLUS
665	+	AC_TRY_RUN([
666	+	#define HAVE_SIGSEGV_SKIP_INSTRUCTION 1
667	+	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
668	+	#include "vm_alloc.cpp"
669	+	#include "sigsegv.cpp"
670	+	], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no,
671	+	dnl When cross-compiling, do not assume anything.
672	+	ac_cv_have_skip_instruction=no
673	+	)
674	+	AC_LANG_RESTORE
675	+	]
676	+	)
677	+	AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction")
678	+
679		dnl Can we do Video on SEGV Signals ?
680		CAN_VOSF=no
681		if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
#	Line 396 | Line 683 | if [[ "$ac_cv_have_extended_signals" = "
683		fi
684
685		dnl Determine the addressing mode to use
686	<	ADDRESSING_MODE=""
687	<	AC_MSG_CHECKING([for the addressing mode to use])
688	<	for am in $ADDRESSING_TEST_ORDER; do
689	<	case $am in
690	<	real)
691	<	dnl Requires ability to mmap Low Memory globals.
692	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
693	<	continue
694	<	fi
695	<	if [[ "x$ac_cv_c_bigendian" = "xyes" ]]; then
696	<	dnl Requires only VOSF if 16-bit vidmode enable
410	<	if [[ "x$WANT_16BIT_VIDMODE" = "xyes" ]]; then
411	<	if [[ "x$CAN_VOSF" = "xno" ]]; then
412	<	continue
413	<	fi
414	<	else
415	<	DEFINES="$DEFINES -DDISABLE_16BIT_VIDMODE"
686	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
687	>	ADDRESSING_MODE="real"
688	>	else
689	>	ADDRESSING_MODE=""
690	>	AC_MSG_CHECKING([for the addressing mode to use])
691	>	for am in $ADDRESSING_TEST_ORDER; do
692	>	case $am in
693	>	real)
694	>	dnl Requires ability to mmap() Low Memory globals
695	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
696	>	continue
697		fi
698	<	else
418	<	dnl Requires VOSF
698	>	dnl Requires VOSF screen updates
699		if [[ "x$CAN_VOSF" = "xno" ]]; then
700		continue
701		fi
702	<	fi
703	<	dnl Real addressing will probably work
424	<	ADDRESSING_MODE="real"
425	<	WANT_VOSF=yes dnl we can use VOSF and we need it actually
426	<	DEFINES="$DEFINES -DREAL_ADDRESSING"
427	<	break
428	<	;;
429	<	direct)
430	<	dnl Requires VOSF
431	<	if [[ "x$CAN_VOSF" = "xyes" ]]; then
432	<	ADDRESSING_MODE="direct"
702	>	dnl Real addressing will probably work.
703	>	ADDRESSING_MODE="real"
704		WANT_VOSF=yes dnl we can use VOSF and we need it actually
705	<	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
705	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
706		break
707	<	fi
708	<	;;
709	<	banks)
710	<	dnl Default addressing mode
707	>	;;
708	>	direct)
709	>	dnl Requires VOSF screen updates
710	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
711	>	ADDRESSING_MODE="direct"
712	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
713	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
714	>	break
715	>	fi
716	>	;;
717	>	banks)
718	>	dnl Default addressing mode
719	>	ADDRESSING_MODE="memory banks"
720	>	break
721	>	;;
722	>	*)
723	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
724	>	esac
725	>	done
726	>	AC_MSG_RESULT($ADDRESSING_MODE)
727	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
728	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
729		ADDRESSING_MODE="memory banks"
730	<	break
442	<	;;
443	<	*)
444	<	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
445	<	esac
446	<	done
447	<	AC_MSG_RESULT($ADDRESSING_MODE)
448	<	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
449	<	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
450	<	ADDRESSING_MODE="memory banks"
730	>	fi
731		fi
732
733	<	dnl Since real and direct addressing modes automatically activate VOSF,
734	<	dnl I put this test here.
455	<	if [[ "x$WANT_VOSF" = "xyes" ]]; then
456	<	if [[ "x$CAN_VOSF" = "xno" ]]; then
457	<	AC_MSG_WARN([Sorry, your system does not support Video on SEGV signals])
458	<	WANT_VOSF=no
459	<	else
733	>	dnl Enable VOSF screen updates with this feature is requested and feasible
734	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
735		AC_DEFINE(ENABLE_VOSF)
736	<	fi
736	>	else
737	>	WANT_VOSF=no
738		fi
739
740		dnl Check for GAS.
#	Line 480 | Line 756 | AC_EGREP_CPP(yes,
756		#endif
757		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
758
759	+	dnl Check for GCC 3.0 or higher.
760	+	HAVE_GCC30=no
761	+	AC_MSG_CHECKING(for GCC 3.0 or higher)
762	+	AC_EGREP_CPP(yes,
763	+	[#if __GNUC__ >= 3
764	+	yes
765	+	#endif
766	+	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
767	+
768		dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
769	+	dnl Also set "-fno-exceptions" for C++ because exception handling requires
770	+	dnl the frame pointer.
771		if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
772		CFLAGS="$CFLAGS -fomit-frame-pointer"
773	<	CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
773	>	CXXFLAGS="$CXXFLAGS -fomit-frame-pointer -fno-exceptions"
774	>	fi
775	>
776	>	dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
777	>	dnl As of 2001/08/02, this affects the following compilers:
778	>	dnl Official: probably gcc-3.1 (mainline CVS)
779	>	dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
780	>	dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
781	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
782	>	SAVED_CXXFLAGS="$CXXFLAGS"
783	>	CXXFLAGS="$CXXFLAGS -fno-merge-constants"
784	>	AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
785	>	AC_LANG_SAVE
786	>	AC_LANG_CPLUSPLUS
787	>	AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
788	>	AC_LANG_RESTORE
789	>	])
790	>	if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
791	>	CXXFLAGS="$SAVED_CXXFLAGS"
792	>	fi
793		fi
794
795		dnl Select appropriate CPU source and REGPARAM define.
796		ASM_OPTIMIZATIONS=none
491	–	WANT_NATIVE_M68K=no
797		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
798	<	FPUSRCS="../uae_cpu/fpp.cpp"
799	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
798	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
799	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
800		dnl i386 CPU
801		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
802		if [[ "x$HAVE_GAS" = "xyes" ]]; then
803		ASM_OPTIMIZATIONS=i386
804	<	DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTFLAGS"
805	<	CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
804	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
805	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
806		FPUSRCS="../uae_cpu/fpu_x86.cpp"
807		fi
808		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
#	Line 509 | Line 814 | elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HA
814		AC_MSG_RESULT($SPARC_TYPE)
815		case "$SPARC_TYPE" in
816		SPARC_V8)
817	<	ASM_OPTIMIZATIONS="SPARC V8 architecture"
818	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTFLAGS"
817	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
818	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
819		CFLAGS="$CFLAGS -Wa,-Av8"
820		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
821		;;
822		SPARC_V9)
823	<	ASM_OPTIMIZATIONS="SPARC V9 architecture"
824	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTFLAGS"
823	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
824	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
825		CFLAGS="$CFLAGS -Wa,-Av9"
826		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
827		;;
828		esac
829		;;
830		esac
831	<	elif [[ "x$HAVE_M68K" = "xyes" -a "x$SUPPORTS_NATIVE_M68K" = "xyes" ]]; then
831	>	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
832		dnl Native m68k, no emulation
833	<	CPUSRCS=""
834	<	AC_DEFINE(ENABLE_NATIVE_M68K)
530	<	WANT_NATIVE_M68K=yes
833	>	CPUINCLUDES="-I../native_cpu"
834	>	CPUSRCS="asm_support.s"
835		fi
836
837	+	dnl Select appropriate FPU source.
838	+	dnl 1. Optimized X86 assembly core if target is i386 architecture.
839	+	SAVED_DEFINES=$DEFINES
840	+	if [[ "x$FPE_CORE" = "xdefault" ]]; then
841	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
842	+	DEFINES="$DEFINES -DFPU_X86"
843	+	FPE_CORE_STR="i386 optimized core"
844	+	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
845	+	FPE_CORE="i386"
846	+	else
847	+	FPE_CORE="uae"
848	+	fi
849	+	fi
850	+
851	+	dnl 2. JIT-FPU only supports IEEE-based implementation.
852	+	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
853	+	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
854	+	FPE_CORE="ieee"
855	+	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
856	+	DEFINES=$SAVED_DEFINES
857	+	fi
858	+
859	+	dnl 3. Choose either IEEE-based implementation or the old UAE core.
860	+	if [[ "x$FPE_CORE" = "xieee" ]]; then
861	+	AC_CHECK_HEADERS(fenv.h)
862	+	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
863	+	AC_CHECK_FUNCS(fegetround fesetround)
864	+	DEFINES="$DEFINES -DFPU_IEEE"
865	+	FPE_CORE_STR="ieee-based fpu core"
866	+	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
867	+	elif [[ "x$FPE_CORE" = "xuae" ]]; then
868	+	DEFINES="$DEFINES -DFPU_UAE"
869	+	FPE_CORE_STR="original uae core"
870	+	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
871	+	fi
872	+
873	+	dnl Check for certain math functions
874	+	AC_CHECK_FUNCS(atanh)
875	+	AC_CHECK_FUNCS(isnan isinf)             dnl C99
876	+	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
877	+
878		dnl UAE CPU sources for all non-m68k-native architectures.
879		if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
880		CPUINCLUDES="-I../uae_cpu"
881		CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
537	–	else
538	–	CPUINCLUDES="-I../native_cpu"
539	–	CPUSRCS="asm_support.s"
882		fi
883
884		dnl Remove the "-g" option if set for GCC.
885		if [[ "x$HAVE_GCC27" = "xyes" ]]; then
886	<	dnl gb-- Probably not the cleanest way to take
887	<	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
888	<	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
886	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
887	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
888	>	fi
889	>
890	>	dnl Or if we have -Ofast
891	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
892	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
893	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
894	>	CXXFLAGS="-LANG:std $CXXFLAGS"
895	>	LDFLAGS="$LDFLAGS -ipa"
896		fi
897
898		dnl Generate Makefile.
#	Line 557 | Line 906 | dnl Print summary.
906		echo
907		echo Basilisk II configuration summary:
908		echo
909	<	echo XFree86 DGA support .............. : $WANT_XF86_DGA
910	<	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
911	<	echo fbdev DGA support ................ : $WANT_FBDEV_DGA
912	<	echo Enable video on SEGV signals ..... : $WANT_VOSF
913	<	echo ESD sound support ................ : $WANT_ESD
914	<	echo GTK user interface ............... : $WANT_GTK
915	<	echo mon debugger support ............. : $WANT_MON
916	<	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
917	<	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
918	<	echo Addressing mode .................. : $ADDRESSING_MODE
909	>	echo XFree86 DGA support .................... : $WANT_XF86_DGA
910	>	echo XFree86 VidMode support ................ : $WANT_XF86_VIDMODE
911	>	echo fbdev DGA support ...................... : $WANT_FBDEV_DGA
912	>	echo Enable video on SEGV signals ........... : $WANT_VOSF
913	>	echo ESD sound support ...................... : $WANT_ESD
914	>	echo GTK user interface ..................... : $WANT_GTK
915	>	echo mon debugger support ................... : $WANT_MON
916	>	echo Running m68k code natively ............. : $WANT_NATIVE_M68K
917	>	echo Floating-Point emulation core .......... : $FPE_CORE_STR
918	>	echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
919	>	echo Addressing mode ........................ : $ADDRESSING_MODE
920		echo
921		echo "Configuration done. Now type \"make\" (or \"gmake\")."

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines