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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.16 by cebix, 1999-11-03T10:56:28Z vs.
Revision 1.55 by gbeauche, 2002-03-16T10:51:17Z

#	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)
6		AC_CONFIG_HEADER(config.h)
7
8	+	dnl These defines are necessary to get 64-bit file size support.
9	+	AC_DEFINE(_USE_LARGEFILE_SOURCE, 1, [Get more functions for correct standard I/O])
10	+	AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
11	+
12		dnl Options.
13	<	AC_ARG_ENABLE(xf86-dga,  [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
14	<	AC_ARG_ENABLE(fbdev-dga, [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
15	<	AC_ARG_WITH(esd,       [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
16	<	AC_ARG_WITH(gtk,       [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
17	<	AC_ARG_WITH(mon,       [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
13	>	AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
14	>	AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
15	>	AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
16	>	AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
17	>
18	>	dnl FPU emulation core.
19	>	AC_ARG_ENABLE(fpe,
20	>	[  --enable-fpe=which      specify which fpu emulator to use [default=opt]],
21	>	[ case "$enableval" in
22	>	default)    FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
23	>	uae)            FPE_CORE="uae";;
24	>	*)                      AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);;
25	>	esac
26	>	],
27	>	[ FPE_CORE="default"
28	>	])
29	>
30	>	dnl Addressing modes.
31	>	AC_ARG_ENABLE(addressing,
32	>	[  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
33	>	[ case "$enableval" in
34	>	real)       ADDRESSING_TEST_ORDER="real";;
35	>	direct)     ADDRESSING_TEST_ORDER="direct";;
36	>	banks)      ADDRESSING_TEST_ORDER="banks";;
37	>	fastest)ADDRESSING_TEST_ORDER="direct banks";;
38	>	*)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
39	>	esac
40	>	],
41	>	[ ADDRESSING_TEST_ORDER="direct banks"
42	>	])
43	>
44	>	dnl External packages.
45	>	AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
46	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
47	>	AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
48	>
49	>	dnl Canonical system information.
50	>	AC_CANONICAL_HOST
51	>	AC_CANONICAL_TARGET
52	>
53	>	dnl Target OS type (target is host if not cross-compiling).
54	>	case "$target_os" in
55	>	linux*)       OS_TYPE=linux;;
56	>	netbsd*)      OS_TYPE=netbsd;;
57	>	freebsd*)     OS_TYPE=freebsd;;
58	>	solaris*)     OS_TYPE=solaris;;
59	>	darwin*)      OS_TYPE=darwin;;
60	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/g' | sed -e 's/\./_/g'`;;
61	>	esac
62	>	DEFINES="$DEFINES -DOS_$OS_TYPE"
63	>
64	>	dnl Target CPU type.
65	>	HAVE_I386=no
66	>	HAVE_M68K=no
67	>	HAVE_SPARC=no
68	>	HAVE_POWERPC=no
69	>	case "$target_cpu" in
70	>	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
71	>	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
72	>	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
73	>	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
74	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/g'`;;
75	>	esac
76	>	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
77
78		dnl Checks for programs.
79		AC_PROG_CC
80	+	AC_PROG_CC_C_O
81		AC_PROG_CPP
82		AC_PROG_CXX
83		AC_PROG_MAKE_SET
#	Line 21 | Line 85 | AC_PROG_INSTALL
85
86		dnl We use mon if possible.
87		MONSRCS=
88	<	AC_MSG_CHECKING(for mon)
89	<	if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
90	<	AC_MSG_RESULT(yes)
91	<	WANT_MON=yes
92	<	DEFINES="$DEFINES -DENABLE_MON=1"
93	<	MONSRCS="../../../mon/src/mon.cpp ../../../mon/src/mon_6502.cpp ../../../mon/src/mon_68k.cpp ../../../mon/src/mon_8080.cpp ../../../mon/src/mon_cmd.cpp ../../../mon/src/mon_ppc.cpp ../../../mon/src/mon_x86.cpp"
94	<	CXXFLAGS="$CXXFLAGS -I../../../mon/src"
95	<	AC_CHECK_LIB(readline, readline)
96	<	AC_CHECK_HEADERS(readline/readline.h readline/history.h)
97	<	else
98	<	AC_MSG_RESULT(no)
99	<	WANT_MON=no
100	<	DEFINES="$DEFINES -DENABLE_MON=0"
88	>	if [[ "x$WANT_MON" = "xyes" ]]; then
89	>	AC_MSG_CHECKING(for mon)
90	>	mon_srcdir=../../../mon/src
91	>	if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
92	>	AC_MSG_RESULT(yes)
93	>	AC_DEFINE(ENABLE_MON)
94	>	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
95	>	CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
96	>	AC_CHECK_LIB(readline, readline)
97	>	AC_CHECK_LIB(termcap, tputs)
98	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
99	>	else
100	>	AC_MSG_RESULT(no)
101	>	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
102	>	WANT_MON=no
103	>	fi
104		fi
105
106		dnl Checks for libraries.
107		AC_CHECK_LIB(posix4, sem_init)
108	+	AC_CHECK_LIB(rt, timer_create)
109
110		dnl We need X11.
111		AC_PATH_XTRA
#	Line 48 | Line 116 | CFLAGS="$CFLAGS $X_CFLAGS"
116		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
117		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
118
119	<	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
119	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
120	>	HAVE_PTHREADS=yes
121		AC_CHECK_LIB(pthread, pthread_create, , [
122		AC_CHECK_LIB(c_r, pthread_create, , [
123		AC_CHECK_LIB(PTL, pthread_create, , [
124	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
124	>	HAVE_PTHREADS=no
125		])
126		])
127		])
128	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
129	+	AC_DEFINE(HAVE_PTHREADS)
130	+	fi
131	+	AC_CHECK_FUNCS(pthread_cancel)
132	+	AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
133	+	AC_CHECK_FUNCS(pthread_mutexattr_settype)
134
135		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
136	<	SEMSRCS=
136	>	SEMSRC=
137		AC_CHECK_FUNCS(sem_init, , [
138	<	SEMSRCS=posix_sem.cpp
138	>	if test "x$HAVE_PTHREADS" = "xyes"; then
139	>	SEMSRC=posix_sem.cpp
140	>	fi
141		])
142
143		dnl We use DGA (XFree86 or fbdev) if possible.
144		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
145		AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
146	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
146	>	AC_DEFINE(ENABLE_XF86_DGA)
147		LIBS="$LIBS -lXxf86dga"
148		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
149		AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
#	Line 75 | Line 152 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
152		], [
153		AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
154		WANT_XF86_DGA=no
78	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
155		])
80	–	else
81	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
156		fi
157		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
158	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
159	<	else
160	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
158	>	AC_DEFINE(ENABLE_FBDEV_DGA)
159	>	fi
160	>
161	>	dnl We use XFree86 VidMode if possible.
162	>	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
163	>	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
164	>	AC_DEFINE(ENABLE_XF86_VIDMODE)
165	>	LIBS="$LIBS -lXxf86vm"
166	>	], [
167	>	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
168	>	WANT_XF86_VIDMODE=no
169	>	])
170		fi
171
172		dnl We use GTK+ if possible.
173		UISRCS=../dummy/prefs_editor_dummy.cpp
174		if [[ "x$WANT_GTK" = "xyes" ]]; then
175		AM_PATH_GTK(1.2.0, [
176	<	DEFINES="$DEFINES -DENABLE_GTK=1"
94	<	CFLAGS="$CFLAGS $GTK_CFLAGS"
176	>	AC_DEFINE(ENABLE_GTK)
177		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
178		LIBS="$LIBS $GTK_LIBS"
179		UISRCS=prefs_editor_gtk.cpp
180	+	B2_PATH_GNOMEUI([
181	+	AC_DEFINE(HAVE_GNOMEUI)
182	+	CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
183	+	LIBS="$LIBS $GNOMEUI_LIBS"
184	+	], [])
185		], [
186		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
187		WANT_GTK=no
101	–	DEFINES="$DEFINES -DENABLE_GTK=0"
188		])
189		fi
190
191		dnl We use ESD if possible.
192		if [[ "x$WANT_ESD" = "xyes" ]]; then
193		AM_PATH_ESD(0.2.8, [
194	<	DEFINES="$DEFINES -DENABLE_ESD=1"
194	>	AC_DEFINE(ENABLE_ESD)
195		CFLAGS="$CFLAGS $ESD_CFLAGS"
196		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
197		LIBS="$LIBS $ESD_LIBS"
198		], [
199		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
200		WANT_ESD=no
115	–	DEFINES="$DEFINES -DENABLE_ESD=0"
201		])
202		fi
203
204		dnl Checks for header files.
205		AC_HEADER_STDC
206	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
206	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
207
208		dnl Checks for typedefs, structures, and compiler characteristics.
209		AC_C_BIGENDIAN
#	Line 128 | Line 213 | AC_CHECK_SIZEOF(short, 2)
213		AC_CHECK_SIZEOF(int, 4)
214		AC_CHECK_SIZEOF(long, 4)
215		AC_CHECK_SIZEOF(long long, 8)
216	+	AC_CHECK_SIZEOF(void *, 4)
217		AC_TYPE_OFF_T
218		AC_CHECK_TYPE(loff_t, off_t)
219	+	AC_CHECK_TYPE(caddr_t, [char *])
220		AC_TYPE_SIZE_T
221	+	AC_TYPE_SIGNAL
222		AC_HEADER_TIME
223		AC_STRUCT_TM
224
225	+	dnl Check whether sys/socket.h defines type socklen_t.
226	+	dnl (extracted from ac-archive/Miscellaneous)
227	+	AC_CACHE_CHECK("for socklen_t",
228	+	ac_cv_type_socklen_t, [
229	+	AC_TRY_COMPILE([
230	+	#include <sys/types.h>
231	+	#include <sys/socket.h>
232	+	], [socklen_t len = 42; return 0;],
233	+	ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
234	+	dnl When cross-compiling, do not assume anything.
235	+	ac_cv_type_socklen_t="guessing no"
236	+	)
237	+	])
238	+	if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
239	+	AC_DEFINE(socklen_t, int)
240	+	fi
241	+
242		dnl Checks for library functions.
243		AC_CHECK_FUNCS(strdup cfmakeraw)
244	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
245	<	AC_CHECK_FUNCS(pthread_cancel)
244	>	AC_CHECK_FUNCS(clock_gettime timer_create)
245	>	AC_CHECK_FUNCS(sigaction signal)
246	>	AC_CHECK_FUNCS(mmap mprotect munmap)
247	>	AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
248	>
249	>	dnl Darwin seems to define mach_task_self() instead of task_self().
250	>	AC_CHECK_FUNCS(mach_task_self task_self)
251
252		dnl Select system-dependant source files.
253	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
254	<	if MACHINE=`uname -a 2>/dev/null`; then
255	<	case "$MACHINE" in
256	<	Linux*)
257	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
258	<	;;
259	<	FreeBSD*3.*)
260	<	dnl Check for the CAM library
261	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
262	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
263	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
253	>	SERIALSRC=serial_unix.cpp
254	>	ETHERSRC=../dummy/ether_dummy.cpp
255	>	SCSISRC=../dummy/scsi_dummy.cpp
256	>	AUDIOSRC=../dummy/audio_dummy.cpp
257	>	EXTRASYSSRCS=
258	>	CAN_NATIVE_M68K=no
259	>	case "$target_os" in
260	>	linux*)
261	>	ETHERSRC=ether_unix.cpp
262	>	AUDIOSRC=audio_oss_esd.cpp
263	>	SCSISRC=Linux/scsi_linux.cpp
264	>	;;
265	>	freebsd*)
266	>	ETHERSRC=ether_unix.cpp
267	>	AUDIOSRC=audio_oss_esd.cpp
268	>	DEFINES="$DEFINES -DBSD_COMP"
269	>	CXXFLAGS="$CXXFLAGS -fpermissive"
270	>	dnl Check for the CAM library
271	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
272	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
273	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
274	>	else
275	>	dnl Check for the sys kernel includes
276	>	AC_CHECK_HEADER(camlib.h)
277	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
278	>	dnl In this case I should fix this thing including a "patch"
279	>	dnl to access directly to the functions in the kernel :) --Orlando
280	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
281		else
282	<	dnl Check for the sys kernel includes
156	<	AC_CHECK_HEADER(/sys/cam/cam.h)
157	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
158	<	dnl In this case I should fix this thing including a "patch"
159	<	dnl to access directly to the functions in the kernel :) --Orlando
160	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
161	<	fi
162	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
163	<	CXXFLAGS="$CXXFLAGS -I/sys"
164	<	CFLAGS="$CFLAGS -I/sys"
282	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
283		LIBS="$LIBS -lcam"
284	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
284	>	DEFINES="$DEFINES -DCAM"
285		fi
286	<	;;
287	<	FreeBSD*)
288	<	dnl Check for the SCSI library
289	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
290	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
291	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
292	<	else
293	<	dnl Check for the sys kernel includes
294	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
295	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
296	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
297	<	fi
298	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
299	<	LIBS="$LIBS -lscsi"
300	<	DEFINES="$DEFINES -DBSD_COMP"
286	>	fi
287	>	;;
288	>	netbsd*)
289	>	CAN_NATIVE_M68K=yes
290	>	;;
291	>	solaris*)
292	>	AUDIOSRC=Solaris/audio_solaris.cpp
293	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
294	>	;;
295	>	irix*)
296	>	ETHERSRC=ether_unix.cpp
297	>	AUDIOSRC=Irix/audio_irix.cpp
298	>	EXTRASYSSRCS=Irix/unaligned.c
299	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
300	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
301	>	LIBS="$LIBS -laudio"
302	>	WANT_ESD=no
303	>
304	>	dnl Check if our compiler supports -Ofast (MIPSPro)
305	>	HAVE_OFAST=no
306	>	ocflags="$CFLAGS"
307	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
308	>	AC_MSG_CHECKING(if "-Ofast" works)
309	>	dnl Do a test compile of an empty function
310	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
311	>	CFLAGS="$ocflags"
312	>
313	>	;;
314	>	esac
315	>
316	>	dnl Use 68k CPU natively?
317	>	WANT_NATIVE_M68K=no
318	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
319	>	AC_DEFINE(ENABLE_NATIVE_M68K)
320	>	WANT_NATIVE_M68K=yes
321	>	fi
322	>
323	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
324	>	dnl Serial, ethernet and audio support needs pthreads
325	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
326	>	SERIALSRC=../dummy/serial_dummy.cpp
327	>	ETHERSRC=../dummy/ether_dummy.cpp
328	>	AUDIOSRC=../dummy/audio_dummy.cpp
329	>	fi
330	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
331	>
332	>	dnl Define a macro that translates a yesno-variable into a C macro definition
333	>	dnl to be put into the config.h file
334	>	dnl $1 -- the macro to define
335	>	dnl $2 -- the value to translate
336	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
337	>	if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
338	>	AC_DEFINE($1)
339		fi
340	<	;;
341	<	SunOS*)
342	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
343	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
344	<	;;
345	<	IRIX*)
346	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
347	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
348	<	LIBS="$LIBS -lm"
349	<	;;
340	>	])
341	>
342	>	dnl Various checks if the system supports vm_allocate() and the like functions.
343	>	have_mach_vm=no
344	>	if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
345	>	"x$ac_cv_func_vm_protect" = "xyes" ]]; then
346	>	have_mach_vm=yes
347	>	fi
348	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
349	>
350	>	dnl Check that vm_allocate(), vm_protect() work
351	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
352	>
353	>	AC_CACHE_CHECK("whether vm_protect works",
354	>	ac_cv_vm_protect_works, [
355	>	AC_LANG_SAVE
356	>	AC_LANG_CPLUSPLUS
357	>	ac_cv_vm_protect_works=yes
358	>	dnl First the tests that should segfault
359	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
360	>	AC_TRY_RUN([
361	>	#define CONFIGURE_TEST_VM_MAP
362	>	#define TEST_VM_PROT_$test_def
363	>	#include "vm_alloc.cpp"
364	>	], ac_cv_vm_protect_works=no, rm -f core,
365	>	dnl When cross-compiling, do not assume anything
366	>	ac_cv_vm_protect_works="guessing no"
367	>	)
368	>	done
369	>	AC_TRY_RUN([
370	>	#define CONFIGURE_TEST_VM_MAP
371	>	#define TEST_VM_PROT_RDWR_WRITE
372	>	#include "vm_alloc.cpp"
373	>	], , ac_cv_vm_protect_works=no,
374	>	dnl When cross-compiling, do not assume anything
375	>	ac_cv_vm_protect_works="guessing no"
376	>	)
377	>	AC_LANG_RESTORE
378	>	]
379	>	)
380	>
381	>	dnl Remove support for vm_allocate() if vm_protect() does not work
382	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
383	>	case $ac_cv_vm_protect_works in
384	>	*yes) have_mach_vm=yes;;
385	>	*no) have_mach_vm=no;;
386		esac
387		fi
388	<	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
388	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
389
390	<	dnl Check for i386 CPU.
199	<	HAVE_I386=no
200	<	AC_MSG_CHECKING(for x86 target CPU)
201	<	AC_EGREP_CPP(yes,
202	<	[
203	<	#ifdef __i386__
204	<	yes
205	<	#endif
206	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
390	>	fi dnl HAVE_MACH_VM
391
392	<	dnl Check for SPARC CPU.
393	<	HAVE_SPARC=no
394	<	AC_MSG_CHECKING(for SPARC target CPU)
395	<	AC_EGREP_CPP(yes,
396	<	[
397	<	#ifdef __sparc__
398	<	yes
399	<	#endif
400	<	], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
392	>	dnl Various checks if the system supports mmap() and the like functions.
393	>	dnl ... and Mach memory allocators are not supported
394	>	have_mmap_vm=no
395	>	if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
396	>	"x$ac_cv_func_mprotect" = "xyes" ]]; then
397	>	if [[ "x$have_mach_vm" = "xno" ]]; then
398	>	have_mmap_vm=yes
399	>	fi
400	>	fi
401	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
402	>
403	>	dnl Check that mmap() and associated functions work.
404	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
405	>
406	>	dnl Check if we have a working anonymous mmap()
407	>	AC_CACHE_CHECK("whether mmap supports MAP_ANON",
408	>	ac_cv_mmap_anon, [
409	>	AC_LANG_SAVE
410	>	AC_LANG_CPLUSPLUS
411	>	AC_TRY_RUN([
412	>	#define HAVE_MMAP_ANON
413	>	#define CONFIGURE_TEST_VM_MAP
414	>	#define TEST_VM_MMAP_ANON
415	>	#include "vm_alloc.cpp"
416	>	], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
417	>	dnl When cross-compiling, do not assume anything.
418	>	ac_cv_mmap_anon="guessing no"
419	>	)
420	>	AC_LANG_RESTORE
421	>	]
422	>	)
423	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
424	>
425	>	AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
426	>	ac_cv_mmap_anonymous, [
427	>	AC_LANG_SAVE
428	>	AC_LANG_CPLUSPLUS
429	>	AC_TRY_RUN([
430	>	#define HAVE_MMAP_ANONYMOUS
431	>	#define CONFIGURE_TEST_VM_MAP
432	>	#define TEST_VM_MMAP_ANON
433	>	#include "vm_alloc.cpp"
434	>	], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
435	>	dnl When cross-compiling, do not assume anything.
436	>	ac_cv_mmap_anonymous="guessing no"
437	>	)
438	>	AC_LANG_RESTORE
439	>	]
440	>	)
441	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
442	>
443	>	AC_CACHE_CHECK("whether mprotect works",
444	>	ac_cv_mprotect_works, [
445	>	AC_LANG_SAVE
446	>	AC_LANG_CPLUSPLUS
447	>	ac_cv_mprotect_works=yes
448	>	dnl First the tests that should segfault
449	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
450	>	AC_TRY_RUN([
451	>	#define CONFIGURE_TEST_VM_MAP
452	>	#define TEST_VM_PROT_$test_def
453	>	#include "vm_alloc.cpp"
454	>	], ac_cv_mprotect_works=no, rm -f core,
455	>	dnl When cross-compiling, do not assume anything
456	>	ac_cv_mprotect_works="guessing no"
457	>	)
458	>	done
459	>	AC_TRY_RUN([
460	>	#define CONFIGURE_TEST_VM_MAP
461	>	#define TEST_VM_PROT_RDWR_WRITE
462	>	#include "vm_alloc.cpp"
463	>	], , ac_cv_mprotect_works=no,
464	>	dnl When cross-compiling, do not assume anything
465	>	ac_cv_mprotect_works="guessing no"
466	>	)
467	>	AC_LANG_RESTORE
468	>	]
469	>	)
470	>
471	>	dnl Remove support for mmap() if mprotect() does not work
472	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
473	>	case $ac_cv_mprotect_works in
474	>	*yes) have_mmap_vm=yes;;
475	>	*no) have_mmap_vm=no;;
476	>	esac
477	>	fi
478	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
479	>
480	>	fi dnl HAVE_MMAP_VM
481	>
482	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
483	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
484	>	ac_cv_can_map_lm, [
485	>	AC_LANG_SAVE
486	>	AC_LANG_CPLUSPLUS
487	>	AC_TRY_RUN([
488	>	#include "vm_alloc.cpp"
489	>	int main(void) { /* returns 0 if we could map the lowmem globals */
490	>	volatile char * lm;
491	>	if (vm_init() < 0) exit(1);
492	>	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
493	>	lm[0] = 'z';
494	>	if (vm_release((char *)lm, 0x2000) < 0) exit(1);
495	>	vm_exit(); exit(0);
496	>	}
497	>	], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
498	>	dnl When cross-compiling, do not assume anything.
499	>	ac_cv_can_map_lm="guessing no"
500	>	)
501	>	AC_LANG_RESTORE
502	>	]
503	>	)
504	>
505	>	dnl Check signal handlers need to be reinstalled
506	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
507	>	ac_cv_signal_need_reinstall, [
508	>	AC_LANG_SAVE
509	>	AC_LANG_CPLUSPLUS
510	>	AC_TRY_RUN([
511	>	#include <stdlib.h>
512	>	#ifdef HAVE_UNISTD_H
513	>	#include <unistd.h>
514	>	#endif
515	>	#include <signal.h>
516	>	static int handled_signal = 0;
517	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
518	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
519	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
520	>	exit(handled_signal == 2);
521	>	}
522	>	], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
523	>	dnl When cross-compiling, do not assume anything.
524	>	ac_cv_signal_need_reinstall="guessing yes"
525	>	)
526	>	AC_LANG_RESTORE
527	>	]
528	>	)
529	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
530	>
531	>	dnl Check if sigaction handlers need to be reinstalled
532	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
533	>	ac_cv_sigaction_need_reinstall, [
534	>	AC_LANG_SAVE
535	>	AC_LANG_CPLUSPLUS
536	>	AC_TRY_RUN([
537	>	#include <stdlib.h>
538	>	#ifdef HAVE_UNISTD_H
539	>	#include <unistd.h>
540	>	#endif
541	>	#include <signal.h>
542	>	static int handled_signal = 0;
543	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
544	>	typedef RETSIGTYPE (*signal_handler)(int);
545	>	static signal_handler mysignal(int sig, signal_handler handler) {
546	>	struct sigaction old_sa;
547	>	struct sigaction new_sa;
548	>	new_sa.sa_handler = handler;
549	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
550	>	}
551	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
552	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
553	>	exit(handled_signal == 2);
554	>	}
555	>	], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
556	>	dnl When cross-compiling, do not assume anything.
557	>	ac_cv_sigaction_need_reinstall="guessing yes"
558	>	)
559	>	AC_LANG_RESTORE
560	>	]
561	>	)
562	>	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
563	>
564	>	dnl Check if extended signals are supported.
565	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
566	>	ac_cv_have_extended_signals, [
567	>	AC_LANG_SAVE
568	>	AC_LANG_CPLUSPLUS
569	>	AC_TRY_RUN([
570	>	#define HAVE_SIGINFO_T 1
571	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
572	>	#include "vm_alloc.cpp"
573	>	#include "sigsegv.cpp"
574	>	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
575	>	dnl When cross-compiling, do not assume anything.
576	>	ac_cv_have_extended_signals=no
577	>	)
578	>	AC_LANG_RESTORE
579	>	]
580	>	)
581	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
582	>
583	>	dnl Otherwise, check for subterfuges.
584	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
585	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
586	>	ac_cv_have_sigcontext_hack, [
587	>	AC_LANG_SAVE
588	>	AC_LANG_CPLUSPLUS
589	>	AC_TRY_RUN([
590	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
591	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
592	>	#include "vm_alloc.cpp"
593	>	#include "sigsegv.cpp"
594	>	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
595	>	dnl When cross-compiling, do not assume anything.
596	>	ac_cv_have_sigcontext_hack=no
597	>	)
598	>	AC_LANG_RESTORE
599	>	])
600	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
601	>	fi
602	>
603	>	dnl Can we do Video on SEGV Signals ?
604	>	CAN_VOSF=no
605	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
606	>	CAN_VOSF=yes
607	>	fi
608	>
609	>	dnl Determine the addressing mode to use
610	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
611	>	ADDRESSING_MODE="real"
612	>	else
613	>	ADDRESSING_MODE=""
614	>	AC_MSG_CHECKING([for the addressing mode to use])
615	>	for am in $ADDRESSING_TEST_ORDER; do
616	>	case $am in
617	>	real)
618	>	dnl Requires ability to mmap() Low Memory globals
619	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
620	>	continue
621	>	fi
622	>	dnl Requires VOSF screen updates
623	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
624	>	continue
625	>	fi
626	>	dnl Real addressing will probably work.
627	>	ADDRESSING_MODE="real"
628	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
629	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
630	>	break
631	>	;;
632	>	direct)
633	>	dnl Requires VOSF screen updates
634	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
635	>	ADDRESSING_MODE="direct"
636	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
637	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
638	>	break
639	>	fi
640	>	;;
641	>	banks)
642	>	dnl Default addressing mode
643	>	ADDRESSING_MODE="memory banks"
644	>	break
645	>	;;
646	>	*)
647	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
648	>	esac
649	>	done
650	>	AC_MSG_RESULT($ADDRESSING_MODE)
651	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
652	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
653	>	ADDRESSING_MODE="memory banks"
654	>	fi
655	>	fi
656	>
657	>	dnl Enable VOSF screen updates with this feature is requested and feasible
658	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
659	>	AC_DEFINE(ENABLE_VOSF)
660	>	else
661	>	WANT_VOSF=no
662	>	fi
663
664		dnl Check for GAS.
665		HAVE_GAS=no
#	Line 234 | Line 680 | AC_EGREP_CPP(yes,
680		#endif
681		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
682
683	<	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
684	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
683	>	dnl Check for GCC 3.0 or higher.
684	>	HAVE_GCC30=no
685	>	AC_MSG_CHECKING(for GCC 3.0 or higher)
686	>	AC_EGREP_CPP(yes,
687	>	[#if __GNUC__ >= 3
688	>	yes
689	>	#endif
690	>	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
691	>
692	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
693	>	dnl Also set "-fno-exceptions" for C++ because exception handling requires
694	>	dnl the frame pointer.
695	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
696		CFLAGS="$CFLAGS -fomit-frame-pointer"
697	<	CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
697	>	CXXFLAGS="$CXXFLAGS -fomit-frame-pointer -fno-exceptions"
698	>	fi
699	>
700	>	dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
701	>	dnl As of 2001/08/02, this affects the following compilers:
702	>	dnl Official: probably gcc-3.1 (mainline CVS)
703	>	dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
704	>	dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
705	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
706	>	SAVED_CXXFLAGS="$CXXFLAGS"
707	>	CXXFLAGS="$CXXFLAGS -fno-merge-constants"
708	>	AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
709	>	AC_LANG_SAVE
710	>	AC_LANG_CPLUSPLUS
711	>	AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
712	>	AC_LANG_RESTORE
713	>	])
714	>	if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
715	>	CXXFLAGS="$SAVED_CXXFLAGS"
716	>	fi
717		fi
718
719		dnl Select appropriate CPU source and REGPARAM define.
720	<	WANT_X86_ASSEMBLY=no
245	<	WANT_SPARC_V8_ASSEMBLY=no
246	<	WANT_SPARC_V9_ASSEMBLY=no
720	>	ASM_OPTIMIZATIONS=none
721		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
722	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
722	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
723	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
724		dnl i386 CPU
725		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
726		if [[ "x$HAVE_GAS" = "xyes" ]]; then
727	<	WANT_X86_ASSEMBLY=yes
728	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
729	<	CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
727	>	ASM_OPTIMIZATIONS=i386
728	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
729	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
730	>	FPUSRCS="../uae_cpu/fpu_x86.cpp"
731		fi
732		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
733		dnl SPARC CPU
734	<	case "$MACHINE" in
735	<	SunOS*)
734	>	case "$target_os" in
735	>	solaris*)
736		AC_MSG_CHECKING(SPARC CPU architecture)
737		SPARC_TYPE=`Solaris/which_sparc`
738		AC_MSG_RESULT($SPARC_TYPE)
739		case "$SPARC_TYPE" in
740		SPARC_V8)
741	<	WANT_SPARC_V8_ASSEMBLY=yes
742	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
741	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
742	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
743		CFLAGS="$CFLAGS -Wa,-Av8"
744		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
745		;;
746		SPARC_V9)
747	<	WANT_SPARC_V9_ASSEMBLY=yes
748	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
747	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
748	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
749		CFLAGS="$CFLAGS -Wa,-Av9"
750		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
751		;;
752		esac
753		;;
754		esac
755	+	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
756	+	dnl Native m68k, no emulation
757	+	CPUINCLUDES="-I../native_cpu"
758	+	CPUSRCS="asm_support.s"
759		fi
760
761	<	dnl UAE CPU sources for all architectures.
762	<	CPUINCLUDES="-I../uae_cpu"
763	<	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp ../uae_cpu/fpp.cpp cpustbl.cpp cpudefs.cpp $CPUSRCS"
761	>	dnl Select appropriate FPU source.
762	>	dnl 1. Optimized X86 assembly core if target is i386 architecture
763	>	SAVED_DEFINES=$DEFINES
764	>	if [[ "x$FPE_CORE" = "xdefault" ]]; then
765	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
766	>	DEFINES="$DEFINES -DFPU_X86"
767	>	FPE_CORE_STR="i386 optimized core"
768	>	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
769	>	FPE_CORE="i386"
770	>	else
771	>	FPE_CORE="uae"
772	>	fi
773	>	fi
774	>
775	>	dnl 2. JIT-FPU only supports IEEE-based implementation.
776	>	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
777	>	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
778	>	FPE_CORE="ieee"
779	>	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
780	>	DEFINES=$SAVED_DEFINES
781	>	fi
782	>
783	>	dnl 3. Choose either IEEE-based implementation or the old UAE core
784	>	if [[ "x$FPE_CORE" = "xieee" ]]; then
785	>	AC_CHECK_HEADERS(fenv.h)
786	>	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
787	>	AC_CHECK_FUNCS(fegetround fesetround)
788	>	DEFINES="$DEFINES -DFPU_IEEE"
789	>	FPE_CORE_STR="ieee-based fpu core"
790	>	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
791	>	elif [[ "x$FPE_CORE" = "xuae" ]]; then
792	>	DEFINES="$DEFINES -DFPU_UAE"
793	>	FPE_CORE_STR="original uae core"
794	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
795	>	fi
796	>
797	>	dnl Check for certain math functions
798	>	AC_CHECK_FUNCS(atanh)
799	>	AC_CHECK_FUNCS(isnan isinf)             dnl C99
800	>	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
801	>
802	>	dnl UAE CPU sources for all non-m68k-native architectures.
803	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
804	>	CPUINCLUDES="-I../uae_cpu"
805	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
806	>	fi
807	>
808	>	dnl Remove the "-g" option if set for GCC.
809	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
810	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
811	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
812	>	fi
813	>
814	>	dnl Or if we have -Ofast
815	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
816	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
817	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
818	>	CXXFLAGS="-LANG:std $CXXFLAGS"
819	>	LDFLAGS="$LDFLAGS -Ofast"
820	>	fi
821
822		dnl Generate Makefile.
823		AC_SUBST(DEFINES)
#	Line 294 | Line 831 | echo
831		echo Basilisk II configuration summary:
832		echo
833		echo XFree86 DGA support .............. : $WANT_XF86_DGA
834	+	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
835		echo fbdev DGA support ................ : $WANT_FBDEV_DGA
836	+	echo Enable video on SEGV signals ..... : $WANT_VOSF
837		echo ESD sound support ................ : $WANT_ESD
838		echo GTK user interface ............... : $WANT_GTK
839		echo mon debugger support ............. : $WANT_MON
840	<	echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
841	<	echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
842	<	echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
840	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
841	>	echo Floating-Point emulation core .... : $FPE_CORE_STR
842	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
843	>	echo Addressing mode .................. : $ADDRESSING_MODE
844		echo
845	<	echo "Configuration done. Now type \"make\"."
845	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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