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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.3 by cebix, 1999-10-05T15:29:04Z vs.
Revision 1.52 by cebix, 2002-01-22T17:15:09Z

#	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	<	WANT_DGA=yes
14	<	WANT_UI=yes
15	<	AC_ARG_ENABLE(dga, [  --enable-dga            use the DGA extension (default)], [WANT_DGA=$enableval], [])
16	<	AC_ARG_ENABLE(ui,  [  --enable-ui             use GTK user interface (default)], [WANT_UI=$enableval], [])
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_$CPU_TYPE"
77
78		dnl Checks for programs.
79		AC_PROG_CC
80	+	AC_PROG_CC_C_O
81	+	AC_PROG_CPP
82		AC_PROG_CXX
83		AC_PROG_MAKE_SET
84		AC_PROG_INSTALL
85
86	+	dnl We use mon if possible.
87	+	MONSRCS=
88	+	if [[ "x$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
112		if [[ "x$no_x" = "xyes" ]]; then
113		AC_MSG_ERROR([You need X11 to run Basilisk II.])
114		fi
25	–
115		CFLAGS="$CFLAGS $X_CFLAGS"
116		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
117		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
29	–	STATICLIBS=
118
119	<	dnl We need pthreads.
120	<	AC_CHECK_LIB(pthread, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
121	<	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
122	<	dnl Check even the libc_r (FreeBSD)
123	<	AC_CHECK_LIB(c_r, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
124	<	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
125	<	AC_MSG_ERROR([You need libpthreads to run Basilisk II.])
126	<	else
127	<	LIBS="$LIBS -lc_r"
128	<	fi
129	<	else
42	<	LIBS="$LIBS -lpthread"
119	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
120	>	HAVE_PTHREADS=yes
121	>	AC_CHECK_LIB(pthread, pthread_create, , [
122	>	AC_CHECK_LIB(c_r, pthread_create, , [
123	>	AC_CHECK_LIB(PTL, pthread_create, , [
124	>	HAVE_PTHREADS=no
125	>	])
126	>	])
127	>	])
128	>	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
129	>	AC_DEFINE(HAVE_PTHREADS)
130		fi
131		AC_CHECK_FUNCS(pthread_cancel)
132
133	<	dnl We use DGA if possible.
134	<	if [[ "x$WANT_DGA" = "xyes" ]]; then
135	<	AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, HAVE_DGA=yes, HAVE_DGA=no)
136	<	if [[ "x$HAVE_DGA" = "xno" ]]; then
137	<	AC_MSG_WARN([Could not find DGA extension, ignoring --enable-dga.])
51	<	else
52	<	DEFINES="$DEFINES -DENABLE_DGA=1"
53	<	LIBS="$LIBS -lXxf86dga"
133	>	dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
134	>	SEMSRC=
135	>	AC_CHECK_FUNCS(sem_init, , [
136	>	if test "x$HAVE_PTHREADS" = "xyes"; then
137	>	SEMSRC=posix_sem.cpp
138		fi
139	+	])
140	+
141	+	dnl We use DGA (XFree86 or fbdev) if possible.
142	+	if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
143	+	AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
144	+	AC_DEFINE(ENABLE_XF86_DGA)
145	+	LIBS="$LIBS -lXxf86dga"
146	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
147	+	AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
148	+	WANT_FBDEV_DGA=no
149	+	fi
150	+	], [
151	+	AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
152	+	WANT_XF86_DGA=no
153	+	])
154	+	fi
155	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
156	+	AC_DEFINE(ENABLE_FBDEV_DGA)
157	+	fi
158	+
159	+	dnl We use XFree86 VidMode if possible.
160	+	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
161	+	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
162	+	AC_DEFINE(ENABLE_XF86_VIDMODE)
163	+	LIBS="$LIBS -lXxf86vm"
164	+	], [
165	+	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
166	+	WANT_XF86_VIDMODE=no
167	+	])
168		fi
169
170		dnl We use GTK+ if possible.
171	<	if [[ "x$WANT_UI" = "xyes" ]]; then
172	<	AM_PATH_GTK(1.2.0)
173	<	if [[ "x$no_gtk" = "xyes" ]]; then
174	<	echo "Did not find gtk+, disabling user interface."
175	<	WANT_UI=no
176	<	GTK_CFLAGS=
177	<	GTK_LIBS=
178	<	else
179	<	DEFINES="$DEFINES -DENABLE_GTK=1"
180	<	fi
181	<	CFLAGS="$CFLAGS $GTK_CFLAGS"
182	<	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
183	<	LIBS="$LIBS $GTK_LIBS"
184	<	fi
185	<
186	<	dnl We need POSIX.4 semaphores (and other POSIX.4 blessings).
187	<	SEMSRCS=
188	<	AC_CHECK_FUNCS(sem_init)
189	<	if [[ "x$ac_cv_func_sem_init" = "xno" ]]; then
190	<	AC_CHECK_LIB(posix4, sem_init, HAVE_LIBPOSIX4=yes, HAVE_LIBPOSIX4=no)
191	<	if [[ "x$HAVE_LIBPOSIX4" = "xno" ]]; then
192	<	dnl Checks for the existance of semget
193	<	AC_CHECK_FUNCS(semget)
194	<	if [[ "x$ac_cv_func_semget" = "xno" ]]; then
195	<	AC_MSG_ERROR([You need POSIX.4 semaphores to run Basilisk II.])
196	<	else
197	<	SEMSRCS="posix_sem.cpp"
198	<	fi
199	<	else
87	<	LIBS="$LIBS -lposix4"
88	<	fi
171	>	UISRCS=../dummy/prefs_editor_dummy.cpp
172	>	if [[ "x$WANT_GTK" = "xyes" ]]; then
173	>	AM_PATH_GTK(1.2.0, [
174	>	AC_DEFINE(ENABLE_GTK)
175	>	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
176	>	LIBS="$LIBS $GTK_LIBS"
177	>	UISRCS=prefs_editor_gtk.cpp
178	>	B2_PATH_GNOMEUI([
179	>	AC_DEFINE(HAVE_GNOMEUI)
180	>	CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
181	>	LIBS="$LIBS $GNOMEUI_LIBS"
182	>	], [])
183	>	], [
184	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
185	>	WANT_GTK=no
186	>	])
187	>	fi
188	>
189	>	dnl We use ESD if possible.
190	>	if [[ "x$WANT_ESD" = "xyes" ]]; then
191	>	AM_PATH_ESD(0.2.8, [
192	>	AC_DEFINE(ENABLE_ESD)
193	>	CFLAGS="$CFLAGS $ESD_CFLAGS"
194	>	CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
195	>	LIBS="$LIBS $ESD_LIBS"
196	>	], [
197	>	AC_MSG_WARN([Could not find ESD, disabling ESD support.])
198	>	WANT_ESD=no
199	>	])
200		fi
201
202		dnl Checks for header files.
203		AC_HEADER_STDC
204	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
204	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
205
206		dnl Checks for typedefs, structures, and compiler characteristics.
207		AC_C_BIGENDIAN
#	Line 100 | Line 211 | AC_CHECK_SIZEOF(short, 2)
211		AC_CHECK_SIZEOF(int, 4)
212		AC_CHECK_SIZEOF(long, 4)
213		AC_CHECK_SIZEOF(long long, 8)
214	+	AC_CHECK_SIZEOF(void *, 4)
215		AC_TYPE_OFF_T
216		AC_CHECK_TYPE(loff_t, off_t)
217	+	TYPE_SOCKLEN_T
218		AC_TYPE_SIZE_T
219	+	AC_TYPE_SIGNAL
220		AC_HEADER_TIME
221		AC_STRUCT_TM
222
223		dnl Checks for library functions.
224		AC_CHECK_FUNCS(strdup cfmakeraw)
225	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
225	>	AC_CHECK_FUNCS(clock_gettime timer_create)
226	>	AC_CHECK_FUNCS(sigaction signal)
227	>	AC_CHECK_FUNCS(mmap mprotect munmap)
228	>	AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
229	>
230	>	dnl Darwin seems to define mach_task_self() instead of task_self().
231	>	AC_CHECK_FUNCS(mach_task_self task_self)
232
233		dnl Select system-dependant source files.
234	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
235	<	if MACHINE=`uname -a 2>/dev/null`; then
236	<	case "$MACHINE" in
237	<	Linux*)
238	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp Linux/audio_linux.cpp"
239	<	;;
240	<	FreeBSD*3.*)
241	<	dnl Check for the CAM library
242	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
243	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
244	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
234	>	SERIALSRC=serial_unix.cpp
235	>	ETHERSRC=../dummy/ether_dummy.cpp
236	>	SCSISRC=../dummy/scsi_dummy.cpp
237	>	AUDIOSRC=../dummy/audio_dummy.cpp
238	>	EXTRASYSSRCS=
239	>	CAN_NATIVE_M68K=no
240	>	case "$target_os" in
241	>	linux*)
242	>	ETHERSRC=ether_unix.cpp
243	>	AUDIOSRC=audio_oss_esd.cpp
244	>	SCSISRC=Linux/scsi_linux.cpp
245	>	;;
246	>	freebsd*)
247	>	ETHERSRC=ether_unix.cpp
248	>	AUDIOSRC=audio_oss_esd.cpp
249	>	DEFINES="$DEFINES -DBSD_COMP"
250	>	CXXFLAGS="$CXXFLAGS -fpermissive"
251	>	dnl Check for the CAM library
252	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
253	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
254	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
255	>	else
256	>	dnl Check for the sys kernel includes
257	>	AC_CHECK_HEADER(camlib.h)
258	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
259	>	dnl In this case I should fix this thing including a "patch"
260	>	dnl to access directly to the functions in the kernel :) --Orlando
261	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
262		else
263	<	dnl Check for the sys kernel includes
127	<	AC_CHECK_HEADER(/sys/cam/cam.h)
128	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
129	<	dnl In this case I should fix this thing including a "patch"
130	<	dnl to access directly to the functions in the kernel :) --Orlando
131	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
132	<	fi
133	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
134	<	CXXFLAGS="$CXXFLAGS -I/sys"
135	<	CFLAGS="$CFLAGS -I/sys"
263	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
264		LIBS="$LIBS -lcam"
265	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
265	>	DEFINES="$DEFINES -DCAM"
266		fi
267	<	;;
268	<	FreeBSD*)
269	<	dnl Check for the SCSI library
270	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
271	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
272	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
273	<	else
274	<	dnl Check for the sys kernel includes
275	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
276	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
277	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
278	<	fi
279	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
280	<	LIBS="$LIBS -lscsi"
281	<	DEFINES="$DEFINES -DBSD_COMP"
267	>	fi
268	>	;;
269	>	netbsd*)
270	>	CAN_NATIVE_M68K=yes
271	>	;;
272	>	solaris*)
273	>	AUDIOSRC=Solaris/audio_solaris.cpp
274	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
275	>	;;
276	>	irix*)
277	>	ETHERSRC=ether_unix.cpp
278	>	AUDIOSRC=Irix/audio_irix.cpp
279	>	EXTRASYSSRCS=Irix/unaligned.c
280	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
281	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
282	>	LIBS="$LIBS -laudio"
283	>	WANT_ESD=no
284	>
285	>	dnl Check if our compiler supports -Ofast (MIPSPro)
286	>	HAVE_OFAST=no
287	>	ocflags="$CFLAGS"
288	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
289	>	AC_MSG_CHECKING(if "-Ofast" works)
290	>	dnl Do a test compile of an empty function
291	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
292	>	CFLAGS="$ocflags"
293	>
294	>	;;
295	>	esac
296	>
297	>	dnl Use 68k CPU natively?
298	>	WANT_NATIVE_M68K=no
299	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
300	>	AC_DEFINE(ENABLE_NATIVE_M68K)
301	>	WANT_NATIVE_M68K=yes
302	>	fi
303	>
304	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
305	>	dnl Serial, ethernet and audio support needs pthreads
306	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
307	>	SERIALSRC=../dummy/serial_dummy.cpp
308	>	ETHERSRC=../dummy/ether_dummy.cpp
309	>	AUDIOSRC=../dummy/audio_dummy.cpp
310	>	fi
311	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
312	>
313	>	dnl Define a macro that translates a yesno-variable into a C macro definition
314	>	dnl to be put into the config.h file
315	>	dnl $1 -- the macro to define
316	>	dnl $2 -- the value to translate
317	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
318	>	if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
319	>	AC_DEFINE($1)
320		fi
321	<	;;
322	<	SunOS*)
323	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
324	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
325	<	;;
326	<	IRIX*)
327	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
328	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
329	<	LIBS="$LIBS -lm"
330	<	;;
321	>	])
322	>
323	>	dnl Various checks if the system supports vm_allocate() and the like functions.
324	>	have_mach_vm=no
325	>	if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
326	>	"x$ac_cv_func_vm_protect" = "xyes" ]]; then
327	>	have_mach_vm=yes
328	>	fi
329	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
330	>
331	>	dnl Check that vm_allocate(), vm_protect() work
332	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
333	>
334	>	AC_CACHE_CHECK("whether vm_protect works",
335	>	ac_cv_vm_protect_works, [
336	>	AC_LANG_SAVE
337	>	AC_LANG_CPLUSPLUS
338	>	ac_cv_vm_protect_works=yes
339	>	dnl First the tests that should segfault
340	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
341	>	AC_TRY_RUN([
342	>	#define CONFIGURE_TEST_VM_MAP
343	>	#define TEST_VM_PROT_$test_def
344	>	#include "vm_alloc.cpp"
345	>	], ac_cv_vm_protect_works=no, rm -f core,
346	>	dnl When cross-compiling, do not assume anything
347	>	ac_cv_vm_protect_works="guessing no"
348	>	)
349	>	done
350	>	AC_TRY_RUN([
351	>	#define CONFIGURE_TEST_VM_MAP
352	>	#define TEST_VM_PROT_RDWR_WRITE
353	>	#include "vm_alloc.cpp"
354	>	], , ac_cv_vm_protect_works=no,
355	>	dnl When cross-compiling, do not assume anything
356	>	ac_cv_vm_protect_works="guessing no"
357	>	)
358	>	AC_LANG_RESTORE
359	>	]
360	>	)
361	>
362	>	dnl Remove support for vm_allocate() if vm_protect() does not work
363	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
364	>	case $ac_cv_vm_protect_works in
365	>	*yes) have_mach_vm=yes;;
366	>	*no) have_mach_vm=no;;
367		esac
368	<	if [[ "x$WANT_UI" = "xyes" ]]; then
369	<	SYSSRCS="$SYSSRCS prefs_editor_gtk.cpp"
370	<	else
371	<	SYSSRCS="$SYSSRCS ../dummy/prefs_editor_dummy.cpp"
368	>	fi
369	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
370	>
371	>	fi dnl HAVE_MACH_VM
372	>
373	>	dnl Various checks if the system supports mmap() and the like functions.
374	>	dnl ... and Mach memory allocators are not supported
375	>	have_mmap_vm=no
376	>	if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
377	>	"x$ac_cv_func_mprotect" = "xyes" ]]; then
378	>	if [[ "x$have_mach_vm" = "xno" ]]; then
379	>	have_mmap_vm=yes
380		fi
381		fi
382	<	if [[ "x$SEMSRCS" != "x" ]]; then
383	<	SYSSRCS="$SYSSRCS $SEMSRCS"
382	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
383	>
384	>	dnl Check that mmap() and associated functions work.
385	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
386	>
387	>	dnl Check if we have a working anonymous mmap()
388	>	AC_CACHE_CHECK("whether mmap supports MAP_ANON",
389	>	ac_cv_mmap_anon, [
390	>	AC_LANG_SAVE
391	>	AC_LANG_CPLUSPLUS
392	>	AC_TRY_RUN([
393	>	#define HAVE_MMAP_ANON
394	>	#define CONFIGURE_TEST_VM_MAP
395	>	#define TEST_VM_MMAP_ANON
396	>	#include "vm_alloc.cpp"
397	>	], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
398	>	dnl When cross-compiling, do not assume anything.
399	>	ac_cv_mmap_anon="guessing no"
400	>	)
401	>	AC_LANG_RESTORE
402	>	]
403	>	)
404	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
405	>
406	>	AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
407	>	ac_cv_mmap_anonymous, [
408	>	AC_LANG_SAVE
409	>	AC_LANG_CPLUSPLUS
410	>	AC_TRY_RUN([
411	>	#define HAVE_MMAP_ANONYMOUS
412	>	#define CONFIGURE_TEST_VM_MAP
413	>	#define TEST_VM_MMAP_ANON
414	>	#include "vm_alloc.cpp"
415	>	], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
416	>	dnl When cross-compiling, do not assume anything.
417	>	ac_cv_mmap_anonymous="guessing no"
418	>	)
419	>	AC_LANG_RESTORE
420	>	]
421	>	)
422	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
423	>
424	>	AC_CACHE_CHECK("whether mprotect works",
425	>	ac_cv_mprotect_works, [
426	>	AC_LANG_SAVE
427	>	AC_LANG_CPLUSPLUS
428	>	ac_cv_mprotect_works=yes
429	>	dnl First the tests that should segfault
430	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
431	>	AC_TRY_RUN([
432	>	#define CONFIGURE_TEST_VM_MAP
433	>	#define TEST_VM_PROT_$test_def
434	>	#include "vm_alloc.cpp"
435	>	], ac_cv_mprotect_works=no, rm -f core,
436	>	dnl When cross-compiling, do not assume anything
437	>	ac_cv_mprotect_works="guessing no"
438	>	)
439	>	done
440	>	AC_TRY_RUN([
441	>	#define CONFIGURE_TEST_VM_MAP
442	>	#define TEST_VM_PROT_RDWR_WRITE
443	>	#include "vm_alloc.cpp"
444	>	], , ac_cv_mprotect_works=no,
445	>	dnl When cross-compiling, do not assume anything
446	>	ac_cv_mprotect_works="guessing no"
447	>	)
448	>	AC_LANG_RESTORE
449	>	]
450	>	)
451	>
452	>	dnl Remove support for mmap() if mprotect() does not work
453	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
454	>	case $ac_cv_mprotect_works in
455	>	*yes) have_mmap_vm=yes;;
456	>	*no) have_mmap_vm=no;;
457	>	esac
458		fi
459	+	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
460
461	<	dnl Defaults for UAE CPU.
177	<	CPUINCLUDES="-I../uae_cpu"
178	<	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"
461	>	fi dnl HAVE_MMAP_VM
462
463	<	dnl Check for i386.
464	<	HAVE_I386=no
465	<	AC_MSG_CHECKING(for x86 target CPU)
466	<	AC_EGREP_CPP(yes,
467	<	[
468	<	#ifdef __i386__
469	<	yes
470	<	#endif
471	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
463	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
464	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
465	>	ac_cv_can_map_lm, [
466	>	AC_LANG_SAVE
467	>	AC_LANG_CPLUSPLUS
468	>	AC_TRY_RUN([
469	>	#include "vm_alloc.cpp"
470	>	int main(void) { /* returns 0 if we could map the lowmem globals */
471	>	volatile char * lm;
472	>	if (vm_init() < 0) exit(1);
473	>	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
474	>	lm[0] = 'z';
475	>	if (vm_release((char *)lm, 0x2000) < 0) exit(1);
476	>	vm_exit(); exit(0);
477	>	}
478	>	], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
479	>	dnl When cross-compiling, do not assume anything.
480	>	ac_cv_can_map_lm="guessing no"
481	>	)
482	>	AC_LANG_RESTORE
483	>	]
484	>	)
485	>
486	>	dnl Check signal handlers need to be reinstalled
487	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
488	>	ac_cv_signal_need_reinstall, [
489	>	AC_LANG_SAVE
490	>	AC_LANG_CPLUSPLUS
491	>	AC_TRY_RUN([
492	>	#include <stdlib.h>
493	>	#ifdef HAVE_UNISTD_H
494	>	#include <unistd.h>
495	>	#endif
496	>	#include <signal.h>
497	>	static int handled_signal = 0;
498	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
499	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
500	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
501	>	exit(handled_signal == 2);
502	>	}
503	>	], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
504	>	dnl When cross-compiling, do not assume anything.
505	>	ac_cv_signal_need_reinstall="guessing yes"
506	>	)
507	>	AC_LANG_RESTORE
508	>	]
509	>	)
510	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
511	>
512	>	dnl Check if sigaction handlers need to be reinstalled
513	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
514	>	ac_cv_sigaction_need_reinstall, [
515	>	AC_LANG_SAVE
516	>	AC_LANG_CPLUSPLUS
517	>	AC_TRY_RUN([
518	>	#include <stdlib.h>
519	>	#ifdef HAVE_UNISTD_H
520	>	#include <unistd.h>
521	>	#endif
522	>	#include <signal.h>
523	>	static int handled_signal = 0;
524	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
525	>	typedef RETSIGTYPE (*signal_handler)(int);
526	>	static signal_handler mysignal(int sig, signal_handler handler) {
527	>	struct sigaction old_sa;
528	>	struct sigaction new_sa;
529	>	new_sa.sa_handler = handler;
530	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
531	>	}
532	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
533	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
534	>	exit(handled_signal == 2);
535	>	}
536	>	], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
537	>	dnl When cross-compiling, do not assume anything.
538	>	ac_cv_sigaction_need_reinstall="guessing yes"
539	>	)
540	>	AC_LANG_RESTORE
541	>	]
542	>	)
543	>	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
544	>
545	>	dnl Check if extended signals are supported.
546	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
547	>	ac_cv_have_extended_signals, [
548	>	AC_LANG_SAVE
549	>	AC_LANG_CPLUSPLUS
550	>	AC_TRY_RUN([
551	>	#define HAVE_SIGINFO_T 1
552	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
553	>	#include "vm_alloc.cpp"
554	>	#include "sigsegv.cpp"
555	>	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
556	>	dnl When cross-compiling, do not assume anything.
557	>	ac_cv_have_extended_signals=no
558	>	)
559	>	AC_LANG_RESTORE
560	>	]
561	>	)
562	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
563	>
564	>	dnl Otherwise, check for subterfuges.
565	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
566	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
567	>	ac_cv_have_sigcontext_hack, [
568	>	AC_LANG_SAVE
569	>	AC_LANG_CPLUSPLUS
570	>	AC_TRY_RUN([
571	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
572	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
573	>	#include "vm_alloc.cpp"
574	>	#include "sigsegv.cpp"
575	>	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
576	>	dnl When cross-compiling, do not assume anything.
577	>	ac_cv_have_sigcontext_hack=no
578	>	)
579	>	AC_LANG_RESTORE
580	>	])
581	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
582	>	fi
583	>
584	>	dnl Can we do Video on SEGV Signals ?
585	>	CAN_VOSF=no
586	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
587	>	CAN_VOSF=yes
588	>	fi
589	>
590	>	dnl Determine the addressing mode to use
591	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
592	>	ADDRESSING_MODE="real"
593	>	else
594	>	ADDRESSING_MODE=""
595	>	AC_MSG_CHECKING([for the addressing mode to use])
596	>	for am in $ADDRESSING_TEST_ORDER; do
597	>	case $am in
598	>	real)
599	>	dnl Requires ability to mmap() Low Memory globals
600	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
601	>	continue
602	>	fi
603	>	dnl Requires VOSF screen updates
604	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
605	>	continue
606	>	fi
607	>	dnl Real addressing will probably work.
608	>	ADDRESSING_MODE="real"
609	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
610	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
611	>	break
612	>	;;
613	>	direct)
614	>	dnl Requires VOSF screen updates
615	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
616	>	ADDRESSING_MODE="direct"
617	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
618	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
619	>	break
620	>	fi
621	>	;;
622	>	banks)
623	>	dnl Default addressing mode
624	>	ADDRESSING_MODE="memory banks"
625	>	break
626	>	;;
627	>	*)
628	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
629	>	esac
630	>	done
631	>	AC_MSG_RESULT($ADDRESSING_MODE)
632	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
633	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
634	>	ADDRESSING_MODE="memory banks"
635	>	fi
636	>	fi
637	>
638	>	dnl Enable VOSF screen updates with this feature is requested and feasible
639	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
640	>	AC_DEFINE(ENABLE_VOSF)
641	>	else
642	>	WANT_VOSF=no
643	>	fi
644
645		dnl Check for GAS.
646		HAVE_GAS=no
#	Line 206 | Line 661 | AC_EGREP_CPP(yes,
661		#endif
662		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
663
664	<	dnl Set "-fomit-frame-pointer" on GCC.
665	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
664	>	dnl Check for GCC 3.0 or higher.
665	>	HAVE_GCC30=no
666	>	AC_MSG_CHECKING(for GCC 3.0 or higher)
667	>	AC_EGREP_CPP(yes,
668	>	[#if __GNUC__ >= 3
669	>	yes
670	>	#endif
671	>	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
672	>
673	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
674	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
675		CFLAGS="$CFLAGS -fomit-frame-pointer"
676		CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
677		fi
678
679	+	dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
680	+	dnl As of 2001/08/02, this affects the following compilers:
681	+	dnl Official: probably gcc-3.1 (mainline CVS)
682	+	dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
683	+	dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
684	+	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
685	+	SAVED_CXXFLAGS="$CXXFLAGS"
686	+	CXXFLAGS="$CXXFLAGS -fno-merge-constants"
687	+	AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
688	+	AC_LANG_SAVE
689	+	AC_LANG_CPLUSPLUS
690	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
691	+	AC_LANG_RESTORE
692	+	])
693	+	if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
694	+	CXXFLAGS="$SAVED_CXXFLAGS"
695	+	fi
696	+	fi
697	+
698		dnl Select appropriate CPU source and REGPARAM define.
699	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
699	>	ASM_OPTIMIZATIONS=none
700	>	CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
701	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
702	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
703	>	dnl i386 CPU
704		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
705		if [[ "x$HAVE_GAS" = "xyes" ]]; then
706	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
707	<	CPUSRCS="$CPUSRCS cpufast.s"
706	>	ASM_OPTIMIZATIONS=i386
707	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
708	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
709	>	FPUSRCS="../uae_cpu/fpu_x86.cpp"
710	>	fi
711	>	elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
712	>	dnl SPARC CPU
713	>	case "$target_os" in
714	>	solaris*)
715	>	AC_MSG_CHECKING(SPARC CPU architecture)
716	>	SPARC_TYPE=`Solaris/which_sparc`
717	>	AC_MSG_RESULT($SPARC_TYPE)
718	>	case "$SPARC_TYPE" in
719	>	SPARC_V8)
720	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
721	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
722	>	CFLAGS="$CFLAGS -Wa,-Av8"
723	>	CXXFLAGS="$CXXFLAGS -Wa,-Av8"
724	>	;;
725	>	SPARC_V9)
726	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
727	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
728	>	CFLAGS="$CFLAGS -Wa,-Av9"
729	>	CXXFLAGS="$CXXFLAGS -Wa,-Av9"
730	>	;;
731	>	esac
732	>	;;
733	>	esac
734	>	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
735	>	dnl Native m68k, no emulation
736	>	CPUINCLUDES="-I../native_cpu"
737	>	CPUSRCS="asm_support.s"
738	>	fi
739	>
740	>	dnl Select appropriate FPU source.
741	>	dnl 1. Optimized X86 assembly core if target is i386 architecture
742	>	SAVED_DEFINES=$DEFINES
743	>	if [[ "x$FPE_CORE" = "xdefault" ]]; then
744	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
745	>	DEFINES="$DEFINES -DFPU_X86"
746	>	FPE_CORE_STR="i386 optimized core"
747	>	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
748	>	FPE_CORE="i386"
749		else
750	<	CPUSRCS="$CPUSRCS cpuemu.cpp"
750	>	FPE_CORE="uae"
751		fi
752	<	else
753	<	CPUSRCS="$CPUSRCS cpuemu.cpp"
752	>	fi
753	>
754	>	dnl 2. JIT-FPU only supports IEEE-based implementation.
755	>	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
756	>	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
757	>	FPE_CORE="ieee"
758	>	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
759	>	DEFINES=$SAVED_DEFINES
760	>	fi
761	>
762	>	dnl 3. Choose either IEEE-based implementation or the old UAE core
763	>	if [[ "x$FPE_CORE" = "xieee" ]]; then
764	>	AC_CHECK_HEADERS(fenv.h)
765	>	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
766	>	AC_CHECK_FUNCS(fegetround fesetround)
767	>	DEFINES="$DEFINES -DFPU_IEEE"
768	>	FPE_CORE_STR="ieee-based fpu core"
769	>	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
770	>	elif [[ "x$FPE_CORE" = "xuae" ]]; then
771	>	DEFINES="$DEFINES -DFPU_UAE"
772	>	FPE_CORE_STR="original uae core"
773	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
774	>	fi
775	>
776	>	dnl Check for certain math functions
777	>	AC_CHECK_FUNCS(atanh)
778	>	AC_CHECK_FUNCS(isnan isinf)             dnl C99
779	>	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
780	>
781	>	dnl UAE CPU sources for all non-m68k-native architectures.
782	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
783	>	CPUINCLUDES="-I../uae_cpu"
784	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
785	>	fi
786	>
787	>	dnl Remove the "-g" option if set for GCC.
788	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
789	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
790	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
791	>	fi
792	>
793	>	dnl Or if we have -Ofast
794	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
795	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
796	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
797	>	CXXFLAGS="-LANG:std $CXXFLAGS"
798	>	LDFLAGS="$LDFLAGS -Ofast"
799		fi
800
801		dnl Generate Makefile.
802		AC_SUBST(DEFINES)
230	–	AC_SUBST(STATICLIBS)
803		AC_SUBST(SYSSRCS)
804		AC_SUBST(CPUINCLUDES)
805		AC_SUBST(CPUSRCS)
806		AC_OUTPUT(Makefile)
807	<	echo "Configuration done. Now type \"make\"."
807	>
808	>	dnl Print summary.
809	>	echo
810	>	echo Basilisk II configuration summary:
811	>	echo
812	>	echo XFree86 DGA support .............. : $WANT_XF86_DGA
813	>	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
814	>	echo fbdev DGA support ................ : $WANT_FBDEV_DGA
815	>	echo Enable video on SEGV signals ..... : $WANT_VOSF
816	>	echo ESD sound support ................ : $WANT_ESD
817	>	echo GTK user interface ............... : $WANT_GTK
818	>	echo mon debugger support ............. : $WANT_MON
819	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
820	>	echo Floating-Point emulation core .... : $FPE_CORE_STR
821	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
822	>	echo Addressing mode .................. : $ADDRESSING_MODE
823	>	echo
824	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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