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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 1.58 by gbeauche, 2002-03-18T13:30:07Z

#	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 Options.
9	<	WANT_DGA=yes
10	<	WANT_UI=yes
11	<	AC_ARG_ENABLE(dga, [  --enable-dga            use the DGA extension (default)], [WANT_DGA=$enableval], [])
12	<	AC_ARG_ENABLE(ui,  [  --enable-ui             use GTK user interface (default)], [WANT_UI=$enableval], [])
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=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 "$enableval" in
18	>	default)    FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
19	>	uae)            FPE_CORE="uae";;
20	>	*)                      AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);;
21	>	esac
22	>	],
23	>	[ FPE_CORE="default"
24	>	])
25	>
26	>	dnl Addressing modes.
27	>	AC_ARG_ENABLE(addressing,
28	>	[  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
29	>	[ case "$enableval" in
30	>	real)       ADDRESSING_TEST_ORDER="real";;
31	>	direct)     ADDRESSING_TEST_ORDER="direct";;
32	>	banks)      ADDRESSING_TEST_ORDER="banks";;
33	>	fastest)ADDRESSING_TEST_ORDER="direct banks";;
34	>	*)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
35	>	esac
36	>	],
37	>	[ ADDRESSING_TEST_ORDER="direct banks"
38	>	])
39	>
40	>	dnl External packages.
41	>	AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
42	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
43	>	AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
44	>
45	>	dnl Canonical system information.
46	>	AC_CANONICAL_HOST
47	>	AC_CANONICAL_TARGET
48	>
49	>	dnl Target OS type (target is host if not cross-compiling).
50	>	case "$target_os" in
51	>	linux*)       OS_TYPE=linux;;
52	>	netbsd*)      OS_TYPE=netbsd;;
53	>	freebsd*)     OS_TYPE=freebsd;;
54	>	solaris*)     OS_TYPE=solaris;;
55	>	darwin*)      OS_TYPE=darwin;;
56	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/g' | sed -e 's/\./_/g'`;;
57	>	esac
58	>	DEFINES="$DEFINES -DOS_$OS_TYPE"
59	>
60	>	dnl Target CPU type.
61	>	HAVE_I386=no
62	>	HAVE_M68K=no
63	>	HAVE_SPARC=no
64	>	HAVE_POWERPC=no
65	>	case "$target_cpu" in
66	>	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
67	>	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
68	>	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
69	>	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
70	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/g'`;;
71	>	esac
72	>	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
73
74		dnl Checks for programs.
75		AC_PROG_CC
76	+	AC_PROG_CC_C_O
77	+	AC_PROG_CPP
78		AC_PROG_CXX
79		AC_PROG_MAKE_SET
80		AC_PROG_INSTALL
81
82	+	dnl We use mon if possible.
83	+	MONSRCS=
84	+	if [[ "x$WANT_MON" = "xyes" ]]; then
85	+	AC_MSG_CHECKING(for mon)
86	+	mon_srcdir=../../../mon/src
87	+	if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
88	+	AC_MSG_RESULT(yes)
89	+	AC_DEFINE(ENABLE_MON)
90	+	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
91	+	CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
92	+	AC_CHECK_LIB(ncurses, tgetent, ,
93	+	AC_CHECK_LIB(termcap, tgetent, ,
94	+	AC_CHECK_LIB(termlib, tgetent, ,
95	+	AC_CHECK_LIB(terminfo, tgetent, ,
96	+	AC_CHECK_LIB(Hcurses, tgetent, ,
97	+	AC_CHECK_LIB(curses, tgetent))))))
98	+	AC_CHECK_LIB(readline, readline)
99	+	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
100	+	else
101	+	AC_MSG_RESULT(no)
102	+	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
103	+	WANT_MON=no
104	+	fi
105	+	fi
106	+
107		dnl Checks for libraries.
108	+	AC_CHECK_LIB(posix4, sem_init)
109	+	AC_CHECK_LIB(rt, timer_create)
110	+
111	+	dnl We need X11.
112		AC_PATH_XTRA
113		if [[ "x$no_x" = "xyes" ]]; then
114		AC_MSG_ERROR([You need X11 to run Basilisk II.])
115		fi
25	–
116		CFLAGS="$CFLAGS $X_CFLAGS"
117		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
118		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
29	–	STATICLIBS=
119
120	<	dnl We need pthreads.
121	<	AC_CHECK_LIB(pthread, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
122	<	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
123	<	dnl Check even the libc_r (FreeBSD)
124	<	AC_CHECK_LIB(c_r, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
125	<	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
126	<	AC_MSG_ERROR([You need libpthreads to run Basilisk II.])
127	<	else
128	<	LIBS="$LIBS -lc_r"
129	<	fi
130	<	else
42	<	LIBS="$LIBS -lpthread"
120	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
121	>	HAVE_PTHREADS=yes
122	>	AC_CHECK_LIB(pthread, pthread_create, , [
123	>	AC_CHECK_LIB(c_r, pthread_create, , [
124	>	AC_CHECK_LIB(PTL, pthread_create, , [
125	>	HAVE_PTHREADS=no
126	>	])
127	>	])
128	>	])
129	>	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
130	>	AC_DEFINE(HAVE_PTHREADS)
131		fi
132		AC_CHECK_FUNCS(pthread_cancel)
133	+	AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
134	+	AC_CHECK_FUNCS(pthread_mutexattr_settype)
135
136	<	dnl We use DGA if possible.
137	<	if [[ "x$WANT_DGA" = "xyes" ]]; then
138	<	AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, HAVE_DGA=yes, HAVE_DGA=no)
139	<	if [[ "x$HAVE_DGA" = "xno" ]]; then
140	<	AC_MSG_WARN([Could not find DGA extension, ignoring --enable-dga.])
51	<	else
52	<	DEFINES="$DEFINES -DENABLE_DGA=1"
53	<	LIBS="$LIBS -lXxf86dga"
136	>	dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
137	>	SEMSRC=
138	>	AC_CHECK_FUNCS(sem_init, , [
139	>	if test "x$HAVE_PTHREADS" = "xyes"; then
140	>	SEMSRC=posix_sem.cpp
141		fi
142	+	])
143	+
144	+	dnl We use DGA (XFree86 or fbdev) if possible.
145	+	if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
146	+	AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
147	+	AC_DEFINE(ENABLE_XF86_DGA)
148	+	LIBS="$LIBS -lXxf86dga"
149	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
150	+	AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
151	+	WANT_FBDEV_DGA=no
152	+	fi
153	+	], [
154	+	AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
155	+	WANT_XF86_DGA=no
156	+	])
157	+	fi
158	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
159	+	AC_DEFINE(ENABLE_FBDEV_DGA)
160	+	fi
161	+
162	+	dnl We use XFree86 VidMode if possible.
163	+	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
164	+	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
165	+	AC_DEFINE(ENABLE_XF86_VIDMODE)
166	+	LIBS="$LIBS -lXxf86vm"
167	+	], [
168	+	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
169	+	WANT_XF86_VIDMODE=no
170	+	])
171		fi
172
173		dnl We use GTK+ if possible.
174	<	if [[ "x$WANT_UI" = "xyes" ]]; then
175	<	AM_PATH_GTK(1.2.0)
176	<	if [[ "x$no_gtk" = "xyes" ]]; then
177	<	echo "Did not find gtk+, disabling user interface."
178	<	WANT_UI=no
179	<	GTK_CFLAGS=
180	<	GTK_LIBS=
181	<	else
182	<	DEFINES="$DEFINES -DENABLE_GTK=1"
183	<	fi
184	<	CFLAGS="$CFLAGS $GTK_CFLAGS"
185	<	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
186	<	LIBS="$LIBS $GTK_LIBS"
187	<	fi
188	<
189	<	dnl We need POSIX.4 semaphores (and other POSIX.4 blessings).
190	<	SEMSRCS=
191	<	AC_CHECK_FUNCS(sem_init)
192	<	if [[ "x$ac_cv_func_sem_init" = "xno" ]]; then
193	<	AC_CHECK_LIB(posix4, sem_init, HAVE_LIBPOSIX4=yes, HAVE_LIBPOSIX4=no)
194	<	if [[ "x$HAVE_LIBPOSIX4" = "xno" ]]; then
195	<	dnl Checks for the existance of semget
196	<	AC_CHECK_FUNCS(semget)
197	<	if [[ "x$ac_cv_func_semget" = "xno" ]]; then
198	<	AC_MSG_ERROR([You need POSIX.4 semaphores to run Basilisk II.])
199	<	else
200	<	SEMSRCS="posix_sem.cpp"
201	<	fi
202	<	else
203	<	LIBS="$LIBS -lposix4"
204	<	fi
174	>	UISRCS=../dummy/prefs_editor_dummy.cpp
175	>	if [[ "x$WANT_GTK" = "xyes" ]]; then
176	>	AM_PATH_GTK(1.2.0, [
177	>	AC_DEFINE(ENABLE_GTK)
178	>	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
179	>	LIBS="$LIBS $GTK_LIBS"
180	>	UISRCS=prefs_editor_gtk.cpp
181	>	B2_PATH_GNOMEUI([
182	>	AC_DEFINE(HAVE_GNOMEUI)
183	>	CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
184	>	LIBS="$LIBS $GNOMEUI_LIBS"
185	>	], [])
186	>	], [
187	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
188	>	WANT_GTK=no
189	>	])
190	>	fi
191	>
192	>	dnl We use ESD if possible.
193	>	if [[ "x$WANT_ESD" = "xyes" ]]; then
194	>	AM_PATH_ESD(0.2.8, [
195	>	AC_DEFINE(ENABLE_ESD)
196	>	CFLAGS="$CFLAGS $ESD_CFLAGS"
197	>	CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
198	>	LIBS="$LIBS $ESD_LIBS"
199	>	], [
200	>	AC_MSG_WARN([Could not find ESD, disabling ESD support.])
201	>	WANT_ESD=no
202	>	])
203	>	fi
204	>
205	>	dnl We use 64-bit file size support if possible.
206	>	dnl FIXME: Use AC_SYS_LARGEFILE from autoconf 2.5+
207	>	if [[ "x$OS_TYPE" = "xlinux" ]]; then
208	>	AC_DEFINE(_USE_LARGEFILE_SOURCE, 1, [Get more functions for correct standard I/O])
209	>	AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
210		fi
211
212		dnl Checks for header files.
213		AC_HEADER_STDC
214	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
214	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
215
216		dnl Checks for typedefs, structures, and compiler characteristics.
217		AC_C_BIGENDIAN
#	Line 100 | Line 221 | AC_CHECK_SIZEOF(short, 2)
221		AC_CHECK_SIZEOF(int, 4)
222		AC_CHECK_SIZEOF(long, 4)
223		AC_CHECK_SIZEOF(long long, 8)
224	+	AC_CHECK_SIZEOF(void *, 4)
225		AC_TYPE_OFF_T
226		AC_CHECK_TYPE(loff_t, off_t)
227	+	AC_CHECK_TYPE(caddr_t, [char *])
228		AC_TYPE_SIZE_T
229	+	AC_TYPE_SIGNAL
230		AC_HEADER_TIME
231		AC_STRUCT_TM
232
233	+	dnl Check whether sys/socket.h defines type socklen_t.
234	+	dnl (extracted from ac-archive/Miscellaneous)
235	+	AC_CACHE_CHECK("for socklen_t",
236	+	ac_cv_type_socklen_t, [
237	+	AC_TRY_COMPILE([
238	+	#include <sys/types.h>
239	+	#include <sys/socket.h>
240	+	], [socklen_t len = 42; return 0;],
241	+	ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
242	+	dnl When cross-compiling, do not assume anything.
243	+	ac_cv_type_socklen_t="guessing no"
244	+	)
245	+	])
246	+	if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
247	+	AC_DEFINE(socklen_t, int)
248	+	fi
249	+
250		dnl Checks for library functions.
251		AC_CHECK_FUNCS(strdup cfmakeraw)
252	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
252	>	AC_CHECK_FUNCS(clock_gettime timer_create)
253	>	AC_CHECK_FUNCS(sigaction signal)
254	>	AC_CHECK_FUNCS(mmap mprotect munmap)
255	>	AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
256	>
257	>	dnl Darwin seems to define mach_task_self() instead of task_self().
258	>	AC_CHECK_FUNCS(mach_task_self task_self)
259
260		dnl Select system-dependant source files.
261	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
262	<	if MACHINE=`uname -a 2>/dev/null`; then
263	<	case "$MACHINE" in
264	<	Linux*)
265	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp Linux/audio_linux.cpp"
266	<	;;
267	<	FreeBSD*3.*)
268	<	dnl Check for the CAM library
269	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
270	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
271	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
261	>	SERIALSRC=serial_unix.cpp
262	>	ETHERSRC=../dummy/ether_dummy.cpp
263	>	SCSISRC=../dummy/scsi_dummy.cpp
264	>	AUDIOSRC=../dummy/audio_dummy.cpp
265	>	EXTRASYSSRCS=
266	>	CAN_NATIVE_M68K=no
267	>	case "$target_os" in
268	>	linux*)
269	>	ETHERSRC=ether_unix.cpp
270	>	AUDIOSRC=audio_oss_esd.cpp
271	>	SCSISRC=Linux/scsi_linux.cpp
272	>	;;
273	>	freebsd*)
274	>	ETHERSRC=ether_unix.cpp
275	>	AUDIOSRC=audio_oss_esd.cpp
276	>	DEFINES="$DEFINES -DBSD_COMP"
277	>	CXXFLAGS="$CXXFLAGS -fpermissive"
278	>	dnl Check for the CAM library
279	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
280	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
281	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
282	>	else
283	>	dnl Check for the sys kernel includes
284	>	AC_CHECK_HEADER(camlib.h)
285	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
286	>	dnl In this case I should fix this thing including a "patch"
287	>	dnl to access directly to the functions in the kernel :) --Orlando
288	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
289		else
290	<	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="$CFLAGS -I/sys"
290	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
291		LIBS="$LIBS -lcam"
292	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
292	>	DEFINES="$DEFINES -DCAM"
293		fi
294	<	;;
295	<	FreeBSD*)
296	<	dnl Check for the SCSI library
297	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
298	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
299	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
300	<	else
301	<	dnl Check for the sys kernel includes
302	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
303	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
304	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
305	<	fi
306	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
307	<	LIBS="$LIBS -lscsi"
308	<	DEFINES="$DEFINES -DBSD_COMP"
294	>	fi
295	>	;;
296	>	netbsd*)
297	>	CAN_NATIVE_M68K=yes
298	>	;;
299	>	solaris*)
300	>	AUDIOSRC=Solaris/audio_solaris.cpp
301	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
302	>	;;
303	>	irix*)
304	>	ETHERSRC=ether_unix.cpp
305	>	AUDIOSRC=Irix/audio_irix.cpp
306	>	EXTRASYSSRCS=Irix/unaligned.c
307	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
308	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
309	>	LIBS="$LIBS -laudio"
310	>	WANT_ESD=no
311	>
312	>	dnl Check if our compiler supports -Ofast (MIPSPro)
313	>	HAVE_OFAST=no
314	>	ocflags="$CFLAGS"
315	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
316	>	AC_MSG_CHECKING(if "-Ofast" works)
317	>	dnl Do a test compile of an empty function
318	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
319	>	CFLAGS="$ocflags"
320	>
321	>	;;
322	>	esac
323	>
324	>	dnl Use 68k CPU natively?
325	>	WANT_NATIVE_M68K=no
326	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
327	>	AC_DEFINE(ENABLE_NATIVE_M68K)
328	>	WANT_NATIVE_M68K=yes
329	>	fi
330	>
331	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
332	>	dnl Serial, ethernet and audio support needs pthreads
333	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
334	>	SERIALSRC=../dummy/serial_dummy.cpp
335	>	ETHERSRC=../dummy/ether_dummy.cpp
336	>	AUDIOSRC=../dummy/audio_dummy.cpp
337	>	fi
338	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
339	>
340	>	dnl Define a macro that translates a yesno-variable into a C macro definition
341	>	dnl to be put into the config.h file
342	>	dnl $1 -- the macro to define
343	>	dnl $2 -- the value to translate
344	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
345	>	if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
346	>	AC_DEFINE($1)
347		fi
348	<	;;
349	<	SunOS*)
350	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
351	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
352	<	;;
353	<	IRIX*)
354	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
355	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
356	<	LIBS="$LIBS -lm"
357	<	;;
348	>	])
349	>
350	>	dnl Various checks if the system supports vm_allocate() and the like functions.
351	>	have_mach_vm=no
352	>	if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
353	>	"x$ac_cv_func_vm_protect" = "xyes" ]]; then
354	>	have_mach_vm=yes
355	>	fi
356	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
357	>
358	>	dnl Check that vm_allocate(), vm_protect() work
359	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
360	>
361	>	AC_CACHE_CHECK("whether vm_protect works",
362	>	ac_cv_vm_protect_works, [
363	>	AC_LANG_SAVE
364	>	AC_LANG_CPLUSPLUS
365	>	ac_cv_vm_protect_works=yes
366	>	dnl First the tests that should segfault
367	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
368	>	AC_TRY_RUN([
369	>	#define CONFIGURE_TEST_VM_MAP
370	>	#define TEST_VM_PROT_$test_def
371	>	#include "vm_alloc.cpp"
372	>	], ac_cv_vm_protect_works=no, rm -f core,
373	>	dnl When cross-compiling, do not assume anything
374	>	ac_cv_vm_protect_works="guessing no"
375	>	)
376	>	done
377	>	AC_TRY_RUN([
378	>	#define CONFIGURE_TEST_VM_MAP
379	>	#define TEST_VM_PROT_RDWR_WRITE
380	>	#include "vm_alloc.cpp"
381	>	], , ac_cv_vm_protect_works=no,
382	>	dnl When cross-compiling, do not assume anything
383	>	ac_cv_vm_protect_works="guessing no"
384	>	)
385	>	AC_LANG_RESTORE
386	>	]
387	>	)
388	>
389	>	dnl Remove support for vm_allocate() if vm_protect() does not work
390	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
391	>	case $ac_cv_vm_protect_works in
392	>	*yes) have_mach_vm=yes;;
393	>	*no) have_mach_vm=no;;
394		esac
395	<	if [[ "x$WANT_UI" = "xyes" ]]; then
396	<	SYSSRCS="$SYSSRCS prefs_editor_gtk.cpp"
397	<	else
398	<	SYSSRCS="$SYSSRCS ../dummy/prefs_editor_dummy.cpp"
395	>	fi
396	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
397	>
398	>	fi dnl HAVE_MACH_VM
399	>
400	>	dnl Various checks if the system supports mmap() and the like functions.
401	>	dnl ... and Mach memory allocators are not supported
402	>	have_mmap_vm=no
403	>	if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
404	>	"x$ac_cv_func_mprotect" = "xyes" ]]; then
405	>	if [[ "x$have_mach_vm" = "xno" ]]; then
406	>	have_mmap_vm=yes
407		fi
408		fi
409	<	if [[ "x$SEMSRCS" != "x" ]]; then
410	<	SYSSRCS="$SYSSRCS $SEMSRCS"
409	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
410	>
411	>	dnl Check that mmap() and associated functions work.
412	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
413	>
414	>	dnl Check if we have a working anonymous mmap()
415	>	AC_CACHE_CHECK("whether mmap supports MAP_ANON",
416	>	ac_cv_mmap_anon, [
417	>	AC_LANG_SAVE
418	>	AC_LANG_CPLUSPLUS
419	>	AC_TRY_RUN([
420	>	#define HAVE_MMAP_ANON
421	>	#define CONFIGURE_TEST_VM_MAP
422	>	#define TEST_VM_MMAP_ANON
423	>	#include "vm_alloc.cpp"
424	>	], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
425	>	dnl When cross-compiling, do not assume anything.
426	>	ac_cv_mmap_anon="guessing no"
427	>	)
428	>	AC_LANG_RESTORE
429	>	]
430	>	)
431	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
432	>
433	>	AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
434	>	ac_cv_mmap_anonymous, [
435	>	AC_LANG_SAVE
436	>	AC_LANG_CPLUSPLUS
437	>	AC_TRY_RUN([
438	>	#define HAVE_MMAP_ANONYMOUS
439	>	#define CONFIGURE_TEST_VM_MAP
440	>	#define TEST_VM_MMAP_ANON
441	>	#include "vm_alloc.cpp"
442	>	], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
443	>	dnl When cross-compiling, do not assume anything.
444	>	ac_cv_mmap_anonymous="guessing no"
445	>	)
446	>	AC_LANG_RESTORE
447	>	]
448	>	)
449	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
450	>
451	>	AC_CACHE_CHECK("whether mprotect works",
452	>	ac_cv_mprotect_works, [
453	>	AC_LANG_SAVE
454	>	AC_LANG_CPLUSPLUS
455	>	ac_cv_mprotect_works=yes
456	>	dnl First the tests that should segfault
457	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
458	>	AC_TRY_RUN([
459	>	#define CONFIGURE_TEST_VM_MAP
460	>	#define TEST_VM_PROT_$test_def
461	>	#include "vm_alloc.cpp"
462	>	], ac_cv_mprotect_works=no, rm -f core,
463	>	dnl When cross-compiling, do not assume anything
464	>	ac_cv_mprotect_works="guessing no"
465	>	)
466	>	done
467	>	AC_TRY_RUN([
468	>	#define CONFIGURE_TEST_VM_MAP
469	>	#define TEST_VM_PROT_RDWR_WRITE
470	>	#include "vm_alloc.cpp"
471	>	], , ac_cv_mprotect_works=no,
472	>	dnl When cross-compiling, do not assume anything
473	>	ac_cv_mprotect_works="guessing no"
474	>	)
475	>	AC_LANG_RESTORE
476	>	]
477	>	)
478	>
479	>	dnl Remove support for mmap() if mprotect() does not work
480	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
481	>	case $ac_cv_mprotect_works in
482	>	*yes) have_mmap_vm=yes;;
483	>	*no) have_mmap_vm=no;;
484	>	esac
485		fi
486	+	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
487
488	<	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"
488	>	fi dnl HAVE_MMAP_VM
489
490	<	dnl Check for i386.
491	<	HAVE_I386=no
492	<	AC_MSG_CHECKING(for x86 target CPU)
493	<	AC_EGREP_CPP(yes,
494	<	[
495	<	#ifdef __i386__
496	<	yes
497	<	#endif
498	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
490	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
491	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
492	>	ac_cv_can_map_lm, [
493	>	AC_LANG_SAVE
494	>	AC_LANG_CPLUSPLUS
495	>	AC_TRY_RUN([
496	>	#include "vm_alloc.cpp"
497	>	int main(void) { /* returns 0 if we could map the lowmem globals */
498	>	volatile char * lm;
499	>	if (vm_init() < 0) exit(1);
500	>	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
501	>	lm[0] = 'z';
502	>	if (vm_release((char *)lm, 0x2000) < 0) exit(1);
503	>	vm_exit(); exit(0);
504	>	}
505	>	], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
506	>	dnl When cross-compiling, do not assume anything.
507	>	ac_cv_can_map_lm="guessing no"
508	>	)
509	>	AC_LANG_RESTORE
510	>	]
511	>	)
512	>
513	>	dnl Check signal handlers need to be reinstalled
514	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
515	>	ac_cv_signal_need_reinstall, [
516	>	AC_LANG_SAVE
517	>	AC_LANG_CPLUSPLUS
518	>	AC_TRY_RUN([
519	>	#include <stdlib.h>
520	>	#ifdef HAVE_UNISTD_H
521	>	#include <unistd.h>
522	>	#endif
523	>	#include <signal.h>
524	>	static int handled_signal = 0;
525	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
526	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
527	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
528	>	exit(handled_signal == 2);
529	>	}
530	>	], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
531	>	dnl When cross-compiling, do not assume anything.
532	>	ac_cv_signal_need_reinstall="guessing yes"
533	>	)
534	>	AC_LANG_RESTORE
535	>	]
536	>	)
537	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
538	>
539	>	dnl Check if sigaction handlers need to be reinstalled
540	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
541	>	ac_cv_sigaction_need_reinstall, [
542	>	AC_LANG_SAVE
543	>	AC_LANG_CPLUSPLUS
544	>	AC_TRY_RUN([
545	>	#include <stdlib.h>
546	>	#ifdef HAVE_UNISTD_H
547	>	#include <unistd.h>
548	>	#endif
549	>	#include <signal.h>
550	>	static int handled_signal = 0;
551	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
552	>	typedef RETSIGTYPE (*signal_handler)(int);
553	>	static signal_handler mysignal(int sig, signal_handler handler) {
554	>	struct sigaction old_sa;
555	>	struct sigaction new_sa;
556	>	new_sa.sa_handler = handler;
557	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
558	>	}
559	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
560	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
561	>	exit(handled_signal == 2);
562	>	}
563	>	], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
564	>	dnl When cross-compiling, do not assume anything.
565	>	ac_cv_sigaction_need_reinstall="guessing yes"
566	>	)
567	>	AC_LANG_RESTORE
568	>	]
569	>	)
570	>	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
571	>
572	>	dnl Check if extended signals are supported.
573	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
574	>	ac_cv_have_extended_signals, [
575	>	AC_LANG_SAVE
576	>	AC_LANG_CPLUSPLUS
577	>	AC_TRY_RUN([
578	>	#define HAVE_SIGINFO_T 1
579	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
580	>	#include "vm_alloc.cpp"
581	>	#include "sigsegv.cpp"
582	>	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
583	>	dnl When cross-compiling, do not assume anything.
584	>	ac_cv_have_extended_signals=no
585	>	)
586	>	AC_LANG_RESTORE
587	>	]
588	>	)
589	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
590	>
591	>	dnl Otherwise, check for subterfuges.
592	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
593	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
594	>	ac_cv_have_sigcontext_hack, [
595	>	AC_LANG_SAVE
596	>	AC_LANG_CPLUSPLUS
597	>	AC_TRY_RUN([
598	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
599	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
600	>	#include "vm_alloc.cpp"
601	>	#include "sigsegv.cpp"
602	>	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
603	>	dnl When cross-compiling, do not assume anything.
604	>	ac_cv_have_sigcontext_hack=no
605	>	)
606	>	AC_LANG_RESTORE
607	>	])
608	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
609	>	fi
610	>
611	>	dnl Can we do Video on SEGV Signals ?
612	>	CAN_VOSF=no
613	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
614	>	CAN_VOSF=yes
615	>	fi
616	>
617	>	dnl Determine the addressing mode to use
618	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
619	>	ADDRESSING_MODE="real"
620	>	else
621	>	ADDRESSING_MODE=""
622	>	AC_MSG_CHECKING([for the addressing mode to use])
623	>	for am in $ADDRESSING_TEST_ORDER; do
624	>	case $am in
625	>	real)
626	>	dnl Requires ability to mmap() Low Memory globals
627	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
628	>	continue
629	>	fi
630	>	dnl Requires VOSF screen updates
631	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
632	>	continue
633	>	fi
634	>	dnl Real addressing will probably work.
635	>	ADDRESSING_MODE="real"
636	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
637	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
638	>	break
639	>	;;
640	>	direct)
641	>	dnl Requires VOSF screen updates
642	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
643	>	ADDRESSING_MODE="direct"
644	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
645	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
646	>	break
647	>	fi
648	>	;;
649	>	banks)
650	>	dnl Default addressing mode
651	>	ADDRESSING_MODE="memory banks"
652	>	break
653	>	;;
654	>	*)
655	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
656	>	esac
657	>	done
658	>	AC_MSG_RESULT($ADDRESSING_MODE)
659	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
660	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
661	>	ADDRESSING_MODE="memory banks"
662	>	fi
663	>	fi
664	>
665	>	dnl Enable VOSF screen updates with this feature is requested and feasible
666	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
667	>	AC_DEFINE(ENABLE_VOSF)
668	>	else
669	>	WANT_VOSF=no
670	>	fi
671
672		dnl Check for GAS.
673		HAVE_GAS=no
#	Line 206 | Line 688 | AC_EGREP_CPP(yes,
688		#endif
689		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
690
691	<	dnl Set "-fomit-frame-pointer" on GCC.
692	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
691	>	dnl Check for GCC 3.0 or higher.
692	>	HAVE_GCC30=no
693	>	AC_MSG_CHECKING(for GCC 3.0 or higher)
694	>	AC_EGREP_CPP(yes,
695	>	[#if __GNUC__ >= 3
696	>	yes
697	>	#endif
698	>	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
699	>
700	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
701	>	dnl Also set "-fno-exceptions" for C++ because exception handling requires
702	>	dnl the frame pointer.
703	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
704		CFLAGS="$CFLAGS -fomit-frame-pointer"
705	<	CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
705	>	CXXFLAGS="$CXXFLAGS -fomit-frame-pointer -fno-exceptions"
706	>	fi
707	>
708	>	dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
709	>	dnl As of 2001/08/02, this affects the following compilers:
710	>	dnl Official: probably gcc-3.1 (mainline CVS)
711	>	dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
712	>	dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
713	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
714	>	SAVED_CXXFLAGS="$CXXFLAGS"
715	>	CXXFLAGS="$CXXFLAGS -fno-merge-constants"
716	>	AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
717	>	AC_LANG_SAVE
718	>	AC_LANG_CPLUSPLUS
719	>	AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
720	>	AC_LANG_RESTORE
721	>	])
722	>	if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
723	>	CXXFLAGS="$SAVED_CXXFLAGS"
724	>	fi
725		fi
726
727		dnl Select appropriate CPU source and REGPARAM define.
728	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
728	>	ASM_OPTIMIZATIONS=none
729	>	CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
730	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
731	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
732	>	dnl i386 CPU
733		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
734		if [[ "x$HAVE_GAS" = "xyes" ]]; then
735	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
736	<	CPUSRCS="$CPUSRCS cpufast.s"
735	>	ASM_OPTIMIZATIONS=i386
736	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
737	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
738	>	FPUSRCS="../uae_cpu/fpu_x86.cpp"
739	>	fi
740	>	elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
741	>	dnl SPARC CPU
742	>	case "$target_os" in
743	>	solaris*)
744	>	AC_MSG_CHECKING(SPARC CPU architecture)
745	>	SPARC_TYPE=`Solaris/which_sparc`
746	>	AC_MSG_RESULT($SPARC_TYPE)
747	>	case "$SPARC_TYPE" in
748	>	SPARC_V8)
749	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
750	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
751	>	CFLAGS="$CFLAGS -Wa,-Av8"
752	>	CXXFLAGS="$CXXFLAGS -Wa,-Av8"
753	>	;;
754	>	SPARC_V9)
755	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
756	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
757	>	CFLAGS="$CFLAGS -Wa,-Av9"
758	>	CXXFLAGS="$CXXFLAGS -Wa,-Av9"
759	>	;;
760	>	esac
761	>	;;
762	>	esac
763	>	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
764	>	dnl Native m68k, no emulation
765	>	CPUINCLUDES="-I../native_cpu"
766	>	CPUSRCS="asm_support.s"
767	>	fi
768	>
769	>	dnl Select appropriate FPU source.
770	>	dnl 1. Optimized X86 assembly core if target is i386 architecture
771	>	SAVED_DEFINES=$DEFINES
772	>	if [[ "x$FPE_CORE" = "xdefault" ]]; then
773	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
774	>	DEFINES="$DEFINES -DFPU_X86"
775	>	FPE_CORE_STR="i386 optimized core"
776	>	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
777	>	FPE_CORE="i386"
778		else
779	<	CPUSRCS="$CPUSRCS cpuemu.cpp"
779	>	FPE_CORE="uae"
780		fi
781	<	else
782	<	CPUSRCS="$CPUSRCS cpuemu.cpp"
781	>	fi
782	>
783	>	dnl 2. JIT-FPU only supports IEEE-based implementation.
784	>	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
785	>	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
786	>	FPE_CORE="ieee"
787	>	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
788	>	DEFINES=$SAVED_DEFINES
789	>	fi
790	>
791	>	dnl 3. Choose either IEEE-based implementation or the old UAE core
792	>	if [[ "x$FPE_CORE" = "xieee" ]]; then
793	>	AC_CHECK_HEADERS(fenv.h)
794	>	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
795	>	AC_CHECK_FUNCS(fegetround fesetround)
796	>	DEFINES="$DEFINES -DFPU_IEEE"
797	>	FPE_CORE_STR="ieee-based fpu core"
798	>	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
799	>	elif [[ "x$FPE_CORE" = "xuae" ]]; then
800	>	DEFINES="$DEFINES -DFPU_UAE"
801	>	FPE_CORE_STR="original uae core"
802	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
803	>	fi
804	>
805	>	dnl Check for certain math functions
806	>	AC_CHECK_FUNCS(atanh)
807	>	AC_CHECK_FUNCS(isnan isinf)             dnl C99
808	>	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
809	>
810	>	dnl UAE CPU sources for all non-m68k-native architectures.
811	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
812	>	CPUINCLUDES="-I../uae_cpu"
813	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
814	>	fi
815	>
816	>	dnl Remove the "-g" option if set for GCC.
817	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
818	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
819	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
820	>	fi
821	>
822	>	dnl Or if we have -Ofast
823	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
824	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
825	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
826	>	CXXFLAGS="-LANG:std $CXXFLAGS"
827	>	LDFLAGS="$LDFLAGS -Ofast"
828		fi
829
830		dnl Generate Makefile.
831		AC_SUBST(DEFINES)
230	–	AC_SUBST(STATICLIBS)
832		AC_SUBST(SYSSRCS)
833		AC_SUBST(CPUINCLUDES)
834		AC_SUBST(CPUSRCS)
835		AC_OUTPUT(Makefile)
836	<	echo "Configuration done. Now type \"make\"."
836	>
837	>	dnl Print summary.
838	>	echo
839	>	echo Basilisk II configuration summary:
840	>	echo
841	>	echo XFree86 DGA support .............. : $WANT_XF86_DGA
842	>	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
843	>	echo fbdev DGA support ................ : $WANT_FBDEV_DGA
844	>	echo Enable video on SEGV signals ..... : $WANT_VOSF
845	>	echo ESD sound support ................ : $WANT_ESD
846	>	echo GTK user interface ............... : $WANT_GTK
847	>	echo mon debugger support ............. : $WANT_MON
848	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
849	>	echo Floating-Point emulation core .... : $FPE_CORE_STR
850	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
851	>	echo Addressing mode .................. : $ADDRESSING_MODE
852	>	echo
853	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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