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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.17 by cebix, 1999-11-03T21:04:22Z vs.
Revision 1.48 by cebix, 2001-09-02T13:50:05Z

#	Line 9 | Line 9 | dnl Options.
9		AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10		AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
11		AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
12	+	AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=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_$CPU_TYPE"
73	+
74		dnl Checks for programs.
75		AC_PROG_CC
76	+	AC_PROG_CC_C_O
77		AC_PROG_CPP
78		AC_PROG_CXX
79		AC_PROG_MAKE_SET
#	Line 22 | Line 81 | AC_PROG_INSTALL
81
82		dnl We use mon if possible.
83		MONSRCS=
84	<	AC_MSG_CHECKING(for mon)
85	<	if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
86	<	AC_MSG_RESULT(yes)
87	<	WANT_MON=yes
88	<	DEFINES="$DEFINES -DENABLE_MON=1"
89	<	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"
90	<	CXXFLAGS="$CXXFLAGS -I../../../mon/src"
91	<	AC_CHECK_LIB(readline, readline)
92	<	AC_CHECK_HEADERS(readline/readline.h readline/history.h)
93	<	else
94	<	AC_MSG_RESULT(no)
95	<	WANT_MON=no
96	<	DEFINES="$DEFINES -DENABLE_MON=0"
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/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(readline, readline)
93	>	AC_CHECK_LIB(termcap, tputs)
94	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
95	>	else
96	>	AC_MSG_RESULT(no)
97	>	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
98	>	WANT_MON=no
99	>	fi
100		fi
101
102		dnl Checks for libraries.
103		AC_CHECK_LIB(posix4, sem_init)
104	+	AC_CHECK_LIB(rt, timer_create)
105
106		dnl We need X11.
107		AC_PATH_XTRA
#	Line 49 | Line 112 | CFLAGS="$CFLAGS $X_CFLAGS"
112		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
113		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
114
115	<	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
115	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
116	>	HAVE_PTHREADS=yes
117		AC_CHECK_LIB(pthread, pthread_create, , [
118		AC_CHECK_LIB(c_r, pthread_create, , [
119		AC_CHECK_LIB(PTL, pthread_create, , [
120	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
120	>	HAVE_PTHREADS=no
121		])
122		])
123		])
124	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
125	+	AC_DEFINE(HAVE_PTHREADS)
126	+	fi
127	+	AC_CHECK_FUNCS(pthread_cancel)
128
129		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
130	<	SEMSRCS=
130	>	SEMSRC=
131		AC_CHECK_FUNCS(sem_init, , [
132	<	SEMSRCS=posix_sem.cpp
132	>	if test "x$HAVE_PTHREADS" = "xyes"; then
133	>	SEMSRC=posix_sem.cpp
134	>	fi
135		])
136
137		dnl We use DGA (XFree86 or fbdev) if possible.
138		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
139		AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
140	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
140	>	AC_DEFINE(ENABLE_XF86_DGA)
141		LIBS="$LIBS -lXxf86dga"
142		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
143		AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
#	Line 76 | Line 146 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
146		], [
147		AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
148		WANT_XF86_DGA=no
79	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
149		])
81	–	else
82	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
150		fi
151		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
152	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
86	<	else
87	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
152	>	AC_DEFINE(ENABLE_FBDEV_DGA)
153		fi
154
155		dnl We use XFree86 VidMode if possible.
156		if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
157		AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
158	<	DEFINES="$DEFINES -DENABLE_XF86_VIDMODE=1"
158	>	AC_DEFINE(ENABLE_XF86_VIDMODE)
159		LIBS="$LIBS -lXxf86vm"
160		], [
161		AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
162		WANT_XF86_VIDMODE=no
98	–	DEFINES="$DEFINES -DENABLE_XF86_VIDMODE=0"
163		])
164		fi
165
#	Line 103 | Line 167 | dnl We use GTK+ if possible.
167		UISRCS=../dummy/prefs_editor_dummy.cpp
168		if [[ "x$WANT_GTK" = "xyes" ]]; then
169		AM_PATH_GTK(1.2.0, [
170	<	DEFINES="$DEFINES -DENABLE_GTK=1"
170	>	AC_DEFINE(ENABLE_GTK)
171		CFLAGS="$CFLAGS $GTK_CFLAGS"
172		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
173		LIBS="$LIBS $GTK_LIBS"
#	Line 111 | Line 175 | if [[ "x$WANT_GTK" = "xyes" ]]; then
175		], [
176		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
177		WANT_GTK=no
114	–	DEFINES="$DEFINES -DENABLE_GTK=0"
178		])
179		fi
180
181		dnl We use ESD if possible.
182		if [[ "x$WANT_ESD" = "xyes" ]]; then
183		AM_PATH_ESD(0.2.8, [
184	<	DEFINES="$DEFINES -DENABLE_ESD=1"
184	>	AC_DEFINE(ENABLE_ESD)
185		CFLAGS="$CFLAGS $ESD_CFLAGS"
186		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
187		LIBS="$LIBS $ESD_LIBS"
188		], [
189		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
190		WANT_ESD=no
128	–	DEFINES="$DEFINES -DENABLE_ESD=0"
191		])
192		fi
193
194		dnl Checks for header files.
195		AC_HEADER_STDC
196	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
196	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
197
198		dnl Checks for typedefs, structures, and compiler characteristics.
199		AC_C_BIGENDIAN
#	Line 141 | Line 203 | AC_CHECK_SIZEOF(short, 2)
203		AC_CHECK_SIZEOF(int, 4)
204		AC_CHECK_SIZEOF(long, 4)
205		AC_CHECK_SIZEOF(long long, 8)
206	+	AC_CHECK_SIZEOF(void *, 4)
207		AC_TYPE_OFF_T
208		AC_CHECK_TYPE(loff_t, off_t)
209	+	TYPE_SOCKLEN_T
210		AC_TYPE_SIZE_T
211	+	AC_TYPE_SIGNAL
212		AC_HEADER_TIME
213		AC_STRUCT_TM
214
215		dnl Checks for library functions.
216		AC_CHECK_FUNCS(strdup cfmakeraw)
217	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
218	<	AC_CHECK_FUNCS(pthread_cancel)
217	>	AC_CHECK_FUNCS(clock_gettime timer_create)
218	>	AC_CHECK_FUNCS(sigaction signal)
219	>	AC_CHECK_FUNCS(mmap mprotect munmap)
220	>	AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
221	>
222	>	dnl Darwin seems to define mach_task_self() instead of task_self().
223	>	AC_CHECK_FUNCS(mach_task_self task_self)
224
225		dnl Select system-dependant source files.
226	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
227	<	if MACHINE=`uname -a 2>/dev/null`; then
228	<	case "$MACHINE" in
229	<	Linux*)
230	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
231	<	;;
232	<	FreeBSD*3.*)
233	<	dnl Check for the CAM library
234	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
235	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
236	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
226	>	SERIALSRC=serial_unix.cpp
227	>	ETHERSRC=../dummy/ether_dummy.cpp
228	>	SCSISRC=../dummy/scsi_dummy.cpp
229	>	AUDIOSRC=../dummy/audio_dummy.cpp
230	>	EXTRASYSSRCS=
231	>	CAN_NATIVE_M68K=no
232	>	case "$target_os" in
233	>	linux*)
234	>	ETHERSRC=ether_unix.cpp
235	>	AUDIOSRC=audio_oss_esd.cpp
236	>	SCSISRC=Linux/scsi_linux.cpp
237	>	;;
238	>	freebsd*)
239	>	ETHERSRC=ether_unix.cpp
240	>	AUDIOSRC=audio_oss_esd.cpp
241	>	DEFINES="$DEFINES -DBSD_COMP"
242	>	CXXFLAGS="$CXXFLAGS -fpermissive"
243	>	dnl Check for the CAM library
244	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
245	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
246	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
247	>	else
248	>	dnl Check for the sys kernel includes
249	>	AC_CHECK_HEADER(camlib.h)
250	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
251	>	dnl In this case I should fix this thing including a "patch"
252	>	dnl to access directly to the functions in the kernel :) --Orlando
253	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
254		else
255	<	dnl Check for the sys kernel includes
169	<	AC_CHECK_HEADER(/sys/cam/cam.h)
170	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
171	<	dnl In this case I should fix this thing including a "patch"
172	<	dnl to access directly to the functions in the kernel :) --Orlando
173	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
174	<	fi
175	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
176	<	CXXFLAGS="$CXXFLAGS -I/sys"
177	<	CFLAGS="$CFLAGS -I/sys"
255	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
256		LIBS="$LIBS -lcam"
257	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
257	>	DEFINES="$DEFINES -DCAM"
258		fi
259	<	;;
260	<	FreeBSD*)
261	<	dnl Check for the SCSI library
262	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
263	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
264	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
265	<	else
266	<	dnl Check for the sys kernel includes
267	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
268	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
269	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
270	<	fi
271	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
272	<	LIBS="$LIBS -lscsi"
273	<	DEFINES="$DEFINES -DBSD_COMP"
259	>	fi
260	>	;;
261	>	netbsd*)
262	>	CAN_NATIVE_M68K=yes
263	>	;;
264	>	solaris*)
265	>	AUDIOSRC=Solaris/audio_solaris.cpp
266	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
267	>	;;
268	>	irix*)
269	>	ETHERSRC=ether_unix.cpp
270	>	AUDIOSRC=Irix/audio_irix.cpp
271	>	EXTRASYSSRCS=Irix/unaligned.c
272	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
273	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
274	>	LIBS="$LIBS -laudio"
275	>	WANT_ESD=no
276	>
277	>	dnl Check if our compiler supports -Ofast (MIPSPro)
278	>	HAVE_OFAST=no
279	>	ocflags="$CFLAGS"
280	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
281	>	AC_MSG_CHECKING(if "-Ofast" works)
282	>	dnl Do a test compile of an empty function
283	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
284	>	CFLAGS="$ocflags"
285	>
286	>	;;
287	>	esac
288	>
289	>	dnl Use 68k CPU natively?
290	>	WANT_NATIVE_M68K=no
291	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
292	>	AC_DEFINE(ENABLE_NATIVE_M68K)
293	>	WANT_NATIVE_M68K=yes
294	>	fi
295	>
296	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
297	>	dnl Serial, ethernet and audio support needs pthreads
298	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
299	>	SERIALSRC=../dummy/serial_dummy.cpp
300	>	ETHERSRC=../dummy/ether_dummy.cpp
301	>	AUDIOSRC=../dummy/audio_dummy.cpp
302	>	fi
303	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
304	>
305	>	dnl Define a macro that translates a yesno-variable into a C macro definition
306	>	dnl to be put into the config.h file
307	>	dnl $1 -- the macro to define
308	>	dnl $2 -- the value to translate
309	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
310	>	if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
311	>	AC_DEFINE($1)
312		fi
313	<	;;
314	<	SunOS*)
315	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
316	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
317	<	;;
318	<	IRIX*)
319	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
320	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
321	<	LIBS="$LIBS -lm"
322	<	;;
313	>	])
314	>
315	>	dnl Various checks if the system supports vm_allocate() and the like functions.
316	>	have_mach_vm=no
317	>	if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
318	>	"x$ac_cv_func_vm_protect" = "xyes" ]]; then
319	>	have_mach_vm=yes
320	>	fi
321	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
322	>
323	>	dnl Check that vm_allocate(), vm_protect() work
324	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
325	>
326	>	AC_CACHE_CHECK("whether vm_protect works",
327	>	ac_cv_vm_protect_works, [
328	>	AC_LANG_SAVE
329	>	AC_LANG_CPLUSPLUS
330	>	ac_cv_vm_protect_works=yes
331	>	dnl First the tests that should segfault
332	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
333	>	AC_TRY_RUN([
334	>	#define CONFIGURE_TEST_VM_MAP
335	>	#define TEST_VM_PROT_$test_def
336	>	#include "vm_alloc.cpp"
337	>	], ac_cv_vm_protect_works=no, rm -f core,
338	>	dnl When cross-compiling, do not assume anything
339	>	ac_cv_vm_protect_works="guessing no"
340	>	)
341	>	done
342	>	AC_TRY_RUN([
343	>	#define CONFIGURE_TEST_VM_MAP
344	>	#define TEST_VM_PROT_RDWR_WRITE
345	>	#include "vm_alloc.cpp"
346	>	], , ac_cv_vm_protect_works=no,
347	>	dnl When cross-compiling, do not assume anything
348	>	ac_cv_vm_protect_works="guessing no"
349	>	)
350	>	AC_LANG_RESTORE
351	>	]
352	>	)
353	>
354	>	dnl Remove support for vm_allocate() if vm_protect() does not work
355	>	if [[ "x$have_mach_vm" = "xyes" ]]; then
356	>	case $ac_cv_vm_protect_works in
357	>	*yes) have_mach_vm=yes;;
358	>	*no) have_mach_vm=no;;
359		esac
360		fi
361	<	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
361	>	AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
362
363	<	dnl Check for i386 CPU.
212	<	HAVE_I386=no
213	<	AC_MSG_CHECKING(for x86 target CPU)
214	<	AC_EGREP_CPP(yes,
215	<	[
216	<	#ifdef __i386__
217	<	yes
218	<	#endif
219	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
363	>	fi dnl HAVE_MACH_VM
364
365	<	dnl Check for SPARC CPU.
366	<	HAVE_SPARC=no
367	<	AC_MSG_CHECKING(for SPARC target CPU)
368	<	AC_EGREP_CPP(yes,
369	<	[
370	<	#ifdef __sparc__
371	<	yes
372	<	#endif
373	<	], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
365	>	dnl Various checks if the system supports mmap() and the like functions.
366	>	dnl ... and Mach memory allocators are not supported
367	>	have_mmap_vm=no
368	>	if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
369	>	"x$ac_cv_func_mprotect" = "xyes" ]]; then
370	>	if [[ "x$have_mach_vm" = "xno" ]]; then
371	>	have_mmap_vm=yes
372	>	fi
373	>	fi
374	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
375	>
376	>	dnl Check that mmap() and associated functions work.
377	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
378	>
379	>	dnl Check if we have a working anonymous mmap()
380	>	AC_CACHE_CHECK("whether mmap supports MAP_ANON",
381	>	ac_cv_mmap_anon, [
382	>	AC_LANG_SAVE
383	>	AC_LANG_CPLUSPLUS
384	>	AC_TRY_RUN([
385	>	#define HAVE_MMAP_ANON
386	>	#define CONFIGURE_TEST_VM_MAP
387	>	#define TEST_VM_MMAP_ANON
388	>	#include "vm_alloc.cpp"
389	>	], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
390	>	dnl When cross-compiling, do not assume anything.
391	>	ac_cv_mmap_anon="guessing no"
392	>	)
393	>	AC_LANG_RESTORE
394	>	]
395	>	)
396	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
397	>
398	>	AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
399	>	ac_cv_mmap_anonymous, [
400	>	AC_LANG_SAVE
401	>	AC_LANG_CPLUSPLUS
402	>	AC_TRY_RUN([
403	>	#define HAVE_MMAP_ANONYMOUS
404	>	#define CONFIGURE_TEST_VM_MAP
405	>	#define TEST_VM_MMAP_ANON
406	>	#include "vm_alloc.cpp"
407	>	], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
408	>	dnl When cross-compiling, do not assume anything.
409	>	ac_cv_mmap_anonymous="guessing no"
410	>	)
411	>	AC_LANG_RESTORE
412	>	]
413	>	)
414	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
415	>
416	>	AC_CACHE_CHECK("whether mprotect works",
417	>	ac_cv_mprotect_works, [
418	>	AC_LANG_SAVE
419	>	AC_LANG_CPLUSPLUS
420	>	ac_cv_mprotect_works=yes
421	>	dnl First the tests that should segfault
422	>	for test_def in NONE_READ NONE_WRITE READ_WRITE; do
423	>	AC_TRY_RUN([
424	>	#define CONFIGURE_TEST_VM_MAP
425	>	#define TEST_VM_PROT_$test_def
426	>	#include "vm_alloc.cpp"
427	>	], ac_cv_mprotect_works=no, rm -f core,
428	>	dnl When cross-compiling, do not assume anything
429	>	ac_cv_mprotect_works="guessing no"
430	>	)
431	>	done
432	>	AC_TRY_RUN([
433	>	#define CONFIGURE_TEST_VM_MAP
434	>	#define TEST_VM_PROT_RDWR_WRITE
435	>	#include "vm_alloc.cpp"
436	>	], , ac_cv_mprotect_works=no,
437	>	dnl When cross-compiling, do not assume anything
438	>	ac_cv_mprotect_works="guessing no"
439	>	)
440	>	AC_LANG_RESTORE
441	>	]
442	>	)
443	>
444	>	dnl Remove support for mmap() if mprotect() does not work
445	>	if [[ "x$have_mmap_vm" = "xyes" ]]; then
446	>	case $ac_cv_mprotect_works in
447	>	*yes) have_mmap_vm=yes;;
448	>	*no) have_mmap_vm=no;;
449	>	esac
450	>	fi
451	>	AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
452	>
453	>	fi dnl HAVE_MMAP_VM
454	>
455	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
456	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
457	>	ac_cv_can_map_lm, [
458	>	AC_LANG_SAVE
459	>	AC_LANG_CPLUSPLUS
460	>	AC_TRY_RUN([
461	>	#include "vm_alloc.cpp"
462	>	int main(void) { /* returns 0 if we could map the lowmem globals */
463	>	volatile char * lm;
464	>	if (vm_init() < 0) exit(1);
465	>	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
466	>	lm[0] = 'z';
467	>	if (vm_release((char *)lm, 0x2000) < 0) exit(1);
468	>	vm_exit(); exit(0);
469	>	}
470	>	], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
471	>	dnl When cross-compiling, do not assume anything.
472	>	ac_cv_can_map_lm="guessing no"
473	>	)
474	>	AC_LANG_RESTORE
475	>	]
476	>	)
477	>
478	>	dnl Check signal handlers need to be reinstalled
479	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
480	>	ac_cv_signal_need_reinstall, [
481	>	AC_LANG_SAVE
482	>	AC_LANG_CPLUSPLUS
483	>	AC_TRY_RUN([
484	>	#include <stdlib.h>
485	>	#ifdef HAVE_UNISTD_H
486	>	#include <unistd.h>
487	>	#endif
488	>	#include <signal.h>
489	>	static int handled_signal = 0;
490	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
491	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
492	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
493	>	exit(handled_signal == 2);
494	>	}
495	>	], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
496	>	dnl When cross-compiling, do not assume anything.
497	>	ac_cv_signal_need_reinstall="guessing yes"
498	>	)
499	>	AC_LANG_RESTORE
500	>	]
501	>	)
502	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
503	>
504	>	dnl Check if sigaction handlers need to be reinstalled
505	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
506	>	ac_cv_sigaction_need_reinstall, [
507	>	AC_LANG_SAVE
508	>	AC_LANG_CPLUSPLUS
509	>	AC_TRY_RUN([
510	>	#include <stdlib.h>
511	>	#ifdef HAVE_UNISTD_H
512	>	#include <unistd.h>
513	>	#endif
514	>	#include <signal.h>
515	>	static int handled_signal = 0;
516	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
517	>	typedef RETSIGTYPE (*signal_handler)(int);
518	>	static signal_handler mysignal(int sig, signal_handler handler) {
519	>	struct sigaction old_sa;
520	>	struct sigaction new_sa;
521	>	new_sa.sa_handler = handler;
522	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
523	>	}
524	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
525	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
526	>	exit(handled_signal == 2);
527	>	}
528	>	], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
529	>	dnl When cross-compiling, do not assume anything.
530	>	ac_cv_sigaction_need_reinstall="guessing yes"
531	>	)
532	>	AC_LANG_RESTORE
533	>	]
534	>	)
535	>	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
536	>
537	>	dnl Check if extended signals are supported.
538	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
539	>	ac_cv_have_extended_signals, [
540	>	AC_LANG_SAVE
541	>	AC_LANG_CPLUSPLUS
542	>	AC_TRY_RUN([
543	>	#define HAVE_SIGINFO_T 1
544	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
545	>	#include "vm_alloc.cpp"
546	>	#include "sigsegv.cpp"
547	>	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
548	>	dnl When cross-compiling, do not assume anything.
549	>	ac_cv_have_extended_signals=no
550	>	)
551	>	AC_LANG_RESTORE
552	>	]
553	>	)
554	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
555	>
556	>	dnl Otherwise, check for subterfuges.
557	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
558	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
559	>	ac_cv_have_sigcontext_hack, [
560	>	AC_LANG_SAVE
561	>	AC_LANG_CPLUSPLUS
562	>	AC_TRY_RUN([
563	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
564	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
565	>	#include "vm_alloc.cpp"
566	>	#include "sigsegv.cpp"
567	>	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
568	>	dnl When cross-compiling, do not assume anything.
569	>	ac_cv_have_sigcontext_hack=no
570	>	)
571	>	AC_LANG_RESTORE
572	>	])
573	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
574	>	fi
575	>
576	>	dnl Can we do Video on SEGV Signals ?
577	>	CAN_VOSF=no
578	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
579	>	CAN_VOSF=yes
580	>	fi
581	>
582	>	dnl Determine the addressing mode to use
583	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
584	>	ADDRESSING_MODE="real"
585	>	else
586	>	ADDRESSING_MODE=""
587	>	AC_MSG_CHECKING([for the addressing mode to use])
588	>	for am in $ADDRESSING_TEST_ORDER; do
589	>	case $am in
590	>	real)
591	>	dnl Requires ability to mmap() Low Memory globals
592	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
593	>	continue
594	>	fi
595	>	dnl Requires VOSF screen updates
596	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
597	>	continue
598	>	fi
599	>	dnl Real addressing will probably work.
600	>	ADDRESSING_MODE="real"
601	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
602	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
603	>	break
604	>	;;
605	>	direct)
606	>	dnl Requires VOSF screen updates
607	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
608	>	ADDRESSING_MODE="direct"
609	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
610	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
611	>	break
612	>	fi
613	>	;;
614	>	banks)
615	>	dnl Default addressing mode
616	>	ADDRESSING_MODE="memory banks"
617	>	break
618	>	;;
619	>	*)
620	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
621	>	esac
622	>	done
623	>	AC_MSG_RESULT($ADDRESSING_MODE)
624	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
625	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
626	>	ADDRESSING_MODE="memory banks"
627	>	fi
628	>	fi
629	>
630	>	dnl Enable VOSF screen updates with this feature is requested and feasible
631	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
632	>	AC_DEFINE(ENABLE_VOSF)
633	>	else
634	>	WANT_VOSF=no
635	>	fi
636
637		dnl Check for GAS.
638		HAVE_GAS=no
#	Line 247 | Line 653 | AC_EGREP_CPP(yes,
653		#endif
654		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
655
656	<	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
657	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
656	>	dnl Check for GCC 3.0 or higher.
657	>	HAVE_GCC30=no
658	>	AC_MSG_CHECKING(for GCC 3.0 or higher)
659	>	AC_EGREP_CPP(yes,
660	>	[#if __GNUC__ >= 3
661	>	yes
662	>	#endif
663	>	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
664	>
665	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
666	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
667		CFLAGS="$CFLAGS -fomit-frame-pointer"
668		CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
669		fi
670
671	+	dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
672	+	dnl As of 2001/08/02, this affects the following compilers:
673	+	dnl Official: probably gcc-3.1 (mainline CVS)
674	+	dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
675	+	dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
676	+	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
677	+	SAVED_CXXFLAGS="$CXXFLAGS"
678	+	CXXFLAGS="$CXXFLAGS -fno-merge-constants"
679	+	AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
680	+	AC_LANG_SAVE
681	+	AC_LANG_CPLUSPLUS
682	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
683	+	AC_LANG_RESTORE
684	+	])
685	+	if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
686	+	CXXFLAGS="$SAVED_CXXFLAGS"
687	+	fi
688	+	fi
689	+
690		dnl Select appropriate CPU source and REGPARAM define.
691	<	WANT_X86_ASSEMBLY=no
258	<	WANT_SPARC_V8_ASSEMBLY=no
259	<	WANT_SPARC_V9_ASSEMBLY=no
691	>	ASM_OPTIMIZATIONS=none
692		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
693	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
693	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
694	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
695		dnl i386 CPU
696		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
697		if [[ "x$HAVE_GAS" = "xyes" ]]; then
698	<	WANT_X86_ASSEMBLY=yes
699	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
700	<	CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
698	>	ASM_OPTIMIZATIONS=i386
699	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
700	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
701	>	FPUSRCS="../uae_cpu/fpu_x86.cpp"
702		fi
703		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
704		dnl SPARC CPU
705	<	case "$MACHINE" in
706	<	SunOS*)
705	>	case "$target_os" in
706	>	solaris*)
707		AC_MSG_CHECKING(SPARC CPU architecture)
708		SPARC_TYPE=`Solaris/which_sparc`
709		AC_MSG_RESULT($SPARC_TYPE)
710		case "$SPARC_TYPE" in
711		SPARC_V8)
712	<	WANT_SPARC_V8_ASSEMBLY=yes
713	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
712	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
713	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
714		CFLAGS="$CFLAGS -Wa,-Av8"
715		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
716		;;
717		SPARC_V9)
718	<	WANT_SPARC_V9_ASSEMBLY=yes
719	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
718	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
719	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
720		CFLAGS="$CFLAGS -Wa,-Av9"
721		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
722		;;
723		esac
724		;;
725		esac
726	+	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
727	+	dnl Native m68k, no emulation
728	+	CPUINCLUDES="-I../native_cpu"
729	+	CPUSRCS="asm_support.s"
730	+	fi
731	+
732	+	dnl Select appropriate FPU source.
733	+	dnl 1. Optimized X86 assembly core if target is i386 architecture
734	+	SAVED_DEFINES=$DEFINES
735	+	if [[ "x$FPE_CORE" = "xdefault" ]]; then
736	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
737	+	DEFINES="$DEFINES -DFPU_X86"
738	+	FPE_CORE_STR="i386 optimized core"
739	+	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
740	+	FPE_CORE="i386"
741	+	else
742	+	FPE_CORE="uae"
743	+	fi
744	+	fi
745	+
746	+	dnl 2. JIT-FPU only supports IEEE-based implementation.
747	+	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
748	+	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
749	+	FPE_CORE="ieee"
750	+	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
751	+	DEFINES=$SAVED_DEFINES
752	+	fi
753	+
754	+	dnl 3. Choose either IEEE-based implementation or the old UAE core
755	+	if [[ "x$FPE_CORE" = "xieee" ]]; then
756	+	AC_CHECK_HEADERS(fenv.h)
757	+	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
758	+	AC_CHECK_FUNCS(fegetround fesetround)
759	+	DEFINES="$DEFINES -DFPU_IEEE"
760	+	FPE_CORE_STR="ieee-based fpu core"
761	+	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
762	+	elif [[ "x$FPE_CORE" = "xuae" ]]; then
763	+	DEFINES="$DEFINES -DFPU_UAE"
764	+	FPE_CORE_STR="original uae core"
765	+	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
766		fi
767
768	<	dnl UAE CPU sources for all architectures.
769	<	CPUINCLUDES="-I../uae_cpu"
770	<	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 $CPUSRCS"
768	>	dnl Check for certain math functions
769	>	AC_CHECK_FUNCS(atanh)
770	>	AC_CHECK_FUNCS(isnan isinf)             dnl C99
771	>	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
772	>
773	>	dnl UAE CPU sources for all non-m68k-native architectures.
774	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
775	>	CPUINCLUDES="-I../uae_cpu"
776	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
777	>	fi
778	>
779	>	dnl Remove the "-g" option if set for GCC.
780	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
781	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
782	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
783	>	fi
784	>
785	>	dnl Or if we have -Ofast
786	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
787	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
788	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
789	>	CXXFLAGS="-LANG:std $CXXFLAGS"
790	>	LDFLAGS="$LDFLAGS -Ofast"
791	>	fi
792
793		dnl Generate Makefile.
794		AC_SUBST(DEFINES)
#	Line 309 | Line 804 | echo
804		echo XFree86 DGA support .............. : $WANT_XF86_DGA
805		echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
806		echo fbdev DGA support ................ : $WANT_FBDEV_DGA
807	+	echo Enable video on SEGV signals ..... : $WANT_VOSF
808		echo ESD sound support ................ : $WANT_ESD
809		echo GTK user interface ............... : $WANT_GTK
810		echo mon debugger support ............. : $WANT_MON
811	<	echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
812	<	echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
813	<	echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
811	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
812	>	echo Floating-Point emulation core .... : $FPE_CORE_STR
813	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
814	>	echo Addressing mode .................. : $ADDRESSING_MODE
815		echo
816	<	echo "Configuration done. Now type \"make\"."
816	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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