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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.16 by cebix, 1999-11-03T10:56:28Z vs.
Revision 1.27 by cebix, 2000-10-11T17:55:06Z

#	Line 6 | Line 6 | AC_PREREQ(2.12)
6		AC_CONFIG_HEADER(config.h)
7
8		dnl Options.
9	<	AC_ARG_ENABLE(xf86-dga,  [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10	<	AC_ARG_ENABLE(fbdev-dga, [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
11	<	AC_ARG_WITH(esd,       [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
12	<	AC_ARG_WITH(gtk,       [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
13	<	AC_ARG_WITH(mon,       [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
9	>	AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$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=no]], [WANT_VOSF=$enableval], [WANT_VOSF=no])
13	>	AC_ARG_ENABLE(16bit-vidmode, [  --enable-16bit-vidmode  enable 16-bit video if possible [default=yes]], [WANT_16BIT_VIDMODE=$enableval], [WANT_16BIT_VIDMODE=yes])
14	>	AC_ARG_ENABLE(addressing,
15	>	[  --enable-addressing=mode specify the addressing mode to use [default=fastest]],
16	>	[ case "$enableval" in
17	>	real)       ADDRESSING_TEST_ORDER="real";;
18	>	direct)     ADDRESSING_TEST_ORDER="direct";;
19	>	banks)      ADDRESSING_TEST_ORDER="banks";;
20	>	dnl fastest)    ADDRESSING_TEST_ORDER="real direct banks";; gb-- will enable later...
21	>	fastest)    ADDRESSING_TEST_ORDER="direct banks";;
22	>	*)          AC_MSG_ERROR([--enable-mem-addressing takes only one of the following values: fastest, real, direct, banks]);;
23	>	esac
24	>	],
25	>	dnl [ ADDRESSING_TEST_ORDER="real direct banks" gb-- will probably reactivate later
26	>	[ ADDRESSING_TEST_ORDER="direct banks"
27	>	])
28	>	AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
29	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
30	>	AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
31	>
32	>	dnl Canonical system information.
33	>	AC_CANONICAL_HOST
34	>	AC_CANONICAL_TARGET
35	>
36	>	dnl Target OS type (target is host if not cross-compiling).
37	>	case "$target_os" in
38	>	linux*)       OS_TYPE=linux;;
39	>	netbsd*)      OS_TYPE=netbsd;;
40	>	freebsd*)     OS_TYPE=freebsd;;
41	>	solaris*)     OS_TYPE=solaris;;
42	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/'`;;
43	>	esac
44	>	DEFINES="$DEFINES -DOS_$OS_TYPE"
45	>
46	>	dnl Target CPU type.
47	>	HAVE_I386=no
48	>	HAVE_M68K=no
49	>	HAVE_SPARC=no
50	>	case "$target_cpu" in
51	>	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
52	>	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
53	>	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
54	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
55	>	esac
56	>	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
57
58		dnl Checks for programs.
59		AC_PROG_CC
60	+	AC_PROG_CC_C_O
61		AC_PROG_CPP
62		AC_PROG_CXX
63		AC_PROG_MAKE_SET
#	Line 21 | Line 65 | AC_PROG_INSTALL
65
66		dnl We use mon if possible.
67		MONSRCS=
68	<	AC_MSG_CHECKING(for mon)
69	<	if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
70	<	AC_MSG_RESULT(yes)
71	<	WANT_MON=yes
72	<	DEFINES="$DEFINES -DENABLE_MON=1"
73	<	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"
74	<	CXXFLAGS="$CXXFLAGS -I../../../mon/src"
75	<	AC_CHECK_LIB(readline, readline)
76	<	AC_CHECK_HEADERS(readline/readline.h readline/history.h)
77	<	else
78	<	AC_MSG_RESULT(no)
79	<	WANT_MON=no
80	<	DEFINES="$DEFINES -DENABLE_MON=0"
68	>	if [[ "x$WANT_MON" = "xyes" ]]; then
69	>	AC_MSG_CHECKING(for mon)
70	>	mon_srcdir=../../../mon/src
71	>	if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
72	>	AC_MSG_RESULT(yes)
73	>	AC_DEFINE(ENABLE_MON)
74	>	MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_8080.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
75	>	CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
76	>	AC_CHECK_LIB(readline, readline)
77	>	AC_CHECK_LIB(termcap, tputs)
78	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
79	>	else
80	>	AC_MSG_RESULT(no)
81	>	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
82	>	WANT_MON=no
83	>	fi
84		fi
85
86		dnl Checks for libraries.
#	Line 48 | Line 95 | CFLAGS="$CFLAGS $X_CFLAGS"
95		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
96		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
97
98	<	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
98	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
99	>	HAVE_PTHREADS=yes
100		AC_CHECK_LIB(pthread, pthread_create, , [
101		AC_CHECK_LIB(c_r, pthread_create, , [
102		AC_CHECK_LIB(PTL, pthread_create, , [
103	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
103	>	HAVE_PTHREADS=no
104		])
105		])
106		])
107	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
108	+	AC_DEFINE(HAVE_PTHREADS)
109	+	fi
110	+	AC_CHECK_FUNCS(pthread_cancel)
111
112		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
113	<	SEMSRCS=
113	>	SEMSRC=
114		AC_CHECK_FUNCS(sem_init, , [
115	<	SEMSRCS=posix_sem.cpp
115	>	if test "x$HAVE_PTHREADS" = "xyes"; then
116	>	SEMSRC=posix_sem.cpp
117	>	fi
118		])
119
120		dnl We use DGA (XFree86 or fbdev) if possible.
121		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
122		AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
123	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
123	>	AC_DEFINE(ENABLE_XF86_DGA)
124		LIBS="$LIBS -lXxf86dga"
125		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
126		AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
#	Line 75 | Line 129 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
129		], [
130		AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
131		WANT_XF86_DGA=no
78	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
132		])
80	–	else
81	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
133		fi
134		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
135	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
136	<	else
137	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
135	>	AC_DEFINE(ENABLE_FBDEV_DGA)
136	>	fi
137	>
138	>	dnl We use XFree86 VidMode if possible.
139	>	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
140	>	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
141	>	AC_DEFINE(ENABLE_XF86_VIDMODE)
142	>	LIBS="$LIBS -lXxf86vm"
143	>	], [
144	>	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
145	>	WANT_XF86_VIDMODE=no
146	>	])
147		fi
148
149		dnl We use GTK+ if possible.
150		UISRCS=../dummy/prefs_editor_dummy.cpp
151		if [[ "x$WANT_GTK" = "xyes" ]]; then
152		AM_PATH_GTK(1.2.0, [
153	<	DEFINES="$DEFINES -DENABLE_GTK=1"
153	>	AC_DEFINE(ENABLE_GTK)
154		CFLAGS="$CFLAGS $GTK_CFLAGS"
155		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
156		LIBS="$LIBS $GTK_LIBS"
#	Line 98 | Line 158 | if [[ "x$WANT_GTK" = "xyes" ]]; then
158		], [
159		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
160		WANT_GTK=no
101	–	DEFINES="$DEFINES -DENABLE_GTK=0"
161		])
162		fi
163
164		dnl We use ESD if possible.
165		if [[ "x$WANT_ESD" = "xyes" ]]; then
166		AM_PATH_ESD(0.2.8, [
167	<	DEFINES="$DEFINES -DENABLE_ESD=1"
167	>	AC_DEFINE(ENABLE_ESD)
168		CFLAGS="$CFLAGS $ESD_CFLAGS"
169		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
170		LIBS="$LIBS $ESD_LIBS"
171		], [
172		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
173		WANT_ESD=no
115	–	DEFINES="$DEFINES -DENABLE_ESD=0"
174		])
175		fi
176
#	Line 128 | Line 186 | AC_CHECK_SIZEOF(short, 2)
186		AC_CHECK_SIZEOF(int, 4)
187		AC_CHECK_SIZEOF(long, 4)
188		AC_CHECK_SIZEOF(long long, 8)
189	+	AC_CHECK_SIZEOF(void *, 4)
190		AC_TYPE_OFF_T
191		AC_CHECK_TYPE(loff_t, off_t)
192		AC_TYPE_SIZE_T
193	+	AC_TYPE_SIGNAL
194		AC_HEADER_TIME
195		AC_STRUCT_TM
196
197		dnl Checks for library functions.
198		AC_CHECK_FUNCS(strdup cfmakeraw)
199	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
140	<	AC_CHECK_FUNCS(pthread_cancel)
199	>	AC_CHECK_FUNCS(clock_gettime timer_create)
200
201		dnl Select system-dependant source files.
202	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
203	<	if MACHINE=`uname -a 2>/dev/null`; then
204	<	case "$MACHINE" in
205	<	Linux*)
206	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
207	<	;;
208	<	FreeBSD*3.*)
209	<	dnl Check for the CAM library
210	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
211	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
212	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
202	>	SERIALSRC=serial_unix.cpp
203	>	ETHERSRC=../dummy/ether_dummy.cpp
204	>	SCSISRC=../dummy/scsi_dummy.cpp
205	>	AUDIOSRC=../dummy/audio_dummy.cpp
206	>	EXTRASYSSRCS=
207	>	CAN_NATIVE_M68K=no
208	>	case "$target_os" in
209	>	linux*)
210	>	ETHERSRC=Linux/ether_linux.cpp
211	>	SCSISRC=Linux/scsi_linux.cpp
212	>	AUDIOSRC=audio_oss_esd.cpp
213	>	;;
214	>	freebsd*3.*)
215	>	AUDIOSRC=audio_oss_esd.cpp
216	>	DEFINES="$DEFINES -DBSD_COMP"
217	>	dnl Check for the CAM library
218	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
219	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
220	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
221	>	else
222	>	dnl Check for the sys kernel includes
223	>	AC_CHECK_HEADER(/sys/cam/cam.h)
224	>	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
225	>	dnl In this case I should fix this thing including a "patch"
226	>	dnl to access directly to the functions in the kernel :) --Orlando
227	>	AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.])
228		else
229	<	dnl Check for the sys kernel includes
156	<	AC_CHECK_HEADER(/sys/cam/cam.h)
157	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
158	<	dnl In this case I should fix this thing including a "patch"
159	<	dnl to access directly to the functions in the kernel :) --Orlando
160	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
161	<	fi
162	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
229	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
230		CXXFLAGS="$CXXFLAGS -I/sys"
231		CFLAGS="$CFLAGS -I/sys"
232		LIBS="$LIBS -lcam"
233	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
233	>	DEFINES="$DEFINES -DCAM"
234		fi
235	<	;;
236	<	FreeBSD*)
237	<	dnl Check for the SCSI library
238	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
239	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
240	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
235	>	fi
236	>	;;
237	>	freebsd*)
238	>	DEFINES="$DEFINES -DBSD_COMP"
239	>	dnl Check for the SCSI library
240	>	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
241	>	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
242	>	AC_MSG_WARN([Cannot find libscsi for SCSI management, disabling SCSI support.])
243	>	else
244	>	dnl Check for the sys kernel includes
245	>	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
246	>	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
247	>	AC_MSG_WARN([Cannot find includes for the SCSI library, disabling SCSI support.])
248		else
249	<	dnl Check for the sys kernel includes
176	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
177	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
178	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
179	<	fi
180	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
249	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
250		LIBS="$LIBS -lscsi"
182	–	DEFINES="$DEFINES -DBSD_COMP"
251		fi
252	<	;;
253	<	SunOS*)
254	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
255	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
256	<	;;
257	<	IRIX*)
258	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
259	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
260	<	LIBS="$LIBS -lm"
252	>	fi
253	>	;;
254	>	netbsd*)
255	>	CAN_NATIVE_M68K=yes
256	>	;;
257	>	solaris*)
258	>	AUDIOSRC=Solaris/audio_solaris.cpp
259	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
260	>	;;
261	>	irix*)
262	>	EXTRASYSSRCS=Irix/unaligned.c
263	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
264	>	LIBS="$LIBS -lm"
265	>	;;
266	>	esac
267	>
268	>	dnl Use 68k CPU natively?
269	>	WANT_NATIVE_M68K=no
270	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
271	>	AC_DEFINE(ENABLE_NATIVE_M68K)
272	>	WANT_NATIVE_M68K=yes
273	>	fi
274	>
275	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
276	>	dnl Serial, ethernet and audio support needs pthreads
277	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
278	>	SERIALSRC=../dummy/serial_dummy.cpp
279	>	ETHERSRC=../dummy/ether_dummy.cpp
280	>	AUDIOSRC=../dummy/audio_dummy.cpp
281	>	fi
282	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
283	>
284	>	dnl Define a macro that translates a yesno-variable into a C macro definition
285	>	dnl to be put into the config.h file
286	>	dnl $1 -- the macro to define
287	>	dnl $2 -- the value to translate
288	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
289	>	if [[ "x$2" = "xyes" ]]; then
290	>	AC_DEFINE($1)
291	>	fi
292	>	])
293	>
294	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
295	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
296	>	ac_cv_can_map_lm, [
297	>	AC_LANG_SAVE
298	>	AC_LANG_CPLUSPLUS
299	>	AC_TRY_RUN([
300	>	#include <unistd.h>
301	>	#include <fcntl.h>
302	>	#include <sys/mman.h>
303	>
304	>	int main()
305	>	{ int zero_fd; char * lm;
306	>	if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
307	>	if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1);
308	>	lm[0] = 0x12;
309	>	munmap(lm, 0x2000);
310	>	close(zero_fd);
311	>	exit(0);
312	>	}
313	>	],
314	>	[ac_cv_can_map_lm=yes],
315	>	[ac_cv_can_map_lm=no]
316	>	)
317	>	AC_LANG_RESTORE
318	>	]
319	>	)
320	>
321	>	dnl Check if extended signals are supported.
322	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
323	>	ac_cv_have_extended_signals, [
324	>	AC_LANG_SAVE
325	>	AC_LANG_CPLUSPLUS
326	>	AC_TRY_RUN([
327	>	#include <unistd.h>
328	>	#include <stdlib.h>
329	>	#include <signal.h>
330	>	#include <fcntl.h>
331	>	#include <sys/mman.h>
332	>
333	>	static volatile caddr_t mem = 0;
334	>	static int zero_fd = -1;
335	>
336	>	static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *)
337	>	{ if ((caddr_t)(sip->si_addr) != mem) exit(1);
338	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
339	>
340	>	int main()
341	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
342	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
343	>	struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = SA_SIGINFO;
344	>	sigaction(SIGSEGV, &sa, 0);
345	>	mem[0] = 0;
346	>	exit(1); // should not be reached
347	>	}
348	>	],
349	>	[ac_cv_have_extended_signals=yes],
350	>	[ac_cv_have_extended_signals=no]
351	>	)
352	>	AC_LANG_RESTORE
353	>	]
354	>	)
355	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
356	>
357	>	dnl Otherwise, check for subterfuges.
358	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
359	>	case "$target_os" in
360	>	linux*)
361	>	if [[ "x$HAVE_I386" = "xyes" ]]; then
362	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
363	>	ac_cv_have_sigcontext_hack, [
364	>	AC_LANG_SAVE
365	>	AC_LANG_CPLUSPLUS
366	>	AC_TRY_RUN([
367	>	#include <unistd.h>
368	>	#include <signal.h>
369	>	#include <fcntl.h>
370	>	#include <sys/mman.h>
371	>
372	>	static volatile caddr_t mem = 0;
373	>	static int zero_fd = -1;
374	>
375	>	static RETSIGTYPE segfault_handler(int, struct sigcontext scs)
376	>	{ if ((caddr_t)(scs.cr2) != mem) exit(1);
377	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
378	>
379	>	int main()
380	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
381	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
382	>	struct sigaction sa; sa.sa_flags = 0;
383	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
384	>	sigaction(SIGSEGV, &sa, 0);
385	>	mem[0] = 0;
386	>	exit(1); // should not be reached
387	>	}
388	>	],
389	>	[ac_cv_have_sigcontext_hack=yes],
390	>	[ac_cv_have_sigcontext_hack=no]
391	>	)
392	>	AC_LANG_RESTORE
393	>	])
394	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
395	>	fi
396	>	;;
397	>	netbsd*)
398	>	if [[ "x$HAVE_M68K" = "xyes" ]]; then
399	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
400	>	ac_cv_have_sigcontext_hack, [
401	>	AC_LANG_SAVE
402	>	AC_LANG_CPLUSPLUS
403	>	AC_TRY_RUN([
404	>	#include <unistd.h>
405	>	#include <signal.h>
406	>	#include <fcntl.h>
407	>	#include <sys/mman.h>
408	>
409	>	static volatile caddr_t mem = 0;
410	>	static int zero_fd = -1;
411	>
412	>	static RETSIGTYPE segfault_handler(int, int code)
413	>	{ if ((caddr_t)code != mem) exit(1);
414	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
415	>
416	>	int main()
417	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
418	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
419	>	struct sigaction sa; sa.sa_flags = 0;
420	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
421	>	sigaction(SIGSEGV, &sa, 0);
422	>	mem[0] = 0;
423	>	exit(1); // should not be reached
424	>	}
425	>	],
426	>	[ac_cv_have_sigcontext_hack=yes],
427	>	[ac_cv_have_sigcontext_hack=no]
428	>	)
429	>	AC_LANG_RESTORE
430	>	])
431	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
432	>	fi
433		;;
434		esac
435		fi
196	–	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
436
437	<	dnl Check for i386 CPU.
438	<	HAVE_I386=no
439	<	AC_MSG_CHECKING(for x86 target CPU)
440	<	AC_EGREP_CPP(yes,
441	<	[
203	<	#ifdef __i386__
204	<	yes
205	<	#endif
206	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
437	>	dnl Can we do Video on SEGV Signals ?
438	>	CAN_VOSF=no
439	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
440	>	CAN_VOSF=yes
441	>	fi
442
443	<	dnl Check for SPARC CPU.
444	<	HAVE_SPARC=no
445	<	AC_MSG_CHECKING(for SPARC target CPU)
446	<	AC_EGREP_CPP(yes,
447	<	[
448	<	#ifdef __sparc__
449	<	yes
450	<	#endif
451	<	], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
443	>	dnl Determine the addressing mode to use
444	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
445	>	ADDRESSING_MODE="real"
446	>	else
447	>	ADDRESSING_MODE=""
448	>	AC_MSG_CHECKING([for the addressing mode to use])
449	>	for am in $ADDRESSING_TEST_ORDER; do
450	>	case $am in
451	>	real)
452	>	dnl Requires ability to mmap Low Memory globals.
453	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
454	>	continue
455	>	fi
456	>	if [[ "x$ac_cv_c_bigendian" = "xyes" ]]; then
457	>	dnl Requires only VOSF if 16-bit vidmode enable
458	>	if [[ "x$WANT_16BIT_VIDMODE" = "xyes" ]]; then
459	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
460	>	continue
461	>	fi
462	>	else
463	>	DEFINES="$DEFINES -DDISABLE_16BIT_VIDMODE"
464	>	fi
465	>	else
466	>	dnl Requires VOSF
467	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
468	>	continue
469	>	fi
470	>	fi
471	>	dnl Real addressing will probably work
472	>	ADDRESSING_MODE="real"
473	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
474	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
475	>	break
476	>	;;
477	>	direct)
478	>	dnl Requires VOSF
479	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
480	>	ADDRESSING_MODE="direct"
481	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
482	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
483	>	break
484	>	fi
485	>	;;
486	>	banks)
487	>	dnl Default addressing mode
488	>	ADDRESSING_MODE="memory banks"
489	>	break
490	>	;;
491	>	*)
492	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
493	>	esac
494	>	done
495	>	AC_MSG_RESULT($ADDRESSING_MODE)
496	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
497	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
498	>	ADDRESSING_MODE="memory banks"
499	>	fi
500	>	fi
501	>
502	>	dnl Since real and direct addressing modes automatically activate VOSF,
503	>	dnl I put this test here.
504	>	if [[ "x$WANT_VOSF" = "xyes" ]]; then
505	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
506	>	AC_MSG_WARN([Sorry, your system does not support Video on SEGV signals])
507	>	WANT_VOSF=no
508	>	else
509	>	AC_DEFINE(ENABLE_VOSF)
510	>	fi
511	>	fi
512
513		dnl Check for GAS.
514		HAVE_GAS=no
#	Line 234 | Line 529 | AC_EGREP_CPP(yes,
529		#endif
530		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
531
532	<	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
533	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
532	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
533	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
534		CFLAGS="$CFLAGS -fomit-frame-pointer"
535		CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
536		fi
537
538		dnl Select appropriate CPU source and REGPARAM define.
539	<	WANT_X86_ASSEMBLY=no
245	<	WANT_SPARC_V8_ASSEMBLY=no
246	<	WANT_SPARC_V9_ASSEMBLY=no
539	>	ASM_OPTIMIZATIONS=none
540		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
541	+	FPUSRCS="../uae_cpu/fpp.cpp"
542		if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
543		dnl i386 CPU
544		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
545		if [[ "x$HAVE_GAS" = "xyes" ]]; then
546	<	WANT_X86_ASSEMBLY=yes
547	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
546	>	ASM_OPTIMIZATIONS=i386
547	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTFLAGS"
548		CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
549	+	FPUSRCS="../uae_cpu/fpu_x86.cpp"
550		fi
551		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
552		dnl SPARC CPU
553	<	case "$MACHINE" in
554	<	SunOS*)
553	>	case "$target_os" in
554	>	solaris*)
555		AC_MSG_CHECKING(SPARC CPU architecture)
556		SPARC_TYPE=`Solaris/which_sparc`
557		AC_MSG_RESULT($SPARC_TYPE)
558		case "$SPARC_TYPE" in
559		SPARC_V8)
560	<	WANT_SPARC_V8_ASSEMBLY=yes
561	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
560	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
561	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTFLAGS"
562		CFLAGS="$CFLAGS -Wa,-Av8"
563		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
564		;;
565		SPARC_V9)
566	<	WANT_SPARC_V9_ASSEMBLY=yes
567	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
566	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
567	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTFLAGS"
568		CFLAGS="$CFLAGS -Wa,-Av9"
569		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
570		;;
571		esac
572		;;
573		esac
574	+	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
575	+	dnl Native m68k, no emulation
576	+	CPUINCLUDES="-I../native_cpu"
577	+	CPUSRCS="asm_support.s"
578		fi
579
580	<	dnl UAE CPU sources for all architectures.
581	<	CPUINCLUDES="-I../uae_cpu"
582	<	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 $CPUSRCS"
580	>	dnl UAE CPU sources for all non-m68k-native architectures.
581	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
582	>	CPUINCLUDES="-I../uae_cpu"
583	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
584	>	fi
585	>
586	>	dnl Remove the "-g" option if set for GCC.
587	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
588	>	dnl gb-- Probably not the cleanest way to take
589	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
590	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
591	>	fi
592
593		dnl Generate Makefile.
594		AC_SUBST(DEFINES)
#	Line 294 | Line 602 | echo
602		echo Basilisk II configuration summary:
603		echo
604		echo XFree86 DGA support .............. : $WANT_XF86_DGA
605	+	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
606		echo fbdev DGA support ................ : $WANT_FBDEV_DGA
607	+	echo Enable video on SEGV signals ..... : $WANT_VOSF
608		echo ESD sound support ................ : $WANT_ESD
609		echo GTK user interface ............... : $WANT_GTK
610		echo mon debugger support ............. : $WANT_MON
611	<	echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
612	<	echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
613	<	echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
611	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
612	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
613	>	echo Addressing mode .................. : $ADDRESSING_MODE
614		echo
615	<	echo "Configuration done. Now type \"make\"."
615	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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