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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 1.34 by gbeauche, 2001-03-20T17:35:45Z

#	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=$enableval], [WANT_VOSF=no])
13	>
14	>	dnl Addressing modes.
15	>	AC_ARG_ENABLE(addressing,
16	>	[  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
17	>	[ case "$enableval" in
18	>	real)       ADDRESSING_TEST_ORDER="real";;
19	>	direct)     ADDRESSING_TEST_ORDER="direct";;
20	>	banks)      ADDRESSING_TEST_ORDER="banks";;
21	>	fastest)ADDRESSING_TEST_ORDER="direct banks";;
22	>	*)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
23	>	esac
24	>	],
25	>	[ ADDRESSING_TEST_ORDER="direct banks"
26	>	])
27	>
28	>	dnl External packages.
29	>	AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
30	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
31	>	AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
32	>
33	>	dnl Canonical system information.
34	>	AC_CANONICAL_HOST
35	>	AC_CANONICAL_TARGET
36	>
37	>	dnl Target OS type (target is host if not cross-compiling).
38	>	case "$target_os" in
39	>	linux*)       OS_TYPE=linux;;
40	>	netbsd*)      OS_TYPE=netbsd;;
41	>	freebsd*)     OS_TYPE=freebsd;;
42	>	solaris*)     OS_TYPE=solaris;;
43	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/' | sed -e 's/\./_/'`;;
44	>	esac
45	>	DEFINES="$DEFINES -DOS_$OS_TYPE"
46	>
47	>	dnl Target CPU type.
48	>	HAVE_I386=no
49	>	HAVE_M68K=no
50	>	HAVE_SPARC=no
51	>	HAVE_POWERPC=no
52	>	case "$target_cpu" in
53	>	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
54	>	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
55	>	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
56	>	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
57	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
58	>	esac
59	>	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
60
61		dnl Checks for programs.
62		AC_PROG_CC
63	+	AC_PROG_CC_C_O
64		AC_PROG_CPP
65		AC_PROG_CXX
66		AC_PROG_MAKE_SET
#	Line 21 | Line 68 | AC_PROG_INSTALL
68
69		dnl We use mon if possible.
70		MONSRCS=
71	<	AC_MSG_CHECKING(for mon)
72	<	if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
73	<	AC_MSG_RESULT(yes)
74	<	WANT_MON=yes
75	<	DEFINES="$DEFINES -DENABLE_MON=1"
76	<	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"
77	<	CXXFLAGS="$CXXFLAGS -I../../../mon/src"
78	<	AC_CHECK_LIB(readline, readline)
79	<	AC_CHECK_HEADERS(readline/readline.h readline/history.h)
80	<	else
81	<	AC_MSG_RESULT(no)
82	<	WANT_MON=no
83	<	DEFINES="$DEFINES -DENABLE_MON=0"
71	>	if [[ "x$WANT_MON" = "xyes" ]]; then
72	>	AC_MSG_CHECKING(for mon)
73	>	mon_srcdir=../../../mon/src
74	>	if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
75	>	AC_MSG_RESULT(yes)
76	>	AC_DEFINE(ENABLE_MON)
77	>	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
78	>	CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
79	>	AC_CHECK_LIB(readline, readline)
80	>	AC_CHECK_LIB(termcap, tputs)
81	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
82	>	else
83	>	AC_MSG_RESULT(no)
84	>	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
85	>	WANT_MON=no
86	>	fi
87		fi
88
89		dnl Checks for libraries.
#	Line 48 | Line 98 | CFLAGS="$CFLAGS $X_CFLAGS"
98		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
99		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
100
101	<	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
101	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
102	>	HAVE_PTHREADS=yes
103		AC_CHECK_LIB(pthread, pthread_create, , [
104		AC_CHECK_LIB(c_r, pthread_create, , [
105		AC_CHECK_LIB(PTL, pthread_create, , [
106	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
106	>	HAVE_PTHREADS=no
107		])
108		])
109		])
110	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
111	+	AC_DEFINE(HAVE_PTHREADS)
112	+	fi
113	+	AC_CHECK_FUNCS(pthread_cancel)
114
115		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
116	<	SEMSRCS=
116	>	SEMSRC=
117		AC_CHECK_FUNCS(sem_init, , [
118	<	SEMSRCS=posix_sem.cpp
118	>	if test "x$HAVE_PTHREADS" = "xyes"; then
119	>	SEMSRC=posix_sem.cpp
120	>	fi
121		])
122
123		dnl We use DGA (XFree86 or fbdev) if possible.
124		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
125		AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
126	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
126	>	AC_DEFINE(ENABLE_XF86_DGA)
127		LIBS="$LIBS -lXxf86dga"
128		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
129		AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
#	Line 75 | Line 132 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
132		], [
133		AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
134		WANT_XF86_DGA=no
78	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
135		])
80	–	else
81	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
136		fi
137		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
138	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
139	<	else
140	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
138	>	AC_DEFINE(ENABLE_FBDEV_DGA)
139	>	fi
140	>
141	>	dnl We use XFree86 VidMode if possible.
142	>	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
143	>	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
144	>	AC_DEFINE(ENABLE_XF86_VIDMODE)
145	>	LIBS="$LIBS -lXxf86vm"
146	>	], [
147	>	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
148	>	WANT_XF86_VIDMODE=no
149	>	])
150		fi
151
152		dnl We use GTK+ if possible.
153		UISRCS=../dummy/prefs_editor_dummy.cpp
154		if [[ "x$WANT_GTK" = "xyes" ]]; then
155		AM_PATH_GTK(1.2.0, [
156	<	DEFINES="$DEFINES -DENABLE_GTK=1"
156	>	AC_DEFINE(ENABLE_GTK)
157		CFLAGS="$CFLAGS $GTK_CFLAGS"
158		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
159		LIBS="$LIBS $GTK_LIBS"
#	Line 98 | Line 161 | if [[ "x$WANT_GTK" = "xyes" ]]; then
161		], [
162		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
163		WANT_GTK=no
101	–	DEFINES="$DEFINES -DENABLE_GTK=0"
164		])
165		fi
166
167		dnl We use ESD if possible.
168		if [[ "x$WANT_ESD" = "xyes" ]]; then
169		AM_PATH_ESD(0.2.8, [
170	<	DEFINES="$DEFINES -DENABLE_ESD=1"
170	>	AC_DEFINE(ENABLE_ESD)
171		CFLAGS="$CFLAGS $ESD_CFLAGS"
172		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
173		LIBS="$LIBS $ESD_LIBS"
174		], [
175		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
176		WANT_ESD=no
115	–	DEFINES="$DEFINES -DENABLE_ESD=0"
177		])
178		fi
179
#	Line 128 | Line 189 | AC_CHECK_SIZEOF(short, 2)
189		AC_CHECK_SIZEOF(int, 4)
190		AC_CHECK_SIZEOF(long, 4)
191		AC_CHECK_SIZEOF(long long, 8)
192	+	AC_CHECK_SIZEOF(void *, 4)
193		AC_TYPE_OFF_T
194		AC_CHECK_TYPE(loff_t, off_t)
195		AC_TYPE_SIZE_T
196	+	AC_TYPE_SIGNAL
197		AC_HEADER_TIME
198		AC_STRUCT_TM
199
200		dnl Checks for library functions.
201		AC_CHECK_FUNCS(strdup cfmakeraw)
202	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
140	<	AC_CHECK_FUNCS(pthread_cancel)
202	>	AC_CHECK_FUNCS(clock_gettime timer_create)
203
204		dnl Select system-dependant source files.
205	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
206	<	if MACHINE=`uname -a 2>/dev/null`; then
207	<	case "$MACHINE" in
208	<	Linux*)
209	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
210	<	;;
211	<	FreeBSD*3.*)
212	<	dnl Check for the CAM library
213	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
214	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
215	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
205	>	SERIALSRC=serial_unix.cpp
206	>	ETHERSRC=../dummy/ether_dummy.cpp
207	>	SCSISRC=../dummy/scsi_dummy.cpp
208	>	AUDIOSRC=../dummy/audio_dummy.cpp
209	>	EXTRASYSSRCS=
210	>	CAN_NATIVE_M68K=no
211	>	case "$target_os" in
212	>	linux*)
213	>	ETHERSRC=Linux/ether_linux.cpp
214	>	SCSISRC=Linux/scsi_linux.cpp
215	>	AUDIOSRC=audio_oss_esd.cpp
216	>	;;
217	>	freebsd*3.*)
218	>	AUDIOSRC=audio_oss_esd.cpp
219	>	DEFINES="$DEFINES -DBSD_COMP"
220	>	dnl Check for the CAM library
221	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
222	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
223	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
224	>	else
225	>	dnl Check for the sys kernel includes
226	>	AC_CHECK_HEADER(/sys/cam/cam.h)
227	>	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
228	>	dnl In this case I should fix this thing including a "patch"
229	>	dnl to access directly to the functions in the kernel :) --Orlando
230	>	AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.])
231		else
232	<	dnl Check for the sys kernel includes
156	<	AC_CHECK_HEADER(/sys/cam/cam.h)
157	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
158	<	dnl In this case I should fix this thing including a "patch"
159	<	dnl to access directly to the functions in the kernel :) --Orlando
160	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
161	<	fi
162	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
232	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
233		CXXFLAGS="$CXXFLAGS -I/sys"
234		CFLAGS="$CFLAGS -I/sys"
235		LIBS="$LIBS -lcam"
236	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
236	>	DEFINES="$DEFINES -DCAM"
237		fi
238	<	;;
239	<	FreeBSD*)
240	<	dnl Check for the SCSI library
241	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
242	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
243	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
238	>	fi
239	>	;;
240	>	freebsd*)
241	>	DEFINES="$DEFINES -DBSD_COMP"
242	>	dnl Check for the SCSI library
243	>	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
244	>	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
245	>	AC_MSG_WARN([Cannot find libscsi for SCSI management, disabling SCSI support.])
246	>	else
247	>	dnl Check for the sys kernel includes
248	>	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
249	>	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
250	>	AC_MSG_WARN([Cannot find includes for the SCSI library, disabling SCSI support.])
251		else
252	<	dnl Check for the sys kernel includes
176	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
177	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
178	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
179	<	fi
180	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
252	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
253		LIBS="$LIBS -lscsi"
182	–	DEFINES="$DEFINES -DBSD_COMP"
254		fi
255	<	;;
256	<	SunOS*)
257	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
258	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
259	<	;;
260	<	IRIX*)
261	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
262	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
263	<	LIBS="$LIBS -lm"
255	>	fi
256	>	;;
257	>	netbsd*)
258	>	CAN_NATIVE_M68K=yes
259	>	;;
260	>	solaris*)
261	>	AUDIOSRC=Solaris/audio_solaris.cpp
262	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
263	>	;;
264	>	irix*)
265	>	AUDIOSRC=Irix/audio_irix.cpp
266	>	EXTRASYSSRCS=Irix/unaligned.c
267	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
268	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
269	>	LIBS="$LIBS -laudio"
270	>	;;
271	>	esac
272	>
273	>	dnl Use 68k CPU natively?
274	>	WANT_NATIVE_M68K=no
275	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
276	>	AC_DEFINE(ENABLE_NATIVE_M68K)
277	>	WANT_NATIVE_M68K=yes
278	>	fi
279	>
280	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
281	>	dnl Serial, ethernet and audio support needs pthreads
282	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
283	>	SERIALSRC=../dummy/serial_dummy.cpp
284	>	ETHERSRC=../dummy/ether_dummy.cpp
285	>	AUDIOSRC=../dummy/audio_dummy.cpp
286	>	fi
287	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
288	>
289	>	dnl Define a macro that translates a yesno-variable into a C macro definition
290	>	dnl to be put into the config.h file
291	>	dnl $1 -- the macro to define
292	>	dnl $2 -- the value to translate
293	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
294	>	if [[ "x$2" = "xyes" ]]; then
295	>	AC_DEFINE($1)
296	>	fi
297	>	])
298	>
299	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
300	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
301	>	ac_cv_can_map_lm, [
302	>	AC_LANG_SAVE
303	>	AC_LANG_CPLUSPLUS
304	>	AC_TRY_RUN([
305	>	#include <unistd.h>
306	>	#include <fcntl.h>
307	>	#include <sys/mman.h>
308	>
309	>	int main()
310	>	{ int zero_fd; char * lm;
311	>	if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
312	>	if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1);
313	>	lm[0] = 0x12;
314	>	munmap(lm, 0x2000);
315	>	close(zero_fd);
316	>	exit(0);
317	>	}
318	>	],
319	>	[ac_cv_can_map_lm=yes],
320	>	[ac_cv_can_map_lm=no]
321	>	)
322	>	AC_LANG_RESTORE
323	>	]
324	>	)
325	>
326	>	dnl Check if extended signals are supported.
327	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
328	>	ac_cv_have_extended_signals, [
329	>	AC_LANG_SAVE
330	>	AC_LANG_CPLUSPLUS
331	>	AC_TRY_RUN([
332	>	#include <unistd.h>
333	>	#include <stdlib.h>
334	>	#include <signal.h>
335	>	#include <fcntl.h>
336	>	#include <sys/mman.h>
337	>
338	>	static volatile caddr_t mem = 0;
339	>	static int zero_fd = -1;
340	>
341	>	static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *)
342	>	{ if ((caddr_t)(sip->si_addr) != mem) exit(1);
343	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
344	>
345	>	int main()
346	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
347	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
348	>	struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = SA_SIGINFO;
349	>	sigaction(SIGSEGV, &sa, 0);
350	>	mem[0] = 0;
351	>	exit(1); // should not be reached
352	>	}
353	>	],
354	>	[ac_cv_have_extended_signals=yes],
355	>	[ac_cv_have_extended_signals=no]
356	>	)
357	>	AC_LANG_RESTORE
358	>	]
359	>	)
360	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
361	>
362	>	dnl Otherwise, check for subterfuges.
363	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
364	>	case "$target_os" in
365	>	linux*)
366	>	if [[ "x$HAVE_I386" = "xyes" ]]; then
367	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
368	>	ac_cv_have_sigcontext_hack, [
369	>	AC_LANG_SAVE
370	>	AC_LANG_CPLUSPLUS
371	>	AC_TRY_RUN([
372	>	#include <unistd.h>
373	>	#include <signal.h>
374	>	#include <fcntl.h>
375	>	#include <sys/mman.h>
376	>
377	>	static volatile caddr_t mem = 0;
378	>	static int zero_fd = -1;
379	>
380	>	static RETSIGTYPE segfault_handler(int, struct sigcontext scs)
381	>	{ if ((caddr_t)(scs.cr2) != mem) exit(1);
382	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
383	>
384	>	int main()
385	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
386	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
387	>	struct sigaction sa; sa.sa_flags = 0;
388	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
389	>	sigaction(SIGSEGV, &sa, 0);
390	>	mem[0] = 0;
391	>	exit(1); // should not be reached
392	>	}
393	>	],
394	>	[ac_cv_have_sigcontext_hack=yes],
395	>	[ac_cv_have_sigcontext_hack=no]
396	>	)
397	>	AC_LANG_RESTORE
398	>	])
399	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
400	>	elif [[ "x$HAVE_POWERPC" = "xyes" ]]; then
401	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
402	>	ac_cv_have_sigcontext_hack, [
403	>	AC_LANG_SAVE
404	>	AC_LANG_CPLUSPLUS
405	>	AC_TRY_RUN([
406	>	#include <unistd.h>
407	>	#include <signal.h>
408	>	#include <fcntl.h>
409	>	#include <sys/mman.h>
410	>
411	>	static volatile caddr_t mem = 0;
412	>	static int zero_fd = -1;
413	>
414	>	static RETSIGTYPE segfault_handler(int, struct sigcontext_struct *scs)
415	>	{ if ((caddr_t)(scs->regs->dar) != mem) exit(1);
416	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
417	>
418	>	int main()
419	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
420	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
421	>	struct sigaction sa; sa.sa_flags = 0;
422	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
423	>	sigaction(SIGSEGV, &sa, 0);
424	>	mem[0] = 0;
425	>	exit(1); // should not be reached
426	>	}
427	>	],
428	>	[ac_cv_have_sigcontext_hack=yes],
429	>	[ac_cv_have_sigcontext_hack=no]
430	>	)
431	>	AC_LANG_RESTORE
432	>	])
433	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
434	>	fi
435	>	;;
436	>	netbsd*)
437	>	if [[ "x$HAVE_M68K" = "xyes" ]]; then
438	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
439	>	ac_cv_have_sigcontext_hack, [
440	>	AC_LANG_SAVE
441	>	AC_LANG_CPLUSPLUS
442	>	AC_TRY_RUN([
443	>	#include <unistd.h>
444	>	#include <signal.h>
445	>	#include <fcntl.h>
446	>	#include <sys/mman.h>
447	>
448	>	static volatile caddr_t mem = 0;
449	>	static int zero_fd = -1;
450	>
451	>	static RETSIGTYPE segfault_handler(int, int code)
452	>	{ if ((caddr_t)code != mem) exit(1);
453	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
454	>
455	>	int main()
456	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
457	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
458	>	struct sigaction sa; sa.sa_flags = 0;
459	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
460	>	sigaction(SIGSEGV, &sa, 0);
461	>	mem[0] = 0;
462	>	exit(1); // should not be reached
463	>	}
464	>	],
465	>	[ac_cv_have_sigcontext_hack=yes],
466	>	[ac_cv_have_sigcontext_hack=no]
467	>	)
468	>	AC_LANG_RESTORE
469	>	])
470	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
471	>	fi
472		;;
473		esac
474		fi
196	–	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
475
476	<	dnl Check for i386 CPU.
477	<	HAVE_I386=no
478	<	AC_MSG_CHECKING(for x86 target CPU)
479	<	AC_EGREP_CPP(yes,
480	<	[
203	<	#ifdef __i386__
204	<	yes
205	<	#endif
206	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
476	>	dnl Can we do Video on SEGV Signals ?
477	>	CAN_VOSF=no
478	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
479	>	CAN_VOSF=yes
480	>	fi
481
482	<	dnl Check for SPARC CPU.
483	<	HAVE_SPARC=no
484	<	AC_MSG_CHECKING(for SPARC target CPU)
485	<	AC_EGREP_CPP(yes,
486	<	[
487	<	#ifdef __sparc__
488	<	yes
489	<	#endif
490	<	], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
482	>	dnl Determine the addressing mode to use
483	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
484	>	ADDRESSING_MODE="real"
485	>	else
486	>	ADDRESSING_MODE=""
487	>	AC_MSG_CHECKING([for the addressing mode to use])
488	>	for am in $ADDRESSING_TEST_ORDER; do
489	>	case $am in
490	>	real)
491	>	dnl Requires ability to mmap() Low Memory globals
492	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
493	>	continue
494	>	fi
495	>	dnl Requires VOSF screen updates
496	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
497	>	continue
498	>	fi
499	>	dnl Real addressing will probably work.
500	>	ADDRESSING_MODE="real"
501	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
502	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
503	>	break
504	>	;;
505	>	direct)
506	>	dnl Requires VOSF screen updates
507	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
508	>	ADDRESSING_MODE="direct"
509	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
510	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
511	>	break
512	>	fi
513	>	;;
514	>	banks)
515	>	dnl Default addressing mode
516	>	ADDRESSING_MODE="memory banks"
517	>	break
518	>	;;
519	>	*)
520	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
521	>	esac
522	>	done
523	>	AC_MSG_RESULT($ADDRESSING_MODE)
524	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
525	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
526	>	ADDRESSING_MODE="memory banks"
527	>	fi
528	>	fi
529	>
530	>	dnl Enable VOSF screen updates with this feature is requested and feasible
531	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
532	>	AC_DEFINE(ENABLE_VOSF)
533	>	else
534	>	WANT_VOSF=no
535	>	fi
536
537		dnl Check for GAS.
538		HAVE_GAS=no
#	Line 234 | Line 553 | AC_EGREP_CPP(yes,
553		#endif
554		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
555
556	<	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
557	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
556	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
557	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
558		CFLAGS="$CFLAGS -fomit-frame-pointer"
559		CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
560		fi
561
562		dnl Select appropriate CPU source and REGPARAM define.
563	<	WANT_X86_ASSEMBLY=no
245	<	WANT_SPARC_V8_ASSEMBLY=no
246	<	WANT_SPARC_V9_ASSEMBLY=no
563	>	ASM_OPTIMIZATIONS=none
564		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
565	+	FPUSRCS="../uae_cpu/fpp.cpp"
566		if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
567		dnl i386 CPU
568		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
569		if [[ "x$HAVE_GAS" = "xyes" ]]; then
570	<	WANT_X86_ASSEMBLY=yes
571	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
572	<	CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
570	>	ASM_OPTIMIZATIONS=i386
571	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
572	>	CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
573	>	FPUSRCS="../uae_cpu/fpu_x86.cpp"
574		fi
575		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
576		dnl SPARC CPU
577	<	case "$MACHINE" in
578	<	SunOS*)
577	>	case "$target_os" in
578	>	solaris*)
579		AC_MSG_CHECKING(SPARC CPU architecture)
580		SPARC_TYPE=`Solaris/which_sparc`
581		AC_MSG_RESULT($SPARC_TYPE)
582		case "$SPARC_TYPE" in
583		SPARC_V8)
584	<	WANT_SPARC_V8_ASSEMBLY=yes
585	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
584	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
585	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
586		CFLAGS="$CFLAGS -Wa,-Av8"
587		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
588		;;
589		SPARC_V9)
590	<	WANT_SPARC_V9_ASSEMBLY=yes
591	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
590	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
591	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
592		CFLAGS="$CFLAGS -Wa,-Av9"
593		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
594		;;
595		esac
596		;;
597		esac
598	+	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
599	+	dnl Native m68k, no emulation
600	+	CPUINCLUDES="-I../native_cpu"
601	+	CPUSRCS="asm_support.s"
602		fi
603
604	<	dnl UAE CPU sources for all architectures.
605	<	CPUINCLUDES="-I../uae_cpu"
606	<	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 $CPUSRCS"
604	>	dnl UAE CPU sources for all non-m68k-native architectures.
605	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
606	>	CPUINCLUDES="-I../uae_cpu"
607	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
608	>	fi
609	>
610	>	dnl Remove the "-g" option if set for GCC.
611	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
612	>	dnl gb-- Probably not the cleanest way to take
613	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
614	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
615	>	fi
616
617		dnl Generate Makefile.
618		AC_SUBST(DEFINES)
#	Line 294 | Line 626 | echo
626		echo Basilisk II configuration summary:
627		echo
628		echo XFree86 DGA support .............. : $WANT_XF86_DGA
629	+	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
630		echo fbdev DGA support ................ : $WANT_FBDEV_DGA
631	+	echo Enable video on SEGV signals ..... : $WANT_VOSF
632		echo ESD sound support ................ : $WANT_ESD
633		echo GTK user interface ............... : $WANT_GTK
634		echo mon debugger support ............. : $WANT_MON
635	<	echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
636	<	echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
637	<	echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
635	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
636	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
637	>	echo Addressing mode .................. : $ADDRESSING_MODE
638		echo
639	<	echo "Configuration done. Now type \"make\"."
639	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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