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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 1.32 by gbeauche, 2001-01-28T14:04:32Z

#	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_$OS_TYPE"
46	>
47	>	dnl Target CPU type.
48	>	HAVE_I386=no
49	>	HAVE_M68K=no
50	>	HAVE_SPARC=no
51	>	case "$target_cpu" in
52	>	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
53	>	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
54	>	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
55	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
56	>	esac
57	>	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
58
59		dnl Checks for programs.
60		AC_PROG_CC
61	+	AC_PROG_CC_C_O
62		AC_PROG_CPP
63		AC_PROG_CXX
64		AC_PROG_MAKE_SET
#	Line 21 | Line 66 | AC_PROG_INSTALL
66
67		dnl We use mon if possible.
68		MONSRCS=
69	<	AC_MSG_CHECKING(for mon)
70	<	if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
71	<	AC_MSG_RESULT(yes)
72	<	WANT_MON=yes
73	<	DEFINES="$DEFINES -DENABLE_MON=1"
74	<	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"
75	<	CXXFLAGS="$CXXFLAGS -I../../../mon/src"
76	<	AC_CHECK_LIB(readline, readline)
77	<	AC_CHECK_HEADERS(readline/readline.h readline/history.h)
78	<	else
79	<	AC_MSG_RESULT(no)
80	<	WANT_MON=no
81	<	DEFINES="$DEFINES -DENABLE_MON=0"
69	>	if [[ "x$WANT_MON" = "xyes" ]]; then
70	>	AC_MSG_CHECKING(for mon)
71	>	mon_srcdir=../../../mon/src
72	>	if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
73	>	AC_MSG_RESULT(yes)
74	>	AC_DEFINE(ENABLE_MON)
75	>	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
76	>	CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
77	>	AC_CHECK_LIB(readline, readline)
78	>	AC_CHECK_LIB(termcap, tputs)
79	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
80	>	else
81	>	AC_MSG_RESULT(no)
82	>	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
83	>	WANT_MON=no
84	>	fi
85		fi
86
87		dnl Checks for libraries.
#	Line 48 | Line 96 | CFLAGS="$CFLAGS $X_CFLAGS"
96		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
97		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
98
99	<	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
99	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
100	>	HAVE_PTHREADS=yes
101		AC_CHECK_LIB(pthread, pthread_create, , [
102		AC_CHECK_LIB(c_r, pthread_create, , [
103		AC_CHECK_LIB(PTL, pthread_create, , [
104	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
104	>	HAVE_PTHREADS=no
105		])
106		])
107		])
108	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
109	+	AC_DEFINE(HAVE_PTHREADS)
110	+	fi
111	+	AC_CHECK_FUNCS(pthread_cancel)
112
113		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
114	<	SEMSRCS=
114	>	SEMSRC=
115		AC_CHECK_FUNCS(sem_init, , [
116	<	SEMSRCS=posix_sem.cpp
116	>	if test "x$HAVE_PTHREADS" = "xyes"; then
117	>	SEMSRC=posix_sem.cpp
118	>	fi
119		])
120
121		dnl We use DGA (XFree86 or fbdev) if possible.
122		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
123		AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
124	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
124	>	AC_DEFINE(ENABLE_XF86_DGA)
125		LIBS="$LIBS -lXxf86dga"
126		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
127		AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
#	Line 75 | Line 130 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
130		], [
131		AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
132		WANT_XF86_DGA=no
78	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
133		])
80	–	else
81	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
134		fi
135		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
136	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
137	<	else
138	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
136	>	AC_DEFINE(ENABLE_FBDEV_DGA)
137	>	fi
138	>
139	>	dnl We use XFree86 VidMode if possible.
140	>	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
141	>	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
142	>	AC_DEFINE(ENABLE_XF86_VIDMODE)
143	>	LIBS="$LIBS -lXxf86vm"
144	>	], [
145	>	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
146	>	WANT_XF86_VIDMODE=no
147	>	])
148		fi
149
150		dnl We use GTK+ if possible.
151		UISRCS=../dummy/prefs_editor_dummy.cpp
152		if [[ "x$WANT_GTK" = "xyes" ]]; then
153		AM_PATH_GTK(1.2.0, [
154	<	DEFINES="$DEFINES -DENABLE_GTK=1"
154	>	AC_DEFINE(ENABLE_GTK)
155		CFLAGS="$CFLAGS $GTK_CFLAGS"
156		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
157		LIBS="$LIBS $GTK_LIBS"
#	Line 98 | Line 159 | if [[ "x$WANT_GTK" = "xyes" ]]; then
159		], [
160		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
161		WANT_GTK=no
101	–	DEFINES="$DEFINES -DENABLE_GTK=0"
162		])
163		fi
164
165		dnl We use ESD if possible.
166		if [[ "x$WANT_ESD" = "xyes" ]]; then
167		AM_PATH_ESD(0.2.8, [
168	<	DEFINES="$DEFINES -DENABLE_ESD=1"
168	>	AC_DEFINE(ENABLE_ESD)
169		CFLAGS="$CFLAGS $ESD_CFLAGS"
170		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
171		LIBS="$LIBS $ESD_LIBS"
172		], [
173		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
174		WANT_ESD=no
115	–	DEFINES="$DEFINES -DENABLE_ESD=0"
175		])
176		fi
177
#	Line 128 | Line 187 | AC_CHECK_SIZEOF(short, 2)
187		AC_CHECK_SIZEOF(int, 4)
188		AC_CHECK_SIZEOF(long, 4)
189		AC_CHECK_SIZEOF(long long, 8)
190	+	AC_CHECK_SIZEOF(void *, 4)
191		AC_TYPE_OFF_T
192		AC_CHECK_TYPE(loff_t, off_t)
193		AC_TYPE_SIZE_T
194	+	AC_TYPE_SIGNAL
195		AC_HEADER_TIME
196		AC_STRUCT_TM
197
198		dnl Checks for library functions.
199		AC_CHECK_FUNCS(strdup cfmakeraw)
200	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
140	<	AC_CHECK_FUNCS(pthread_cancel)
200	>	AC_CHECK_FUNCS(clock_gettime timer_create)
201
202		dnl Select system-dependant source files.
203	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
204	<	if MACHINE=`uname -a 2>/dev/null`; then
205	<	case "$MACHINE" in
206	<	Linux*)
207	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
208	<	;;
209	<	FreeBSD*3.*)
210	<	dnl Check for the CAM library
211	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
212	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
213	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
203	>	SERIALSRC=serial_unix.cpp
204	>	ETHERSRC=../dummy/ether_dummy.cpp
205	>	SCSISRC=../dummy/scsi_dummy.cpp
206	>	AUDIOSRC=../dummy/audio_dummy.cpp
207	>	EXTRASYSSRCS=
208	>	CAN_NATIVE_M68K=no
209	>	case "$target_os" in
210	>	linux*)
211	>	ETHERSRC=Linux/ether_linux.cpp
212	>	SCSISRC=Linux/scsi_linux.cpp
213	>	AUDIOSRC=audio_oss_esd.cpp
214	>	;;
215	>	freebsd*3.*)
216	>	AUDIOSRC=audio_oss_esd.cpp
217	>	DEFINES="$DEFINES -DBSD_COMP"
218	>	dnl Check for the CAM library
219	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
220	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
221	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
222	>	else
223	>	dnl Check for the sys kernel includes
224	>	AC_CHECK_HEADER(/sys/cam/cam.h)
225	>	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
226	>	dnl In this case I should fix this thing including a "patch"
227	>	dnl to access directly to the functions in the kernel :) --Orlando
228	>	AC_MSG_WARN([Cannot find kernel includes for CAM library, disabling SCSI support.])
229		else
230	<	dnl Check for the sys kernel includes
156	<	AC_CHECK_HEADER(/sys/cam/cam.h)
157	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
158	<	dnl In this case I should fix this thing including a "patch"
159	<	dnl to access directly to the functions in the kernel :) --Orlando
160	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
161	<	fi
162	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
230	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
231		CXXFLAGS="$CXXFLAGS -I/sys"
232		CFLAGS="$CFLAGS -I/sys"
233		LIBS="$LIBS -lcam"
234	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
234	>	DEFINES="$DEFINES -DCAM"
235		fi
236	<	;;
237	<	FreeBSD*)
238	<	dnl Check for the SCSI library
239	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
240	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
241	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
236	>	fi
237	>	;;
238	>	freebsd*)
239	>	DEFINES="$DEFINES -DBSD_COMP"
240	>	dnl Check for the SCSI library
241	>	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
242	>	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
243	>	AC_MSG_WARN([Cannot find libscsi for SCSI management, disabling SCSI support.])
244	>	else
245	>	dnl Check for the sys kernel includes
246	>	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
247	>	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
248	>	AC_MSG_WARN([Cannot find includes for the SCSI library, disabling SCSI support.])
249		else
250	<	dnl Check for the sys kernel includes
176	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
177	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
178	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
179	<	fi
180	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
250	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
251		LIBS="$LIBS -lscsi"
182	–	DEFINES="$DEFINES -DBSD_COMP"
252		fi
253	<	;;
254	<	SunOS*)
255	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
256	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
257	<	;;
258	<	IRIX*)
259	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
260	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
261	<	LIBS="$LIBS -lm"
253	>	fi
254	>	;;
255	>	netbsd*)
256	>	CAN_NATIVE_M68K=yes
257	>	;;
258	>	solaris*)
259	>	AUDIOSRC=Solaris/audio_solaris.cpp
260	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
261	>	;;
262	>	irix*)
263	>	AUDIOSRC=Irix/audio_irix.cpp
264	>	EXTRASYSSRCS=Irix/unaligned.c
265	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
266	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
267	>	LIBS="$LIBS -laudio"
268	>	;;
269	>	esac
270	>
271	>	dnl Use 68k CPU natively?
272	>	WANT_NATIVE_M68K=no
273	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
274	>	AC_DEFINE(ENABLE_NATIVE_M68K)
275	>	WANT_NATIVE_M68K=yes
276	>	fi
277	>
278	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
279	>	dnl Serial, ethernet and audio support needs pthreads
280	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
281	>	SERIALSRC=../dummy/serial_dummy.cpp
282	>	ETHERSRC=../dummy/ether_dummy.cpp
283	>	AUDIOSRC=../dummy/audio_dummy.cpp
284	>	fi
285	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
286	>
287	>	dnl Define a macro that translates a yesno-variable into a C macro definition
288	>	dnl to be put into the config.h file
289	>	dnl $1 -- the macro to define
290	>	dnl $2 -- the value to translate
291	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
292	>	if [[ "x$2" = "xyes" ]]; then
293	>	AC_DEFINE($1)
294	>	fi
295	>	])
296	>
297	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
298	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
299	>	ac_cv_can_map_lm, [
300	>	AC_LANG_SAVE
301	>	AC_LANG_CPLUSPLUS
302	>	AC_TRY_RUN([
303	>	#include <unistd.h>
304	>	#include <fcntl.h>
305	>	#include <sys/mman.h>
306	>
307	>	int main()
308	>	{ int zero_fd; char * lm;
309	>	if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
310	>	if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1);
311	>	lm[0] = 0x12;
312	>	munmap(lm, 0x2000);
313	>	close(zero_fd);
314	>	exit(0);
315	>	}
316	>	],
317	>	[ac_cv_can_map_lm=yes],
318	>	[ac_cv_can_map_lm=no]
319	>	)
320	>	AC_LANG_RESTORE
321	>	]
322	>	)
323	>
324	>	dnl Check if extended signals are supported.
325	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
326	>	ac_cv_have_extended_signals, [
327	>	AC_LANG_SAVE
328	>	AC_LANG_CPLUSPLUS
329	>	AC_TRY_RUN([
330	>	#include <unistd.h>
331	>	#include <stdlib.h>
332	>	#include <signal.h>
333	>	#include <fcntl.h>
334	>	#include <sys/mman.h>
335	>
336	>	static volatile caddr_t mem = 0;
337	>	static int zero_fd = -1;
338	>
339	>	static RETSIGTYPE segfault_handler(int, siginfo_t * sip, void *)
340	>	{ if ((caddr_t)(sip->si_addr) != mem) exit(1);
341	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
342	>
343	>	int main()
344	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
345	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
346	>	struct sigaction sa; sa.sa_sigaction = segfault_handler; sa.sa_flags = SA_SIGINFO;
347	>	sigaction(SIGSEGV, &sa, 0);
348	>	mem[0] = 0;
349	>	exit(1); // should not be reached
350	>	}
351	>	],
352	>	[ac_cv_have_extended_signals=yes],
353	>	[ac_cv_have_extended_signals=no]
354	>	)
355	>	AC_LANG_RESTORE
356	>	]
357	>	)
358	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
359	>
360	>	dnl Otherwise, check for subterfuges.
361	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
362	>	case "$target_os" in
363	>	linux*)
364	>	if [[ "x$HAVE_I386" = "xyes" ]]; then
365	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
366	>	ac_cv_have_sigcontext_hack, [
367	>	AC_LANG_SAVE
368	>	AC_LANG_CPLUSPLUS
369	>	AC_TRY_RUN([
370	>	#include <unistd.h>
371	>	#include <signal.h>
372	>	#include <fcntl.h>
373	>	#include <sys/mman.h>
374	>
375	>	static volatile caddr_t mem = 0;
376	>	static int zero_fd = -1;
377	>
378	>	static RETSIGTYPE segfault_handler(int, struct sigcontext scs)
379	>	{ if ((caddr_t)(scs.cr2) != mem) exit(1);
380	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
381	>
382	>	int main()
383	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
384	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
385	>	struct sigaction sa; sa.sa_flags = 0;
386	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
387	>	sigaction(SIGSEGV, &sa, 0);
388	>	mem[0] = 0;
389	>	exit(1); // should not be reached
390	>	}
391	>	],
392	>	[ac_cv_have_sigcontext_hack=yes],
393	>	[ac_cv_have_sigcontext_hack=no]
394	>	)
395	>	AC_LANG_RESTORE
396	>	])
397	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
398	>	fi
399	>	;;
400	>	netbsd*)
401	>	if [[ "x$HAVE_M68K" = "xyes" ]]; then
402	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
403	>	ac_cv_have_sigcontext_hack, [
404	>	AC_LANG_SAVE
405	>	AC_LANG_CPLUSPLUS
406	>	AC_TRY_RUN([
407	>	#include <unistd.h>
408	>	#include <signal.h>
409	>	#include <fcntl.h>
410	>	#include <sys/mman.h>
411	>
412	>	static volatile caddr_t mem = 0;
413	>	static int zero_fd = -1;
414	>
415	>	static RETSIGTYPE segfault_handler(int, int code)
416	>	{ if ((caddr_t)code != mem) exit(1);
417	>	munmap(mem, getpagesize()); close(zero_fd); exit(0); }
418	>
419	>	int main()
420	>	{ if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
421	>	if ((mem = (caddr_t)mmap(0, getpagesize(), PROT_READ, MAP_PRIVATE, zero_fd, 0)) == (caddr_t)MAP_FAILED) exit(1);
422	>	struct sigaction sa; sa.sa_flags = 0;
423	>	sa.sa_handler = (RETSIGTYPE (*)(int))segfault_handler;
424	>	sigaction(SIGSEGV, &sa, 0);
425	>	mem[0] = 0;
426	>	exit(1); // should not be reached
427	>	}
428	>	],
429	>	[ac_cv_have_sigcontext_hack=yes],
430	>	[ac_cv_have_sigcontext_hack=no]
431	>	)
432	>	AC_LANG_RESTORE
433	>	])
434	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, $ac_cv_have_sigcontext_hack)
435	>	fi
436		;;
437		esac
438		fi
196	–	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
439
440	<	dnl Check for i386 CPU.
441	<	HAVE_I386=no
442	<	AC_MSG_CHECKING(for x86 target CPU)
443	<	AC_EGREP_CPP(yes,
444	<	[
203	<	#ifdef __i386__
204	<	yes
205	<	#endif
206	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
440	>	dnl Can we do Video on SEGV Signals ?
441	>	CAN_VOSF=no
442	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
443	>	CAN_VOSF=yes
444	>	fi
445
446	<	dnl Check for SPARC CPU.
447	<	HAVE_SPARC=no
448	<	AC_MSG_CHECKING(for SPARC target CPU)
449	<	AC_EGREP_CPP(yes,
450	<	[
451	<	#ifdef __sparc__
452	<	yes
453	<	#endif
454	<	], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
446	>	dnl Determine the addressing mode to use
447	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
448	>	ADDRESSING_MODE="real"
449	>	else
450	>	ADDRESSING_MODE=""
451	>	AC_MSG_CHECKING([for the addressing mode to use])
452	>	for am in $ADDRESSING_TEST_ORDER; do
453	>	case $am in
454	>	real)
455	>	dnl Requires ability to mmap() Low Memory globals
456	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
457	>	continue
458	>	fi
459	>	dnl Requires VOSF screen updates
460	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
461	>	continue
462	>	fi
463	>	dnl Real addressing will probably work.
464	>	ADDRESSING_MODE="real"
465	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
466	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
467	>	break
468	>	;;
469	>	direct)
470	>	dnl Requires VOSF screen updates
471	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
472	>	ADDRESSING_MODE="direct"
473	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
474	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
475	>	break
476	>	fi
477	>	;;
478	>	banks)
479	>	dnl Default addressing mode
480	>	ADDRESSING_MODE="memory banks"
481	>	break
482	>	;;
483	>	*)
484	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
485	>	esac
486	>	done
487	>	AC_MSG_RESULT($ADDRESSING_MODE)
488	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
489	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
490	>	ADDRESSING_MODE="memory banks"
491	>	fi
492	>	fi
493	>
494	>	dnl Enable VOSF screen updates with this feature is requested and feasible
495	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
496	>	AC_DEFINE(ENABLE_VOSF)
497	>	else
498	>	WANT_VOSF=no
499	>	fi
500
501		dnl Check for GAS.
502		HAVE_GAS=no
#	Line 234 | Line 517 | AC_EGREP_CPP(yes,
517		#endif
518		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
519
520	<	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
521	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
520	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
521	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
522		CFLAGS="$CFLAGS -fomit-frame-pointer"
523		CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
524		fi
525
526		dnl Select appropriate CPU source and REGPARAM define.
527	<	WANT_X86_ASSEMBLY=no
245	<	WANT_SPARC_V8_ASSEMBLY=no
246	<	WANT_SPARC_V9_ASSEMBLY=no
527	>	ASM_OPTIMIZATIONS=none
528		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
529	+	FPUSRCS="../uae_cpu/fpp.cpp"
530		if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
531		dnl i386 CPU
532		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
533		if [[ "x$HAVE_GAS" = "xyes" ]]; then
534	<	WANT_X86_ASSEMBLY=yes
535	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
534	>	ASM_OPTIMIZATIONS=i386
535	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
536		CPUSRCS="../uae_cpu/compiler.cpp cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
537	+	FPUSRCS="../uae_cpu/fpu_x86.cpp"
538		fi
539		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
540		dnl SPARC CPU
541	<	case "$MACHINE" in
542	<	SunOS*)
541	>	case "$target_os" in
542	>	solaris*)
543		AC_MSG_CHECKING(SPARC CPU architecture)
544		SPARC_TYPE=`Solaris/which_sparc`
545		AC_MSG_RESULT($SPARC_TYPE)
546		case "$SPARC_TYPE" in
547		SPARC_V8)
548	<	WANT_SPARC_V8_ASSEMBLY=yes
549	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
548	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
549	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
550		CFLAGS="$CFLAGS -Wa,-Av8"
551		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
552		;;
553		SPARC_V9)
554	<	WANT_SPARC_V9_ASSEMBLY=yes
555	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
554	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
555	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
556		CFLAGS="$CFLAGS -Wa,-Av9"
557		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
558		;;
559		esac
560		;;
561		esac
562	+	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
563	+	dnl Native m68k, no emulation
564	+	CPUINCLUDES="-I../native_cpu"
565	+	CPUSRCS="asm_support.s"
566		fi
567
568	<	dnl UAE CPU sources for all architectures.
569	<	CPUINCLUDES="-I../uae_cpu"
570	<	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 $CPUSRCS"
568	>	dnl UAE CPU sources for all non-m68k-native architectures.
569	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
570	>	CPUINCLUDES="-I../uae_cpu"
571	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
572	>	fi
573	>
574	>	dnl Remove the "-g" option if set for GCC.
575	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
576	>	dnl gb-- Probably not the cleanest way to take
577	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
578	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
579	>	fi
580
581		dnl Generate Makefile.
582		AC_SUBST(DEFINES)
#	Line 294 | Line 590 | echo
590		echo Basilisk II configuration summary:
591		echo
592		echo XFree86 DGA support .............. : $WANT_XF86_DGA
593	+	echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
594		echo fbdev DGA support ................ : $WANT_FBDEV_DGA
595	+	echo Enable video on SEGV signals ..... : $WANT_VOSF
596		echo ESD sound support ................ : $WANT_ESD
597		echo GTK user interface ............... : $WANT_GTK
598		echo mon debugger support ............. : $WANT_MON
599	<	echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
600	<	echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
601	<	echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
599	>	echo Running m68k code natively ....... : $WANT_NATIVE_M68K
600	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
601	>	echo Addressing mode .................. : $ADDRESSING_MODE
602		echo
603	<	echo "Configuration done. Now type \"make\"."
603	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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