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

Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.10 by cebix, 1999-10-23T17:57:56Z vs.
Revision 1.41 by cebix, 2001-05-22T19:01:44Z

#	Line 6 | Line 6 | AC_PREREQ(2.12)
6		AC_CONFIG_HEADER(config.h)
7
8		dnl Options.
9	<	WANT_XF86_DGA=yes
10	<	WANT_FBDEV_DGA=yes
11	<	WANT_ESD=yes
12	<	WANT_UI=yes
13	<	AC_ARG_ENABLE(xf86-dga, [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [])
14	<	AC_ARG_ENABLE(fbdev-dga, [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [])
15	<	AC_ARG_ENABLE(esd, [  --enable-esd            Enlightened Sound Daemon support [default=yes]], [WANT_ESD=$enableval], [])
16	<	AC_ARG_ENABLE(ui,  [  --enable-ui             use GTK user interface [default=yes]], [WANT_UI=$enableval], [])
9	>	AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10	>	AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
11	>	AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
12	>	AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=no]], [WANT_VOSF=$enableval], [WANT_VOSF=no])
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	>	*)            OS_TYPE=`echo $target_os | sed -e 's/-/_/' | sed -e 's/\./_/'`;;
56	>	esac
57	>	DEFINES="$DEFINES -DOS_$OS_TYPE"
58	>
59	>	dnl Target CPU type.
60	>	HAVE_I386=no
61	>	HAVE_M68K=no
62	>	HAVE_SPARC=no
63	>	HAVE_POWERPC=no
64	>	case "$target_cpu" in
65	>	i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
66	>	m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
67	>	sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
68	>	powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
69	>	*) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/'`;;
70	>	esac
71	>	DEFINES="$DEFINES -DCPU_$CPU_TYPE"
72
73		dnl Checks for programs.
74		AC_PROG_CC
75	+	AC_PROG_CC_C_O
76		AC_PROG_CPP
77		AC_PROG_CXX
78		AC_PROG_MAKE_SET
79		AC_PROG_INSTALL
80
81	+	dnl We use mon if possible.
82	+	MONSRCS=
83	+	if [[ "x$WANT_MON" = "xyes" ]]; then
84	+	AC_MSG_CHECKING(for mon)
85	+	mon_srcdir=../../../mon/src
86	+	if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
87	+	AC_MSG_RESULT(yes)
88	+	AC_DEFINE(ENABLE_MON)
89	+	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
90	+	CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
91	+	AC_CHECK_LIB(readline, readline)
92	+	AC_CHECK_LIB(termcap, tputs)
93	+	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
94	+	else
95	+	AC_MSG_RESULT(no)
96	+	AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
97	+	WANT_MON=no
98	+	fi
99	+	fi
100	+
101		dnl Checks for libraries.
102		AC_CHECK_LIB(posix4, sem_init)
103
#	Line 34 | Line 110 | CFLAGS="$CFLAGS $X_CFLAGS"
110		CXXFLAGS="$CXXFLAGS $X_CFLAGS"
111		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
112
113	<	dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
113	>	dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
114	>	HAVE_PTHREADS=yes
115		AC_CHECK_LIB(pthread, pthread_create, , [
116		AC_CHECK_LIB(c_r, pthread_create, , [
117		AC_CHECK_LIB(PTL, pthread_create, , [
118	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
118	>	HAVE_PTHREADS=no
119		])
120		])
121		])
122	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
123	+	AC_DEFINE(HAVE_PTHREADS)
124	+	fi
125	+	AC_CHECK_FUNCS(pthread_cancel)
126
127		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
128	<	SEMSRCS=
128	>	SEMSRC=
129		AC_CHECK_FUNCS(sem_init, , [
130	<	SEMSRCS=posix_sem.cpp
130	>	if test "x$HAVE_PTHREADS" = "xyes"; then
131	>	SEMSRC=posix_sem.cpp
132	>	fi
133		])
134
135		dnl We use DGA (XFree86 or fbdev) if possible.
136		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
137		AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
138	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
138	>	AC_DEFINE(ENABLE_XF86_DGA)
139		LIBS="$LIBS -lXxf86dga"
140		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
141		AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
#	Line 60 | Line 143 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
143		fi
144		], [
145		AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
146	<	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
146	>	WANT_XF86_DGA=no
147		])
65	–	else
66	–	DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
148		fi
149		if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
150	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
151	<	else
152	<	DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
150	>	AC_DEFINE(ENABLE_FBDEV_DGA)
151	>	fi
152	>
153	>	dnl We use XFree86 VidMode if possible.
154	>	if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
155	>	AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
156	>	AC_DEFINE(ENABLE_XF86_VIDMODE)
157	>	LIBS="$LIBS -lXxf86vm"
158	>	], [
159	>	AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
160	>	WANT_XF86_VIDMODE=no
161	>	])
162		fi
163
164		dnl We use GTK+ if possible.
165		UISRCS=../dummy/prefs_editor_dummy.cpp
166	<	if [[ "x$WANT_UI" = "xyes" ]]; then
166	>	if [[ "x$WANT_GTK" = "xyes" ]]; then
167		AM_PATH_GTK(1.2.0, [
168	<	DEFINES="$DEFINES -DENABLE_GTK=1"
168	>	AC_DEFINE(ENABLE_GTK)
169		CFLAGS="$CFLAGS $GTK_CFLAGS"
170		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
171		LIBS="$LIBS $GTK_LIBS"
172		UISRCS=prefs_editor_gtk.cpp
173		], [
174		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
175	<	WANT_UI=no
175	>	WANT_GTK=no
176		])
177		fi
178
179		dnl We use ESD if possible.
180		if [[ "x$WANT_ESD" = "xyes" ]]; then
181		AM_PATH_ESD(0.2.8, [
182	<	DEFINES="$DEFINES -DENABLE_ESD=1"
182	>	AC_DEFINE(ENABLE_ESD)
183		CFLAGS="$CFLAGS $ESD_CFLAGS"
184		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
185		LIBS="$LIBS $ESD_LIBS"
#	Line 111 | Line 201 | AC_CHECK_SIZEOF(short, 2)
201		AC_CHECK_SIZEOF(int, 4)
202		AC_CHECK_SIZEOF(long, 4)
203		AC_CHECK_SIZEOF(long long, 8)
204	+	AC_CHECK_SIZEOF(void *, 4)
205		AC_TYPE_OFF_T
206		AC_CHECK_TYPE(loff_t, off_t)
207		AC_TYPE_SIZE_T
208	+	AC_TYPE_SIGNAL
209		AC_HEADER_TIME
210		AC_STRUCT_TM
211
212		dnl Checks for library functions.
213		AC_CHECK_FUNCS(strdup cfmakeraw)
214	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
215	<	AC_CHECK_FUNCS(pthread_cancel)
214	>	AC_CHECK_FUNCS(clock_gettime timer_create)
215	>	AC_CHECK_FUNCS(sigaction signal)
216
217		dnl Select system-dependant source files.
218	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
219	<	if MACHINE=`uname -a 2>/dev/null`; then
220	<	case "$MACHINE" in
221	<	Linux*)
222	<	SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
223	<	;;
224	<	FreeBSD*3.*)
225	<	dnl Check for the CAM library
226	<	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
227	<	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
228	<	AC_MSG_ERROR([Cannot find libcam for SCSI management.])
218	>	SERIALSRC=serial_unix.cpp
219	>	ETHERSRC=../dummy/ether_dummy.cpp
220	>	SCSISRC=../dummy/scsi_dummy.cpp
221	>	AUDIOSRC=../dummy/audio_dummy.cpp
222	>	EXTRASYSSRCS=
223	>	CAN_NATIVE_M68K=no
224	>	case "$target_os" in
225	>	linux*)
226	>	ETHERSRC=ether_unix.cpp
227	>	AUDIOSRC=audio_oss_esd.cpp
228	>	SCSISRC=Linux/scsi_linux.cpp
229	>	;;
230	>	freebsd*)
231	>	ETHERSRC=ether_unix.cpp
232	>	AUDIOSRC=audio_oss_esd.cpp
233	>	DEFINES="$DEFINES -DBSD_COMP"
234	>	CXXFLAGS="$CXXFLAGS -fpermissive"
235	>	dnl Check for the CAM library
236	>	AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
237	>	if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
238	>	AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
239	>	else
240	>	dnl Check for the sys kernel includes
241	>	AC_CHECK_HEADER(camlib.h)
242	>	if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
243	>	dnl In this case I should fix this thing including a "patch"
244	>	dnl to access directly to the functions in the kernel :) --Orlando
245	>	AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
246		else
247	<	dnl Check for the sys kernel includes
139	<	AC_CHECK_HEADER(/sys/cam/cam.h)
140	<	if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
141	<	dnl In this case I should fix this thing including a "patch"
142	<	dnl to access directly to the functions in the kernel :) --Orlando
143	<	AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
144	<	fi
145	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
146	<	CXXFLAGS="$CXXFLAGS -I/sys"
147	<	CFLAGS="$CFLAGS -I/sys"
247	>	SCSISRC=FreeBSD/scsi_freebsd.cpp
248		LIBS="$LIBS -lcam"
249	<	DEFINES="$DEFINES -DBSD_COMP -DCAM"
249	>	DEFINES="$DEFINES -DCAM"
250		fi
251	<	;;
252	<	FreeBSD*)
253	<	dnl Check for the SCSI library
254	<	AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
255	<	if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
256	<	AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
257	<	else
258	<	dnl Check for the sys kernel includes
259	<	AC_CHECK_HEADER(scsi.h sys/scsiio.h)
260	<	if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
261	<	AC_MSG_ERROR([Cannot find includes for the SCSI library.])
262	<	fi
263	<	SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
264	<	LIBS="$LIBS -lscsi"
265	<	DEFINES="$DEFINES -DBSD_COMP"
251	>	fi
252	>	;;
253	>	netbsd*)
254	>	CAN_NATIVE_M68K=yes
255	>	;;
256	>	solaris*)
257	>	AUDIOSRC=Solaris/audio_solaris.cpp
258	>	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
259	>	;;
260	>	irix*)
261	>	AUDIOSRC=Irix/audio_irix.cpp
262	>	EXTRASYSSRCS=Irix/unaligned.c
263	>	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
264	>	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
265	>	LIBS="$LIBS -laudio"
266	>
267	>	dnl Check if our compiler supports -Ofast (MIPSPro)
268	>	HAVE_OFAST=no
269	>	ocflags="$CFLAGS"
270	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
271	>	AC_MSG_CHECKING(if "-Ofast" works)
272	>	dnl Do a test compile of an empty function
273	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
274	>	CFLAGS="$ocflags"
275	>
276	>	;;
277	>	esac
278	>
279	>	dnl Use 68k CPU natively?
280	>	WANT_NATIVE_M68K=no
281	>	if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
282	>	AC_DEFINE(ENABLE_NATIVE_M68K)
283	>	WANT_NATIVE_M68K=yes
284	>	fi
285	>
286	>	if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
287	>	dnl Serial, ethernet and audio support needs pthreads
288	>	AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
289	>	SERIALSRC=../dummy/serial_dummy.cpp
290	>	ETHERSRC=../dummy/ether_dummy.cpp
291	>	AUDIOSRC=../dummy/audio_dummy.cpp
292	>	fi
293	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
294	>
295	>	dnl Define a macro that translates a yesno-variable into a C macro definition
296	>	dnl to be put into the config.h file
297	>	dnl $1 -- the macro to define
298	>	dnl $2 -- the value to translate
299	>	AC_DEFUN(AC_TRANSLATE_DEFINE, [
300	>	if [[ "x$2" = "xyes" ]]; then
301	>	AC_DEFINE($1)
302		fi
303	<	;;
304	<	SunOS*)
305	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
306	<	DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
307	<	;;
308	<	IRIX*)
309	<	SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
310	<	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
311	<	LIBS="$LIBS -lm"
312	<	;;
313	<	esac
303	>	])
304	>
305	>	dnl Check if we can mmap 0x2000 bytes from 0x0000
306	>	AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
307	>	ac_cv_can_map_lm, [
308	>	AC_LANG_SAVE
309	>	AC_LANG_CPLUSPLUS
310	>	AC_TRY_RUN([
311	>	#include <unistd.h>
312	>	#include <fcntl.h>
313	>	#include <sys/mman.h>
314	>
315	>	int main()
316	>	{ int zero_fd; char * lm;
317	>	if ((zero_fd = open("/dev/zero", O_RDWR)) < 0) exit(1);
318	>	if ((lm = (char *)mmap((caddr_t)0x0000, 0x2000, PROT_READ | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, zero_fd, 0)) == MAP_FAILED) exit(1);
319	>	lm[0] = 0x12;
320	>	munmap(lm, 0x2000);
321	>	close(zero_fd);
322	>	exit(0);
323	>	}
324	>	],
325	>	[ac_cv_can_map_lm=yes],
326	>	[ac_cv_can_map_lm=no]
327	>	)
328	>	AC_LANG_RESTORE
329	>	]
330	>	)
331	>
332	>	dnl Check signal handlers need to be reinstalled
333	>	AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
334	>	ac_cv_signal_need_reinstall, [
335	>	AC_LANG_SAVE
336	>	AC_LANG_CPLUSPLUS
337	>	AC_TRY_RUN([
338	>	#include <stdlib.h>
339	>	#ifdef HAVE_UNISTD_H
340	>	#include <unistd.h>
341	>	#endif
342	>	#include <signal.h>
343	>	static int handled_signal = 0;
344	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
345	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
346	>	signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
347	>	exit(handled_signal == 2);
348	>	}
349	>	],
350	>	[ac_cv_signal_need_reinstall=yes],
351	>	[ac_cv_signal_need_reinstall=no]
352	>	)
353	>	AC_LANG_RESTORE
354	>	]
355	>	)
356	>	AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
357	>
358	>	dnl Check if sigaction handlers need to be reinstalled
359	>	AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
360	>	ac_cv_sigaction_need_reinstall, [
361	>	AC_LANG_SAVE
362	>	AC_LANG_CPLUSPLUS
363	>	AC_TRY_RUN([
364	>	#include <stdlib.h>
365	>	#ifdef HAVE_UNISTD_H
366	>	#include <unistd.h>
367	>	#endif
368	>	#include <signal.h>
369	>	static int handled_signal = 0;
370	>	RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
371	>	typedef RETSIGTYPE (*signal_handler)(int);
372	>	static signal_handler mysignal(int sig, signal_handler handler) {
373	>	struct sigaction old_sa;
374	>	struct sigaction new_sa;
375	>	new_sa.sa_handler = handler;
376	>	return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
377	>	}
378	>	int main(void) { /* returns 0 if signals need not to be reinstalled */
379	>	mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
380	>	exit(handled_signal == 2);
381	>	}
382	>	],
383	>	[ac_cv_sigaction_need_reinstall=yes],
384	>	[ac_cv_sigaction_need_reinstall=no]
385	>	)
386	>	AC_LANG_RESTORE
387	>	]
388	>	)
389	>	AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
390	>
391	>	dnl Check if extended signals are supported.
392	>	AC_CACHE_CHECK("whether your system supports extended signal handlers",
393	>	ac_cv_have_extended_signals, [
394	>	AC_LANG_SAVE
395	>	AC_LANG_CPLUSPLUS
396	>	AC_TRY_RUN([
397	>	#define HAVE_SIGINFO_T 1
398	>	#define CONFIGURE_TEST
399	>	#include "sigsegv.cpp"
400	>	],
401	>	[ac_cv_have_extended_signals=yes],
402	>	[ac_cv_have_extended_signals=no]
403	>	)
404	>	AC_LANG_RESTORE
405	>	]
406	>	)
407	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
408	>
409	>	dnl Otherwise, check for subterfuges.
410	>	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
411	>	AC_CACHE_CHECK("whether we then have a subterfuge for your system",
412	>	ac_cv_have_sigcontext_hack, [
413	>	AC_LANG_SAVE
414	>	AC_LANG_CPLUSPLUS
415	>	AC_TRY_RUN([
416	>	#define HAVE_SIGCONTEXT_SUBTERFUGE 1
417	>	#define CONFIGURE_TEST
418	>	#include "sigsegv.cpp"
419	>	],
420	>	[ac_cv_have_sigcontext_hack=yes],
421	>	[ac_cv_have_sigcontext_hack=no]
422	>	)
423	>	AC_LANG_RESTORE
424	>	])
425	>	AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
426		fi
179	–	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS"
427
428	<	dnl Check for i386 CPU.
429	<	HAVE_I386=no
430	<	AC_MSG_CHECKING(for x86 target CPU)
431	<	AC_EGREP_CPP(yes,
432	<	[
186	<	#ifdef __i386__
187	<	yes
188	<	#endif
189	<	], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
428	>	dnl Can we do Video on SEGV Signals ?
429	>	CAN_VOSF=no
430	>	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
431	>	CAN_VOSF=yes
432	>	fi
433
434	<	dnl Check for SPARC CPU.
435	<	HAVE_SPARC=no
436	<	AC_MSG_CHECKING(for SPARC target CPU)
437	<	AC_EGREP_CPP(yes,
438	<	[
439	<	#ifdef __sparc__
440	<	yes
441	<	#endif
442	<	], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
434	>	dnl Determine the addressing mode to use
435	>	if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
436	>	ADDRESSING_MODE="real"
437	>	else
438	>	ADDRESSING_MODE=""
439	>	AC_MSG_CHECKING([for the addressing mode to use])
440	>	for am in $ADDRESSING_TEST_ORDER; do
441	>	case $am in
442	>	real)
443	>	dnl Requires ability to mmap() Low Memory globals
444	>	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
445	>	continue
446	>	fi
447	>	dnl Requires VOSF screen updates
448	>	if [[ "x$CAN_VOSF" = "xno" ]]; then
449	>	continue
450	>	fi
451	>	dnl Real addressing will probably work.
452	>	ADDRESSING_MODE="real"
453	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
454	>	DEFINES="$DEFINES -DREAL_ADDRESSING"
455	>	break
456	>	;;
457	>	direct)
458	>	dnl Requires VOSF screen updates
459	>	if [[ "x$CAN_VOSF" = "xyes" ]]; then
460	>	ADDRESSING_MODE="direct"
461	>	WANT_VOSF=yes dnl we can use VOSF and we need it actually
462	>	DEFINES="$DEFINES -DDIRECT_ADDRESSING"
463	>	break
464	>	fi
465	>	;;
466	>	banks)
467	>	dnl Default addressing mode
468	>	ADDRESSING_MODE="memory banks"
469	>	break
470	>	;;
471	>	*)
472	>	AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
473	>	esac
474	>	done
475	>	AC_MSG_RESULT($ADDRESSING_MODE)
476	>	if [[ "x$ADDRESSING_MODE" = "x" ]]; then
477	>	AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
478	>	ADDRESSING_MODE="memory banks"
479	>	fi
480	>	fi
481	>
482	>	dnl Enable VOSF screen updates with this feature is requested and feasible
483	>	if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
484	>	AC_DEFINE(ENABLE_VOSF)
485	>	else
486	>	WANT_VOSF=no
487	>	fi
488
489		dnl Check for GAS.
490		HAVE_GAS=no
#	Line 217 | Line 505 | AC_EGREP_CPP(yes,
505		#endif
506		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
507
508	<	dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
509	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
508	>	dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
509	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
510		CFLAGS="$CFLAGS -fomit-frame-pointer"
511		CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
512		fi
513
514		dnl Select appropriate CPU source and REGPARAM define.
515	+	ASM_OPTIMIZATIONS=none
516		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
517	<	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
517	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
518	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
519		dnl i386 CPU
520		DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
521		if [[ "x$HAVE_GAS" = "xyes" ]]; then
522	<	DEFINES="$DEFINES -DX86_ASSEMBLY"
522	>	ASM_OPTIMIZATIONS=i386
523	>	DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
524		CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
525	+	FPUSRCS="../uae_cpu/fpu_x86.cpp"
526		fi
527		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
528		dnl SPARC CPU
529	<	case "$MACHINE" in
530	<	SunOS*)
529	>	case "$target_os" in
530	>	solaris*)
531		AC_MSG_CHECKING(SPARC CPU architecture)
532		SPARC_TYPE=`Solaris/which_sparc`
533		AC_MSG_RESULT($SPARC_TYPE)
534		case "$SPARC_TYPE" in
535		SPARC_V8)
536	<	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
536	>	ASM_OPTIMIZATIONS="SPARC V8 architecture"
537	>	DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
538		CFLAGS="$CFLAGS -Wa,-Av8"
539		CXXFLAGS="$CXXFLAGS -Wa,-Av8"
540		;;
541		SPARC_V9)
542	<	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
542	>	ASM_OPTIMIZATIONS="SPARC V9 architecture"
543	>	DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
544		CFLAGS="$CFLAGS -Wa,-Av9"
545		CXXFLAGS="$CXXFLAGS -Wa,-Av9"
546		;;
547		esac
548		;;
549		esac
550	+	elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
551	+	dnl Native m68k, no emulation
552	+	CPUINCLUDES="-I../native_cpu"
553	+	CPUSRCS="asm_support.s"
554		fi
555
556	<	dnl UAE CPU sources for all architectures.
557	<	CPUINCLUDES="-I../uae_cpu"
558	<	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 $CPUSRCS"
556	>	dnl Select appropriate FPU source.
557	>	dnl 1. Optimized X86 assembly core if target is i386 architecture
558	>	SAVED_DEFINES=$DEFINES
559	>	if [[ "x$FPE_CORE" = "xdefault" ]]; then
560	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
561	>	DEFINES="$DEFINES -DFPU_X86"
562	>	FPE_CORE_STR="i386 optimized core"
563	>	FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
564	>	else
565	>	FPE_CORE="uae"
566	>	fi
567	>	fi
568	>
569	>	dnl 2. JIT-FPU only supports IEEE-based implementation.
570	>	if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
571	>	AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
572	>	FPE_CORE="ieee"
573	>	dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
574	>	DEFINES=$SAVED_DEFINES
575	>	fi
576	>
577	>	dnl 3. Choose either IEEE-based implementation or the old UAE core
578	>	if [[ "x$FPE_CORE" = "xieee" ]]; then
579	>	AC_CHECK_HEADERS(fenv.h)
580	>	AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
581	>	AC_CHECK_FUNCS(fegetround fesetround)
582	>	DEFINES="$DEFINES -DFPU_IEEE"
583	>	FPE_CORE_STR="ieee-based fpu core"
584	>	FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
585	>	elif [[ "x$FPE_CORE" = "xuae" ]]; then
586	>	DEFINES="$DEFINES -DFPU_UAE"
587	>	FPE_CORE_STR="original uae core"
588	>	FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
589	>	fi
590	>
591	>	dnl Check for certain math functions
592	>	AC_CHECK_FUNCS(atanh)
593	>	AC_CHECK_FUNCS(isnan isinf)             dnl C99
594	>	AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
595	>
596	>	dnl UAE CPU sources for all non-m68k-native architectures.
597	>	if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
598	>	CPUINCLUDES="-I../uae_cpu"
599	>	CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
600	>	fi
601	>
602	>	dnl Remove the "-g" option if set for GCC.
603	>	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
604	>	dnl gb-- Probably not the cleanest way to take
605	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
606	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / /;s/^-g / /;s/ -g$/ /;s/^-g$//'`
607	>	fi
608	>
609	>	dnl Or if we have -Ofast
610	>	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
611	>	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
612	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/ -g$/ -Ofast/;s/^-g$/-Ofast/'`
613	>	CXXFLAGS="-LANG:std $CXXFLAGS"
614	>	LDFLAGS="$LDFLAGS -Ofast"
615	>	fi
616
617		dnl Generate Makefile.
618		AC_SUBST(DEFINES)
#	Line 265 | Line 620 | AC_SUBST(SYSSRCS)
620		AC_SUBST(CPUINCLUDES)
621		AC_SUBST(CPUSRCS)
622		AC_OUTPUT(Makefile)
623	<	echo "Configuration done. Now type \"make\"."
623	>
624	>	dnl Print summary.
625	>	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 Running m68k code natively ....... : $WANT_NATIVE_M68K
636	>	echo Floating-Point emulation core .... : $FPE_CORE_STR
637	>	echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
638	>	echo Addressing mode .................. : $ADDRESSING_MODE
639	>	echo
640	>	echo "Configuration done. Now type \"make\" (or \"gmake\")."

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