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

Comparing BasiliskII/src/Unix/configure.ac (file contents):
Revision 1.17 by cebix, 2003-07-25T13:45:25Z vs.
Revision 1.78 by asvitkine, 2010-07-28T01:07:45Z

#	Line 6 | Line 6 | AC_CONFIG_SRCDIR(main_unix.cpp)
6		AC_PREREQ(2.52)
7		AC_CONFIG_HEADER(config.h)
8
9	+	dnl Aliases for PACKAGE and VERSION macros.
10	+	AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE_NAME", [Define this program name.])
11	+	AC_DEFINE_UNQUOTED(VERSION, "$PACKAGE_VERSION", [Define this program version.])
12	+
13	+	dnl Some systems do not put corefiles in the currect directory, avoid saving
14	+	dnl cores for the configure tests since some are intended to dump core.
15	+	ulimit -c 0
16	+
17	+	AC_ARG_ENABLE(standalone-gui,[  --enable-standalone-gui enable a standalone GUI prefs editor [default=no]], [WANT_STANDALONE_GUI=$enableval], [WANT_STANDALONE_GUI=no])
18	+
19		dnl Video options.
20		AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
21		AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
22		AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
23		AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
24
25	+	dnl SDL options.
26	+	AC_ARG_ENABLE(sdl-static,    [  --enable-sdl-static     use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no])
27	+	AC_ARG_ENABLE(sdl-video,     [  --enable-sdl-video      use SDL for video graphics [default=no]], [WANT_SDL_VIDEO=$enableval], [WANT_SDL_VIDEO=no])
28	+	AC_ARG_ENABLE(sdl-audio,     [  --enable-sdl-audio      use SDL for audio [default=no]], [WANT_SDL_AUDIO=$enableval], [WANT_SDL_AUDIO=no])
29	+	AC_ARG_ENABLE(sdl-framework,    [  --enable-sdl-framework  use SDL framework [default=no]], [WANT_SDL_FRAMEWORK=$enableval], [WANT_SDL_FRAMEWORK=no])
30	+	AC_ARG_ENABLE(sdl-framework-prefix,    [  --enable-sdl-framework-prefix=PFX    default=/Library/Frameworks], [SDL_FRAMEWORK="$enableval"], [SDL_FRAMEWORK=/Library/Frameworks])
31	+
32		dnl JIT compiler options.
33		AC_ARG_ENABLE(jit-compiler,  [  --enable-jit-compiler   enable JIT compiler [default=no]], [WANT_JIT=$enableval], [WANT_JIT=no])
34		AC_ARG_ENABLE(jit-debug,     [  --enable-jit-debug      activate native code disassemblers [default=no]], [WANT_JIT_DEBUG=$enableval], [WANT_JIT_DEBUG=no])
#	Line 47 | Line 64 | AC_ARG_ENABLE(addressing,
64
65		dnl External packages.
66		AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
67	<	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
67	>	AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]],
68	>	[case "$withval" in
69	>	gtk1)      WANT_GTK="gtk";;
70	>	gtk|gtk2)  WANT_GTK="$withval";;
71	>	yes)       WANT_GTK="gtk2 gtk";;
72	>	*)         WANT_GTK="no";;
73	>	esac],
74	>	[WANT_GTK="gtk2 gtk"])
75		AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
76
77		dnl Canonical system information.
#	Line 79 | Line 103 | case "$target_cpu" in
103		x86_64* ) HAVE_X86_64=yes;;
104		esac
105
106	+	dnl Check if we should really be assuming x86_64 even if we detected HAVE_I386 above.
107	+	if [[ "x$HAVE_I386" = "xyes" ]]; then
108	+	AC_TRY_RUN([
109	+	int main(void) {
110	+	#if defined(__x86_64__)
111	+	return 0;
112	+	#else
113	+	return 1;
114	+	#endif
115	+	}
116	+	], [
117	+	HAVE_I386=no
118	+	HAVE_X86_64=yes
119	+	])
120	+	fi
121	+
122	+	dnl Check if we should really be assuming x86_64 even if we detected HAVE_I386 above.
123	+	if [[ "x$HAVE_I386" = "xyes" ]]; then
124	+	AC_TRY_RUN([
125	+	int main(void) {
126	+	#if defined(__x86_64__)
127	+	return 0;
128	+	#else
129	+	return 1;
130	+	#endif
131	+	}
132	+	], [
133	+	HAVE_I386=no
134	+	HAVE_X86_64=yes
135	+	])
136	+	fi
137	+
138		dnl Checks for programs.
139		AC_PROG_CC
140		AC_PROG_CC_C_O
#	Line 86 | Line 142 | AC_PROG_CPP
142		AC_PROG_CXX
143		AC_PROG_MAKE_SET
144		AC_PROG_INSTALL
145	+	AC_PROG_EGREP
146
147		dnl We use mon if possible.
148		MONSRCS=
#	Line 95 | Line 152 | if [[ "x$WANT_MON" = "xyes" ]]; then
152		if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
153		AC_MSG_RESULT(yes)
154		AC_DEFINE(ENABLE_MON, 1, [Define if using "mon".])
155	<	MONSRCS="$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/mon_lowmem.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
155	>	MONSRCS="$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/mon_lowmem.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c $mon_srcdir/disass/mips-dis.c $mon_srcdir/disass/mips-opc.c $mon_srcdir/disass/mips16-opc.c"
156		CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
157		AC_CHECK_LIB(ncurses, tgetent, ,
158	<	AC_CHECK_LIB(termcap, tgetent, ,
159	<	AC_CHECK_LIB(termlib, tgetent, ,
160	<	AC_CHECK_LIB(terminfo, tgetent, ,
161	<	AC_CHECK_LIB(Hcurses, tgetent, ,
162	<	AC_CHECK_LIB(curses, tgetent))))))
158	>	[AC_CHECK_LIB(termcap, tgetent, ,
159	>	[AC_CHECK_LIB(termlib, tgetent, ,
160	>	[AC_CHECK_LIB(terminfo, tgetent, ,
161	>	[AC_CHECK_LIB(Hcurses, tgetent, ,
162	>	[AC_CHECK_LIB(curses, tgetent)])])])])])
163		AC_CHECK_LIB(readline, readline)
107	–	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
164		else
165		AC_MSG_RESULT(no)
166		AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
#	Line 115 | Line 171 | fi
171		dnl Checks for libraries.
172		AC_CHECK_LIB(posix4, sem_init)
173		AC_CHECK_LIB(rt, timer_create)
174	+	AC_CHECK_LIB(rt, shm_open)
175	+	AC_CHECK_LIB(m, cos)
176	+
177	+	dnl AC_CHECK_SDLFRAMEWORK($1=NAME, $2=INCLUDES)
178	+	dnl AC_TRY_LINK uses main() but SDL needs main to take args,
179	+	dnl therefore main is undefined with #undef.
180	+	dnl Framework can be in an custom location.
181	+	AC_DEFUN([AC_CHECK_SDLFRAMEWORK], [
182	+	AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])
183	+	AC_CACHE_CHECK([whether compiler supports framework $1],
184	+	ac_Framework, [
185	+	saved_LIBS="$LIBS"
186	+	LIBS="$LIBS -framework $1"
187	+	if [[ "x$SDL_FRAMEWORK" != "x/Library/Frameworks" ]]; then
188	+	if [[ "x$SDL_FRAMEWORK" != "x/System/Library/Frameworks" ]]; then
189	+	LIBS="$saved_LIBS -F$SDL_FRAMEWORK -framework $1"
190	+	fi
191	+	fi
192	+	saved_CPPFLAGS="$CPPFLAGS"
193	+	CPPFLAGS="$CPPFLAGS -I$SDL_FRAMEWORK/SDL.framework/Headers"
194	+	AC_TRY_LINK(
195	+	[$2
196	+	#undef main], [],
197	+	[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no);
198	+	LIBS="$saved_LIBS"; CPPFLAGS="$saved_CPPFLAGS"]
199	+	)
200	+	])
201	+	AS_IF([test AS_VAR_GET(ac_Framework) = yes],
202	+	[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
203	+	)
204	+	AS_VAR_POPDEF([ac_Framework])
205	+	])
206
207	<	dnl We need X11.
208	<	AC_PATH_XTRA
209	<	if [[ "x$no_x" = "xyes" ]]; then
210	<	AC_MSG_ERROR([You need X11 to run Basilisk II.])
211	<	fi
212	<	CFLAGS="$CFLAGS $X_CFLAGS"
213	<	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
214	<	LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
207	>	dnl Do we need SDL?
208	>	WANT_SDL=no
209	>	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
210	>	WANT_SDL=yes
211	>	WANT_XF86_DGA=no
212	>	WANT_XF86_VIDMODE=no
213	>	WANT_FBDEV_DGA=no
214	>	SDL_SUPPORT="$SDL_SUPPORT video"
215	>	fi
216	>	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
217	>	WANT_SDL=yes
218	>	SDL_SUPPORT="$SDL_SUPPORT audio"
219	>	fi
220	>	if [[ "x$WANT_SDL" = "xyes" ]]; then
221	>	if [[ "x$WANT_SDL_FRAMEWORK" = "xyes" ]]; then
222	>	AC_CHECK_SDLFRAMEWORK(SDL, [#include <SDL.h>])
223	>	else
224	>	ac_cv_framework_SDL=no
225	>	fi
226	>	if [[ "x$ac_cv_framework_SDL" = "xno" ]]; then
227	>	AC_PATH_PROG(sdl_config, "sdl-config")
228	>	if [[ -n "$sdl_config" ]]; then
229	>	case $target_os in
230	>	# Special treatment for Cygwin so that we can still use the POSIX layer
231	>	*cygwin*)
232	>	sdl_cflags="-I`$sdl_config --prefix`/include/SDL"
233	>	sdl_libs="-L`$sdl_config --exec-prefix`/lib -lSDL"
234	>	;;
235	>	*)
236	>	sdl_cflags=`$sdl_config --cflags`
237	>	if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then
238	>	sdl_libs=`$sdl_config --static-libs`
239	>	else
240	>	sdl_libs=`$sdl_config --libs`
241	>	fi
242	>	;;
243	>	esac
244	>	CFLAGS="$CFLAGS $sdl_cflags"
245	>	CXXFLAGS="$CXXFLAGS $sdl_cflags"
246	>	LIBS="$LIBS $sdl_libs"
247	>	else
248	>	WANT_SDL=no
249	>	fi
250	>	fi
251	>	SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"`
252	>	else
253	>	SDL_SUPPORT="none"
254	>	fi
255	>
256	>	dnl We need X11, if not using SDL.
257	>	if [[ "x$WANT_SDL" = "xno" ]]; then
258	>	AC_PATH_XTRA
259	>	if [[ "x$no_x" = "xyes" ]]; then
260	>	AC_MSG_ERROR([You need X11 to run Basilisk II.])
261	>	fi
262	>	CFLAGS="$CFLAGS $X_CFLAGS"
263	>	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
264	>	LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
265	>	fi
266
267		dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
268		HAVE_PTHREADS=yes
#	Line 137 | Line 276 | AC_CHECK_LIB(pthread, pthread_create, ,
276		if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
277		AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
278		fi
279	<	AC_CHECK_FUNCS(pthread_cancel)
279	>	AC_CHECK_FUNCS(pthread_cond_init)
280	>	AC_CHECK_FUNCS(pthread_cancel pthread_testcancel)
281		AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
282		AC_CHECK_FUNCS(pthread_mutexattr_settype)
283		AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
#	Line 181 | Line 321 | fi
321
322		dnl We use GTK+ if possible.
323		UISRCS=../dummy/prefs_editor_dummy.cpp
324	<	if [[ "x$WANT_GTK" = "xyes" ]]; then
324	>	case "x$WANT_GTK" in
325	>	xgtk2*)
326	>	AM_PATH_GTK_2_0(1.3.15, [
327	>	GUI_CFLAGS="$GTK_CFLAGS"
328	>	GUI_LIBS="$GTK_LIBS"
329	>	WANT_GTK=gtk2
330	>	], [
331	>	case "x${WANT_GTK}x" in
332	>	*gtkx)
333	>	AC_MSG_WARN([Could not find GTK+ 2.0, trying with GTK+ 1.2.])
334	>	WANT_GTK=gtk
335	>	;;
336	>	*)
337	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
338	>	WANT_GTK=no
339	>	;;
340	>	esac
341	>	])
342	>	;;
343	>	esac
344	>	if [[ "x$WANT_GTK" = "xgtk" ]]; then
345		AM_PATH_GTK(1.2.0, [
346	<	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
347	<	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
348	<	LIBS="$LIBS $GTK_LIBS"
349	<	UISRCS=prefs_editor_gtk.cpp
346	>	GUI_CFLAGS="$GTK_CFLAGS"
347	>	GUI_LIBS="$GTK_LIBS"
348	>	dnl somehow, <gnome-i18n.h> would redefine gettext() to nothing if
349	>	dnl ENABLE_NLS is not set, thusly conflicting with C++ <string> which
350	>	dnl includes <libintl.h>
351	>	AM_GNU_GETTEXT
352		B2_PATH_GNOMEUI([
353		AC_DEFINE(HAVE_GNOMEUI, 1, [Define if libgnomeui is available.])
354	<	CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
355	<	LIBS="$LIBS $GNOMEUI_LIBS"
354	>	GUI_CFLAGS="$GUI_CFLAGS $GNOMEUI_CFLAGS"
355	>	GUI_LIBS="$GUI_LIBS $GNOMEUI_LIBS"
356		], [])
357		], [
358		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
359		WANT_GTK=no
360		])
361		fi
362	+	if [[ "x$WANT_GTK" != "xno" -a "x$WANT_STANDALONE_GUI" = "xno" ]]; then
363	+	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
364	+	UISRCS=prefs_editor_gtk.cpp
365	+	fi
366	+	AC_SUBST(GUI_CFLAGS)
367	+	AC_SUBST(GUI_LIBS)
368	+
369	+	dnl Build external GUI if requested.
370	+	if [[ "$WANT_STANDALONE_GUI" != "yes" ]]; then
371	+	WANT_STANDALONE_GUI=no
372	+	fi
373	+	if [[ "$WANT_GTK" = "no" ]]; then
374	+	WANT_STANDALONE_GUI=no
375	+	fi
376	+	AC_SUBST(STANDALONE_GUI, [$WANT_STANDALONE_GUI])
377
378		dnl We use ESD if possible.
379		if [[ "x$WANT_ESD" = "xyes" ]]; then
#	Line 216 | Line 393 | AC_SYS_LARGEFILE
393
394		dnl Checks for header files.
395		AC_HEADER_STDC
396	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
396	>	AC_CHECK_HEADERS(stdlib.h stdint.h)
397	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/types.h sys/time.h sys/mman.h mach/mach.h)
398	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
399	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
400	>	AC_CHECK_HEADERS(sys/poll.h sys/select.h)
401	>	AC_CHECK_HEADERS(arpa/inet.h)
402	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
403	>	#ifdef HAVE_SYS_TYPES_H
404	>	#include <sys/types.h>
405	>	#endif
406	>	#ifdef HAVE_SYS_SOCKET_H
407	>	#include <sys/socket.h>
408	>	#endif
409	>	])
410	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
411	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
412
413		dnl Checks for typedefs, structures, and compiler characteristics.
414		AC_C_BIGENDIAN
#	Line 231 | Line 423 | AC_CHECK_SIZEOF(double, 8)
423		AC_CHECK_SIZEOF(long double, 12)
424		AC_CHECK_SIZEOF(void *, 4)
425		AC_TYPE_OFF_T
426	<	AC_CHECK_TYPE(loff_t, off_t)
427	<	AC_CHECK_TYPE(caddr_t, [char *])
426	>	AC_CHECK_TYPES(loff_t)
427	>	AC_CHECK_TYPES(caddr_t)
428		AC_TYPE_SIZE_T
429		AC_TYPE_SIGNAL
430		AC_HEADER_TIME
#	Line 256 | Line 448 | if [[ "x$ac_cv_type_socklen_t" != "xyes"
448		fi
449
450		dnl Checks for library functions.
451	<	AC_CHECK_FUNCS(strdup cfmakeraw)
451	>	AC_CHECK_FUNCS(strdup strerror cfmakeraw)
452		AC_CHECK_FUNCS(clock_gettime timer_create)
453		AC_CHECK_FUNCS(sigaction signal)
454		AC_CHECK_FUNCS(mmap mprotect munmap)
455		AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
456	+	AC_CHECK_FUNCS(poll inet_aton)
457
458		dnl Darwin seems to define mach_task_self() instead of task_self().
459		AC_CHECK_FUNCS(mach_task_self task_self)
#	Line 287 | Line 480 | mips-sony-bsd|mips-sony-newsos4)
480		*-*-sco3.2v5*)
481		no_dev_ptmx=1
482		;;
483	+	*-*-cygwin*)
484	+	no_dev_ptmx=1
485	+	;;
486	+	*-*-darwin*)
487	+	no_dev_ptmx=1
488	+	;;
489		esac
490
491		if test -z "$no_dev_ptmx" ; then
#	Line 305 | Line 504 | AC_CHECK_FILE([/dev/ptc],
504		have_dev_ptc=1
505		]
506		)
308	–
507		dnl (end of code from openssh-3.2.2p1 configure.ac)
508
509	+	dnl Check for systems where POSIX-style non-blocking I/O (O_NONBLOCK)
510	+	dnl doesn't work or is unimplemented. On these systems (mostly older
511	+	dnl ones), use the old BSD-style FIONBIO approach instead. [tcl.m4]
512	+	AC_CACHE_CHECK([FIONBIO vs. O_NONBLOCK for non-blocking I/O],
513	+	ac_cv_nonblocking_io, [
514	+	case "$host" in
515	+	*-*-osf*)
516	+	ac_cv_nonblocking_io=FIONBIO
517	+	;;
518	+	*-*-sunos4*)
519	+	ac_cv_nonblocking_io=FIONBIO
520	+	;;
521	+	*-*-ultrix*)
522	+	ac_cv_nonblocking_io=FIONBIO
523	+	;;
524	+	*)
525	+	ac_cv_nonblocking_io=O_NONBLOCK
526	+	;;
527	+	esac
528	+	])
529	+	if [[ "$ac_cv_nonblocking_io" = "FIONBIO" ]]; then
530	+	AC_DEFINE(USE_FIONBIO, 1, [Define if BSD-style non-blocking I/O is to be used])
531	+	fi
532	+
533	+	dnl Check whether compiler supports byte bit-fields
534	+	AC_CACHE_CHECK([whether compiler supports byte bit-fields],
535	+	ac_cv_have_byte_bitfields, [
536	+	AC_LANG_SAVE
537	+	AC_LANG_CPLUSPLUS
538	+	AC_TRY_RUN([
539	+	struct A {
540	+	unsigned char b1:4;
541	+	unsigned char b2:4;
542	+	unsigned char c;
543	+	unsigned short s;
544	+	unsigned char a[4];
545	+	};
546	+
547	+	int main(void) {
548	+	A a;
549	+	return ! (sizeof(A) == 8 && &a.c == ((unsigned char *)&a + 1));
550	+	}],
551	+	[ac_cv_have_byte_bitfields=yes],
552	+	[ac_cv_have_byte_bitfields=no],
553	+	dnl When cross-compiling, assume only GCC supports this
554	+	[if [[ "$GCC" = "yes" ]]; then
555	+	ac_cv_have_byte_bitfields="guessing yes"
556	+	else
557	+	ac_cv_have_byte_bitfields="guessing no"
558	+	fi]
559	+	)
560	+	AC_LANG_RESTORE
561	+	])
562	+
563	+	dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
564	+	AC_DEFUN([AC_CHECK_FRAMEWORK], [
565	+	AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
566	+	AC_CACHE_CHECK([whether compiler supports framework $1],
567	+	ac_Framework, [
568	+	saved_LIBS="$LIBS"
569	+	LIBS="$LIBS -framework $1"
570	+	AC_TRY_LINK(
571	+	[$2], [],
572	+	[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
573	+	)
574	+	])
575	+	AS_IF([test AS_VAR_GET(ac_Framework) = yes],
576	+	[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
577	+	)
578	+	AS_VAR_POPDEF([ac_Framework])dnl
579	+	])
580	+
581	+	dnl Check for some MacOS X frameworks
582	+	AC_CHECK_FRAMEWORK(AppKit, [])
583	+	AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
584	+	AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
585	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
586
587		dnl Select system-dependant source files.
588		SERIALSRC=serial_unix.cpp
589		ETHERSRC=../dummy/ether_dummy.cpp
590		SCSISRC=../dummy/scsi_dummy.cpp
591		AUDIOSRC=../dummy/audio_dummy.cpp
592	+	EXTFSSRC=extfs_unix.cpp
593		EXTRASYSSRCS=
594		CAN_NATIVE_M68K=no
595		case "$target_os" in
#	Line 347 | Line 623 | freebsd*)
623		;;
624		netbsd*)
625		CAN_NATIVE_M68K=yes
626	+	ETHERSRC=ether_unix.cpp
627		;;
628		solaris*)
629		AUDIOSRC=Solaris/audio_solaris.cpp
630		DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
631		;;
632		irix*)
356	–	ETHERSRC=ether_unix.cpp
633		AUDIOSRC=Irix/audio_irix.cpp
634		EXTRASYSSRCS=Irix/unaligned.c
359	–	dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
360	–	DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
635		LIBS="$LIBS -laudio"
636		WANT_ESD=no
637
#	Line 367 | Line 641 | irix*)
641		CFLAGS=`echo "$CFLAGS -IPA" | sed -e "s/-g//g"`
642		AC_MSG_CHECKING(if "-IPA" works)
643		dnl Do a test compile of an empty function
644	<	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
644	>	AC_TRY_COMPILE([#if defined __GNUC__
645	>	# error GCC does not support IPA yet
646	>	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
647		CFLAGS="$ocflags"
648	+	;;
649	+	darwin*)
650	+	ETHERSRC=ether_unix.cpp
651	+	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
652	+	EXTRASYSSRCS="../MacOSX/sys_darwin.cpp"
653	+	fi
654	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
655	+	EXTFSSRC=../MacOSX/extfs_macosx.cpp
656	+	fi
657	+	;;
658	+	cygwin*)
659	+	SERIALSRC="../dummy/serial_dummy.cpp"
660	+	EXTRASYSSRCS="../Windows/BasiliskII.rc"
661	+	;;
662	+	esac
663
664	+	dnl Is the slirp library supported?
665	+	case "$ac_cv_have_byte_bitfields" in
666	+	yes|"guessing yes")
667	+	CAN_SLIRP=yes
668	+	ETHERSRC=ether_unix.cpp
669		;;
670		esac
671	+	if [[ -n "$CAN_SLIRP" ]]; then
672	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
673	+	SLIRP_SRCS="\
674	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
675	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
676	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
677	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
678	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
679	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
680	+	fi
681	+	AC_SUBST(SLIRP_SRCS)
682	+
683	+	dnl SDL overrides
684	+	if [[ "x$WANT_SDL" = "xyes" ]]; then
685	+	AC_DEFINE(USE_SDL, 1, [Define to enble SDL support])
686	+	if [[ "x$WANT_SDL_FRAMEWORK" = "xyes" ]]; then
687	+	EXTRASYSSRCS="$EXTRASYSSRCS ../SDL/SDLMain.m"
688	+	fi
689	+	fi
690	+	if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
691	+	AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support])
692	+	VIDEOSRCS="../SDL/video_sdl.cpp"
693	+	KEYCODES="../SDL/keycodes"
694	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
695	+	EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/clip_macosx.cpp"
696	+	else
697	+	case "$target_os" in
698	+	cygwin*)
699	+	EXTRASYSSRCS="$EXTRASYSSRCS ../Windows/clip_windows.cpp"
700	+	;;
701	+	*)
702	+	EXTRASYSSRCS="$EXTRASYSSRCS ../dummy/clip_dummy.cpp"
703	+	;;
704	+	esac
705	+	fi
706	+	else
707	+	VIDEOSRCS="video_x.cpp"
708	+	KEYCODES="keycodes"
709	+	EXTRASYSSRCS="$EXTRASYSSRCS clip_unix.cpp"
710	+	fi
711	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
712	+	AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support])
713	+	AUDIOSRC="../SDL/audio_sdl.cpp"
714	+	fi
715
716		dnl Use 68k CPU natively?
717		WANT_NATIVE_M68K=no
#	Line 387 | Line 727 | if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
727		ETHERSRC=../dummy/ether_dummy.cpp
728		AUDIOSRC=../dummy/audio_dummy.cpp
729		fi
730	<	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
730	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
731
732		dnl Define a macro that translates a yesno-variable into a C macro definition
733		dnl to be put into the config.h file
734		dnl $1 -- the macro to define
735		dnl $2 -- the value to translate
736		dnl $3 -- template name
737	<	AC_DEFUN(AC_TRANSLATE_DEFINE, [
737	>	AC_DEFUN([AC_TRANSLATE_DEFINE], [
738		if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
739		AC_DEFINE($1, 1, $3)
740		fi
741		])
742
743	+	dnl Check that the host supports TUN/TAP devices
744	+	AC_CACHE_CHECK([whether TUN/TAP is supported],
745	+	ac_cv_tun_tap_support, [
746	+	AC_TRY_COMPILE([
747	+	#if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H)
748	+	#include <linux/if.h>
749	+	#include <linux/if_tun.h>
750	+	#endif
751	+	#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H)
752	+	#include <net/if.h>
753	+	#include <net/if_tun.h>
754	+	#endif
755	+	], [
756	+	struct ifreq ifr;
757	+	memset(&ifr, 0, sizeof(ifr));
758	+	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
759	+	],
760	+	ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no
761	+	)
762	+	])
763	+	AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support",
764	+	[Define if your system supports TUN/TAP devices.])
765	+
766		dnl Various checks if the system supports vm_allocate() and the like functions.
767		have_mach_vm=no
768		if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
#	Line 546 | Line 909 | AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_
909
910		fi dnl HAVE_MMAP_VM
911
912	+	dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
913	+	AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x2000],
914	+	ac_cv_pagezero_hack, [
915	+	ac_cv_pagezero_hack=no
916	+	if AC_TRY_COMMAND([Darwin/testlmem.sh 0x2000]); then
917	+	ac_cv_pagezero_hack=yes
918	+	dnl might as well skip the test for mmap-able low memory
919	+	ac_cv_can_map_lm=no
920	+	fi
921	+	])
922	+	AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
923	+	[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
924	+
925		dnl Check if we can mmap 0x2000 bytes from 0x0000
926		AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
927		ac_cv_can_map_lm, [
#	Line 630 | Line 1006 | AC_CACHE_CHECK([whether sigaction handle
1006		AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
1007		[Define if your system requires sigactions to be reinstalled.])
1008
1009	<	dnl Check if extended signals are supported.
1010	<	AC_CACHE_CHECK([whether your system supports extended signal handlers],
1011	<	ac_cv_have_extended_signals, [
1009	>	dnl Check if Mach exceptions supported.
1010	>	AC_CACHE_CHECK([whether your system supports Mach exceptions],
1011	>	ac_cv_have_mach_exceptions, [
1012		AC_LANG_SAVE
1013		AC_LANG_CPLUSPLUS
1014		AC_TRY_RUN([
1015	<	#define HAVE_SIGINFO_T 1
1015	>	#define HAVE_MACH_VM 1
1016	>	#define HAVE_MACH_TASK_SELF 1
1017	>	#define HAVE_MACH_EXCEPTIONS 1
1018		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1019		#include "vm_alloc.cpp"
1020		#include "sigsegv.cpp"
1021	<	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
1021	>	], [
1022	>	sigsegv_recovery=mach
1023	>	ac_cv_have_mach_exceptions=yes
1024	>	],
1025	>	ac_cv_have_mach_exceptions=no,
1026	>	dnl When cross-compiling, do not assume anything.
1027	>	ac_cv_have_mach_exceptions=no
1028	>	)
1029	>	AC_LANG_RESTORE
1030	>	]
1031	>	)
1032	>	AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
1033	>	[Define if your system supports Mach exceptions.])
1034	>
1035	>	dnl Check if Windows exceptions are supported.
1036	>	AC_CACHE_CHECK([whether your system supports Windows exceptions],
1037	>	ac_cv_have_win32_exceptions, [
1038	>	AC_LANG_SAVE
1039	>	AC_LANG_CPLUSPLUS
1040	>	AC_TRY_RUN([
1041	>	#define HAVE_WIN32_EXCEPTIONS 1
1042	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1043	>	#include "vm_alloc.cpp"
1044	>	#include "sigsegv.cpp"
1045	>	], [
1046	>	sigsegv_recovery=win32
1047	>	ac_cv_have_win32_exceptions=yes
1048	>	],
1049	>	ac_cv_have_win32_exceptions=no,
1050		dnl When cross-compiling, do not assume anything.
1051	<	ac_cv_have_extended_signals=no
1051	>	ac_cv_have_win32_exceptions=no
1052		)
1053		AC_LANG_RESTORE
1054		]
1055		)
1056	<	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
1057	<	[Define if your system support extended signals.])
1056	>	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
1057	>	[Define if your system supports Windows exceptions.])
1058	>
1059	>	dnl Otherwise, check if extended signals are supported.
1060	>	if [[ -z "$sigsegv_recovery" ]]; then
1061	>	AC_CACHE_CHECK([whether your system supports extended signal handlers],
1062	>	ac_cv_have_extended_signals, [
1063	>	AC_LANG_SAVE
1064	>	AC_LANG_CPLUSPLUS
1065	>	AC_TRY_RUN([
1066	>	#define HAVE_SIGINFO_T 1
1067	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1068	>	#include "vm_alloc.cpp"
1069	>	#include "sigsegv.cpp"
1070	>	], [
1071	>	sigsegv_recovery=siginfo
1072	>	ac_cv_have_extended_signals=yes
1073	>	],
1074	>	ac_cv_have_extended_signals=no,
1075	>	dnl When cross-compiling, do not assume anything.
1076	>	ac_cv_have_extended_signals=no
1077	>	)
1078	>	AC_LANG_RESTORE
1079	>	]
1080	>	)
1081	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
1082	>	[Define if your system support extended signals.])
1083	>	fi
1084
1085		dnl Otherwise, check for subterfuges.
1086	<	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
1086	>	if [[ -z "$sigsegv_recovery" ]]; then
1087		AC_CACHE_CHECK([whether we then have a subterfuge for your system],
1088		ac_cv_have_sigcontext_hack, [
1089		AC_LANG_SAVE
#	Line 661 | Line 1093 | if [[ "x$ac_cv_have_extended_signals" =
1093		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1094		#include "vm_alloc.cpp"
1095		#include "sigsegv.cpp"
1096	<	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
1096	>	], [
1097	>	sigsegv_recovery=sigcontext
1098	>	ac_cv_have_sigcontext_hack=yes
1099	>	],
1100	>	ac_cv_have_sigcontext_hack=no,
1101		dnl When cross-compiling, do not assume anything.
1102		ac_cv_have_sigcontext_hack=no
1103		)
#	Line 693 | Line 1129 | AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_IN
1129
1130		dnl Can we do Video on SEGV Signals ?
1131		CAN_VOSF=no
1132	<	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
1132	>	if [[ -n "$sigsegv_recovery" ]]; then
1133		CAN_VOSF=yes
1134		fi
1135
1136	+	dnl A dummy program that returns always true
1137	+	AC_PATH_PROG([BLESS], "true")
1138	+
1139	+	dnl Check for linker script support
1140	+	case $target_os:$target_cpu in
1141	+	linux*:i?86)    LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1142	+	linux*:x86_64)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
1143	+	linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
1144	+	netbsd*:i?86)   LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1145	+	freebsd*:i?86)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
1146	+	darwin*:*)      LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
1147	+	esac
1148	+	if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
1149	+	AC_CACHE_CHECK([whether linker script is usable],
1150	+	ac_cv_linker_script_works, [
1151	+	AC_LANG_SAVE
1152	+	AC_LANG_CPLUSPLUS
1153	+	saved_LDFLAGS="$LDFLAGS"
1154	+	LDFLAGS="$LDFLAGS $LINKER_SCRIPT_FLAGS"
1155	+	AC_TRY_RUN(
1156	+	[int main() {if ((char *)&main < (char *)0x70000000) return 1;}],
1157	+	[ac_cv_linker_script_works=yes],
1158	+	[ac_cv_linker_script_works=no],
1159	+	dnl When cross-compiling, assume it works
1160	+	[ac_cv_linker_script_works="guessing yes"]
1161	+	)
1162	+	AC_LANG_RESTORE
1163	+	if [[ "$ac_cv_linker_script_works" = "no" ]]; then
1164	+	LDFLAGS="$saved_LDFLAGS"
1165	+	LINKER_SCRIPT_FLAGS=""
1166	+	fi
1167	+	])
1168	+	fi
1169	+	AC_TRANSLATE_DEFINE(HAVE_LINKER_SCRIPT, "$ac_cv_linker_script_works",
1170	+	[Define if there is a linker script to relocate the executable above 0x70000000.])
1171	+
1172		dnl Determine the addressing mode to use
1173		if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
1174		ADDRESSING_MODE="real"
#	Line 707 | Line 1179 | else
1179		case $am in
1180		real)
1181		dnl Requires ability to mmap() Low Memory globals
1182	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
1182	>	if [[ "x$ac_cv_can_map_lm$ac_cv_pagezero_hack" = "xnono" ]]; then
1183		continue
1184		fi
1185	<	dnl Requires VOSF screen updates
1185	>	dnl Requires VOSF screen updates
1186		if [[ "x$CAN_VOSF" = "xno" ]]; then
1187		continue
1188		fi
#	Line 718 | Line 1190 | else
1190		ADDRESSING_MODE="real"
1191		WANT_VOSF=yes dnl we can use VOSF and we need it actually
1192		DEFINES="$DEFINES -DREAL_ADDRESSING"
1193	+	if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
1194	+	BLESS=Darwin/lowmem
1195	+	LDFLAGS="$LDFLAGS -pagezero_size 0x2000"
1196	+	fi
1197		break
1198		;;
1199		direct)
#	Line 770 | Line 1246 | AC_MSG_RESULT($HAVE_GAS)
1246		dnl Check for GCC 2.7 or higher.
1247		HAVE_GCC27=no
1248		AC_MSG_CHECKING(for GCC 2.7 or higher)
1249	<	AC_EGREP_CPP(xyes,
1250	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1251	<	xyes
1252	<	#endif
1253	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1249	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1250	>	# error gcc < 2.7
1251	>	#endif
1252	>	]])],
1253	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1254	>	[AC_MSG_RESULT(no)])
1255
1256		dnl Check for GCC 3.0 or higher.
1257		HAVE_GCC30=no
1258		AC_MSG_CHECKING(for GCC 3.0 or higher)
1259	<	AC_EGREP_CPP(xyes,
1260	<	[#if __GNUC__ >= 3
1261	<	xyes
1262	<	#endif
1263	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1259	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1260	>	# error gcc < 3
1261	>	#endif
1262	>	]])],
1263	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1264	>	[AC_MSG_RESULT(no)])
1265	>
1266	>	dnl Check for ICC.
1267	>	AC_MSG_CHECKING(for ICC)
1268	>	HAVE_ICC=no
1269	>	if $CXX -V -v 2>&1 | grep -q "Intel(R) C++ Compiler"; then
1270	>	HAVE_ICC=yes
1271	>	fi
1272	>	AC_MSG_RESULT($HAVE_ICC)
1273
1274		dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
1275		dnl Also set "-fno-exceptions" for C++ because exception handling requires
#	Line 798 | Line 1284 | dnl As of 2001/08/02, this affects the f
1284		dnl Official: probably gcc-3.1 (mainline CVS)
1285		dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
1286		dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
1287	<	if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1287	>	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1288		SAVED_CXXFLAGS="$CXXFLAGS"
1289		CXXFLAGS="$CXXFLAGS -fno-merge-constants"
1290		AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
#	Line 812 | Line 1298 | if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1298		fi
1299		fi
1300
1301	+	dnl Store motion was introduced in 3.3-hammer branch and any gcc >= 3.4
1302	+	dnl However, there are some corner cases exposed on x86-64
1303	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1304	+	SAVED_CXXFLAGS="$CXXFLAGS"
1305	+	CXXFLAGS="$CXXFLAGS -fno-gcse-sm"
1306	+	AC_CACHE_CHECK([whether GCC supports store motion], ac_cv_gcc_store_motion, [
1307	+	AC_LANG_SAVE
1308	+	AC_LANG_CPLUSPLUS
1309	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_store_motion=yes],[ac_cv_gcc_store_motion=no])
1310	+	AC_LANG_RESTORE
1311	+	])
1312	+	if [[ "x$ac_cv_gcc_store_motion" != "xyes" ]]; then
1313	+	CXXFLAGS="$SAVED_CXXFLAGS"
1314	+	fi
1315	+	fi
1316	+
1317	+	dnl Add -fno-strict-aliasing for slirp sources
1318	+	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1319	+	SAVED_CFLAGS="$CFLAGS"
1320	+	CFLAGS="$CFLAGS -fno-strict-aliasing"
1321	+	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1322	+	ac_cv_gcc_no_strict_aliasing, [
1323	+	AC_TRY_COMPILE([],[],
1324	+	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1325	+	[ac_cv_gcc_no_strict_aliasing=no])
1326	+	])
1327	+	CFLAGS="$SAVED_CFLAGS"
1328	+	fi
1329	+
1330	+	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1331	+	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1332	+	SAVED_CFLAGS="$CFLAGS"
1333	+	CFLAGS="$CFLAGS -mdynamic-no-pic"
1334	+	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1335	+	ac_cv_gcc_mdynamic_no_pic, [
1336	+	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1337	+	])
1338	+	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1339	+	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1340	+	else
1341	+	CFLAGS="$SAVED_CFLAGS"
1342	+	fi
1343	+	fi
1344	+
1345		dnl Select appropriate CPU source and REGPARAM define.
1346		ASM_OPTIMIZATIONS=none
1347		CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
#	Line 826 | Line 1356 | if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE
1356		DEFINES="$DEFINES -DUNALIGNED_PROFITABLE -DREGPARAM=\"__attribute__((regparm(3)))\""
1357		if [[ "x$HAVE_GAS" = "xyes" ]]; then
1358		ASM_OPTIMIZATIONS=i386
1359	<	DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTIMIZED_FLAGS -DSAHF_SETO_PROFITABLE"
1359	>	DEFINES="-m32 $DEFINES -DX86_ASSEMBLY -DOPTIMIZED_FLAGS -DSAHF_SETO_PROFITABLE"
1360		JITSRCS="cpuemu1_nf.cpp cpuemu2_nf.cpp cpuemu3_nf.cpp cpuemu4_nf.cpp cpuemu5_nf.cpp cpuemu6_nf.cpp cpuemu7_nf.cpp cpuemu8_nf.cpp $JITSRCS"
1361		CAN_JIT=yes
1362		fi
#	Line 835 | Line 1365 | elif [[ "x$HAVE_GCC30" = "xyes" -a "x$HA
1365		DEFINES="$DEFINES -DUNALIGNED_PROFITABLE"
1366		if [[ "x$HAVE_GAS" = "xyes" ]]; then
1367		ASM_OPTIMIZATIONS="x86-64"
1368	<	DEFINES="$DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS"
1368	>	DEFINES="-m64 $DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS"
1369	>	JITSRCS="cpuemu1_nf.cpp cpuemu2_nf.cpp cpuemu3_nf.cpp cpuemu4_nf.cpp cpuemu5_nf.cpp cpuemu6_nf.cpp cpuemu7_nf.cpp cpuemu8_nf.cpp $JITSRCS"
1370	>	CAN_JIT=yes
1371		fi
1372		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
1373		dnl SPARC CPU
#	Line 1089 | Line 1621 | fi
1621
1622		dnl Remove the "-g" option if set for GCC.
1623		if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1624	<	CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
1625	<	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
1624	>	CFLAGS=`echo $CFLAGS | sed -e 's/-g\b//g'`
1625	>	CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g\b//g'`
1626		fi
1627
1628		dnl Or if we have -IPA (MIPSPro compilers)
#	Line 1106 | Line 1638 | AC_SUBST(DEFINES)
1638		AC_SUBST(SYSSRCS)
1639		AC_SUBST(CPUINCLUDES)
1640		AC_SUBST(CPUSRCS)
1641	+	AC_SUBST(BLESS)
1642	+	AC_SUBST(KEYCODES)
1643		AC_CONFIG_FILES([Makefile])
1644		AC_OUTPUT
1645
#	Line 1113 | Line 1647 | dnl Print summary.
1647		echo
1648		echo Basilisk II configuration summary:
1649		echo
1650	+	echo SDL support ............................ : $SDL_SUPPORT
1651		echo XFree86 DGA support .................... : $WANT_XF86_DGA
1652		echo XFree86 VidMode support ................ : $WANT_XF86_VIDMODE
1653		echo fbdev DGA support ...................... : $WANT_FBDEV_DGA
#	Line 1126 | Line 1661 | echo JIT debug mode ....................
1661		echo Floating-Point emulation core .......... : $FPE_CORE
1662		echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
1663		echo Addressing mode ........................ : $ADDRESSING_MODE
1664	+	echo Bad memory access recovery type ........ : $sigsegv_recovery
1665		echo
1666		echo "Configuration done. Now type \"make\" (or \"gmake\")."

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