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

Comparing SheepShaver/src/Unix/configure.ac (file contents):
Revision 1.8 by gbeauche, 2004-11-13T14:09:15Z vs.
Revision 1.61 by gbeauche, 2007-12-30T09:15:00Z

#	Line 1 | Line 1
1		dnl Process this file with autoconf to produce a configure script.
2		dnl Written in 2002 by Christian Bauer
3
4	<	AC_INIT([SheepShaver], 2.2, [Christian.Bauer@uni-mainz.de], SheepShaver)
4	>	AC_INIT([SheepShaver], 2.3, [Christian.Bauer@uni-mainz.de], SheepShaver)
5		AC_CONFIG_SRCDIR(main_unix.cpp)
6		AC_PREREQ(2.52)
7		AC_CONFIG_HEADER(config.h)
#	Line 14 | Line 14 | dnl Some systems do not put corefiles in
14		dnl cores for the configure tests since some are intended to dump core.
15		ulimit -c 0
16
17	+	dnl Invite Cygwin users to build within the Windows/ directory
18	+	case $target_os in
19	+	*cygwin* | *mingw32*)
20	+	AC_MSG_ERROR([You can only build the Windows version from its directory, Cygwin/X11 is not supported.])
21	+	;;
22	+	esac
23	+
24		dnl Options.
25		AC_ARG_ENABLE(jit,          [  --enable-jit            enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes])
26		AC_ARG_ENABLE(ppc-emulator, [  --enable-ppc-emulator   use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto])
27	+	AC_ARG_ENABLE(fbdev-dga,    [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb0 [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
28		AC_ARG_ENABLE(xf86-dga,     [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
29	<	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=no]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=no])
29	>	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
30		AC_ARG_ENABLE(vosf,         [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
31	+	AC_ARG_ENABLE(standalone-gui,[  --enable-standalone-gui enable a standalone GUI prefs editor [default=no]], [WANT_STANDALONE_GUI=$enableval], [WANT_STANDALONE_GUI=no])
32		AC_ARG_WITH(esd,            [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
33	<	AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
33	>	AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]],
34	>	[case "$withval" in
35	>	gtk1)      WANT_GTK="gtk";;
36	>	gtk|gtk2)  WANT_GTK="$withval";;
37	>	yes)       WANT_GTK="gtk2 gtk";;
38	>	*)         WANT_GTK="no";;
39	>	esac],
40	>	[WANT_GTK="gtk2 gtk"])
41		AC_ARG_WITH(mon,            [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
42		AC_ARG_WITH(dgcc,           [  --with-dgcc=COMPILER    use C++ COMPILER to compile synthetic opcodes], [DYNGEN_CC=$withval])
43
#	Line 31 | Line 47 | AC_ARG_ENABLE(addressing,
47		[case "$enableval" in
48		real)        WANT_ADDRESSING_MODE="real";;
49		direct)      WANT_ADDRESSING_MODE="direct";;
50	<	direct,0x*)  WANT_ADDRESSING_MODE="direct"; NATMEM_OFFSET=`echo "$enableval" | sed -n '/direct,\(0[[xX]][[0-9A-Fa-f]]*\)/s//\1/p'`;;
50	>	direct,0x*)  WANT_ADDRESSING_MODE="direct"; NATMEM_OFFSET=`echo "$enableval" | sed -n '/direct,\(0[[xX]][[0-9A-Fa-f]]*\([[UuLl]]\{1,2\}\)\?\)$/s//\1/p'`;;
51		esac],
52		[WANT_ADDRESSING_MODE="real"]
53		)
#	Line 48 | Line 64 | AC_PROG_CXX
64		AC_PROG_MAKE_SET
65		AC_PROG_INSTALL
66		AC_PROG_EGREP
67	+	AC_PATH_PROGS(FILE, [file false])
68	+	AC_PATH_PROG(PERL, [perl])
69
70		dnl Check for PowerPC target CPU.
71		HAVE_PPC=no
#	Line 88 | Line 106 | if [[ "x$WANT_MON" = "xyes" ]]; then
106		if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
107		AC_MSG_RESULT(yes)
108		AC_DEFINE(ENABLE_MON, 1, [Define if using "mon".])
109	<	MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_lowmem.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 $mon_srcdir/disass/m68k-opc.c"
109	>	MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_lowmem.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 $mon_srcdir/disass/mips-dis.c $mon_srcdir/disass/mips-opc.c $mon_srcdir/disass/mips16-opc.c"
110		CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
111		AC_CHECK_LIB(ncurses, tgetent, ,
112		AC_CHECK_LIB(termcap, tgetent, ,
#	Line 104 | Line 122 | if [[ "x$WANT_MON" = "xyes" ]]; then
122		WANT_MON=no
123		fi
124		fi
125	+	AC_SUBST(MONSRCS)
126
127		dnl Checks for libraries.
128		AC_CHECK_LIB(posix4, sem_init)
129	+	AC_CHECK_LIB(m, cos)
130
131		dnl Do we need SDL?
132		WANT_SDL=no
#	Line 135 | Line 155 | if [[ "x$WANT_SDL" = "xyes" ]]; then
155		LIBS="$LIBS $sdl_libs"
156		else
157		WANT_SDL=no
158	+	WANT_SDL_VIDEO=no
159	+	WANT_SDL_AUDIO=no
160		fi
161		SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"`
162		else
#	Line 142 | Line 164 | else
164		fi
165
166		dnl We need X11, if not using SDL.
167	<	if [[ "x$WANT_SDL" = "xno" ]]; then
167	>	if [[ "x$WANT_SDL_VIDEO" != "xyes" ]]; then
168		AC_PATH_XTRA
169		if [[ "x$no_x" = "xyes" ]]; then
170		AC_MSG_ERROR([You need X11 to run SheepShaver.])
#	Line 155 | Line 177 | fi
177		dnl We need pthreads on non-PowerPC systems. Try libpthread first, then libc_r (FreeBSD), then PTL.
178		HAVE_PTHREADS=yes
179		case $EMULATED_PPC:$target_os in
180	<	no:linux*)
180	>	no:linux*|no:netbsd*)
181		dnl We do have our own pthread_cancel() implementation
182		AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if you have the pthread_cancel function.])
183		;;
#	Line 163 | Line 185 | no:linux*)
185		AC_CHECK_LIB(pthread, pthread_create, , [
186		AC_CHECK_LIB(c_r, pthread_create, , [
187		AC_CHECK_LIB(PTL, pthread_create, , [
188	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
188	>	dnl XXX remove when no pthreads case is merged
189	>	AC_MSG_ERROR([You need pthreads to run SheepShaver.])
190	>	HAVE_PTHREADS=no
191		])
192		])
193		])
194		AC_CHECK_FUNCS(pthread_cancel)
195	+	AC_CHECK_FUNCS(pthread_cond_init pthread_testcancel)
196		AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
197		AC_CHECK_FUNCS(pthread_mutexattr_settype)
198		AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
174	–	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
175	–	AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
176	–	fi
199		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
200		SEMSRC=
201		AC_CHECK_FUNCS(sem_init, , [
#	Line 183 | Line 205 | no:linux*)
205		])
206		;;
207		esac
208	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
209	+	AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
210	+	fi
211	+
212	+	dnl We use FBDev DGA if possible.
213	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
214	+	AC_CHECK_HEADER(linux/fb.h, [
215	+	AC_DEFINE(ENABLE_FBDEV_DGA, 1, [Define if using Linux fbdev extension.])
216	+	], [
217	+	AC_MSG_WARN([Could not find Linux FBDev extension, ignoring --enable-fbdev-dga.])
218	+	WANT_FBDEV_DGA=no
219	+	])
220	+	fi
221
222		dnl We use XFree86 DGA if possible.
223		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
#	Line 208 | Line 243 | fi
243
244		dnl We use GTK+ if possible.
245		UISRCS=../dummy/prefs_editor_dummy.cpp
246	<	if [[ "x$WANT_GTK" = "xyes" ]]; then
246	>	case "x$WANT_GTK" in
247	>	xgtk2*)
248	>	WANT_GTK=no
249	>	AM_PATH_GTK_2_0(1.3.15, [
250	>	GUI_CFLAGS="$GTK_CFLAGS"
251	>	GUI_LIBS="$GTK_LIBS"
252	>	WANT_GTK=gtk2
253	>	], [
254	>	case "x${WANT_GTK}x" in
255	>	*gtkx)
256	>	AC_MSG_WARN([Could not find GTK+ 2.0, trying with GTK+ 1.2.])
257	>	WANT_GTK=gtk
258	>	;;
259	>	*)
260	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
261	>	WANT_GTK=no
262	>	;;
263	>	esac
264	>	])
265	>	;;
266	>	esac
267	>	if [[ "x$WANT_GTK" = "xgtk" ]]; then
268	>	WANT_GTK=no
269		AM_PATH_GTK(1.2.0, [
270	<	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
271	<	CFLAGS="$CFLAGS $GTK_CFLAGS"
272	<	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
216	<	LIBS="$LIBS $GTK_LIBS"
217	<	UISRCS=prefs_editor_gtk.cpp
270	>	GUI_CFLAGS="$GTK_CFLAGS"
271	>	GUI_LIBS="$GTK_LIBS"
272	>	WANT_GTK=gtk
273		], [
274		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
220	–	WANT_GTK=no
275		])
276		fi
277	+	if [[ "x$WANT_GTK" != "xno" -a "x$WANT_STANDALONE_GUI" = "xno" ]]; then
278	+	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
279	+	UISRCS=prefs_editor_gtk.cpp
280	+	fi
281	+	AC_SUBST(GUI_CFLAGS)
282	+	AC_SUBST(GUI_LIBS)
283	+
284	+	dnl Build external GUI if requested.
285	+	if [[ "$WANT_STANDALONE_GUI" != "yes" ]]; then
286	+	WANT_STANDALONE_GUI=no
287	+	fi
288	+	if [[ "$WANT_GTK" = "no" ]]; then
289	+	WANT_STANDALONE_GUI=no
290	+	fi
291	+	AC_SUBST(STANDALONE_GUI, [$WANT_STANDALONE_GUI])
292
293		dnl We use ESD if possible.
294		if [[ "x$WANT_ESD" = "xyes" ]]; then
295	+	WANT_ESD=no
296		AM_PATH_ESD(0.2.8, [
297		AC_DEFINE(ENABLE_ESD, 1, [Define is using ESD.])
298		CFLAGS="$CFLAGS $ESD_CFLAGS"
299		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
300		LIBS="$LIBS $ESD_LIBS"
301	+	WANT_ESD=yes
302		], [
303		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
233	–	WANT_ESD=no
304		])
305		fi
306
#	Line 240 | Line 310 | AC_SYS_LARGEFILE
310		dnl Checks for header files.
311		AC_HEADER_STDC
312		AC_HEADER_SYS_WAIT
313	+	AC_CHECK_HEADERS(malloc.h stdint.h)
314		AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h)
244	–	AC_CHECK_HEADERS(sys/time.h sys/times.h sys/socket.h)
315		AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h dirent.h)
316	<	AC_CHECK_HEADERS(linux/if.h, [], [], [
317	<	#if HAVE_SYS_SOCKET_H
318	<	# include <sys/socket.h>
316	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
317	>	AC_CHECK_HEADERS(sys/time.h sys/poll.h sys/select.h arpa/inet.h)
318	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
319	>	#ifdef HAVE_SYS_TYPES_H
320	>	#include <sys/types.h>
321	>	#endif
322	>	#ifdef HAVE_SYS_SOCKET_H
323	>	#include <sys/socket.h>
324		#endif
325		])
326	<	AC_CHECK_HEADERS(linux/if_tun.h net/if.h net/if_tun.h)
326	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
327	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
328	>	AC_CHECK_HEADERS(fenv.h)
329
330		dnl Checks for typedefs, structures, and compiler characteristics.
331		AC_C_BIGENDIAN
#	Line 268 | Line 345 | AC_TYPE_SIGNAL
345		AC_HEADER_TIME
346		AC_STRUCT_TM
347
348	+	dnl Check whether sys/socket.h defines type socklen_t.
349	+	dnl (extracted from ac-archive/Miscellaneous)
350	+	AC_CACHE_CHECK([for socklen_t],
351	+	ac_cv_type_socklen_t, [
352	+	AC_TRY_COMPILE([
353	+	#include <sys/types.h>
354	+	#include <sys/socket.h>
355	+	], [socklen_t len = 42; return 0;],
356	+	ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
357	+	dnl When cross-compiling, do not assume anything.
358	+	ac_cv_type_socklen_t="guessing no"
359	+	)
360	+	])
361	+	if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
362	+	AC_DEFINE(socklen_t, int, [Define to 'int' if <sys/types.h> doesn't define.])
363	+	fi
364	+
365		dnl Check whether struct sigaction has sa_restorer member.
366		AC_CACHE_CHECK([whether struct sigaction has sa_restorer],
367		ac_cv_signal_sa_restorer, [
#	Line 284 | Line 378 | if [[ "x$ac_cv_signal_sa_restorer" = "xy
378		fi
379
380		dnl Checks for library functions.
381	<	AC_CHECK_FUNCS(strdup strlcpy cfmakeraw)
381	>	AC_CHECK_FUNCS(strdup strerror strlcpy cfmakeraw)
382		AC_CHECK_FUNCS(nanosleep)
383		AC_CHECK_FUNCS(sigaction signal)
384		AC_CHECK_FUNCS(mmap mprotect munmap)
385		AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
386	<	AC_CHECK_FUNCS(posix_memalign memalign valloc)
386	>	AC_CHECK_FUNCS(exp2f log2f exp2 log2)
387	>	AC_CHECK_FUNCS(floorf roundf ceilf truncf floor round ceil trunc)
388	>	AC_CHECK_FUNCS(poll inet_aton)
389
390		dnl Darwin seems to define mach_task_self() instead of task_self().
391		AC_CHECK_FUNCS(mach_task_self task_self)
#	Line 301 | Line 397 | no:linux*)
397		;;
398		*:*)
399		AC_SEARCH_LIBS(clock_gettime, [rt posix4])
400	<	AC_CHECK_FUNCS(clock_gettime)
400	>	AC_CHECK_FUNCS(clock_gettime clock_nanosleep)
401		;;
402		esac
403
404	+	dnl Check for headers and functions related to pty support (sshpty.c)
405	+	dnl From openssh-3.2.2p1 configure.ac
406	+	AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h)
407	+	AC_CHECK_FUNCS(_getpty vhangup strlcpy)
408	+
409	+	case "$host" in
410	+	*-*-hpux10.26)
411	+	disable_ptmx_check=yes
412	+	;;
413	+	*-*-linux*)
414	+	no_dev_ptmx=1
415	+	;;
416	+	mips-sony-bsd|mips-sony-newsos4)
417	+	AC_DEFINE(HAVE_NEWS4, 1, [Define if you are on NEWS-OS (additions from openssh-3.2.2p1, for sshpty.c).])
418	+	;;
419	+	*-*-sco3.2v4*)
420	+	no_dev_ptmx=1
421	+	;;
422	+	*-*-sco3.2v5*)
423	+	no_dev_ptmx=1
424	+	;;
425	+	*-*-cygwin*)
426	+	no_dev_ptmx=1
427	+	;;
428	+	esac
429	+
430	+	if test -z "$no_dev_ptmx" ; then
431	+	if test "x$disable_ptmx_check" != "xyes" ; then
432	+	AC_CHECK_FILE([/dev/ptmx],
433	+	[
434	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1, [Define if you have /dev/ptmx.])
435	+	have_dev_ptmx=1
436	+	]
437	+	)
438	+	fi
439	+	fi
440	+	AC_CHECK_FILE([/dev/ptc],
441	+	[
442	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1, [Define if you have /dev/ptc.])
443	+	have_dev_ptc=1
444	+	]
445	+	)
446	+	dnl (end of code from openssh-3.2.2p1 configure.ac)
447	+
448	+	dnl Check for systems where POSIX-style non-blocking I/O (O_NONBLOCK)
449	+	dnl doesn't work or is unimplemented. On these systems (mostly older
450	+	dnl ones), use the old BSD-style FIONBIO approach instead. [tcl.m4]
451	+	AC_CACHE_CHECK([FIONBIO vs. O_NONBLOCK for non-blocking I/O],
452	+	ac_cv_nonblocking_io, [
453	+	case "$host" in
454	+	*-*-osf*)
455	+	ac_cv_nonblocking_io=FIONBIO
456	+	;;
457	+	*-*-sunos4*)
458	+	ac_cv_nonblocking_io=FIONBIO
459	+	;;
460	+	*-*-ultrix*)
461	+	ac_cv_nonblocking_io=FIONBIO
462	+	;;
463	+	*)
464	+	ac_cv_nonblocking_io=O_NONBLOCK
465	+	;;
466	+	esac
467	+	])
468	+	if [[ "$ac_cv_nonblocking_io" = "FIONBIO" ]]; then
469	+	AC_DEFINE(USE_FIONBIO, 1, [Define if BSD-style non-blocking I/O is to be used])
470	+	fi
471	+
472	+	dnl Check whether compiler supports byte bit-fields
473	+	AC_CACHE_CHECK([whether compiler supports byte bit-fields],
474	+	ac_cv_have_byte_bitfields, [
475	+	AC_LANG_SAVE
476	+	AC_LANG_CPLUSPLUS
477	+	AC_TRY_RUN([
478	+	struct A {
479	+	unsigned char b1:4;
480	+	unsigned char b2:4;
481	+	unsigned char c;
482	+	unsigned short s;
483	+	unsigned char a[4];
484	+	};
485	+
486	+	int main(void) {
487	+	A a;
488	+	return ! (sizeof(A) == 8 && &a.c == ((unsigned char *)&a + 1));
489	+	}],
490	+	[ac_cv_have_byte_bitfields=yes],
491	+	[ac_cv_have_byte_bitfields=no],
492	+	dnl When cross-compiling, assume only GCC supports this
493	+	[if [[ "$GCC" = "yes" ]]; then
494	+	ac_cv_have_byte_bitfields="guessing yes"
495	+	else
496	+	ac_cv_have_byte_bitfields="guessing no"
497	+	fi]
498	+	)
499	+	AC_LANG_RESTORE
500	+	])
501	+
502		dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
503	<	AC_DEFUN(AC_CHECK_FRAMEWORK, [
503	>	AC_DEFUN([AC_CHECK_FRAMEWORK], [
504		AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
505		AC_CACHE_CHECK([whether compiler supports framework $1],
506		ac_Framework, [
507		saved_LIBS="$LIBS"
508		LIBS="$LIBS -framework $1"
509		AC_TRY_LINK(
510	<	[$2], [int main(void) { return 0; }],
510	>	[$2], [],
511		[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
512		)
513		])
#	Line 326 | Line 520 | AC_DEFUN(AC_CHECK_FRAMEWORK, [
520		dnl Check for some MacOS X frameworks
521		AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
522		AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
523	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
524	+	AC_CHECK_FRAMEWORK(CoreAudio, [#include <CoreAudio/CoreAudio.h>])
525	+	AC_CHECK_FRAMEWORK(AudioUnit, [#include <AudioUnit/AudioUnit.h>])
526	+	AC_CHECK_FRAMEWORK(AudioToolbox, [#include <AudioToolbox/AudioToolbox.h>])
527
528		dnl Select system-dependant sources.
529		SERIALSRC=serial_unix.cpp
530		ETHERSRC=../dummy/ether_dummy.cpp
531		SCSISRC=../dummy/scsi_dummy.cpp
532		AUDIOSRC=../dummy/audio_dummy.cpp
533	+	PREFSSRC=../dummy/prefs_dummy.cpp
534		EXTFSSRC=extfs_unix.cpp
535		EXTRASYSSRCS=
536		case "$target_os" in
537		linux*)
538	<	ETHERSRC=Linux/ether_linux.cpp
538	>	ETHERSRC=ether_unix.cpp
539		AUDIOSRC=audio_oss_esd.cpp
540		SCSISRC=Linux/scsi_linux.cpp
541		if [[ "x$EMULATED_PPC" = "xno" ]]; then
542	<	EXTRASYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S"
542	>	EXTRASYSSRCS="paranoia.cpp Linux/sheepthreads.c ppc_asm.S"
543	>	fi
544	>	;;
545	>	freebsd*)
546	>	ETHERSRC=ether_unix.cpp
547	>	;;
548	>	netbsd*)
549	>	ETHERSRC=ether_unix.cpp
550	>	if [[ "x$EMULATED_PPC" = "xno" ]]; then
551	>	EXTRASYSSRCS="paranoia.cpp NetBSD/sheepthreads.c ppc_asm.S"
552		fi
553		;;
554		darwin*)
555	+	ETHERSRC=ether_unix.cpp
556		if [[ "x$EMULATED_PPC" = "xno" ]]; then
557	<	EXTRASYSSRCS="Darwin/paranoia.cpp Linux/asm_linux.S"
557	>	EXTRASYSSRCS="paranoia.cpp ppc_asm.S"
558		fi
559	<	if [[ "x$ac_cv_framework_IOKit" = "xyes" ]]; then
559	>	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
560		EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/sys_darwin.cpp"
561		fi
562		if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
563	<	EXTFSSRC=../MacOSX/extfs_macosx.mm
563	>	EXTFSSRC=../MacOSX/extfs_macosx.cpp
564	>	PREFSSRC="../MacOSX/prefs_macosx.mm ../MacOSX/PrefsEditor/PrefsEditor.mm"
565	>	CPPFLAGS="$CPPFLAGS -I../MacOSX/PrefsEditor"
566	>	fi
567	>	if [[ "x$ac_cv_framework_CoreAudio" = "xyes" ]]; then
568	>	AUDIOSRC="../MacOSX/audio_macosx.cpp ../MacOSX/AudioBackEnd.cpp ../MacOSX/AudioDevice.cpp ../MacOSX/MacOSX_sound_if.cpp"
569		fi
570		;;
571	+	irix*)
572	+	AUDIOSRC=Irix/audio_irix.cpp
573	+	LIBS="$LIBS -laudio"
574	+	WANT_ESD=no
575	+
576	+	dnl Check if our compiler supports -IPA (MIPSPro)
577	+	HAVE_IPA=no
578	+	ocflags="$CFLAGS"
579	+	CFLAGS=`echo " $CFLAGS -IPA" | sed -e "s/ -g //g"`
580	+	AC_MSG_CHECKING(if "-IPA" works)
581	+	dnl Do a test compile of an empty function
582	+	AC_TRY_COMPILE([#if defined __GNUC__
583	+	# error GCC does not support IPA yet
584	+	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
585	+	CFLAGS="$ocflags"
586	+	;;
587	+	esac
588	+
589	+	dnl Is the slirp library supported?
590	+	case "$ac_cv_have_byte_bitfields" in
591	+	yes|"guessing yes")
592	+	CAN_SLIRP=yes
593	+	ETHERSRC=ether_unix.cpp
594	+	;;
595		esac
596	+	if [[ -n "$CAN_SLIRP" ]]; then
597	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
598	+	SLIRP_SRCS="\
599	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
600	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
601	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
602	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
603	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
604	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
605	+	fi
606	+	AC_SUBST(SLIRP_SRCS)
607
608		dnl SDL overrides
609		if [[ "x$WANT_SDL" = "xyes" ]]; then
#	Line 379 | Line 628 | if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; th
628		AUDIOSRC="../SDL/audio_sdl.cpp"
629		fi
630
631	<	SYSSRCS="$VIDEOSRCS $EXTFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
631	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $PREFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $EXTRASYSSRCS"
632
633		dnl Define a macro that translates a yesno-variable into a C macro definition
634		dnl to be put into the config.h file
635		dnl $1 -- the macro to define
636		dnl $2 -- the value to translate
637		dnl $3 -- template name
638	<	AC_DEFUN(AC_TRANSLATE_DEFINE, [
638	>	AC_DEFUN([AC_TRANSLATE_DEFINE], [
639		if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
640		AC_DEFINE($1, 1, $3)
641		fi
#	Line 683 | Line 932 | fi
932		AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
933		[Define if your system supports Mach exceptions.])
934
935	+	dnl Check if Windows exceptions are supported.
936	+	AC_CACHE_CHECK([whether your system supports Windows exceptions],
937	+	ac_cv_have_win32_exceptions, [
938	+	AC_LANG_SAVE
939	+	AC_LANG_CPLUSPLUS
940	+	AC_TRY_RUN([
941	+	#define HAVE_WIN32_EXCEPTIONS 1
942	+	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
943	+	#include "vm_alloc.cpp"
944	+	#include "sigsegv.cpp"
945	+	], [
946	+	sigsegv_recovery=win32
947	+	ac_cv_have_win32_exceptions=yes
948	+	],
949	+	ac_cv_have_win32_exceptions=no,
950	+	dnl When cross-compiling, do not assume anything.
951	+	ac_cv_have_win32_exceptions=no
952	+	)
953	+	AC_LANG_RESTORE
954	+	]
955	+	)
956	+	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
957	+	[Define if your system supports Windows exceptions.])
958	+
959		dnl Otherwise, check if extended signals are supported.
960		if [[ -z "$sigsegv_recovery" ]]; then
961		AC_CACHE_CHECK([whether your system supports extended signal handlers],
#	Line 821 | Line 1094 | int main(void)
1094		memset(m, 0, ranges[[i]].size);
1095		vm_release(m, ranges[[i]].size);
1096		if (i == n_ranges - 1) {
1097	<	printf("0x%08x\n", ofs);
1097	>	if (sizeof(void *) == 8 && ofs > 0xffffffff)
1098	>	printf("0x%lxul\n", ofs);
1099	>	else
1100	>	printf("0x%08x\n", ofs);
1101		return 0;
1102		}
1103		}
#	Line 833 | Line 1109 | EOF
1109		doit='$CXX conftest.$ac_ext -o conftest.$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS $LIBS $NATMEM_OFFSET_DEF >& AS_MESSAGE_LOG_FD'
1110		if AC_TRY_EVAL(doit); then
1111		NATMEM_OFFSET=`./conftest.$ac_exeext`
1112	<	if [[ -z "$NATMEM_OFFSET" ]]; then
1113	<	AC_MSG_ERROR([could not determine a sensible NATMEM_OFFSET value])
838	<	else
839	<	WANT_ADDRESSING_MODE="direct,$NATMEM_OFFSET"
840	<	fi
1112	>	else
1113	>	NATMEM_OFFSET=
1114		fi
1115		rm -f conftest*
1116		AC_LANG_RESTORE
1117	+
1118	+	if [[ -z "$NATMEM_OFFSET" ]]; then
1119	+	AC_MSG_ERROR([could not determine a sensible NATMEM_OFFSET value])
1120	+	else
1121	+	WANT_ADDRESSING_MODE="direct,$NATMEM_OFFSET"
1122	+	AC_DEFINE_UNQUOTED(NATMEM_OFFSET, $NATMEM_OFFSET,
1123	+	[Define constant offset for Mac address translation])
1124	+	fi
1125		fi
1126		AC_MSG_RESULT($WANT_ADDRESSING_MODE)
1127
1128	<	if [[ -z "$NATMEM_OFFSET" ]]; then
1129	<	NATMEM_OFFSET=0
1128	>	dnl Utility macro used by next two tests.
1129	>	dnl AC_EXAMINE_OBJECT(C source code,
1130	>	dnl     commands examining object file,
1131	>	dnl     [commands to run if compile failed]):
1132	>	dnl
1133	>	dnl Compile the source code to an object file; then convert it into a
1134	>	dnl printable representation.  All unprintable characters and
1135	>	dnl asterisks (*) are replaced by dots (.).  All white space is
1136	>	dnl deleted.  Newlines (ASCII 0x10) in the input are preserved in the
1137	>	dnl output, but runs of newlines are compressed to a single newline.
1138	>	dnl Finally, line breaks are forcibly inserted so that no line is
1139	>	dnl longer than 80 columns and the file ends with a newline.  The
1140	>	dnl result of all this processing is in the file conftest.dmp, which
1141	>	dnl may be examined by the commands in the second argument.
1142	>	dnl
1143	>	AC_DEFUN([gcc_AC_EXAMINE_OBJECT],
1144	>	[AC_LANG_SAVE
1145	>	AC_LANG_C
1146	>	dnl Next bit cribbed from AC_TRY_COMPILE.
1147	>	cat > conftest.$ac_ext <<EOF
1148	>	[#line __oline__ "configure"
1149	>	#include "confdefs.h"
1150	>	$1
1151	>	]EOF
1152	>	if AC_TRY_EVAL(ac_compile); then
1153	>	od -c conftest.o |
1154	>	sed ['s/^[0-7]*[    ]*/ /
1155	>	s/\*/./g
1156	>	s/ \\n/*/g
1157	>	s/ [0-9][0-9][0-9]/./g
1158	>	s/  \\[^ ]/./g'] |
1159	>	tr -d '
1160	>	' | tr -s '*' '
1161	>	' | fold | sed '$a\
1162	>	' > conftest.dmp
1163	>	$2
1164	>	ifelse($3, , , else
1165	>	$3
1166	>	)dnl
1167	>	fi
1168	>	rm -rf conftest*
1169	>	AC_LANG_RESTORE])
1170	>
1171	>	dnl Floating point format probe.
1172	>	dnl The basic concept is the same as the above: grep the object
1173	>	dnl file for an interesting string.  We have to watch out for
1174	>	dnl rounding changing the values in the object, however; this is
1175	>	dnl handled by ignoring the least significant byte of the float.
1176	>	dnl
1177	>	dnl Does not know about VAX G-float or C4x idiosyncratic format.
1178	>	dnl It does know about PDP-10 idiosyncratic format, but this is
1179	>	dnl not presently supported by GCC.  S/390 "binary floating point"
1180	>	dnl is in fact IEEE (but maybe we should have that in EBCDIC as well
1181	>	dnl as ASCII?)
1182	>	dnl
1183	>	AC_DEFUN([gcc_AC_C_FLOAT_FORMAT],
1184	>	[AC_CACHE_CHECK(floating point format, ac_cv_c_float_format,
1185	>	[gcc_AC_EXAMINE_OBJECT(
1186	>	[/* This will not work unless sizeof(double) == 8.  */
1187	>	extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1];
1188	>
1189	>	/* This structure must have no internal padding.  */
1190	>	struct possibility {
1191	>	char prefix[8];
1192	>	double candidate;
1193	>	char postfix[8];
1194	>	};
1195	>
1196	>	#define C(cand) { "\nformat:", cand, ":tamrof\n" }
1197	>	struct possibility table [] =
1198	>	{
1199	>	C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */
1200	>	C( 3.53802595280598432000e+18), /* D__float - VAX */
1201	>	C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */
1202	>	C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */
1203	>	C(-5.22995989424860458374e+10)  /* IBMHEXFP - s/390 format, EBCDIC */
1204	>	};],
1205	>	[if   grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then
1206	>	ac_cv_c_float_format='IEEE (big-endian)'
1207	>	elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then
1208	>	ac_cv_c_float_format='IEEE (big-endian)'
1209	>	elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then
1210	>	ac_cv_c_float_format='IEEE (little-endian)'
1211	>	elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then
1212	>	ac_cv_c_float_format='IEEE (little-endian)'
1213	>	elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then
1214	>	ac_cv_c_float_format='VAX D-float'
1215	>	elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then
1216	>	ac_cv_c_float_format='PDP-10'
1217	>	elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then
1218	>	ac_cv_c_float_format='IBM 370 hex'
1219	>	else
1220	>	AC_MSG_ERROR(Unknown floating point format)
1221	>	fi],
1222	>	[AC_MSG_ERROR(compile failed)])
1223	>	])
1224	>	# IEEE is the default format.  If the float endianness isn't the same
1225	>	# as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN
1226	>	# (which is a tristate: yes, no, default).  This is only an issue with
1227	>	# IEEE; the other formats are only supported by a few machines each,
1228	>	# all with the same endianness.
1229	>	format=IEEE_FLOAT_FORMAT
1230	>	fbigend=
1231	>	case $ac_cv_c_float_format in
1232	>	'IEEE (big-endian)' )
1233	>	if test $ac_cv_c_bigendian = no; then
1234	>	fbigend=1
1235	>	fi
1236	>	;;
1237	>	'IEEE (little-endian)' )
1238	>	if test $ac_cv_c_bigendian = yes; then
1239	>	fbigend=0
1240	>	fi
1241	>	;;
1242	>	'VAX D-float' )
1243	>	format=VAX_FLOAT_FORMAT
1244	>	;;
1245	>	'PDP-10' )
1246	>	format=PDP10_FLOAT_FORMAT
1247	>	;;
1248	>	'IBM 370 hex' )
1249	>	format=IBM_FLOAT_FORMAT
1250	>	;;
1251	>	esac
1252	>	AC_DEFINE_UNQUOTED(HOST_FLOAT_FORMAT, $format,
1253	>	[Define to the floating point format of the host machine.])
1254	>	if test -n "$fbigend"; then
1255	>	AC_DEFINE_UNQUOTED(HOST_FLOAT_WORDS_BIG_ENDIAN, $fbigend,
1256	>	[Define to 1 if the host machine stores floating point numbers in
1257	>	memory with the word containing the sign bit at the lowest address,
1258	>	or to 0 if it does it the other way around.
1259	>
1260	>	This macro should not be defined if the ordering is the same as for
1261	>	multi-word integers.])
1262		fi
1263	<	AC_DEFINE_UNQUOTED(NATMEM_OFFSET, $NATMEM_OFFSET,
1264	<	[Define constant offset for Mac address translation])
1263	>	])
1264	>
1265	>	dnl Check for host float format
1266	>	gcc_AC_C_FLOAT_FORMAT
1267
1268		dnl Platform specific binary postprocessor
1269		AC_PATH_PROG(BLESS, "true")
#	Line 860 | Line 1275 | fi
1275		dnl Check for GCC 2.7 or higher.
1276		HAVE_GCC27=no
1277		AC_MSG_CHECKING(for GCC 2.7 or higher)
1278	<	AC_EGREP_CPP(xyes,
1279	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1280	<	xyes
1281	<	#endif
1282	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1278	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1279	>	# error gcc < 2.7
1280	>	typedef syntax error;
1281	>	#endif
1282	>	]])],
1283	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1284	>	[AC_MSG_RESULT(no)])
1285
1286		dnl Check for GCC 3.0 or higher.
1287		HAVE_GCC30=no
1288		AC_MSG_CHECKING(for GCC 3.0 or higher)
1289	<	AC_EGREP_CPP(xyes,
1290	<	[#if __GNUC__ >= 3
1291	<	xyes
1292	<	#endif
1293	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1289	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1290	>	# error gcc < 3
1291	>	typedef syntax error;
1292	>	#endif
1293	>	]])],
1294	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1295	>	[AC_MSG_RESULT(no)])
1296
1297		dnl Check for ICC.
1298		AC_MSG_CHECKING(for ICC)
#	Line 883 | Line 1302 | if $CXX -V -v 2>&1 | grep -q "Intel(R) C
1302		fi
1303		AC_MSG_RESULT($HAVE_ICC)
1304
1305	<	dnl Test if the compiler can generate ELF objects
1306	<	AC_CACHE_CHECK([whether the compiler can generate ELF objects],
1307	<	ac_cv_elf_objects, [
1305	>	dnl Determine the generated object format
1306	>	AC_CACHE_CHECK([the format of compiler generated objects],
1307	>	ac_cv_object_format, [
1308		echo 'int i;' > conftest.$ac_ext
1309	<	ac_cv_elf_objects=no
1309	>	ac_cv_object_format=no
1310		if AC_TRY_EVAL(ac_compile); then
1311		case `/usr/bin/file conftest.$ac_objext` in
1312		*"ELF"*)
1313	<	ac_cv_elf_objects=yes
1313	>	ac_cv_object_format=elf
1314	>	;;
1315	>	*"Mach-O"*)
1316	>	ac_cv_object_format=mach
1317	>	;;
1318	>	*)
1319	>	ac_cv_object_format=unknown
1320		;;
1321		esac
1322		fi
1323		rm -rf conftest*
1324		])
1325	<	ELF_OBJECTS=$ac_cv_elf_objects
1325	>
1326	>	dnl Add -fno-strict-aliasing for slirp sources
1327	>	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1328	>	SAVED_CFLAGS="$CFLAGS"
1329	>	CFLAGS="$CFLAGS -fno-strict-aliasing"
1330	>	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1331	>	ac_cv_gcc_no_strict_aliasing, [
1332	>	AC_TRY_COMPILE([],[],
1333	>	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1334	>	[ac_cv_gcc_no_strict_aliasing=no])
1335	>	])
1336	>	CFLAGS="$SAVED_CFLAGS"
1337	>	fi
1338	>
1339	>	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1340	>	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1341	>	SAVED_CFLAGS="$CFLAGS"
1342	>	CFLAGS="$CFLAGS -mdynamic-no-pic"
1343	>	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1344	>	ac_cv_gcc_mdynamic_no_pic, [
1345	>	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1346	>	])
1347	>	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1348	>	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1349	>	else
1350	>	CFLAGS="$SAVED_CFLAGS"
1351	>	fi
1352	>	fi
1353
1354		dnl CPU emulator sources
1355		if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1356		CPUSRCS="\
1357	+	../kpx_cpu/src/mathlib/ieeefp.cpp \
1358	+	../kpx_cpu/src/mathlib/mathlib.cpp \
1359		../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \
1360		../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \
1361		../kpx_cpu/src/cpu/ppc/ppc-execute.cpp \
1362	<	../kpx_cpu/src/cpu/ppc/ppc-translate.cpp"
1362	>	../kpx_cpu/src/cpu/ppc/ppc-translate.cpp \
1363	>	../kpx_cpu/src/utils/utils-cpuinfo.cpp"
1364		CPPFLAGS="$CPPFLAGS -I../kpx_cpu/include -I../kpx_cpu/src"
1365
1366		dnl Enable JIT compiler, if possible
1367		if [[ "x$WANT_JIT" = "xyes" ]]; then
1368		AC_CACHE_CHECK([whether dyngen can be used],
1369		ac_cv_use_dyngen, [
1370	<	case $host_cpu:$ELF_OBJECTS in
1371	<	powerpc:yes)
1370	>	case $host_cpu:$ac_cv_object_format in
1371	>	powerpc:elf)
1372	>	ac_cv_use_dyngen=yes
1373	>	;;
1374	>	x86_64:elf)
1375	>	ac_cv_use_dyngen=yes
1376	>	;;
1377	>	i?86:elf)
1378	>	ac_cv_use_dyngen=yes
1379	>	;;
1380	>	mips:elf)
1381		ac_cv_use_dyngen=yes
1382		;;
1383	<	x86_64:yes)
1383	>	powerpc:mach)
1384		ac_cv_use_dyngen=yes
1385		;;
1386	<	i?86:yes)
1386	>	i?86:mach)
1387		ac_cv_use_dyngen=yes
1388		;;
1389		*:*)
#	Line 931 | Line 1395 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1395		if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1396		DYNGEN_CC=$CXX
1397		else
1398	<	for p in /usr/bin /usr/local/bin; do
1398	>	for p in /usr/bin /usr/local/bin /usr/freeware/bin; do
1399		gxx="$p/g++"
1400		if [[ -x "$gxx" ]]; then
1401		DYNGEN_CC="$gxx"
#	Line 939 | Line 1403 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1403		done
1404		fi
1405		fi
1406	<	if [[ -z "$DYNGEN_CC" ]] || ! { echo '#include <limits>' | $DYNGEN_CC -xc++ -c -o /dev/null - >& /dev/null; }; then
1406	>	if [[ -z "$DYNGEN_CC" ]]; then
1407		ac_cv_use_dyngen=no
1408		fi
1409		])
1410		if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
1411		case $host_cpu in
1412		i?86)
1413	<	DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2"
950	<	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
951	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0"
952	<	else
953	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
954	<	fi
955	<	saved_CPPFLAGS=$CPPFLAGS
956	<	CPPFLAGS="$CPPFLAGS -mmmx"
957	<	AC_CHECK_HEADERS(mmintrin.h,  [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"])
958	<	CPPFLAGS="$CPPFLAGS -msse"
959	<	AC_CHECK_HEADERS(xmmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"])
960	<	CPPFLAGS="$CPPFLAGS -msse2"
961	<	AC_CHECK_HEADERS(emmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"])
962	<	CPPFLAGS=$saved_CPPFLAGS
1413	>	DYNGEN_OP_FLAGS="-fomit-frame-pointer"
1414		;;
1415	<	x86_64)
1416	<	AC_CHECK_HEADERS(mmintrin.h xmmintrin.h emmintrin.h)
1415	>	mips)
1416	>	DYNGEN_OP_FLAGS="-fno-delayed-branch -mno-abicalls"
1417	>	;;
1418	>	powerpc)
1419	>	if [[ "x$ac_cv_object_format" = "xmach" ]]; then
1420	>	DYNGEN_OP_FLAGS="-mdynamic-no-pic"
1421	>	fi
1422		;;
1423		esac
1424	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000"
1425	<	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1424	>	have_dyngen_gcc3=no
1425	>	case "x`$DYNGEN_CC -dumpversion`" in
1426	>	x[12].*) ;;
1427	>	x*) have_dyngen_gcc3=yes ;;
1428	>	esac
1429	>	if [[ "x$have_dyngen_gcc3" = "xyes" ]]; then
1430	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-align-functions"
1431	>	else
1432	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
1433	>	fi
1434	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-functions -finline-limit=10000 -fno-exceptions -g0"
1435	>	if [[ "x$have_dyngen_gcc3" = "xyes" ]]; then
1436		DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-reorder-blocks -fno-optimize-sibling-calls"
1437		fi
1438	+	if [[ "x$DYNGEN_CC" != "x$CXX" ]]; then
1439	+	DYNGEN_CFLAGS="-O2 $CFLAGS"
1440	+	DYNGEN_CXXFLAGS="-O2 $CXXFLAGS"
1441	+	else
1442	+	DYNGEN_CFLAGS="\$(CFLAGS)"
1443	+	DYNGEN_CXXFLAGS="\$(CXXFLAGS)"
1444	+	fi
1445		else
1446		WANT_JIT=no
1447		fi
#	Line 980 | Line 1453 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1453		CPUSRCS="\
1454		../kpx_cpu/src/cpu/jit/jit-cache.cpp \
1455		../kpx_cpu/src/cpu/jit/basic-dyngen.cpp \
1456	<	../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp $CPUSRCS"
1456	>	../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp \
1457	>	../kpx_cpu/src/cpu/ppc/ppc-jit.cpp $CPUSRCS"
1458		fi
1459		fi
1460		CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp"
1461		else
1462		WANT_JIT=no
1463		fi
990	–	if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
991	–	AC_CACHE_CHECK([whether static data regions are executable],
992	–	ac_cv_have_static_data_exec, [
993	–	AC_TRY_RUN([int main(void) {
994	–	#if defined(__powerpc__)
995	–	static unsigned int p[8] = {0x4e800020,};
996	–	asm volatile("dcbst 0,%0" : : "r" (p) : "memory");
997	–	asm volatile("sync" : : : "memory");
998	–	asm volatile("icbi 0,%0" : : "r" (p) : "memory");
999	–	asm volatile("sync" : : : "memory");
1000	–	asm volatile("isync" : : : "memory");
1001	–	((void (*)(void))p)();
1002	–	return 0;
1003	–	#endif
1004	–	return 1;
1005	–	}], ac_cv_have_static_data_exec=yes, ac_cv_have_static_data_exec=no,
1006	–	dnl When cross-compiling, do not assume anything.
1007	–	ac_cv_have_static_data_exec=no
1008	–	)
1009	–	])
1010	–	fi
1011	–	AC_TRANSLATE_DEFINE(HAVE_STATIC_DATA_EXEC, "$ac_cv_have_static_data_exec",
1012	–	[Define if your system marks static data pages as executable.])
1013	–
1464		if [[ "x$WANT_JIT" = "xyes" ]]; then
1465		CPPFLAGS="$CPPFLAGS -DUSE_JIT"
1466		fi
1467
1468	+	dnl Higher level optimizations with MIPSPro compilers are possible
1469	+	if [[ "x$HAVE_IPA" = "xyes" ]]; then
1470	+	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1471	+	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1472	+	CXXFLAGS="-LANG:std $CXXFLAGS"
1473	+	LDFLAGS="$LDFLAGS -O3 -OPT:Olimit=0 -IPA"
1474	+	fi
1475	+
1476	+	dnl Check for linker script support
1477	+	case $target_os:$target_cpu in
1478	+	linux*:i?86)    LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1479	+	linux*:x86_64)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
1480	+	linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
1481	+	netbsd*:i?86)   LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1482	+	freebsd*:i?86)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
1483	+	darwin*:*)      LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
1484	+	esac
1485	+	if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
1486	+	AC_CACHE_CHECK([whether linker script is usable],
1487	+	ac_cv_linker_script_works, [
1488	+	AC_LANG_SAVE
1489	+	AC_LANG_CPLUSPLUS
1490	+	saved_LDFLAGS="$LDFLAGS"
1491	+	LDFLAGS="$LDFLAGS $LINKER_SCRIPT_FLAGS"
1492	+	AC_TRY_RUN(
1493	+	[int main() {if ((char *)&main < (char *)0x70000000) return 1;}],
1494	+	[ac_cv_linker_script_works=yes],
1495	+	[ac_cv_linker_script_works=no],
1496	+	dnl When cross-compiling, assume it works
1497	+	[ac_cv_linker_script_works="guessing yes"]
1498	+	)
1499	+	AC_LANG_RESTORE
1500	+	if [[ "$ac_cv_linker_script_works" = "no" ]]; then
1501	+	LDFLAGS="$saved_LDFLAGS"
1502	+	LINKER_SCRIPT_FLAGS=""
1503	+	fi
1504	+	])
1505	+	fi
1506	+	AC_TRANSLATE_DEFINE(HAVE_LINKER_SCRIPT, "$ac_cv_linker_script_works",
1507	+	[Define if there is a linker script to relocate the executable above 0x70000000.])
1508	+
1509		dnl Generate Makefile.
1510	+	AC_SUBST(PERL)
1511	+	AC_SUBST(USE_DYNGEN, [$ac_cv_use_dyngen])
1512		AC_SUBST(DYNGENSRCS)
1513		AC_SUBST(DYNGEN_CC)
1514	+	AC_SUBST(DYNGEN_CFLAGS)
1515	+	AC_SUBST(DYNGEN_CXXFLAGS)
1516		AC_SUBST(DYNGEN_OP_FLAGS)
1517		AC_SUBST(SYSSRCS)
1518		AC_SUBST(CPUSRCS)
#	Line 1033 | Line 1528 | echo
1528		echo SheepShaver configuration summary:
1529		echo
1530		echo SDL support ...................... : $SDL_SUPPORT
1531	+	echo FBDev DGA support ................ : $WANT_FBDEV_DGA
1532		echo XFree86 DGA support .............. : $WANT_XF86_DGA
1533		echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
1534		echo Using PowerPC emulator ........... : $EMULATED_PPC

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