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

Comparing SheepShaver/src/Unix/configure.in (file contents):
Revision 1.12 by gbeauche, 2003-12-03T10:52:48Z vs.
Revision 1.24 by gbeauche, 2004-05-09T17:44:17Z

#	Line 13 | Line 13 | dnl Options.
13		AC_ARG_ENABLE(jit,          [  --enable-jit            enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes])
14		AC_ARG_ENABLE(ppc-emulator, [  --enable-ppc-emulator   use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto])
15		AC_ARG_ENABLE(xf86-dga,     [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
16	<	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
16	>	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=no]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=no])
17		AC_ARG_ENABLE(vosf,         [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
18		AC_ARG_WITH(esd,            [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
19		AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
20		AC_ARG_WITH(mon,            [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
21	+	AC_ARG_WITH(dgcc,           [  --with-dgcc=COMPILER    use C++ COMPILER to compile synthetic opcodes], [DYNGEN_CC=$withval])
22
23		dnl Checks for programs.
24		AC_PROG_CC
#	Line 34 | Line 35 | AC_EGREP_CPP(yes,
35		#ifdef __powerpc__
36		yes
37		#endif
38	+	#ifdef __ppc__
39	+	yes
40	+	#endif
41		], [AC_MSG_RESULT(yes); HAVE_PPC=yes], AC_MSG_RESULT(no))
42
43		dnl We use native CPU if possible.
#	Line 48 | Line 52 | fi
52
53		dnl We use mon if possible.
54		MONSRCS=
55	+	case "x$WANT_MON" in
56	+	x/* | x.*)
57	+	mon_srcdir=$WANT_MON
58	+	WANT_MON=yes
59	+	;;
60	+	xyes)
61	+	mon_srcdir=../../../mon/src
62	+	;;
63	+	esac
64		if [[ "x$WANT_MON" = "xyes" ]]; then
65		AC_MSG_CHECKING(for mon)
53	–	mon_srcdir=../../../mon/src
66		if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
67		AC_MSG_RESULT(yes)
68		AC_DEFINE(ENABLE_MON)
#	Line 85 | Line 97 | LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -l
97
98		dnl We need pthreads on non-PowerPC systems. Try libpthread first, then libc_r (FreeBSD), then PTL.
99		HAVE_PTHREADS=yes
100	<	if [[ "x$EMULATED_PPC" = "xyes" ]]; then
100	>	case $EMULATED_PPC:$target_os in
101	>	no:linux*)
102	>	dnl We do have our own pthread_cancel() implementation
103	>	AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if you have the pthread_cancel function.])
104	>	;;
105	>	*:*)
106		AC_CHECK_LIB(pthread, pthread_create, , [
107		AC_CHECK_LIB(c_r, pthread_create, , [
108		AC_CHECK_LIB(PTL, pthread_create, , [
#	Line 94 | Line 111 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
111		])
112		])
113		AC_CHECK_FUNCS(pthread_cancel)
114	+	AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
115	+	AC_CHECK_FUNCS(pthread_mutexattr_settype)
116	+	AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
117		if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
118		AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
119		fi
120	<	fi
121	<
122	<	dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
103	<	SEMSRC=
104	<	AC_CHECK_FUNCS(sem_init, , [
120	>	dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
121	>	SEMSRC=
122	>	AC_CHECK_FUNCS(sem_init, , [
123		if test "x$HAVE_PTHREADS" = "xyes"; then
124		SEMSRC=posix_sem.cpp
125		fi
126	<	])
126	>	])
127	>	;;
128	>	esac
129
130		dnl We use XFree86 DGA if possible.
131		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
#	Line 130 | Line 150 | if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]];
150		fi
151
152		dnl We use GTK+ if possible.
153	<	UISRCS=
153	>	UISRCS=../dummy/prefs_editor_dummy.cpp
154		if [[ "x$WANT_GTK" = "xyes" ]]; then
155		AM_PATH_GTK(1.2.0, [
156		AC_DEFINE(ENABLE_GTK)
#	Line 163 | Line 183 | AC_HEADER_SYS_WAIT
183		AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h)
184		AC_CHECK_HEADERS(sys/time.h sys/times.h)
185		AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h)
186	+	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h)
187
188		dnl Checks for typedefs, structures, and compiler characteristics.
189		AC_C_BIGENDIAN
#	Line 182 | Line 203 | AC_TYPE_SIGNAL
203		AC_HEADER_TIME
204		AC_STRUCT_TM
205
206	+	dnl Check whether struct sigaction has sa_restorer member.
207	+	AC_CACHE_CHECK([whether struct sigaction has sa_restorer],
208	+	ac_cv_signal_sa_restorer, [
209	+	AC_TRY_COMPILE([
210	+	#include <signal.h>
211	+	], [struct sigaction sa; sa.sa_restorer = 0;],
212	+	ac_cv_signal_sa_restorer=yes, ac_cv_signal_sa_restorer=no,
213	+	dnl When cross-compiling, do not assume anything.
214	+	ac_cv_signal_sa_restorer=no
215	+	)
216	+	])
217	+	if [[ "x$ac_cv_signal_sa_restorer" = "xyes" ]]; then
218	+	AC_DEFINE(HAVE_SIGNAL_SA_RESTORER)
219	+	fi
220	+
221		dnl Checks for library functions.
222		AC_CHECK_FUNCS(strdup cfmakeraw)
223	<	AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
223	>	AC_CHECK_FUNCS(nanosleep)
224		AC_CHECK_FUNCS(sigaction signal)
225		AC_CHECK_FUNCS(mmap mprotect munmap)
226		AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
227	+	AC_CHECK_FUNCS(posix_memalign memalign valloc)
228	+
229	+	dnl Darwin seems to define mach_task_self() instead of task_self().
230	+	AC_CHECK_FUNCS(mach_task_self task_self)
231	+
232	+	dnl We need clock_gettime() for better performance but it may drag
233	+	dnl libpthread in, which we don't want for native ppc mode
234	+	case $EMULATED_PPC:$target_os in
235	+	no:linux*)
236	+	;;
237	+	*:*)
238	+	AC_SEARCH_LIBS(clock_gettime, [rt posix4])
239	+	AC_CHECK_FUNCS(clock_gettime)
240	+	;;
241	+	esac
242
243		dnl Select system-dependant sources.
244	<	if [[ "x$EMULATED_PPC" = "xno" ]]; then
245	<	SYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S"
246	<	fi
247	<	SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
244	>	SERIALSRC=serial_unix.cpp
245	>	ETHERSRC=../dummy/ether_dummy.cpp
246	>	SCSISRC=../dummy/scsi_dummy.cpp
247	>	AUDIOSRC=../dummy/audio_dummy.cpp
248	>	EXTRASYSSRCS=
249	>	case "$target_os" in
250	>	linux*)
251	>	ETHERSRC=Linux/ether_linux.cpp
252	>	AUDIOSRC=audio_oss_esd.cpp
253	>	SCSISRC=Linux/scsi_linux.cpp
254	>	if [[ "x$EMULATED_PPC" = "xno" ]]; then
255	>	EXTRASYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S"
256	>	fi
257	>	;;
258	>	darwin*)
259	>	if [[ "x$EMULATED_PPC" = "xno" ]]; then
260	>	EXTRASYSSRCS="Darwin/paranoia.cpp Linux/asm_linux.S"
261	>	fi
262	>	;;
263	>	esac
264	>	SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
265
266		dnl Define a macro that translates a yesno-variable into a C macro definition
267		dnl to be put into the config.h file
#	Line 206 | Line 274 | AC_DEFUN(AC_TRANSLATE_DEFINE, [
274		fi
275		])
276
277	+	dnl Check that the host supports TUN/TAP devices
278	+	AC_CACHE_CHECK([whether TUN/TAP is supported],
279	+	ac_cv_tun_tap_support, [
280	+	AC_TRY_COMPILE([
281	+	#if defined(HAVE_LINUX_IF_H) && defined(HAVE_LINUX_IF_TUN_H)
282	+	#include <linux/if.h>
283	+	#include <linux/if_tun.h>
284	+	#endif
285	+	#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_IF_TUN_H)
286	+	#include <net/if.h>
287	+	#include <net/if_tun.h>
288	+	#endif
289	+	], [
290	+	struct ifreq ifr;
291	+	memset(&ifr, 0, sizeof(ifr));
292	+	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
293	+	],
294	+	ac_cv_tun_tap_support=yes, ac_cv_tun_tap_support=no
295	+	)
296	+	])
297	+	AC_TRANSLATE_DEFINE(ENABLE_TUNTAP, "$ac_cv_tun_tap_support",
298	+	[Define if your system supports TUN/TAP devices.])
299	+
300		dnl Various checks if the system supports vm_allocate() and the like functions.
301		have_mach_vm=no
302		if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
#	Line 352 | Line 443 | AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_
443
444		fi dnl HAVE_MMAP_VM
445
446	<	dnl Check if we can mmap 0x2000 bytes from 0x0000
447	<	AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
446	>	dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
447	>	AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x3000],
448	>	ac_cv_pagezero_hack, [
449	>	ac_cv_pagezero_hack=no
450	>	if AC_TRY_COMMAND([Darwin/testlmem.sh 0x3000]); then
451	>	ac_cv_pagezero_hack=yes
452	>	dnl might as well skip the test for mmap-able low memory
453	>	ac_cv_can_map_lm=no
454	>	fi
455	>	])
456	>	AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
457	>	[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
458	>
459	>	dnl Check if we can mmap 0x3000 bytes from 0x0000
460	>	AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x3000],
461		ac_cv_can_map_lm, [
462		AC_LANG_SAVE
463		AC_LANG_CPLUSPLUS
#	Line 436 | Line 540 | AC_CACHE_CHECK([whether sigaction handle
540		AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
541		[Define if your system requires sigactions to be reinstalled.])
542
543	<	dnl Check if extended signals are supported.
544	<	AC_CACHE_CHECK([whether your system supports extended signal handlers],
545	<	ac_cv_have_extended_signals, [
543	>	dnl Check if Mach exceptions supported.
544	>	AC_CACHE_CHECK([whether your system supports Mach exceptions],
545	>	ac_cv_have_mach_exceptions, [
546		AC_LANG_SAVE
547		AC_LANG_CPLUSPLUS
548		AC_TRY_RUN([
549	<	#define HAVE_SIGINFO_T 1
549	>	#define HAVE_MACH_EXCEPTIONS 1
550		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
551		#include "vm_alloc.cpp"
552		#include "sigsegv.cpp"
553	<	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
553	>	],
554	>	ac_cv_have_mach_exceptions=yes,
555	>	ac_cv_have_mach_exceptions=no,
556		dnl When cross-compiling, do not assume anything.
557	<	ac_cv_have_extended_signals=no
557	>	ac_cv_have_mach_exceptions=no
558		)
559		AC_LANG_RESTORE
560		]
561		)
562	<	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
563	<	[Define if your system support extended signals.])
562	>	if [[ "$ac_cv_have_mach_exceptions" = "yes" ]]; then
563	>	sigsegv_recovery=mach
564	>	fi
565	>	AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
566	>	[Define if your system supports Mach exceptions.])
567	>
568	>	dnl Otherwise, check if extended signals are supported.
569	>	if [[ -z "$sigsegv_recovery" ]]; then
570	>	AC_CACHE_CHECK([whether your system supports extended signal handlers],
571	>	ac_cv_have_extended_signals, [
572	>	AC_LANG_SAVE
573	>	AC_LANG_CPLUSPLUS
574	>	AC_TRY_RUN([
575	>	#define HAVE_SIGINFO_T 1
576	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
577	>	#include "vm_alloc.cpp"
578	>	#include "sigsegv.cpp"
579	>	],
580	>	ac_cv_have_extended_signals=yes,
581	>	ac_cv_have_extended_signals=no,
582	>	dnl When cross-compiling, do not assume anything.
583	>	ac_cv_have_extended_signals=no
584	>	)
585	>	AC_LANG_RESTORE
586	>	]
587	>	)
588	>	if [[ "$ac_cv_have_extended_signals" = "yes" ]]; then
589	>	sigsegv_recovery=siginfo
590	>	fi
591	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
592	>	[Define if your system support extended signals.])
593	>	fi
594
595		dnl Otherwise, check for subterfuges.
596	<	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
596	>	if [[ -z "$sigsegv_recovery" ]]; then
597		AC_CACHE_CHECK([whether we then have a subterfuge for your system],
598		ac_cv_have_sigcontext_hack, [
599		AC_LANG_SAVE
#	Line 467 | Line 603 | if [[ "x$ac_cv_have_extended_signals" =
603		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
604		#include "vm_alloc.cpp"
605		#include "sigsegv.cpp"
606	<	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
606	>	],
607	>	ac_cv_have_sigcontext_hack=yes,
608	>	ac_cv_have_sigcontext_hack=no,
609		dnl When cross-compiling, do not assume anything.
610		ac_cv_have_sigcontext_hack=no
611		)
612		AC_LANG_RESTORE
613		])
614	+	if [[ "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
615	+	sigsegv_recovery=sigcontext
616	+	fi
617		AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack",
618		[Define if we know a hack to replace siginfo_t->si_addr member.])
619		fi
#	Line 499 | Line 640 | AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_IN
640
641		dnl Can we do Video on SEGV Signals ?
642		CAN_VOSF=no
643	<	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
643	>	if [[ -n "$sigsegv_recovery" ]]; then
644		CAN_VOSF=yes
645		fi
646
#	Line 510 | Line 651 | else
651		WANT_VOSF=no
652		fi
653
654	+	dnl Platform specific binary postprocessor
655	+	BLESS=/bin/true
656	+	if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
657	+	BLESS=Darwin/lowmem
658	+	LDFLAGS="$LDFLAGS -pagezero_size 0x3000"
659	+	fi
660	+
661		dnl Check for GCC 2.7 or higher.
662		HAVE_GCC27=no
663		AC_MSG_CHECKING(for GCC 2.7 or higher)
#	Line 528 | Line 676 | AC_EGREP_CPP(xyes,
676		#endif
677		], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
678
679	+	dnl Check for ICC.
680	+	AC_MSG_CHECKING(for ICC)
681	+	HAVE_ICC=no
682	+	if $CXX -V -v 2>&1 | grep -q "Intel(R) C++ Compiler"; then
683	+	HAVE_ICC=yes
684	+	fi
685	+	AC_MSG_RESULT($HAVE_ICC)
686	+
687		# Test if the compiler can generate ELF objects
688		AC_CACHE_CHECK([whether the compiler can generate ELF objects],
689		ac_cv_elf_objects, [
#	Line 571 | Line 727 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
727		ac_cv_use_dyngen=no
728		;;
729		esac
730	+	dnl Check for a suitable synthetic opcodes compiler (icc is faking itself as gcc 3.2.2)
731	+	if [[ -z "$DYNGEN_CC" ]]; then
732	+	if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
733	+	DYNGEN_CC=$CXX
734	+	else
735	+	for p in /usr/bin /usr/local/bin; do
736	+	gxx="$p/g++"
737	+	if [[ -x "$gxx" ]]; then
738	+	DYNGEN_CC="$gxx"
739	+	fi
740	+	done
741	+	fi
742	+	fi
743	+	if [[ -z "$DYNGEN_CC" ]] || ! { echo '#include <limits>' | $DYNGEN_CC -xc++ -c -o /dev/null - >& /dev/null; }; then
744	+	ac_cv_use_dyngen=no
745	+	fi
746		])
747		if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
748		case $host_cpu in
#	Line 581 | Line 753 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
753		else
754		DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
755		fi
756	+	saved_CPPFLAGS=$CPPFLAGS
757	+	CPPFLAGS="$CPPFLAGS -mmmx"
758	+	AC_CHECK_HEADERS(mmintrin.h,  [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"])
759	+	CPPFLAGS="$CPPFLAGS -msse"
760	+	AC_CHECK_HEADERS(xmmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"])
761	+	CPPFLAGS="$CPPFLAGS -msse2"
762	+	AC_CHECK_HEADERS(emmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"])
763	+	CPPFLAGS=$saved_CPPFLAGS
764	+	;;
765	+	x86_64)
766	+	AC_CHECK_HEADERS(mmintrin.h xmmintrin.h emmintrin.h)
767		;;
768		esac
769		DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000"
#	Line 602 | Line 785 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
785		fi
786		fi
787		CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp"
788	+	else
789	+	WANT_JIT=no
790		fi
791		if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
792		AC_CACHE_CHECK([whether static data regions are executable],
#	Line 633 | Line 818 | fi
818
819		dnl Generate Makefile.
820		AC_SUBST(DYNGENSRCS)
821	+	AC_SUBST(DYNGEN_CC)
822		AC_SUBST(DYNGEN_OP_FLAGS)
823		AC_SUBST(SYSSRCS)
824		AC_SUBST(CPUSRCS)
825	+	AC_SUBST(BLESS)
826		AC_OUTPUT(Makefile)
827
828		dnl Print summary.
#	Line 650 | Line 837 | echo Enable video on SEGV signals .....
837		echo ESD sound support ................ : $WANT_ESD
838		echo GTK user interface ............... : $WANT_GTK
839		echo mon debugger support ............. : $WANT_MON
840	+	echo Bad memory access recovery type .. : $sigsegv_recovery
841		echo
842		echo "Configuration done. Now type \"make\"."

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