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

Comparing BasiliskII/src/Unix/configure.ac (file contents):
Revision 1.12 by gbeauche, 2002-11-05T10:32:42Z vs.
Revision 1.23 by gbeauche, 2003-10-12T22:39:57Z

#	Line 1 | Line 1
1		dnl Process this file with autoconf to produce a configure script.
2		dnl Written in 2002 by Christian Bauer et al.
3
4	<	AC_INIT(main_unix.cpp)
4	>	AC_INIT([Basilisk II], 1.0, [Christian.Bauer@uni-mainz.de], BasiliskII)
5	>	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		dnl Video options.
18		AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
19		AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
#	Line 69 | Line 78 | HAVE_I386=no
78		HAVE_M68K=no
79		HAVE_SPARC=no
80		HAVE_POWERPC=no
81	+	HAVE_X86_64=no
82		case "$target_cpu" in
83		i386* | i486* | i586* | i686* | i786* ) HAVE_I386=yes;;
84		m68k* ) HAVE_M68K=yes;;
85		sparc* ) HAVE_SPARC=yes;;
86		powerpc* ) HAVE_POWERPC=yes;;
87	+	x86_64* ) HAVE_X86_64=yes;;
88		esac
89
90		dnl Checks for programs.
#	Line 101 | Line 112 | if [[ "x$WANT_MON" = "xyes" ]]; then
112		AC_CHECK_LIB(Hcurses, tgetent, ,
113		AC_CHECK_LIB(curses, tgetent))))))
114		AC_CHECK_LIB(readline, readline)
104	–	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
115		else
116		AC_MSG_RESULT(no)
117		AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
#	Line 184 | Line 194 | if [[ "x$WANT_GTK" = "xyes" ]]; then
194		CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
195		LIBS="$LIBS $GTK_LIBS"
196		UISRCS=prefs_editor_gtk.cpp
197	+	dnl somehow, <gnome-i18n.h> would redefine gettext() to nothing if
198	+	dnl ENABLE_NLS is not set, thusly conflicting with C++ <string> which
199	+	dnl includes <libintl.h>
200	+	AM_GNU_GETTEXT
201		B2_PATH_GNOMEUI([
202		AC_DEFINE(HAVE_GNOMEUI, 1, [Define if libgnomeui is available.])
203		CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
#	Line 213 | Line 227 | AC_SYS_LARGEFILE
227
228		dnl Checks for header files.
229		AC_HEADER_STDC
230	<	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
230	>	AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h mach/mach.h)
231	>	AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
232
233		dnl Checks for typedefs, structures, and compiler characteristics.
234		AC_C_BIGENDIAN
#	Line 358 | Line 373 | irix*)
373		LIBS="$LIBS -laudio"
374		WANT_ESD=no
375
376	<	dnl Check if our compiler supports -Ofast (MIPSPro)
377	<	HAVE_OFAST=no
376	>	dnl Check if our compiler supports -IPA (MIPSPro)
377	>	HAVE_IPA=no
378		ocflags="$CFLAGS"
379	<	CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
380	<	AC_MSG_CHECKING(if "-Ofast" works)
379	>	CFLAGS=`echo "$CFLAGS -IPA" | sed -e "s/-g//g"`
380	>	AC_MSG_CHECKING(if "-IPA" works)
381		dnl Do a test compile of an empty function
382	<	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
382	>	AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
383		CFLAGS="$ocflags"
384
385		;;
#	Line 543 | Line 558 | AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_
558
559		fi dnl HAVE_MMAP_VM
560
561	+	dnl Check if we can modify the __PAGEZERO segment for use as Low Memory
562	+	AC_CACHE_CHECK([whether __PAGEZERO can be Low Memory area 0x0000-0x2000],
563	+	ac_cv_pagezero_hack, [
564	+	ac_cv_pagezero_hack=no
565	+	if AC_TRY_COMMAND([Darwin/testlmem.sh 0x2000]); then
566	+	ac_cv_pagezero_hack=yes
567	+	dnl might as well skip the test for mmap-able low memory
568	+	ac_cv_can_map_lm=no
569	+	fi
570	+	])
571	+	AC_TRANSLATE_DEFINE(PAGEZERO_HACK, "$ac_cv_pagezero_hack",
572	+	[Define if the __PAGEZERO Mach-O Low Memory Globals hack works on this system.])
573	+
574		dnl Check if we can mmap 0x2000 bytes from 0x0000
575		AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
576		ac_cv_can_map_lm, [
#	Line 551 | Line 579 | AC_CACHE_CHECK([whether we can map Low M
579		AC_TRY_RUN([
580		#include "vm_alloc.cpp"
581		int main(void) { /* returns 0 if we could map the lowmem globals */
582	<	volatile char * lm;
582	>	volatile char * lm = 0;
583		if (vm_init() < 0) exit(1);
584	<	if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
584	>	if (vm_acquire_fixed(0, 0x2000) < 0) exit(1);
585		lm[0] = 'z';
586		if (vm_release((char *)lm, 0x2000) < 0) exit(1);
587		vm_exit(); exit(0);
#	Line 627 | Line 655 | AC_CACHE_CHECK([whether sigaction handle
655		AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
656		[Define if your system requires sigactions to be reinstalled.])
657
658	<	dnl Check if extended signals are supported.
659	<	AC_CACHE_CHECK([whether your system supports extended signal handlers],
660	<	ac_cv_have_extended_signals, [
658	>	dnl Check if Mach exceptions supported.
659	>	AC_CACHE_CHECK([whether your system supports Mach exceptions],
660	>	ac_cv_have_mach_exceptions, [
661		AC_LANG_SAVE
662		AC_LANG_CPLUSPLUS
663		AC_TRY_RUN([
664	<	#define HAVE_SIGINFO_T 1
664	>	#define HAVE_MACH_EXCEPTIONS 1
665		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
666		#include "vm_alloc.cpp"
667		#include "sigsegv.cpp"
668	<	], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
668	>	], [
669	>	sigsegv_recovery=mach
670	>	ac_cv_have_mach_exceptions=yes
671	>	],
672	>	ac_cv_have_mach_exceptions=no,
673		dnl When cross-compiling, do not assume anything.
674	<	ac_cv_have_extended_signals=no
674	>	ac_cv_have_mach_exceptions=no
675		)
676		AC_LANG_RESTORE
677		]
678		)
679	<	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
680	<	[Define if your system support extended signals.])
679	>	AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
680	>	[Define if your system supports Mach exceptions.])
681	>
682	>	dnl Otherwise, check if extended signals are supported.
683	>	if [[ -z "$sigsegv_recovery" ]]; then
684	>	AC_CACHE_CHECK([whether your system supports extended signal handlers],
685	>	ac_cv_have_extended_signals, [
686	>	AC_LANG_SAVE
687	>	AC_LANG_CPLUSPLUS
688	>	AC_TRY_RUN([
689	>	#define HAVE_SIGINFO_T 1
690	>	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
691	>	#include "vm_alloc.cpp"
692	>	#include "sigsegv.cpp"
693	>	], [
694	>	sigsegv_recovery=siginfo
695	>	ac_cv_have_extended_signals=yes
696	>	],
697	>	ac_cv_have_extended_signals=no,
698	>	dnl When cross-compiling, do not assume anything.
699	>	ac_cv_have_extended_signals=no
700	>	)
701	>	AC_LANG_RESTORE
702	>	]
703	>	)
704	>	AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
705	>	[Define if your system support extended signals.])
706	>	fi
707
708		dnl Otherwise, check for subterfuges.
709	<	if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
709	>	if [[ -z "$sigsegv_recovery" ]]; then
710		AC_CACHE_CHECK([whether we then have a subterfuge for your system],
711		ac_cv_have_sigcontext_hack, [
712		AC_LANG_SAVE
#	Line 658 | Line 716 | if [[ "x$ac_cv_have_extended_signals" =
716		#define CONFIGURE_TEST_SIGSEGV_RECOVERY
717		#include "vm_alloc.cpp"
718		#include "sigsegv.cpp"
719	<	], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
719	>	], [
720	>	sigsegv_recovery=sigcontext
721	>	ac_cv_have_sigcontext_hack=yes
722	>	],
723	>	ac_cv_have_sigcontext_hack=no,
724		dnl When cross-compiling, do not assume anything.
725		ac_cv_have_sigcontext_hack=no
726		)
#	Line 690 | Line 752 | AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_IN
752
753		dnl Can we do Video on SEGV Signals ?
754		CAN_VOSF=no
755	<	if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
755	>	if [[ -n "$sigsegv_recovery" ]]; then
756		CAN_VOSF=yes
757		fi
758
759	+	dnl A dummy program that returns always true
760	+	BLESS=/bin/true
761	+
762		dnl Determine the addressing mode to use
763		if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
764		ADDRESSING_MODE="real"
#	Line 704 | Line 769 | else
769		case $am in
770		real)
771		dnl Requires ability to mmap() Low Memory globals
772	<	if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
772	>	if [[ "x$ac_cv_can_map_lm$ac_cv_pagezero_hack" = "xnono" ]]; then
773		continue
774		fi
775	<	dnl Requires VOSF screen updates
775	>	dnl Requires VOSF screen updates
776		if [[ "x$CAN_VOSF" = "xno" ]]; then
777		continue
778		fi
#	Line 715 | Line 780 | else
780		ADDRESSING_MODE="real"
781		WANT_VOSF=yes dnl we can use VOSF and we need it actually
782		DEFINES="$DEFINES -DREAL_ADDRESSING"
783	+	if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
784	+	BLESS=Darwin/lowmem
785	+	LDFLAGS="$LDFLAGS -pagezero_size 0x2000"
786	+	fi
787		break
788		;;
789		direct)
#	Line 767 | Line 836 | AC_MSG_RESULT($HAVE_GAS)
836		dnl Check for GCC 2.7 or higher.
837		HAVE_GCC27=no
838		AC_MSG_CHECKING(for GCC 2.7 or higher)
839	<	AC_EGREP_CPP(yes,
839	>	AC_EGREP_CPP(xyes,
840		[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
841	<	yes
841	>	xyes
842		#endif
843		], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
844
845		dnl Check for GCC 3.0 or higher.
846		HAVE_GCC30=no
847		AC_MSG_CHECKING(for GCC 3.0 or higher)
848	<	AC_EGREP_CPP(yes,
848	>	AC_EGREP_CPP(xyes,
849		[#if __GNUC__ >= 3
850	<	yes
850	>	xyes
851		#endif
852		], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
853
#	Line 827 | Line 896 | if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE
896		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 $JITSRCS"
897		CAN_JIT=yes
898		fi
899	+	elif [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_X86_64" = "xyes" ]]; then
900	+	dnl x86-64 CPU
901	+	DEFINES="$DEFINES -DUNALIGNED_PROFITABLE"
902	+	if [[ "x$HAVE_GAS" = "xyes" ]]; then
903	+	ASM_OPTIMIZATIONS="x86-64"
904	+	DEFINES="$DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS"
905	+	fi
906		elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
907		dnl SPARC CPU
908		case "$target_os" in
#	Line 1083 | Line 1159 | if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1159		CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
1160		fi
1161
1162	<	dnl Or if we have -Ofast
1163	<	if [[ "x$HAVE_OFAST" = "xyes" ]]; then
1164	<	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
1165	<	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
1162	>	dnl Or if we have -IPA (MIPSPro compilers)
1163	>	if [[ "x$HAVE_IPA" = "xyes" ]]; then
1164	>	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1165	>	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1166		CXXFLAGS="-LANG:std $CXXFLAGS"
1167	<	LDFLAGS="$LDFLAGS -ipa"
1167	>	LDFLAGS="$LDFLAGS -O3 -OPT:Olimit=0 -IPA"
1168		fi
1169
1170		dnl Generate Makefile.
#	Line 1096 | Line 1172 | AC_SUBST(DEFINES)
1172		AC_SUBST(SYSSRCS)
1173		AC_SUBST(CPUINCLUDES)
1174		AC_SUBST(CPUSRCS)
1175	<	AC_OUTPUT(Makefile)
1175	>	AC_SUBST(BLESS)
1176	>	AC_CONFIG_FILES([Makefile])
1177	>	AC_OUTPUT
1178
1179		dnl Print summary.
1180		echo
#	Line 1115 | Line 1193 | echo JIT debug mode ....................
1193		echo Floating-Point emulation core .......... : $FPE_CORE
1194		echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
1195		echo Addressing mode ........................ : $ADDRESSING_MODE
1196	+	echo Bad memory access recovery type ........ : $sigsegv_recovery
1197		echo
1198		echo "Configuration done. Now type \"make\" (or \"gmake\")."

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