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

Comparing SheepShaver/src/Unix/configure.ac (file contents):
Revision 1.2 by gbeauche, 2004-06-30T08:48:45Z vs.
Revision 1.72 by asvitkine, 2012-06-15T22:58:29Z

#	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)
8	+	AH_TOP(
9	+	#ifndef CONFIG_H
10	+	#define CONFIG_H
11	+	)
12	+	AH_BOTTOM(
13	+	#endif /* CONFIG_H */
14	+	)
15
16		dnl Canonical system information.
17		AC_CANONICAL_HOST
#	Line 14 | Line 21 | dnl Some systems do not put corefiles in
21		dnl cores for the configure tests since some are intended to dump core.
22		ulimit -c 0
23
24	+	dnl Invite Cygwin users to build within the Windows/ directory
25	+	case $target_os in
26	+	*cygwin* | *mingw32*)
27	+	AC_MSG_ERROR([You can only build the Windows version from its directory, Cygwin/X11 is not supported.])
28	+	;;
29	+	esac
30	+
31		dnl Options.
32		AC_ARG_ENABLE(jit,          [  --enable-jit            enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes])
33		AC_ARG_ENABLE(ppc-emulator, [  --enable-ppc-emulator   use the selected PowerPC emulator [default=auto]], [WANT_EMULATED_PPC=$enableval], [WANT_EMULATED_PPC=auto])
34	+	AC_ARG_ENABLE(fbdev-dga,    [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb0 [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
35		AC_ARG_ENABLE(xf86-dga,     [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
36	<	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=no]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=no])
36	>	AC_ARG_ENABLE(xf86-vidmode, [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
37		AC_ARG_ENABLE(vosf,         [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
38	+	AC_ARG_ENABLE(standalone-gui,[  --enable-standalone-gui enable a standalone GUI prefs editor [default=no]], [WANT_STANDALONE_GUI=$enableval], [WANT_STANDALONE_GUI=no])
39		AC_ARG_WITH(esd,            [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
40	<	AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
40	>	AC_ARG_WITH(gtk,            [  --with-gtk              use GTK user interface [default=yes]],
41	>	[case "$withval" in
42	>	gtk1)      WANT_GTK="gtk";;
43	>	gtk|gtk2)  WANT_GTK="$withval";;
44	>	yes)       WANT_GTK="gtk2 gtk";;
45	>	*)         WANT_GTK="no";;
46	>	esac],
47	>	[WANT_GTK="gtk2 gtk"])
48		AC_ARG_WITH(mon,            [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
49		AC_ARG_WITH(dgcc,           [  --with-dgcc=COMPILER    use C++ COMPILER to compile synthetic opcodes], [DYNGEN_CC=$withval])
50
51	+	AC_ARG_WITH(bincue,
52	+	AS_HELP_STRING([--with-bincue], [Allow cdrom image files in bin/cue mode]))
53	+
54	+	AC_ARG_WITH(libvhd,
55	+	AS_HELP_STRING([--with-libvhd], [Enable VHD disk images]))
56	+
57	+
58	+	dnl Addressing mode
59	+	AC_ARG_ENABLE(addressing,
60	+	[  --enable-addressing=AM  set the addressing mode to use [default=real]],
61	+	[case "$enableval" in
62	+	real)        WANT_ADDRESSING_MODE="real";;
63	+	direct)      WANT_ADDRESSING_MODE="direct";;
64	+	direct,0x*)  WANT_ADDRESSING_MODE="direct"; NATMEM_OFFSET=`echo "$enableval" | sed -n '/direct,\(0[[xX]][[0-9A-Fa-f]]*\([[UuLl]]\{1,2\}\)\?\)$/s//\1/p'`;;
65	+	esac],
66	+	[WANT_ADDRESSING_MODE="real"]
67	+	)
68	+
69		dnl SDL options.
70		AC_ARG_ENABLE(sdl-static,   [  --enable-sdl-static     use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no])
71		AC_ARG_ENABLE(sdl-video,    [  --enable-sdl-video      use SDL for video graphics [default=no]], [WANT_SDL_VIDEO=$enableval], [WANT_SDL_VIDEO=no])
72	+	AC_ARG_ENABLE(sdl-audio,    [  --enable-sdl-audio      use SDL for audio [default=no]], [WANT_SDL_AUDIO=$enableval], [WANT_SDL_AUDIO=no])
73	+	AC_ARG_ENABLE(sdl-framework,    [  --enable-sdl-framework  use SDL framework [default=no]], [WANT_SDL_FRAMEWORK=$enableval], [WANT_SDL_FRAMEWORK=no])
74	+	AC_ARG_ENABLE(sdl-framework-prefix,    [  --enable-sdl-framework-prefix=PFX    default=/Library/Frameworks], [SDL_FRAMEWORK="$enableval"], [SDL_FRAMEWORK=/Library/Frameworks])
75
76		dnl Checks for programs.
77		AC_PROG_CC
#	Line 35 | Line 79 | AC_PROG_CPP
79		AC_PROG_CXX
80		AC_PROG_MAKE_SET
81		AC_PROG_INSTALL
82	+	AC_PROG_EGREP
83	+	AC_PATH_PROGS(FILE, [file false])
84	+	AC_PATH_PROG(PERL, [perl])
85
86		dnl Check for PowerPC target CPU.
87		HAVE_PPC=no
#	Line 75 | Line 122 | if [[ "x$WANT_MON" = "xyes" ]]; then
122		if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
123		AC_MSG_RESULT(yes)
124		AC_DEFINE(ENABLE_MON, 1, [Define if using "mon".])
125	<	MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
125	>	MONSRCS="$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 $mon_srcdir/disass/mips16-opc.c"
126		CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
127		AC_CHECK_LIB(ncurses, tgetent, ,
128	<	AC_CHECK_LIB(termcap, tgetent, ,
129	<	AC_CHECK_LIB(termlib, tgetent, ,
130	<	AC_CHECK_LIB(terminfo, tgetent, ,
131	<	AC_CHECK_LIB(Hcurses, tgetent, ,
132	<	AC_CHECK_LIB(curses, tgetent))))))
128	>	[AC_CHECK_LIB(termcap, tgetent, ,
129	>	[AC_CHECK_LIB(termlib, tgetent, ,
130	>	[AC_CHECK_LIB(terminfo, tgetent, ,
131	>	[AC_CHECK_LIB(Hcurses, tgetent, ,
132	>	[AC_CHECK_LIB(curses, tgetent)])])])])])
133		AC_CHECK_LIB(readline, readline)
134		AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
135		else
#	Line 91 | Line 138 | if [[ "x$WANT_MON" = "xyes" ]]; then
138		WANT_MON=no
139		fi
140		fi
141	+	AC_SUBST(MONSRCS)
142
143		dnl Checks for libraries.
144		AC_CHECK_LIB(posix4, sem_init)
145	+	AC_CHECK_LIB(m, cos)
146	+
147	+	dnl AC_CHECK_SDLFRAMEWORK($1=NAME, $2=INCLUDES)
148	+	dnl AC_TRY_LINK uses main() but SDL needs main to take args,
149	+	dnl therefore main is undefined with #undef.
150	+	dnl Framework can be in an custom location.
151	+	AC_DEFUN([AC_CHECK_SDLFRAMEWORK], [
152	+	AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])
153	+	AC_CACHE_CHECK([whether compiler supports framework $1],
154	+	ac_Framework, [
155	+	saved_LIBS="$LIBS"
156	+	LIBS="$LIBS -framework $1"
157	+	if [[ "x$SDL_FRAMEWORK" != "x/Library/Frameworks" ]]; then
158	+	if [[ "x$SDL_FRAMEWORK" != "x/System/Library/Frameworks" ]]; then
159	+	LIBS="$saved_LIBS -F$SDL_FRAMEWORK -framework $1"
160	+	fi
161	+	fi
162	+	saved_CPPFLAGS="$CPPFLAGS"
163	+	CPPFLAGS="$CPPFLAGS -I$SDL_FRAMEWORK/SDL.framework/Headers"
164	+	AC_TRY_LINK(
165	+	[$2
166	+	#undef main], [],
167	+	[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no);
168	+	LIBS="$saved_LIBS"; CPPFLAGS="$saved_CPPFLAGS"]
169	+	)
170	+	])
171	+	AS_IF([test AS_VAR_GET(ac_Framework) = yes],
172	+	[AC_DEFINE(AS_TR_CPP(HAVE_FRAMEWORK_$1), 1, [Define if framework $1 is available.])]
173	+	)
174	+	AS_VAR_POPDEF([ac_Framework])
175	+	])
176
177		dnl Do we need SDL?
178		WANT_SDL=no
100	–	SDL_SUPPORT="none"
179		if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
180		WANT_SDL=yes
181		WANT_XF86_DGA=no
182		WANT_XF86_VIDMODE=no
183		WANT_FBDEV_DGA=no
184	<	SDL_SUPPORT="video"
184	>	SDL_SUPPORT="$SDL_SUPPORT video"
185	>	fi
186	>	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
187	>	WANT_SDL=yes
188	>	SDL_SUPPORT="$SDL_SUPPORT audio"
189		fi
190		if [[ "x$WANT_SDL" = "xyes" ]]; then
191	<	AC_PATH_PROG(sdl_config, "sdl-config")
192	<	if [[ -n "$sdl_config" ]]; then
193	<	sdl_cflags=`$sdl_config --cflags`
194	<	if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then
195	<	sdl_libs=`$sdl_config --static-libs`
191	>	if [[ "x$WANT_SDL_FRAMEWORK" = "xyes" ]]; then
192	>	AC_CHECK_SDLFRAMEWORK(SDL, [#include <SDL.h>])
193	>	else
194	>	ac_cv_framework_SDL=no
195	>	fi
196	>	if [[ "x$ac_cv_framework_SDL" = "xno" ]]; then
197	>	AC_PATH_PROG(sdl_config, "sdl-config")
198	>	if [[ -n "$sdl_config" ]]; then
199	>	sdl_cflags=`$sdl_config --cflags`
200	>	if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then
201	>	sdl_libs=`$sdl_config --static-libs`
202	>	else
203	>	sdl_libs=`$sdl_config --libs`
204	>	fi
205	>	CFLAGS="$CFLAGS $sdl_cflags"
206	>	CXXFLAGS="$CXXFLAGS $sdl_cflags"
207	>	LIBS="$LIBS $sdl_libs"
208		else
209	<	sdl_libs=`$sdl_config --libs`
209	>	WANT_SDL=no
210	>	WANT_SDL_VIDEO=no
211	>	WANT_SDL_AUDIO=no
212		fi
117	–	CFLAGS="$CFLAGS $sdl_cflags"
118	–	CXXFLAGS="$CXXFLAGS $sdl_cflags"
119	–	LIBS="$LIBS $sdl_libs"
120	–	else
121	–	WANT_SDL=no
213		fi
214	+	SDL_SUPPORT=`echo "$SDL_SUPPORT" | sed -e "s/^ //"`
215	+	else
216	+	SDL_SUPPORT="none"
217		fi
218
219		dnl We need X11, if not using SDL.
220	<	if [[ "x$WANT_SDL" = "xno" ]]; then
220	>	if [[ "x$WANT_SDL_VIDEO" != "xyes" ]]; then
221		AC_PATH_XTRA
222		if [[ "x$no_x" = "xyes" ]]; then
223		AC_MSG_ERROR([You need X11 to run SheepShaver.])
#	Line 133 | Line 227 | if [[ "x$WANT_SDL" = "xno" ]]; then
227		LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
228		fi
229
230	+
231	+
232		dnl We need pthreads on non-PowerPC systems. Try libpthread first, then libc_r (FreeBSD), then PTL.
233		HAVE_PTHREADS=yes
234		case $EMULATED_PPC:$target_os in
235	<	no:linux*)
235	>	no:linux*|no:netbsd*)
236		dnl We do have our own pthread_cancel() implementation
237		AC_DEFINE(HAVE_PTHREAD_CANCEL, 1, [Define if you have the pthread_cancel function.])
238		;;
#	Line 144 | Line 240 | no:linux*)
240		AC_CHECK_LIB(pthread, pthread_create, , [
241		AC_CHECK_LIB(c_r, pthread_create, , [
242		AC_CHECK_LIB(PTL, pthread_create, , [
243	<	AC_MSG_ERROR([You need pthreads to run Basilisk II.])
243	>	dnl XXX remove when no pthreads case is merged
244	>	AC_MSG_ERROR([You need pthreads to run SheepShaver.])
245	>	HAVE_PTHREADS=no
246		])
247		])
248		])
249		AC_CHECK_FUNCS(pthread_cancel)
250	+	AC_CHECK_FUNCS(pthread_cond_init pthread_testcancel)
251		AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
252		AC_CHECK_FUNCS(pthread_mutexattr_settype)
253		AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
155	–	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
156	–	AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
157	–	fi
254		dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
255		SEMSRC=
256		AC_CHECK_FUNCS(sem_init, , [
#	Line 164 | Line 260 | no:linux*)
260		])
261		;;
262		esac
263	+	if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
264	+	AC_DEFINE(HAVE_PTHREADS, 1, [Define if pthreads are available.])
265	+	fi
266	+
267	+	dnl We use FBDev DGA if possible.
268	+	if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
269	+	AC_CHECK_HEADER(linux/fb.h, [
270	+	AC_DEFINE(ENABLE_FBDEV_DGA, 1, [Define if using Linux fbdev extension.])
271	+	], [
272	+	AC_MSG_WARN([Could not find Linux FBDev extension, ignoring --enable-fbdev-dga.])
273	+	WANT_FBDEV_DGA=no
274	+	])
275	+	fi
276
277		dnl We use XFree86 DGA if possible.
278		if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
#	Line 189 | Line 298 | fi
298
299		dnl We use GTK+ if possible.
300		UISRCS=../dummy/prefs_editor_dummy.cpp
301	<	if [[ "x$WANT_GTK" = "xyes" ]]; then
301	>	case "x$WANT_GTK" in
302	>	xgtk2*)
303	>	WANT_GTK=no
304	>	AM_PATH_GTK_2_0(1.3.15, [
305	>	GUI_CFLAGS="$GTK_CFLAGS"
306	>	GUI_LIBS="$GTK_LIBS"
307	>	WANT_GTK=gtk2
308	>	], [
309	>	case "x${WANT_GTK}x" in
310	>	*gtkx)
311	>	AC_MSG_WARN([Could not find GTK+ 2.0, trying with GTK+ 1.2.])
312	>	WANT_GTK=gtk
313	>	;;
314	>	*)
315	>	AC_MSG_WARN([Could not find GTK+, disabling user interface.])
316	>	WANT_GTK=no
317	>	;;
318	>	esac
319	>	])
320	>	;;
321	>	esac
322	>	if [[ "x$WANT_GTK" = "xgtk" ]]; then
323	>	WANT_GTK=no
324		AM_PATH_GTK(1.2.0, [
325	<	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
326	<	CFLAGS="$CFLAGS $GTK_CFLAGS"
327	<	CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
197	<	LIBS="$LIBS $GTK_LIBS"
198	<	UISRCS=prefs_editor_gtk.cpp
325	>	GUI_CFLAGS="$GTK_CFLAGS"
326	>	GUI_LIBS="$GTK_LIBS"
327	>	WANT_GTK=gtk
328		], [
329		AC_MSG_WARN([Could not find GTK+, disabling user interface.])
201	–	WANT_GTK=no
330		])
331		fi
332	+	if [[ "x$WANT_GTK" != "xno" -a "x$WANT_STANDALONE_GUI" = "xno" ]]; then
333	+	AC_DEFINE(ENABLE_GTK, 1, [Define if using GTK.])
334	+	UISRCS=prefs_editor_gtk.cpp
335	+	fi
336	+	AC_SUBST(GUI_CFLAGS)
337	+	AC_SUBST(GUI_LIBS)
338	+
339	+	dnl Build external GUI if requested.
340	+	if [[ "$WANT_STANDALONE_GUI" != "yes" ]]; then
341	+	WANT_STANDALONE_GUI=no
342	+	fi
343	+	if [[ "$WANT_GTK" = "no" ]]; then
344	+	WANT_STANDALONE_GUI=no
345	+	fi
346	+	AC_SUBST(STANDALONE_GUI, [$WANT_STANDALONE_GUI])
347
348		dnl We use ESD if possible.
349		if [[ "x$WANT_ESD" = "xyes" ]]; then
350	+	WANT_ESD=no
351		AM_PATH_ESD(0.2.8, [
352		AC_DEFINE(ENABLE_ESD, 1, [Define is using ESD.])
353		CFLAGS="$CFLAGS $ESD_CFLAGS"
354		CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
355		LIBS="$LIBS $ESD_LIBS"
356	+	WANT_ESD=yes
357		], [
358		AC_MSG_WARN([Could not find ESD, disabling ESD support.])
214	–	WANT_ESD=no
359		])
360		fi
361
#	Line 221 | Line 365 | AC_SYS_LARGEFILE
365		dnl Checks for header files.
366		AC_HEADER_STDC
367		AC_HEADER_SYS_WAIT
368	+	AC_CHECK_HEADERS(malloc.h stdint.h)
369		AC_CHECK_HEADERS(mach/vm_map.h mach/mach_init.h sys/mman.h)
370	<	AC_CHECK_HEADERS(sys/time.h sys/times.h sys/socket.h)
371	<	AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h)
372	<	AC_CHECK_HEADERS(linux/if.h, [], [], [
373	<	#if HAVE_SYS_SOCKET_H
374	<	# include <sys/socket.h>
370	>	AC_CHECK_HEADERS(unistd.h fcntl.h byteswap.h dirent.h)
371	>	AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
372	>	AC_CHECK_HEADERS(sys/time.h sys/poll.h sys/select.h arpa/inet.h)
373	>	AC_CHECK_HEADERS(linux/if.h linux/if_tun.h net/if.h net/if_tun.h, [], [], [
374	>	#ifdef HAVE_SYS_TYPES_H
375	>	#include <sys/types.h>
376	>	#endif
377	>	#ifdef HAVE_SYS_SOCKET_H
378	>	#include <sys/socket.h>
379		#endif
380		])
381	<	AC_CHECK_HEADERS(linux/if_tun.h net/if.h net/if_tun.h)
381	>	AC_CHECK_HEADERS(AvailabilityMacros.h)
382	>	AC_CHECK_HEADERS(IOKit/storage/IOBlockStorageDevice.h)
383	>	AC_CHECK_HEADERS(fenv.h)
384
385		dnl Checks for typedefs, structures, and compiler characteristics.
386		AC_C_BIGENDIAN
#	Line 249 | Line 400 | AC_TYPE_SIGNAL
400		AC_HEADER_TIME
401		AC_STRUCT_TM
402
403	+	dnl Check whether sys/socket.h defines type socklen_t.
404	+	dnl (extracted from ac-archive/Miscellaneous)
405	+	AC_CACHE_CHECK([for socklen_t],
406	+	ac_cv_type_socklen_t, [
407	+	AC_TRY_COMPILE([
408	+	#include <sys/types.h>
409	+	#include <sys/socket.h>
410	+	], [socklen_t len = 42; return 0;],
411	+	ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
412	+	dnl When cross-compiling, do not assume anything.
413	+	ac_cv_type_socklen_t="guessing no"
414	+	)
415	+	])
416	+	if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
417	+	AC_DEFINE(socklen_t, int, [Define to 'int' if <sys/types.h> doesn't define.])
418	+	fi
419	+
420		dnl Check whether struct sigaction has sa_restorer member.
421		AC_CACHE_CHECK([whether struct sigaction has sa_restorer],
422		ac_cv_signal_sa_restorer, [
#	Line 265 | Line 433 | if [[ "x$ac_cv_signal_sa_restorer" = "xy
433		fi
434
435		dnl Checks for library functions.
436	<	AC_CHECK_FUNCS(strdup strlcpy cfmakeraw)
436	>	AC_CHECK_FUNCS(strdup strerror strlcpy cfmakeraw)
437		AC_CHECK_FUNCS(nanosleep)
438		AC_CHECK_FUNCS(sigaction signal)
439		AC_CHECK_FUNCS(mmap mprotect munmap)
440		AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
441	<	AC_CHECK_FUNCS(posix_memalign memalign valloc)
441	>	AC_CHECK_FUNCS(exp2f log2f exp2 log2)
442	>	AC_CHECK_FUNCS(floorf roundf ceilf truncf floor round ceil trunc)
443	>	AC_CHECK_FUNCS(poll inet_aton)
444
445		dnl Darwin seems to define mach_task_self() instead of task_self().
446		AC_CHECK_FUNCS(mach_task_self task_self)
#	Line 282 | Line 452 | no:linux*)
452		;;
453		*:*)
454		AC_SEARCH_LIBS(clock_gettime, [rt posix4])
455	<	AC_CHECK_FUNCS(clock_gettime)
455	>	AC_CHECK_FUNCS(clock_gettime clock_nanosleep)
456		;;
457		esac
458
459	+	dnl Check for headers and functions related to pty support (sshpty.c)
460	+	dnl From openssh-3.2.2p1 configure.ac
461	+	AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h)
462	+	AC_CHECK_FUNCS(_getpty vhangup strlcpy)
463	+
464	+	case "$host" in
465	+	*-*-hpux10.26)
466	+	disable_ptmx_check=yes
467	+	;;
468	+	*-*-linux*)
469	+	no_dev_ptmx=1
470	+	;;
471	+	mips-sony-bsd|mips-sony-newsos4)
472	+	AC_DEFINE(HAVE_NEWS4, 1, [Define if you are on NEWS-OS (additions from openssh-3.2.2p1, for sshpty.c).])
473	+	;;
474	+	*-*-sco3.2v4*)
475	+	no_dev_ptmx=1
476	+	;;
477	+	*-*-sco3.2v5*)
478	+	no_dev_ptmx=1
479	+	;;
480	+	*-*-cygwin*)
481	+	no_dev_ptmx=1
482	+	;;
483	+	*-*-darwin*)
484	+	no_dev_ptmx=1
485	+	;;
486	+	esac
487	+
488	+	if test -z "$no_dev_ptmx" ; then
489	+	if test "x$disable_ptmx_check" != "xyes" ; then
490	+	AC_CHECK_FILE([/dev/ptmx],
491	+	[
492	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX, 1, [Define if you have /dev/ptmx.])
493	+	have_dev_ptmx=1
494	+	]
495	+	)
496	+	fi
497	+	fi
498	+	AC_CHECK_FILE([/dev/ptc],
499	+	[
500	+	AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC, 1, [Define if you have /dev/ptc.])
501	+	have_dev_ptc=1
502	+	]
503	+	)
504	+	dnl (end of code from openssh-3.2.2p1 configure.ac)
505	+
506	+	dnl Check for systems where POSIX-style non-blocking I/O (O_NONBLOCK)
507	+	dnl doesn't work or is unimplemented. On these systems (mostly older
508	+	dnl ones), use the old BSD-style FIONBIO approach instead. [tcl.m4]
509	+	AC_CACHE_CHECK([FIONBIO vs. O_NONBLOCK for non-blocking I/O],
510	+	ac_cv_nonblocking_io, [
511	+	case "$host" in
512	+	*-*-osf*)
513	+	ac_cv_nonblocking_io=FIONBIO
514	+	;;
515	+	*-*-sunos4*)
516	+	ac_cv_nonblocking_io=FIONBIO
517	+	;;
518	+	*-*-ultrix*)
519	+	ac_cv_nonblocking_io=FIONBIO
520	+	;;
521	+	*)
522	+	ac_cv_nonblocking_io=O_NONBLOCK
523	+	;;
524	+	esac
525	+	])
526	+	if [[ "$ac_cv_nonblocking_io" = "FIONBIO" ]]; then
527	+	AC_DEFINE(USE_FIONBIO, 1, [Define if BSD-style non-blocking I/O is to be used])
528	+	fi
529	+
530	+	dnl Check whether compiler supports byte bit-fields
531	+	AC_CACHE_CHECK([whether compiler supports byte bit-fields],
532	+	ac_cv_have_byte_bitfields, [
533	+	AC_LANG_SAVE
534	+	AC_LANG_CPLUSPLUS
535	+	AC_TRY_RUN([
536	+	struct A {
537	+	unsigned char b1:4;
538	+	unsigned char b2:4;
539	+	unsigned char c;
540	+	unsigned short s;
541	+	unsigned char a[4];
542	+	};
543	+
544	+	int main(void) {
545	+	A a;
546	+	return ! (sizeof(A) == 8 && &a.c == ((unsigned char *)&a + 1));
547	+	}],
548	+	[ac_cv_have_byte_bitfields=yes],
549	+	[ac_cv_have_byte_bitfields=no],
550	+	dnl When cross-compiling, assume only GCC supports this
551	+	[if [[ "$GCC" = "yes" ]]; then
552	+	ac_cv_have_byte_bitfields="guessing yes"
553	+	else
554	+	ac_cv_have_byte_bitfields="guessing no"
555	+	fi]
556	+	)
557	+	AC_LANG_RESTORE
558	+	])
559	+
560		dnl AC_CHECK_FRAMEWORK($1=NAME, $2=INCLUDES)
561	<	AC_DEFUN(AC_CHECK_FRAMEWORK, [
561	>	AC_DEFUN([AC_CHECK_FRAMEWORK], [
562		AS_VAR_PUSHDEF([ac_Framework], [ac_cv_framework_$1])dnl
563		AC_CACHE_CHECK([whether compiler supports framework $1],
564		ac_Framework, [
565		saved_LIBS="$LIBS"
566		LIBS="$LIBS -framework $1"
567		AC_TRY_LINK(
568	<	[$2], [int main(void) { return 0; }],
568	>	[$2], [],
569		[AS_VAR_SET(ac_Framework, yes)], [AS_VAR_SET(ac_Framework, no); LIBS="$saved_LIBS"]
570		)
571		])
#	Line 307 | Line 578 | AC_DEFUN(AC_CHECK_FRAMEWORK, [
578		dnl Check for some MacOS X frameworks
579		AC_CHECK_FRAMEWORK(Carbon, [#include <Carbon/Carbon.h>])
580		AC_CHECK_FRAMEWORK(IOKit, [#include <IOKit/IOKitLib.h>])
581	+	AC_CHECK_FRAMEWORK(CoreFoundation, [#include <CoreFoundation/CoreFoundation.h>])
582	+	AC_CHECK_FRAMEWORK(CoreAudio, [#include <CoreAudio/CoreAudio.h>])
583	+	AC_CHECK_FRAMEWORK(AudioUnit, [#include <AudioUnit/AudioUnit.h>])
584	+	AC_CHECK_FRAMEWORK(AudioToolbox, [#include <AudioToolbox/AudioToolbox.h>])
585	+	AC_CHECK_FRAMEWORK(AppKit, [])
586
587		dnl Select system-dependant sources.
588		SERIALSRC=serial_unix.cpp
589		ETHERSRC=../dummy/ether_dummy.cpp
590		SCSISRC=../dummy/scsi_dummy.cpp
591		AUDIOSRC=../dummy/audio_dummy.cpp
592	+	PREFSSRC=../dummy/prefs_dummy.cpp
593	+	EXTFSSRC=extfs_unix.cpp
594		EXTRASYSSRCS=
595		case "$target_os" in
596		linux*)
597	<	ETHERSRC=Linux/ether_linux.cpp
597	>	ETHERSRC=ether_unix.cpp
598		AUDIOSRC=audio_oss_esd.cpp
599		SCSISRC=Linux/scsi_linux.cpp
600		if [[ "x$EMULATED_PPC" = "xno" ]]; then
601	<	EXTRASYSSRCS="Linux/paranoia.cpp Linux/sheepthreads.c Linux/asm_linux.S"
601	>	EXTRASYSSRCS="paranoia.cpp Linux/sheepthreads.c ppc_asm.S"
602	>	fi
603	>	;;
604	>	freebsd*)
605	>	ETHERSRC=ether_unix.cpp
606	>	;;
607	>	netbsd*)
608	>	ETHERSRC=ether_unix.cpp
609	>	if [[ "x$EMULATED_PPC" = "xno" ]]; then
610	>	EXTRASYSSRCS="paranoia.cpp NetBSD/sheepthreads.c ppc_asm.S"
611		fi
612		;;
613		darwin*)
614	+	ETHERSRC=ether_unix.cpp
615		if [[ "x$EMULATED_PPC" = "xno" ]]; then
616	<	EXTRASYSSRCS="Darwin/paranoia.cpp Linux/asm_linux.S"
616	>	EXTRASYSSRCS="paranoia.cpp ppc_asm.S"
617		fi
618	<	if [[ "x$ac_cv_framework_IOKit" = "xyes" ]]; then
618	>	if [[ "x$ac_cv_framework_IOKit" = "xyes" -a "x$ac_cv_framework_CoreFoundation" = "xyes" ]]; then
619		EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/sys_darwin.cpp"
620		fi
621	+	if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
622	+	EXTFSSRC=../MacOSX/extfs_macosx.cpp
623	+	if [[ "x$ac_cv_framework_AppKit" = "xyes" -a "x$WANT_GTK" = "xno" ]]; then
624	+	PREFSSRC="../MacOSX/prefs_macosx.mm ../MacOSX/Launcher/VMSettingsController.mm"
625	+	CPPFLAGS="$CPPFLAGS -I../MacOSX/Launcher"
626	+	fi
627	+	fi
628	+	if [[ "x$WANT_ESD" = "xno" -a "x$ac_cv_framework_CoreAudio" = "xyes" -a "x$WANT_SDL_AUDIO" = "xno" ]]; then
629	+	AUDIOSRC="../MacOSX/audio_macosx.cpp ../MacOSX/AudioBackEnd.cpp ../MacOSX/AudioDevice.cpp ../MacOSX/MacOSX_sound_if.cpp"
630	+	OSX_CORE_AUDIO="-DOSX_CORE_AUDIO"
631	+	fi
632	+	;;
633	+	irix*)
634	+	AUDIOSRC=Irix/audio_irix.cpp
635	+	LIBS="$LIBS -laudio"
636	+	WANT_ESD=no
637	+
638	+	dnl Check if our compiler supports -IPA (MIPSPro)
639	+	HAVE_IPA=no
640	+	ocflags="$CFLAGS"
641	+	CFLAGS=`echo " $CFLAGS -IPA" | sed -e "s/ -g //g"`
642	+	AC_MSG_CHECKING(if "-IPA" works)
643	+	dnl Do a test compile of an empty function
644	+	AC_TRY_COMPILE([#if defined __GNUC__
645	+	# error GCC does not support IPA yet
646	+	#endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
647	+	CFLAGS="$ocflags"
648	+	;;
649	+	esac
650	+
651	+	dnl BINCUE
652	+	AS_IF([test  "x$with_bincue" = "xyes" ], [have_bincue=yes], [have_bincue=no])
653	+	AS_IF([test  "x$have_bincue" = "xyes" ], [
654	+	if [[ "xOSX_CORE_AUDIO" = "xno"  -a "x$WANT_SDL_AUDIO"="xno"]]; then
655	+	AC_MSG_ERROR([You need SDL or OSX Core Audio to use BINCUE support.])
656	+	else
657	+	CPPFLAGS="$CPPFLAGS -DBINCUE $OSX_CORE_AUDIO"
658	+	fi
659	+	])
660	+
661	+	dnl LIBVHD
662	+	AS_IF([test  "x$with_libvhd" = "xyes" ], [have_libvhd=yes], [have_libvhd=no])
663	+	AS_IF([test  "x$have_libvhd" = "xyes" ], [
664	+	CPPFLAGS="$CPPFLAGS -DHAVE_LIBVHD"
665	+	LIBS="$LIBS -lvhd"
666	+	case $target_os in
667	+	linux*)
668	+	LIBS="$LIBS -luuid"
669	+	esac
670	+	AC_CHECK_LIB(vhd, vhd_open)
671	+	AC_CHECK_LIB(vhd, vhd_io_read)
672	+	AC_CHECK_LIB(vhd, vhd_io_write)
673	+	AC_CHECK_LIB(vhd, vhd_close)
674	+	])
675	+
676	+
677	+
678	+
679	+	dnl Is the slirp library supported?
680	+	case "$ac_cv_have_byte_bitfields" in
681	+	yes|"guessing yes")
682	+	CAN_SLIRP=yes
683	+	ETHERSRC=ether_unix.cpp
684		;;
685		esac
686	+	if [[ -n "$CAN_SLIRP" ]]; then
687	+	AC_DEFINE(HAVE_SLIRP, 1, [Define if slirp library is supported])
688	+	SLIRP_SRCS="\
689	+	../slirp/bootp.c     ../slirp/ip_output.c  ../slirp/tcp_input.c  \
690	+	../slirp/cksum.c     ../slirp/mbuf.c       ../slirp/tcp_output.c \
691	+	../slirp/debug.c     ../slirp/misc.c       ../slirp/tcp_subr.c   \
692	+	../slirp/if.c        ../slirp/sbuf.c       ../slirp/tcp_timer.c  \
693	+	../slirp/ip_icmp.c   ../slirp/slirp.c      ../slirp/tftp.c       \
694	+	../slirp/ip_input.c  ../slirp/socket.c     ../slirp/udp.c"
695	+	fi
696	+	AC_SUBST(SLIRP_SRCS)
697
698		dnl SDL overrides
699		if [[ "x$WANT_SDL" = "xyes" ]]; then
700		AC_DEFINE(USE_SDL, 1, [Define to enble SDL support.])
701	+	if [[ "x$WANT_SDL_FRAMEWORK" = "xyes" ]]; then
702	+	EXTRASYSSRCS="$EXTRASYSSRCS ../SDL/SDLMain.m"
703	+	fi
704		fi
705		if [[ "x$WANT_SDL_VIDEO" = "xyes" ]]; then
341	–	VIDEOSRCS="../SDL/video_sdl.cpp"
706		AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support.])
707	+	VIDEOSRCS="../SDL/video_sdl.cpp"
708		KEYCODES="../SDL/keycodes"
709		if [[ "x$ac_cv_framework_Carbon" = "xyes" ]]; then
710		EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/clip_macosx.cpp"
711	+	EXTRASYSSRCS="$EXTRASYSSRCS ../MacOSX/utils_macosx.mm"
712	+	CPPFLAGS="$CPPFLAGS -I../MacOSX"
713		else
714		EXTRASYSSRCS="$EXTRASYSSRCS ../dummy/clip_dummy.cpp"
715		fi
#	Line 351 | Line 718 | else
718		KEYCODES="keycodes"
719		EXTRASYSSRCS="$EXTRASYSSRCS clip_unix.cpp"
720		fi
721	+	if [[ "x$WANT_SDL_AUDIO" = "xyes" ]]; then
722	+	AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support])
723	+	AUDIOSRC="../SDL/audio_sdl.cpp"
724	+	fi
725	+
726	+	dnl BINCUE overrides
727	+
728	+	if [[ "x$have_bincue" = "xyes" ]]; then
729	+	EXTRASYSSRCS="$EXTRASYSSRCS bincue_unix.cpp"
730	+	fi
731	+
732	+	dnl libvhd overrides
733	+
734	+	if [[ "x$have_libvhd" = "xyes" ]]; then
735	+	EXTRASYSSRCS="$EXTRASYSSRCS vhd_unix.cpp"
736	+	fi
737	+
738
739	<	SYSSRCS="$VIDEOSRCS $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
739	>	SYSSRCS="$VIDEOSRCS $EXTFSSRC $PREFSSRC $SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $EXTRASYSSRCS"
740
741		dnl Define a macro that translates a yesno-variable into a C macro definition
742		dnl to be put into the config.h file
743		dnl $1 -- the macro to define
744		dnl $2 -- the value to translate
745		dnl $3 -- template name
746	<	AC_DEFUN(AC_TRANSLATE_DEFINE, [
746	>	AC_DEFUN([AC_TRANSLATE_DEFINE], [
747		if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
748		AC_DEFINE($1, 1, $3)
749		fi
#	Line 656 | Line 1040 | fi
1040		AC_TRANSLATE_DEFINE(HAVE_MACH_EXCEPTIONS, "$ac_cv_have_mach_exceptions",
1041		[Define if your system supports Mach exceptions.])
1042
1043	+	dnl Check if Windows exceptions are supported.
1044	+	AC_CACHE_CHECK([whether your system supports Windows exceptions],
1045	+	ac_cv_have_win32_exceptions, [
1046	+	AC_LANG_SAVE
1047	+	AC_LANG_CPLUSPLUS
1048	+	AC_TRY_RUN([
1049	+	#define HAVE_WIN32_EXCEPTIONS 1
1050	+	#define CONFIGURE_TEST_SIGSEGV_RECOVERY
1051	+	#include "vm_alloc.cpp"
1052	+	#include "sigsegv.cpp"
1053	+	], [
1054	+	sigsegv_recovery=win32
1055	+	ac_cv_have_win32_exceptions=yes
1056	+	],
1057	+	ac_cv_have_win32_exceptions=no,
1058	+	dnl When cross-compiling, do not assume anything.
1059	+	ac_cv_have_win32_exceptions=no
1060	+	)
1061	+	AC_LANG_RESTORE
1062	+	]
1063	+	)
1064	+	AC_TRANSLATE_DEFINE(HAVE_WIN32_EXCEPTIONS, "$ac_cv_have_win32_exceptions",
1065	+	[Define if your system supports Windows exceptions.])
1066	+
1067		dnl Otherwise, check if extended signals are supported.
1068		if [[ -z "$sigsegv_recovery" ]]; then
1069		AC_CACHE_CHECK([whether your system supports extended signal handlers],
#	Line 742 | Line 1150 | else
1150		WANT_VOSF=no
1151		fi
1152
1153	+	dnl Check addressing mode to use
1154	+	AC_MSG_CHECKING([for addressing mode to use])
1155	+	if [[ "$EMULATED_PPC" != "yes" ]]; then
1156	+	if [[ "$WANT_ADDRESSING_MODE" != "real" ]]; then
1157	+	AC_MSG_WARN([Running in native PowerPC mode, force use of Real Addressing.])
1158	+	WANT_ADDRESSING_MODE="real"
1159	+	fi
1160	+	fi
1161	+	if [[ "$WANT_ADDRESSING_MODE" = "direct" ]]; then
1162	+	if [[ -n "$NATMEM_OFFSET" ]]; then
1163	+	NATMEM_OFFSET_DEF="-DNATMEM_OFFSET=$NATMEM_OFFSET"
1164	+	fi
1165	+	AC_LANG_SAVE
1166	+	AC_LANG_CPLUSPLUS
1167	+	cat confdefs.h > conftest.$ac_ext
1168	+	cat >> conftest.$ac_ext << EOF
1169	+	#include <stdio.h>
1170	+	#include <string.h>
1171	+	#include "vm_alloc.cpp"
1172	+
1173	+	int main(void)
1174	+	{
1175	+	if (vm_init() < 0)
1176	+	return 1;
1177	+
1178	+	static const struct {
1179	+	unsigned long base;
1180	+	unsigned int size;
1181	+	} ranges[[]] = {
1182	+	{ 0x00000000, 0x0003000 },
1183	+	{ 0x10000000, 0x2000000 },
1184	+	{ 0x40800000, 0x0400000 },
1185	+	{ 0x68070000, 0x0010000 },
1186	+	{ 0x69000000, 0x0080000 },
1187	+	{ 0x68ffe000, 0x0002000 },
1188	+	{ 0x5fffe000, 0x0002000 },
1189	+	{ 0x60000000, 0x0040000 },
1190	+	};
1191	+	const int n_ranges = sizeof(ranges)/ sizeof(ranges[[0]]);
1192	+
1193	+	#ifdef NATMEM_OFFSET
1194	+	unsigned long ofs = NATMEM_OFFSET;
1195	+	#else
1196	+	for (unsigned long ofs = 0x10000000; ofs <= 0x90000000; ofs += 0x10000000)
1197	+	#endif
1198	+	for (int i = 0; i < n_ranges; i++) {
1199	+	char *m = (char *)(ranges[[i]].base + ofs);
1200	+	if (vm_acquire_fixed(m, ranges[[i]].size) != 0)
1201	+	break;
1202	+	memset(m, 0, ranges[[i]].size);
1203	+	vm_release(m, ranges[[i]].size);
1204	+	if (i == n_ranges - 1) {
1205	+	if (sizeof(void *) == 8 && ofs > 0xffffffff)
1206	+	printf("0x%lxul\n", ofs);
1207	+	else
1208	+	printf("0x%08x\n", ofs);
1209	+	return 0;
1210	+	}
1211	+	}
1212	+
1213	+	vm_exit();
1214	+	return 1;
1215	+	}
1216	+	EOF
1217	+	doit='$CXX conftest.$ac_ext -o conftest.$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS $LIBS $NATMEM_OFFSET_DEF >& AS_MESSAGE_LOG_FD'
1218	+	if AC_TRY_EVAL(doit); then
1219	+	NATMEM_OFFSET=`./conftest.$ac_exeext`
1220	+	else
1221	+	NATMEM_OFFSET=
1222	+	fi
1223	+	rm -f conftest*
1224	+	AC_LANG_RESTORE
1225	+
1226	+	if [[ -z "$NATMEM_OFFSET" ]]; then
1227	+	AC_MSG_ERROR([could not determine a sensible NATMEM_OFFSET value])
1228	+	else
1229	+	WANT_ADDRESSING_MODE="direct,$NATMEM_OFFSET"
1230	+	AC_DEFINE_UNQUOTED(NATMEM_OFFSET, $NATMEM_OFFSET,
1231	+	[Define constant offset for Mac address translation])
1232	+	fi
1233	+	fi
1234	+	AC_MSG_RESULT($WANT_ADDRESSING_MODE)
1235	+
1236	+	dnl Utility macro used by next two tests.
1237	+	dnl AC_EXAMINE_OBJECT(C source code,
1238	+	dnl     commands examining object file,
1239	+	dnl     [commands to run if compile failed]):
1240	+	dnl
1241	+	dnl Compile the source code to an object file; then convert it into a
1242	+	dnl printable representation.  All unprintable characters and
1243	+	dnl asterisks (*) are replaced by dots (.).  All white space is
1244	+	dnl deleted.  Newlines (ASCII 0x10) in the input are preserved in the
1245	+	dnl output, but runs of newlines are compressed to a single newline.
1246	+	dnl Finally, line breaks are forcibly inserted so that no line is
1247	+	dnl longer than 80 columns and the file ends with a newline.  The
1248	+	dnl result of all this processing is in the file conftest.dmp, which
1249	+	dnl may be examined by the commands in the second argument.
1250	+	dnl
1251	+	AC_DEFUN([gcc_AC_EXAMINE_OBJECT],
1252	+	[AC_LANG_SAVE
1253	+	AC_LANG_C
1254	+	dnl Next bit cribbed from AC_TRY_COMPILE.
1255	+	cat > conftest.$ac_ext <<EOF
1256	+	[#line __oline__ "configure"
1257	+	#include "confdefs.h"
1258	+	$1
1259	+	]EOF
1260	+	if AC_TRY_EVAL(ac_compile); then
1261	+	od -c conftest.o |
1262	+	sed ['s/^[0-7]*[    ]*/ /
1263	+	s/\*/./g
1264	+	s/ \\n/*/g
1265	+	s/ [0-9][0-9][0-9]/./g
1266	+	s/  \\[^ ]/./g'] |
1267	+	tr -d '
1268	+	' | tr -s '*' '
1269	+	' | fold | sed '$a\
1270	+	' > conftest.dmp
1271	+	$2
1272	+	ifelse($3, , , else
1273	+	$3
1274	+	)dnl
1275	+	fi
1276	+	rm -rf conftest*
1277	+	AC_LANG_RESTORE])
1278	+
1279	+	dnl Floating point format probe.
1280	+	dnl The basic concept is the same as the above: grep the object
1281	+	dnl file for an interesting string.  We have to watch out for
1282	+	dnl rounding changing the values in the object, however; this is
1283	+	dnl handled by ignoring the least significant byte of the float.
1284	+	dnl
1285	+	dnl Does not know about VAX G-float or C4x idiosyncratic format.
1286	+	dnl It does know about PDP-10 idiosyncratic format, but this is
1287	+	dnl not presently supported by GCC.  S/390 "binary floating point"
1288	+	dnl is in fact IEEE (but maybe we should have that in EBCDIC as well
1289	+	dnl as ASCII?)
1290	+	dnl
1291	+	AC_DEFUN([gcc_AC_C_FLOAT_FORMAT],
1292	+	[AC_CACHE_CHECK(floating point format, ac_cv_c_float_format,
1293	+	[gcc_AC_EXAMINE_OBJECT(
1294	+	[/* This will not work unless sizeof(double) == 8.  */
1295	+	extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1];
1296	+
1297	+	/* This structure must have no internal padding.  */
1298	+	struct possibility {
1299	+	char prefix[8];
1300	+	double candidate;
1301	+	char postfix[8];
1302	+	};
1303	+
1304	+	#define C(cand) { "\nformat:", cand, ":tamrof\n" }
1305	+	struct possibility table [] =
1306	+	{
1307	+	C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */
1308	+	C( 3.53802595280598432000e+18), /* D__float - VAX */
1309	+	C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */
1310	+	C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */
1311	+	C(-5.22995989424860458374e+10)  /* IBMHEXFP - s/390 format, EBCDIC */
1312	+	};],
1313	+	[if   grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then
1314	+	ac_cv_c_float_format='IEEE (big-endian)'
1315	+	elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then
1316	+	ac_cv_c_float_format='IEEE (big-endian)'
1317	+	elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then
1318	+	ac_cv_c_float_format='IEEE (little-endian)'
1319	+	elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then
1320	+	ac_cv_c_float_format='IEEE (little-endian)'
1321	+	elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then
1322	+	ac_cv_c_float_format='VAX D-float'
1323	+	elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then
1324	+	ac_cv_c_float_format='PDP-10'
1325	+	elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then
1326	+	ac_cv_c_float_format='IBM 370 hex'
1327	+	else
1328	+	AC_MSG_ERROR(Unknown floating point format)
1329	+	fi],
1330	+	[AC_MSG_ERROR(compile failed)])
1331	+	])
1332	+	# IEEE is the default format.  If the float endianness isn't the same
1333	+	# as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN
1334	+	# (which is a tristate: yes, no, default).  This is only an issue with
1335	+	# IEEE; the other formats are only supported by a few machines each,
1336	+	# all with the same endianness.
1337	+	format=IEEE_FLOAT_FORMAT
1338	+	fbigend=
1339	+	case $ac_cv_c_float_format in
1340	+	'IEEE (big-endian)' )
1341	+	if test $ac_cv_c_bigendian = no; then
1342	+	fbigend=1
1343	+	fi
1344	+	;;
1345	+	'IEEE (little-endian)' )
1346	+	if test $ac_cv_c_bigendian = yes; then
1347	+	fbigend=0
1348	+	fi
1349	+	;;
1350	+	'VAX D-float' )
1351	+	format=VAX_FLOAT_FORMAT
1352	+	;;
1353	+	'PDP-10' )
1354	+	format=PDP10_FLOAT_FORMAT
1355	+	;;
1356	+	'IBM 370 hex' )
1357	+	format=IBM_FLOAT_FORMAT
1358	+	;;
1359	+	esac
1360	+	AC_DEFINE_UNQUOTED(HOST_FLOAT_FORMAT, $format,
1361	+	[Define to the floating point format of the host machine.])
1362	+	if test -n "$fbigend"; then
1363	+	AC_DEFINE_UNQUOTED(HOST_FLOAT_WORDS_BIG_ENDIAN, $fbigend,
1364	+	[Define to 1 if the host machine stores floating point numbers in
1365	+	memory with the word containing the sign bit at the lowest address,
1366	+	or to 0 if it does it the other way around.
1367	+
1368	+	This macro should not be defined if the ordering is the same as for
1369	+	multi-word integers.])
1370	+	fi
1371	+	])
1372	+
1373	+	dnl Check for host float format
1374	+	gcc_AC_C_FLOAT_FORMAT
1375	+
1376		dnl Platform specific binary postprocessor
1377		AC_PATH_PROG(BLESS, "true")
1378		if [[ "x$ac_cv_pagezero_hack" = "xyes" ]]; then
#	Line 752 | Line 1383 | fi
1383		dnl Check for GCC 2.7 or higher.
1384		HAVE_GCC27=no
1385		AC_MSG_CHECKING(for GCC 2.7 or higher)
1386	<	AC_EGREP_CPP(xyes,
1387	<	[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5
1388	<	xyes
1389	<	#endif
1390	<	], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
1386	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5)
1387	>	# error gcc < 2.7
1388	>	typedef syntax error;
1389	>	#endif
1390	>	]])],
1391	>	[AC_MSG_RESULT(yes); HAVE_GCC27=yes],
1392	>	[AC_MSG_RESULT(no)])
1393
1394		dnl Check for GCC 3.0 or higher.
1395		HAVE_GCC30=no
1396		AC_MSG_CHECKING(for GCC 3.0 or higher)
1397	<	AC_EGREP_CPP(xyes,
1398	<	[#if __GNUC__ >= 3
1399	<	xyes
1400	<	#endif
1401	<	], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
1397	>	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#if ! (__GNUC__ >= 3)
1398	>	# error gcc < 3
1399	>	typedef syntax error;
1400	>	#endif
1401	>	]])],
1402	>	[AC_MSG_RESULT(yes); HAVE_GCC30=yes],
1403	>	[AC_MSG_RESULT(no)])
1404
1405		dnl Check for ICC.
1406		AC_MSG_CHECKING(for ICC)
#	Line 775 | Line 1410 | if $CXX -V -v 2>&1 | grep -q "Intel(R) C
1410		fi
1411		AC_MSG_RESULT($HAVE_ICC)
1412
1413	<	# Test if the compiler can generate ELF objects
1414	<	AC_CACHE_CHECK([whether the compiler can generate ELF objects],
1415	<	ac_cv_elf_objects, [
1413	>	dnl Determine the generated object format
1414	>	AC_CACHE_CHECK([the format of compiler generated objects],
1415	>	ac_cv_object_format, [
1416		echo 'int i;' > conftest.$ac_ext
1417	<	ac_cv_elf_objects=no
1417	>	ac_cv_object_format=no
1418		if AC_TRY_EVAL(ac_compile); then
1419		case `/usr/bin/file conftest.$ac_objext` in
1420		*"ELF"*)
1421	<	ac_cv_elf_objects=yes
1421	>	ac_cv_object_format=elf
1422	>	;;
1423	>	*"Mach-O"*)
1424	>	ac_cv_object_format=mach
1425	>	;;
1426	>	*)
1427	>	ac_cv_object_format=unknown
1428		;;
1429		esac
1430		fi
1431		rm -rf conftest*
1432		])
1433	<	ELF_OBJECTS=$ac_cv_elf_objects
1433	>
1434	>	dnl Add -fno-strict-aliasing for slirp sources
1435	>	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1436	>	SAVED_CFLAGS="$CFLAGS"
1437	>	CFLAGS="$CFLAGS -fno-strict-aliasing"
1438	>	AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing],
1439	>	ac_cv_gcc_no_strict_aliasing, [
1440	>	AC_TRY_COMPILE([],[],
1441	>	[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")],
1442	>	[ac_cv_gcc_no_strict_aliasing=no])
1443	>	])
1444	>	CFLAGS="$SAVED_CFLAGS"
1445	>	fi
1446	>
1447	>	dnl Add -mdynamic-no-pic for MacOS X (XXX icc10 will support MacOS X)
1448	>	if [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1449	>	SAVED_CFLAGS="$CFLAGS"
1450	>	CFLAGS="$CFLAGS -mdynamic-no-pic"
1451	>	AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
1452	>	ac_cv_gcc_mdynamic_no_pic, [
1453	>	AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
1454	>	])
1455	>	if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
1456	>	CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
1457	>	else
1458	>	CFLAGS="$SAVED_CFLAGS"
1459	>	fi
1460	>	fi
1461
1462		dnl CPU emulator sources
1463		if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1464		CPUSRCS="\
1465	+	../kpx_cpu/src/mathlib/ieeefp.cpp \
1466	+	../kpx_cpu/src/mathlib/mathlib.cpp \
1467		../kpx_cpu/src/cpu/ppc/ppc-cpu.cpp \
1468		../kpx_cpu/src/cpu/ppc/ppc-decode.cpp \
1469		../kpx_cpu/src/cpu/ppc/ppc-execute.cpp \
1470	<	../kpx_cpu/src/cpu/ppc/ppc-translate.cpp"
1470	>	../kpx_cpu/src/cpu/ppc/ppc-translate.cpp \
1471	>	../kpx_cpu/src/utils/utils-cpuinfo.cpp"
1472		CPPFLAGS="$CPPFLAGS -I../kpx_cpu/include -I../kpx_cpu/src"
1473
1474		dnl Enable JIT compiler, if possible
1475		if [[ "x$WANT_JIT" = "xyes" ]]; then
1476		AC_CACHE_CHECK([whether dyngen can be used],
1477		ac_cv_use_dyngen, [
1478	<	case $host_cpu:$ELF_OBJECTS in
1479	<	powerpc:yes)
1478	>	case $host_cpu:$ac_cv_object_format in
1479	>	powerpc:elf)
1480	>	ac_cv_use_dyngen=yes
1481	>	;;
1482	>	x86_64:elf)
1483	>	ac_cv_use_dyngen=yes
1484	>	;;
1485	>	i?86:elf)
1486		ac_cv_use_dyngen=yes
1487		;;
1488	<	x86_64:yes)
1488	>	mips:elf)
1489		ac_cv_use_dyngen=yes
1490		;;
1491	<	i?86:yes)
1491	>	powerpc:mach)
1492	>	ac_cv_use_dyngen=yes
1493	>	;;
1494	>	x86_64:mach)
1495	>	ac_cv_use_dyngen=yes
1496	>	;;
1497	>	i?86:mach)
1498		ac_cv_use_dyngen=yes
1499		;;
1500		*:*)
#	Line 823 | Line 1506 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1506		if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_ICC" = "xno" ]]; then
1507		DYNGEN_CC=$CXX
1508		else
1509	<	for p in /usr/bin /usr/local/bin; do
1509	>	for p in /usr/bin /usr/local/bin /usr/freeware/bin; do
1510		gxx="$p/g++"
1511		if [[ -x "$gxx" ]]; then
1512		DYNGEN_CC="$gxx"
#	Line 831 | Line 1514 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1514		done
1515		fi
1516		fi
1517	<	if [[ -z "$DYNGEN_CC" ]] || ! { echo '#include <limits>' | $DYNGEN_CC -xc++ -c -o /dev/null - >& /dev/null; }; then
1517	>	if [[ -z "$DYNGEN_CC" ]]; then
1518		ac_cv_use_dyngen=no
1519		fi
1520		])
1521		if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
1522		case $host_cpu in
1523		i?86)
1524	<	DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2"
1525	<	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1526	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0"
1527	<	else
845	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
846	<	fi
847	<	saved_CPPFLAGS=$CPPFLAGS
848	<	CPPFLAGS="$CPPFLAGS -mmmx"
849	<	AC_CHECK_HEADERS(mmintrin.h,  [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -mmmx"])
850	<	CPPFLAGS="$CPPFLAGS -msse"
851	<	AC_CHECK_HEADERS(xmmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse"])
852	<	CPPFLAGS="$CPPFLAGS -msse2"
853	<	AC_CHECK_HEADERS(emmintrin.h, [DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -msse2"])
854	<	CPPFLAGS=$saved_CPPFLAGS
1524	>	DYNGEN_OP_FLAGS="-fomit-frame-pointer"
1525	>	;;
1526	>	mips)
1527	>	DYNGEN_OP_FLAGS="-fno-delayed-branch -mno-abicalls"
1528		;;
1529	<	x86_64)
1530	<	AC_CHECK_HEADERS(mmintrin.h xmmintrin.h emmintrin.h)
1529	>	powerpc)
1530	>	if [[ "x$ac_cv_object_format" = "xmach" ]]; then
1531	>	DYNGEN_OP_FLAGS="-mdynamic-no-pic"
1532	>	fi
1533		;;
1534		esac
1535	<	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-limit=10000"
1536	<	if [[ "x$HAVE_GCC30" = "xyes" ]]; then
1535	>	have_dyngen_gcc3=no
1536	>	case "x`$DYNGEN_CC -dumpversion`" in
1537	>	x[12].*) ;;
1538	>	x*) have_dyngen_gcc3=yes ;;
1539	>	esac
1540	>	if [[ "x$have_dyngen_gcc3" = "xyes" ]]; then
1541	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-align-functions"
1542	>	else
1543	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -malign-functions=0"
1544	>	fi
1545	>	DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -finline-functions -finline-limit=10000 -fno-exceptions -g0"
1546	>	if [[ "x$have_dyngen_gcc3" = "xyes" ]]; then
1547		DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -fno-reorder-blocks -fno-optimize-sibling-calls"
1548		fi
1549	+	if [[ "x$DYNGEN_CC" != "x$CXX" ]]; then
1550	+	DYNGEN_CFLAGS="-O2 $CFLAGS"
1551	+	DYNGEN_CXXFLAGS="-O2 $CXXFLAGS"
1552	+	else
1553	+	DYNGEN_CFLAGS="\$(CFLAGS)"
1554	+	DYNGEN_CXXFLAGS="\$(CXXFLAGS)"
1555	+	fi
1556		else
1557		WANT_JIT=no
1558		fi
#	Line 872 | Line 1564 | if [[ "x$EMULATED_PPC" = "xyes" ]]; then
1564		CPUSRCS="\
1565		../kpx_cpu/src/cpu/jit/jit-cache.cpp \
1566		../kpx_cpu/src/cpu/jit/basic-dyngen.cpp \
1567	<	../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp $CPUSRCS"
1567	>	../kpx_cpu/src/cpu/ppc/ppc-dyngen.cpp \
1568	>	../kpx_cpu/src/cpu/ppc/ppc-jit.cpp $CPUSRCS"
1569		fi
1570		fi
1571		CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp"
1572		else
1573		WANT_JIT=no
1574		fi
882	–	if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
883	–	AC_CACHE_CHECK([whether static data regions are executable],
884	–	ac_cv_have_static_data_exec, [
885	–	AC_TRY_RUN([int main(void) {
886	–	#if defined(__powerpc__)
887	–	static unsigned int p[8] = {0x4e800020,};
888	–	asm volatile("dcbst 0,%0" : : "r" (p) : "memory");
889	–	asm volatile("sync" : : : "memory");
890	–	asm volatile("icbi 0,%0" : : "r" (p) : "memory");
891	–	asm volatile("sync" : : : "memory");
892	–	asm volatile("isync" : : : "memory");
893	–	((void (*)(void))p)();
894	–	return 0;
895	–	#endif
896	–	return 1;
897	–	}], ac_cv_have_static_data_exec=yes, ac_cv_have_static_data_exec=no,
898	–	dnl When cross-compiling, do not assume anything.
899	–	ac_cv_have_static_data_exec=no
900	–	)
901	–	])
902	–	fi
903	–	AC_TRANSLATE_DEFINE(HAVE_STATIC_DATA_EXEC, "$ac_cv_have_static_data_exec",
904	–	[Define if your system marks static data pages as executable.])
905	–
1575		if [[ "x$WANT_JIT" = "xyes" ]]; then
1576		CPPFLAGS="$CPPFLAGS -DUSE_JIT"
1577		fi
1578
1579	+	dnl Higher level optimizations with MIPSPro compilers are possible
1580	+	if [[ "x$HAVE_IPA" = "xyes" ]]; then
1581	+	CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1582	+	CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -O3 -OPT:Olimit=0 -IPA"
1583	+	CXXFLAGS="-LANG:std $CXXFLAGS"
1584	+	LDFLAGS="$LDFLAGS -O3 -OPT:Olimit=0 -IPA"
1585	+	fi
1586	+
1587	+	dnl Check for linker script support
1588	+	case $target_os:$target_cpu in
1589	+	linux*:i?86)    LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1590	+	linux*:x86_64)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
1591	+	linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
1592	+	netbsd*:i?86)   LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
1593	+	freebsd*:i?86)  LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
1594	+	darwin*:*)      LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
1595	+	esac
1596	+	if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
1597	+	AC_CACHE_CHECK([whether linker script is usable],
1598	+	ac_cv_linker_script_works, [
1599	+	AC_LANG_SAVE
1600	+	AC_LANG_CPLUSPLUS
1601	+	saved_LDFLAGS="$LDFLAGS"
1602	+	LDFLAGS="$LDFLAGS $LINKER_SCRIPT_FLAGS"
1603	+	AC_TRY_RUN(
1604	+	[int main() {if ((char *)&main < (char *)0x70000000) return 1;}],
1605	+	[ac_cv_linker_script_works=yes],
1606	+	[ac_cv_linker_script_works=no],
1607	+	dnl When cross-compiling, assume it works
1608	+	[ac_cv_linker_script_works="guessing yes"]
1609	+	)
1610	+	AC_LANG_RESTORE
1611	+	if [[ "$ac_cv_linker_script_works" = "no" ]]; then
1612	+	LDFLAGS="$saved_LDFLAGS"
1613	+	LINKER_SCRIPT_FLAGS=""
1614	+	fi
1615	+	])
1616	+	fi
1617	+	AC_TRANSLATE_DEFINE(HAVE_LINKER_SCRIPT, "$ac_cv_linker_script_works",
1618	+	[Define if there is a linker script to relocate the executable above 0x70000000.])
1619	+
1620		dnl Generate Makefile.
1621	+	AC_SUBST(PERL)
1622	+	AC_SUBST(USE_DYNGEN, [$ac_cv_use_dyngen])
1623		AC_SUBST(DYNGENSRCS)
1624		AC_SUBST(DYNGEN_CC)
1625	+	AC_SUBST(DYNGEN_CFLAGS)
1626	+	AC_SUBST(DYNGEN_CXXFLAGS)
1627		AC_SUBST(DYNGEN_OP_FLAGS)
1628		AC_SUBST(SYSSRCS)
1629		AC_SUBST(CPUSRCS)
1630		AC_SUBST(BLESS)
1631		AC_SUBST(KEYCODES)
1632	<	AC_OUTPUT(Makefile)
1632	>	AC_OUTPUT([
1633	>	Makefile
1634	>	../MacOSX/Info.plist
1635	>	])
1636
1637		dnl Print summary.
1638		echo
1639		echo SheepShaver configuration summary:
1640		echo
1641		echo SDL support ...................... : $SDL_SUPPORT
1642	+	echo BINCUE support ................... : $have_bincue
1643	+	echo LIBVHD support ................... : $have_libvhd
1644	+	echo FBDev DGA support ................ : $WANT_FBDEV_DGA
1645		echo XFree86 DGA support .............. : $WANT_XF86_DGA
1646		echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
1647		echo Using PowerPC emulator ........... : $EMULATED_PPC
#	Line 930 | Line 1650 | echo Enable video on SEGV signals .....
1650		echo ESD sound support ................ : $WANT_ESD
1651		echo GTK user interface ............... : $WANT_GTK
1652		echo mon debugger support ............. : $WANT_MON
1653	+	echo Addressing mode .................. : $WANT_ADDRESSING_MODE
1654		echo Bad memory access recovery type .. : $sigsegv_recovery
1655		echo
1656		echo "Configuration done. Now type \"make\"."

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