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root/cebix/BasiliskII/src/Unix/configure.in
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Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.15 by cebix, 1999-10-26T16:56:44Z vs.
Revision 1.63 by gbeauche, 2002-09-16T12:03:07Z

# Line 1 | Line 1
1   dnl Process this file with autoconf to produce a configure script.
2 < dnl Written in 1999 by Christian Bauer et al.
2 > dnl Written in 2002 by Christian Bauer et al.
3  
4   AC_INIT(main_unix.cpp)
5   AC_PREREQ(2.12)
6   AC_CONFIG_HEADER(config.h)
7  
8   dnl Options.
9 < AC_ARG_ENABLE(xf86-dga,  [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10 < AC_ARG_ENABLE(fbdev-dga, [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
11 < AC_ARG_WITH(esd,       [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
12 < AC_ARG_WITH(gtk,       [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
13 < AC_ARG_WITH(mon,       [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
9 > AC_ARG_ENABLE(xf86-dga,      [  --enable-xf86-dga       use the XFree86 DGA extension [default=yes]], [WANT_XF86_DGA=$enableval], [WANT_XF86_DGA=yes])
10 > AC_ARG_ENABLE(xf86-vidmode,  [  --enable-xf86-vidmode   use the XFree86 VidMode extension [default=yes]], [WANT_XF86_VIDMODE=$enableval], [WANT_XF86_VIDMODE=yes])
11 > AC_ARG_ENABLE(fbdev-dga,     [  --enable-fbdev-dga      use direct frame buffer access via /dev/fb [default=yes]], [WANT_FBDEV_DGA=$enableval], [WANT_FBDEV_DGA=yes])
12 > AC_ARG_ENABLE(vosf,          [  --enable-vosf           enable video on SEGV signals [default=yes]], [WANT_VOSF=$enableval], [WANT_VOSF=yes])
13 >
14 > dnl FPU emulation core.
15 > AC_ARG_ENABLE(fpe,
16 > [  --enable-fpe=FPE        specify which fpu emulator to use [default=auto]],
17 > [ case "$enableval" in
18 >    dnl default is always ieee, if architecture has this fp format
19 >    auto)       FPE_CORE_TEST_ORDER="ieee uae";;
20 >    ieee)       FPE_CORE_TEST_ORDER="ieee";;
21 >    uae)        FPE_CORE_TEST_ORDER="uae";;
22 >    x86)        FPE_CORE_TEST_ORDER="x86";;
23 >        *)              AC_MSG_ERROR([--enable-fpe takes only one of the following values: auto, x86, ieee, uae]);;
24 >  esac
25 > ],
26 > [ FPE_CORE_TEST_ORDER="ieee uae"
27 > ])
28 >
29 > dnl Addressing modes.
30 > AC_ARG_ENABLE(addressing,
31 > [  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
32 > [ case "$enableval" in
33 >    real)       ADDRESSING_TEST_ORDER="real";;
34 >    direct)     ADDRESSING_TEST_ORDER="direct";;
35 >    banks)      ADDRESSING_TEST_ORDER="banks";;
36 >    fastest)ADDRESSING_TEST_ORDER="direct banks";;
37 >    *)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
38 >  esac
39 > ],
40 > [ ADDRESSING_TEST_ORDER="direct banks"
41 > ])
42 >
43 > dnl External packages.
44 > AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
45 > AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
46 > AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
47 >
48 > dnl Canonical system information.
49 > AC_CANONICAL_HOST
50 > AC_CANONICAL_TARGET
51 >
52 > dnl Target OS type (target is host if not cross-compiling).
53 > case "$target_os" in
54 >  linux*)       OS_TYPE=linux;;
55 >  netbsd*)      OS_TYPE=netbsd;;
56 >  freebsd*)     OS_TYPE=freebsd;;
57 >  solaris*)     OS_TYPE=solaris;;
58 >  darwin*)      OS_TYPE=darwin;;
59 >  *)            OS_TYPE=`echo $target_os | sed -e 's/-/_/g' | sed -e 's/\./_/g'`;;
60 > esac
61 > DEFINES="$DEFINES -DOS_$OS_TYPE"
62 >
63 > dnl Target CPU type.
64 > HAVE_I386=no
65 > HAVE_M68K=no
66 > HAVE_SPARC=no
67 > HAVE_POWERPC=no
68 > case "$target_cpu" in
69 >  i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
70 >  m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
71 >  sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
72 >  powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
73 >  *) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/g'`;;
74 > esac
75 > DEFINES="$DEFINES -DCPU_$CPU_TYPE"
76  
77   dnl Checks for programs.
78   AC_PROG_CC
79 + AC_PROG_CC_C_O
80   AC_PROG_CPP
81   AC_PROG_CXX
82   AC_PROG_MAKE_SET
# Line 21 | Line 84 | AC_PROG_INSTALL
84  
85   dnl We use mon if possible.
86   MONSRCS=
87 < AC_MSG_CHECKING(for mon)
88 < if grep mon_init ../../../mon/src/mon.h >/dev/null 2>/dev/null; then
89 <  AC_MSG_RESULT(yes)
90 <  WANT_MON=yes
91 <  DEFINES="$DEFINES -DENABLE_MON=1"
92 <  MONSRCS="../../../mon/src/mon.cpp ../../../mon/src/mon_6502.cpp ../../../mon/src/mon_68k.cpp ../../../mon/src/mon_8080.cpp ../../../mon/src/mon_cmd.cpp ../../../mon/src/mon_ppc.cpp ../../../mon/src/mon_x86.cpp"
93 <  CXXFLAGS="$CXXFLAGS -I../../../mon/src"
94 <  AC_CHECK_LIB(readline, readline)
95 <  AC_CHECK_HEADERS(readline/readline.h readline/history.h)
96 < else
97 <  AC_MSG_RESULT(no)
98 <  WANT_MON=no
99 <  DEFINES="$DEFINES -DENABLE_MON=0"
87 > if [[ "x$WANT_MON" = "xyes" ]]; then
88 >  AC_MSG_CHECKING(for mon)
89 >  mon_srcdir=../../../mon/src
90 >  if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
91 >    AC_MSG_RESULT(yes)
92 >    AC_DEFINE(ENABLE_MON)
93 >    MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/mon_lowmem.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
94 >    CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
95 >    AC_CHECK_LIB(ncurses, tgetent, ,
96 >      AC_CHECK_LIB(termcap, tgetent, ,
97 >        AC_CHECK_LIB(termlib, tgetent, ,
98 >          AC_CHECK_LIB(terminfo, tgetent, ,
99 >            AC_CHECK_LIB(Hcurses, tgetent, ,
100 >              AC_CHECK_LIB(curses, tgetent))))))
101 >    AC_CHECK_LIB(readline, readline)
102 >    AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
103 >  else
104 >    AC_MSG_RESULT(no)
105 >    AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
106 >    WANT_MON=no
107 >  fi
108   fi
109  
110   dnl Checks for libraries.
111   AC_CHECK_LIB(posix4, sem_init)
112 + AC_CHECK_LIB(rt, timer_create)
113  
114   dnl We need X11.
115   AC_PATH_XTRA
# Line 48 | Line 120 | CFLAGS="$CFLAGS $X_CFLAGS"
120   CXXFLAGS="$CXXFLAGS $X_CFLAGS"
121   LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
122  
123 < dnl We need pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
123 > dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
124 > HAVE_PTHREADS=yes
125   AC_CHECK_LIB(pthread, pthread_create, , [
126    AC_CHECK_LIB(c_r, pthread_create, , [
127      AC_CHECK_LIB(PTL, pthread_create, , [
128 <      AC_MSG_ERROR([You need pthreads to run Basilisk II.])
128 >      HAVE_PTHREADS=no
129      ])
130    ])
131   ])
132 + if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
133 +  AC_DEFINE(HAVE_PTHREADS)
134 + fi
135 + AC_CHECK_FUNCS(pthread_cancel)
136 + AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
137 + AC_CHECK_FUNCS(pthread_mutexattr_settype)
138  
139   dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
140 < SEMSRCS=
140 > SEMSRC=
141   AC_CHECK_FUNCS(sem_init, , [
142 <  SEMSRCS=posix_sem.cpp
142 >  if test "x$HAVE_PTHREADS" = "xyes"; then
143 >    SEMSRC=posix_sem.cpp
144 >  fi
145   ])
146  
147   dnl We use DGA (XFree86 or fbdev) if possible.
148   if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
149    AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
150 <    DEFINES="$DEFINES -DENABLE_XF86_DGA=1"
150 >    AC_DEFINE(ENABLE_XF86_DGA)
151      LIBS="$LIBS -lXxf86dga"
152      if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
153        AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
# Line 75 | Line 156 | if [[ "x$WANT_XF86_DGA" = "xyes" ]]; the
156    ], [
157      AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
158      WANT_XF86_DGA=no
78    DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
159    ])
80 else
81  DEFINES="$DEFINES -DENABLE_XF86_DGA=0"
160   fi
161   if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
162 <  DEFINES="$DEFINES -DENABLE_FBDEV_DGA=1"
163 < else
164 <  DEFINES="$DEFINES -DENABLE_FBDEV_DGA=0"
162 >  AC_DEFINE(ENABLE_FBDEV_DGA)
163 > fi
164 >
165 > dnl We use XFree86 VidMode if possible.
166 > if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
167 >  AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
168 >    AC_DEFINE(ENABLE_XF86_VIDMODE)
169 >    LIBS="$LIBS -lXxf86vm"
170 >  ], [
171 >    AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
172 >    WANT_XF86_VIDMODE=no
173 >  ])
174   fi
175  
176   dnl We use GTK+ if possible.
177   UISRCS=../dummy/prefs_editor_dummy.cpp
178   if [[ "x$WANT_GTK" = "xyes" ]]; then
179    AM_PATH_GTK(1.2.0, [
180 <    DEFINES="$DEFINES -DENABLE_GTK=1"
94 <    CFLAGS="$CFLAGS $GTK_CFLAGS"
180 >    AC_DEFINE(ENABLE_GTK)
181      CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
182      LIBS="$LIBS $GTK_LIBS"
183      UISRCS=prefs_editor_gtk.cpp
184 +    B2_PATH_GNOMEUI([
185 +      AC_DEFINE(HAVE_GNOMEUI)
186 +      CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
187 +      LIBS="$LIBS $GNOMEUI_LIBS"
188 +    ], [])
189    ], [
190      AC_MSG_WARN([Could not find GTK+, disabling user interface.])
191      WANT_GTK=no
101    DEFINES="$DEFINES -DENABLE_GTK=0"
192    ])
193   fi
194  
195   dnl We use ESD if possible.
196   if [[ "x$WANT_ESD" = "xyes" ]]; then
197    AM_PATH_ESD(0.2.8, [
198 <    DEFINES="$DEFINES -DENABLE_ESD=1"
198 >    AC_DEFINE(ENABLE_ESD)
199      CFLAGS="$CFLAGS $ESD_CFLAGS"
200      CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
201      LIBS="$LIBS $ESD_LIBS"
202    ], [
203      AC_MSG_WARN([Could not find ESD, disabling ESD support.])
204      WANT_ESD=no
115    DEFINES="$DEFINES -DENABLE_ESD=0"
205    ])
206   fi
207  
208 + dnl We use 64-bit file size support if possible.
209 + dnl FIXME: Use AC_SYS_LARGEFILE from autoconf 2.5+
210 + if [[ "x$OS_TYPE" = "xlinux" ]]; then
211 +  AC_DEFINE(_USE_LARGEFILE_SOURCE, 1, [Get more functions for correct standard I/O])
212 +  AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
213 + fi
214 +
215   dnl Checks for header files.
216   AC_HEADER_STDC
217 < AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
217 > AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
218  
219   dnl Checks for typedefs, structures, and compiler characteristics.
220   AC_C_BIGENDIAN
# Line 128 | Line 224 | AC_CHECK_SIZEOF(short, 2)
224   AC_CHECK_SIZEOF(int, 4)
225   AC_CHECK_SIZEOF(long, 4)
226   AC_CHECK_SIZEOF(long long, 8)
227 + AC_CHECK_SIZEOF(float, 4)
228 + AC_CHECK_SIZEOF(double, 8)
229 + AC_CHECK_SIZEOF(long double, 12)
230 + AC_CHECK_SIZEOF(void *, 4)
231   AC_TYPE_OFF_T
232   AC_CHECK_TYPE(loff_t, off_t)
233 + AC_CHECK_TYPE(caddr_t, [char *])
234   AC_TYPE_SIZE_T
235 + AC_TYPE_SIGNAL
236   AC_HEADER_TIME
237   AC_STRUCT_TM
238  
239 + dnl Check whether sys/socket.h defines type socklen_t.
240 + dnl (extracted from ac-archive/Miscellaneous)
241 + AC_CACHE_CHECK("for socklen_t",
242 +  ac_cv_type_socklen_t, [
243 +  AC_TRY_COMPILE([
244 +    #include <sys/types.h>
245 +    #include <sys/socket.h>
246 +  ], [socklen_t len = 42; return 0;],
247 +  ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
248 +  dnl When cross-compiling, do not assume anything.
249 +  ac_cv_type_socklen_t="guessing no"
250 +  )
251 + ])
252 + if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
253 +  AC_DEFINE(socklen_t, int)
254 + fi
255 +
256   dnl Checks for library functions.
257   AC_CHECK_FUNCS(strdup cfmakeraw)
258 < AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
259 < AC_CHECK_FUNCS(pthread_cancel)
258 > AC_CHECK_FUNCS(clock_gettime timer_create)
259 > AC_CHECK_FUNCS(sigaction signal)
260 > AC_CHECK_FUNCS(mmap mprotect munmap)
261 > AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
262 >
263 > dnl Darwin seems to define mach_task_self() instead of task_self().
264 > AC_CHECK_FUNCS(mach_task_self task_self)
265 >
266 > dnl Check for headers and functions related to pty support (sshpty.c)
267 > dnl From openssh-3.2.2p1 configure.ac
268 >
269 > AC_CHECK_HEADERS(strings.h login.h sys/bsdtty.h sys/stat.h util.h pty.h)
270 > AC_CHECK_FUNCS(_getpty vhangup strlcpy)
271 >
272 > case "$host" in
273 > *-*-hpux10.26)
274 >        disable_ptmx_check=yes
275 >        ;;
276 > *-*-linux*)
277 >        no_dev_ptmx=1
278 >        ;;
279 > mips-sony-bsd|mips-sony-newsos4)
280 >        AC_DEFINE(HAVE_NEWS4)
281 >        ;;
282 > *-*-sco3.2v4*)
283 >        no_dev_ptmx=1
284 >        ;;
285 > *-*-sco3.2v5*)
286 >        no_dev_ptmx=1
287 >        ;;
288 > esac
289 >
290 > if test -z "$no_dev_ptmx" ; then
291 >        if test "x$disable_ptmx_check" != "xyes" ; then
292 >                AC_CHECK_FILE("/dev/ptmx",
293 >                        [
294 >                                AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
295 >                                have_dev_ptmx=1
296 >                        ]
297 >                )
298 >        fi
299 > fi
300 > AC_CHECK_FILE("/dev/ptc",
301 >        [
302 >                AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
303 >                have_dev_ptc=1
304 >        ]
305 > )
306 >
307 > dnl (end of code from openssh-3.2.2p1 configure.ac)
308 >
309  
310   dnl Select system-dependant source files.
311 < SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
312 < if MACHINE=`uname -a 2>/dev/null`; then
313 <  case "$MACHINE" in
314 <  Linux*)
315 <    SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp audio_oss_esd.cpp"
316 <    ;;
317 <  FreeBSD*3.*)
318 <    dnl Check for the CAM library
319 <    AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
320 <    if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
321 <      AC_MSG_ERROR([Cannot find libcam for SCSI management.])
311 > SERIALSRC=serial_unix.cpp
312 > ETHERSRC=../dummy/ether_dummy.cpp
313 > SCSISRC=../dummy/scsi_dummy.cpp
314 > AUDIOSRC=../dummy/audio_dummy.cpp
315 > EXTRASYSSRCS=
316 > CAN_NATIVE_M68K=no
317 > case "$target_os" in
318 > linux*)
319 >  ETHERSRC=ether_unix.cpp
320 >  AUDIOSRC=audio_oss_esd.cpp
321 >  SCSISRC=Linux/scsi_linux.cpp
322 >  ;;
323 > freebsd*)
324 >  ETHERSRC=ether_unix.cpp
325 >  AUDIOSRC=audio_oss_esd.cpp
326 >  DEFINES="$DEFINES -DBSD_COMP"
327 >  CXXFLAGS="$CXXFLAGS -fpermissive"
328 >  dnl Check for the CAM library
329 >  AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
330 >  if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
331 >    AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
332 >  else
333 >    dnl Check for the sys kernel includes
334 >    AC_CHECK_HEADER(camlib.h)
335 >    if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
336 >      dnl In this case I should fix this thing including a "patch"
337 >      dnl to access directly to the functions in the kernel :) --Orlando
338 >      AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
339      else
340 <      dnl Check for the sys kernel includes
156 <      AC_CHECK_HEADER(/sys/cam/cam.h)
157 <      if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
158 <        dnl In this case I should fix this thing including a "patch"
159 <        dnl to access directly to the functions in the kernel :) --Orlando
160 <        AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
161 <      fi
162 <      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp audio_oss_esd.cpp"
163 <      CXXFLAGS="$CXXFLAGS -I/sys"
164 <      CFLAGS="$CFLAGS -I/sys"
340 >      SCSISRC=FreeBSD/scsi_freebsd.cpp
341        LIBS="$LIBS -lcam"
342 <      DEFINES="$DEFINES -DBSD_COMP -DCAM"
342 >      DEFINES="$DEFINES -DCAM"
343      fi
344 <    ;;
345 <  FreeBSD*)
346 <    dnl Check for the SCSI library
347 <    AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
348 <    if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
349 <      AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
350 <    else
351 <      dnl Check for the sys kernel includes
352 <      AC_CHECK_HEADER(scsi.h sys/scsiio.h)
353 <      if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
354 <        AC_MSG_ERROR([Cannot find includes for the SCSI library.])
355 <      fi
356 <      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
357 <      LIBS="$LIBS -lscsi"
358 <      DEFINES="$DEFINES -DBSD_COMP"
344 >  fi
345 >  ;;
346 > netbsd*)
347 >  CAN_NATIVE_M68K=yes
348 >  ;;
349 > solaris*)
350 >  AUDIOSRC=Solaris/audio_solaris.cpp
351 >  DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
352 >  ;;
353 > irix*)
354 >  ETHERSRC=ether_unix.cpp
355 >  AUDIOSRC=Irix/audio_irix.cpp
356 >  EXTRASYSSRCS=Irix/unaligned.c
357 >  dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
358 >  DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
359 >  LIBS="$LIBS -laudio"
360 >  WANT_ESD=no
361 >
362 >  dnl Check if our compiler supports -Ofast (MIPSPro)
363 >  HAVE_OFAST=no
364 >  ocflags="$CFLAGS"
365 >  CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
366 >  AC_MSG_CHECKING(if "-Ofast" works)
367 >  dnl Do a test compile of an empty function
368 >  AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
369 >  CFLAGS="$ocflags"
370 >
371 >  ;;
372 > esac
373 >
374 > dnl Use 68k CPU natively?
375 > WANT_NATIVE_M68K=no
376 > if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
377 >  AC_DEFINE(ENABLE_NATIVE_M68K)
378 >  WANT_NATIVE_M68K=yes
379 > fi
380 >
381 > if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
382 >  dnl Serial, ethernet and audio support needs pthreads
383 >  AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
384 >  SERIALSRC=../dummy/serial_dummy.cpp
385 >  ETHERSRC=../dummy/ether_dummy.cpp
386 >  AUDIOSRC=../dummy/audio_dummy.cpp
387 > fi
388 > SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
389 >
390 > dnl Define a macro that translates a yesno-variable into a C macro definition
391 > dnl to be put into the config.h file
392 > dnl $1 -- the macro to define
393 > dnl $2 -- the value to translate
394 > AC_DEFUN(AC_TRANSLATE_DEFINE, [
395 >    if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
396 >        AC_DEFINE($1)
397      fi
398 <    ;;
399 <  SunOS*)
400 <    SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
401 <    DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
402 <    ;;
403 <  IRIX*)
404 <    SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
405 <    DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
406 <    LIBS="$LIBS -lm"
407 <    ;;
398 > ])
399 >
400 > dnl Various checks if the system supports vm_allocate() and the like functions.
401 > have_mach_vm=no
402 > if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
403 >      "x$ac_cv_func_vm_protect" = "xyes" ]]; then
404 >  have_mach_vm=yes
405 > fi
406 > AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
407 >
408 > dnl Check that vm_allocate(), vm_protect() work
409 > if [[ "x$have_mach_vm" = "xyes" ]]; then
410 >
411 > AC_CACHE_CHECK("whether vm_protect works",
412 >  ac_cv_vm_protect_works, [
413 >  AC_LANG_SAVE
414 >  AC_LANG_CPLUSPLUS
415 >  ac_cv_vm_protect_works=yes
416 >  dnl First the tests that should segfault
417 >  for test_def in NONE_READ NONE_WRITE READ_WRITE; do
418 >    AC_TRY_RUN([
419 >      #define CONFIGURE_TEST_VM_MAP
420 >      #define TEST_VM_PROT_$test_def
421 >      #include "vm_alloc.cpp"
422 >    ], ac_cv_vm_protect_works=no, rm -f core,
423 >    dnl When cross-compiling, do not assume anything
424 >    ac_cv_vm_protect_works="guessing no"
425 >    )
426 >  done
427 >  AC_TRY_RUN([
428 >    #define CONFIGURE_TEST_VM_MAP
429 >    #define TEST_VM_PROT_RDWR_WRITE
430 >    #include "vm_alloc.cpp"
431 >  ], , ac_cv_vm_protect_works=no,
432 >  dnl When cross-compiling, do not assume anything
433 >  ac_cv_vm_protect_works="guessing no"
434 >  )
435 >  AC_LANG_RESTORE
436 >  ]
437 > )
438 >
439 > dnl Remove support for vm_allocate() if vm_protect() does not work
440 > if [[ "x$have_mach_vm" = "xyes" ]]; then
441 >  case $ac_cv_vm_protect_works in
442 >    *yes) have_mach_vm=yes;;
443 >    *no) have_mach_vm=no;;
444    esac
445   fi
446 < SYSSRCS="$SYSSRCS $SEMSRCS $UISRCS $MONSRCS"
446 > AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
447  
448 < dnl Check for i386 CPU.
199 < HAVE_I386=no
200 < AC_MSG_CHECKING(for x86 target CPU)
201 < AC_EGREP_CPP(yes,
202 < [
203 < #ifdef __i386__
204 <  yes
205 < #endif
206 < ], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
448 > fi dnl HAVE_MACH_VM
449  
450 < dnl Check for SPARC CPU.
451 < HAVE_SPARC=no
452 < AC_MSG_CHECKING(for SPARC target CPU)
453 < AC_EGREP_CPP(yes,
454 < [
455 < #ifdef __sparc__
456 <  yes
457 < #endif
458 < ], [AC_MSG_RESULT(yes); HAVE_SPARC=yes], AC_MSG_RESULT(no))
450 > dnl Various checks if the system supports mmap() and the like functions.
451 > dnl ... and Mach memory allocators are not supported
452 > have_mmap_vm=no
453 > if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
454 >      "x$ac_cv_func_mprotect" = "xyes" ]]; then
455 >  if [[ "x$have_mach_vm" = "xno" ]]; then
456 >    have_mmap_vm=yes
457 >  fi
458 > fi
459 > AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
460 >
461 > dnl Check that mmap() and associated functions work.
462 > if [[ "x$have_mmap_vm" = "xyes" ]]; then
463 >
464 > dnl Check if we have a working anonymous mmap()
465 > AC_CACHE_CHECK("whether mmap supports MAP_ANON",
466 >  ac_cv_mmap_anon, [
467 >  AC_LANG_SAVE
468 >  AC_LANG_CPLUSPLUS
469 >  AC_TRY_RUN([
470 >    #define HAVE_MMAP_ANON
471 >    #define CONFIGURE_TEST_VM_MAP
472 >    #define TEST_VM_MMAP_ANON
473 >    #include "vm_alloc.cpp"
474 >  ], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
475 >  dnl When cross-compiling, do not assume anything.
476 >  ac_cv_mmap_anon="guessing no"
477 >  )
478 >  AC_LANG_RESTORE
479 >  ]
480 > )
481 > AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
482 >
483 > AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
484 >  ac_cv_mmap_anonymous, [
485 >  AC_LANG_SAVE
486 >  AC_LANG_CPLUSPLUS
487 >  AC_TRY_RUN([
488 >    #define HAVE_MMAP_ANONYMOUS
489 >    #define CONFIGURE_TEST_VM_MAP
490 >    #define TEST_VM_MMAP_ANON
491 >    #include "vm_alloc.cpp"
492 >  ], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
493 >  dnl When cross-compiling, do not assume anything.
494 >  ac_cv_mmap_anonymous="guessing no"
495 >  )
496 >  AC_LANG_RESTORE
497 >  ]
498 > )
499 > AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
500 >
501 > AC_CACHE_CHECK("whether mprotect works",
502 >  ac_cv_mprotect_works, [
503 >  AC_LANG_SAVE
504 >  AC_LANG_CPLUSPLUS
505 >  ac_cv_mprotect_works=yes
506 >  dnl First the tests that should segfault
507 >  for test_def in NONE_READ NONE_WRITE READ_WRITE; do
508 >    AC_TRY_RUN([
509 >      #define CONFIGURE_TEST_VM_MAP
510 >      #define TEST_VM_PROT_$test_def
511 >      #include "vm_alloc.cpp"
512 >    ], ac_cv_mprotect_works=no, rm -f core,
513 >    dnl When cross-compiling, do not assume anything
514 >    ac_cv_mprotect_works="guessing no"
515 >    )
516 >  done
517 >  AC_TRY_RUN([
518 >    #define CONFIGURE_TEST_VM_MAP
519 >    #define TEST_VM_PROT_RDWR_WRITE
520 >    #include "vm_alloc.cpp"
521 >  ], , ac_cv_mprotect_works=no,
522 >  dnl When cross-compiling, do not assume anything
523 >  ac_cv_mprotect_works="guessing no"
524 >  )
525 >  AC_LANG_RESTORE
526 >  ]
527 > )
528 >
529 > dnl Remove support for mmap() if mprotect() does not work
530 > if [[ "x$have_mmap_vm" = "xyes" ]]; then
531 >  case $ac_cv_mprotect_works in
532 >    *yes) have_mmap_vm=yes;;
533 >    *no) have_mmap_vm=no;;
534 >  esac
535 > fi
536 > AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
537 >
538 > fi dnl HAVE_MMAP_VM
539 >
540 > dnl Check if we can mmap 0x2000 bytes from 0x0000
541 > AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
542 >  ac_cv_can_map_lm, [
543 >  AC_LANG_SAVE
544 >  AC_LANG_CPLUSPLUS
545 >  AC_TRY_RUN([
546 >    #include "vm_alloc.cpp"
547 >    int main(void) { /* returns 0 if we could map the lowmem globals */
548 >      volatile char * lm;
549 >      if (vm_init() < 0) exit(1);
550 >      if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
551 >      lm[0] = 'z';
552 >      if (vm_release((char *)lm, 0x2000) < 0) exit(1);
553 >      vm_exit(); exit(0);
554 >    }
555 >  ], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
556 >  dnl When cross-compiling, do not assume anything.
557 >  ac_cv_can_map_lm="guessing no"
558 >  )
559 >  AC_LANG_RESTORE
560 >  ]
561 > )
562 >
563 > dnl Check signal handlers need to be reinstalled
564 > AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
565 >  ac_cv_signal_need_reinstall, [
566 >  AC_LANG_SAVE
567 >  AC_LANG_CPLUSPLUS
568 >  AC_TRY_RUN([
569 >    #include <stdlib.h>
570 >    #ifdef HAVE_UNISTD_H
571 >    #include <unistd.h>
572 >    #endif
573 >    #include <signal.h>
574 >    static int handled_signal = 0;
575 >    RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
576 >    int main(void) { /* returns 0 if signals need not to be reinstalled */
577 >      signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
578 >      exit(handled_signal == 2);
579 >    }
580 >  ], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
581 >  dnl When cross-compiling, do not assume anything.
582 >  ac_cv_signal_need_reinstall="guessing yes"
583 >  )
584 >  AC_LANG_RESTORE
585 >  ]
586 > )
587 > AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
588 >
589 > dnl Check if sigaction handlers need to be reinstalled
590 > AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
591 >  ac_cv_sigaction_need_reinstall, [
592 >  AC_LANG_SAVE
593 >  AC_LANG_CPLUSPLUS
594 >  AC_TRY_RUN([
595 >    #include <stdlib.h>
596 >    #ifdef HAVE_UNISTD_H
597 >    #include <unistd.h>
598 >    #endif
599 >    #include <signal.h>
600 >    static int handled_signal = 0;
601 >    RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
602 >    typedef RETSIGTYPE (*signal_handler)(int);
603 >    static signal_handler mysignal(int sig, signal_handler handler) {
604 >      struct sigaction old_sa;
605 >      struct sigaction new_sa;
606 >      new_sa.sa_handler = handler;
607 >      return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
608 >    }
609 >    int main(void) { /* returns 0 if signals need not to be reinstalled */
610 >      mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
611 >      exit(handled_signal == 2);
612 >    }
613 >  ], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
614 >  dnl When cross-compiling, do not assume anything.
615 >  ac_cv_sigaction_need_reinstall="guessing yes"
616 >  )
617 >  AC_LANG_RESTORE
618 >  ]
619 > )
620 > AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
621 >
622 > dnl Check if extended signals are supported.
623 > AC_CACHE_CHECK("whether your system supports extended signal handlers",
624 >  ac_cv_have_extended_signals, [
625 >  AC_LANG_SAVE
626 >  AC_LANG_CPLUSPLUS
627 >  AC_TRY_RUN([
628 >    #define HAVE_SIGINFO_T 1
629 >    #define CONFIGURE_TEST_SIGSEGV_RECOVERY
630 >    #include "vm_alloc.cpp"
631 >    #include "sigsegv.cpp"
632 >  ], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
633 >  dnl When cross-compiling, do not assume anything.
634 >  ac_cv_have_extended_signals=no
635 >  )
636 >  AC_LANG_RESTORE
637 >  ]
638 > )
639 > AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
640 >
641 > dnl Otherwise, check for subterfuges.
642 > if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
643 >  AC_CACHE_CHECK("whether we then have a subterfuge for your system",
644 >  ac_cv_have_sigcontext_hack, [
645 >    AC_LANG_SAVE
646 >    AC_LANG_CPLUSPLUS
647 >    AC_TRY_RUN([
648 >      #define HAVE_SIGCONTEXT_SUBTERFUGE 1
649 >      #define CONFIGURE_TEST_SIGSEGV_RECOVERY
650 >      #include "vm_alloc.cpp"
651 >      #include "sigsegv.cpp"
652 >    ], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
653 >    dnl When cross-compiling, do not assume anything.
654 >    ac_cv_have_sigcontext_hack=no
655 >    )
656 >    AC_LANG_RESTORE
657 >  ])
658 >  AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
659 > fi
660 >
661 > dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler)
662 > AC_CACHE_CHECK("whether we can skip instruction in SIGSEGV handler",
663 >  ac_cv_have_skip_instruction, [
664 >  AC_LANG_SAVE
665 >  AC_LANG_CPLUSPLUS
666 >  AC_TRY_RUN([
667 >    #define HAVE_SIGSEGV_SKIP_INSTRUCTION 1
668 >    #define CONFIGURE_TEST_SIGSEGV_RECOVERY
669 >    #include "vm_alloc.cpp"
670 >    #include "sigsegv.cpp"
671 >  ], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no,
672 >  dnl When cross-compiling, do not assume anything.
673 >  ac_cv_have_skip_instruction=no
674 >  )
675 >  AC_LANG_RESTORE
676 >  ]
677 > )
678 > AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction")
679 >
680 > dnl Can we do Video on SEGV Signals ?
681 > CAN_VOSF=no
682 > if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
683 >  CAN_VOSF=yes
684 > fi
685 >
686 > dnl Determine the addressing mode to use
687 > if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
688 >  ADDRESSING_MODE="real"
689 > else
690 >  ADDRESSING_MODE=""
691 >  AC_MSG_CHECKING([for the addressing mode to use])
692 >  for am in $ADDRESSING_TEST_ORDER; do
693 >    case $am in
694 >    real)
695 >      dnl Requires ability to mmap() Low Memory globals
696 >      if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
697 >        continue
698 >      fi
699 >          dnl Requires VOSF screen updates
700 >      if [[ "x$CAN_VOSF" = "xno" ]]; then
701 >        continue
702 >      fi
703 >      dnl Real addressing will probably work.
704 >      ADDRESSING_MODE="real"
705 >      WANT_VOSF=yes dnl we can use VOSF and we need it actually
706 >      DEFINES="$DEFINES -DREAL_ADDRESSING"
707 >      break
708 >      ;;
709 >    direct)
710 >      dnl Requires VOSF screen updates
711 >      if [[ "x$CAN_VOSF" = "xyes" ]]; then
712 >        ADDRESSING_MODE="direct"
713 >        WANT_VOSF=yes dnl we can use VOSF and we need it actually
714 >        DEFINES="$DEFINES -DDIRECT_ADDRESSING"
715 >        break
716 >      fi
717 >      ;;
718 >    banks)
719 >      dnl Default addressing mode
720 >      ADDRESSING_MODE="memory banks"
721 >      break
722 >      ;;
723 >    *)
724 >      AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
725 >    esac
726 >  done
727 >  AC_MSG_RESULT($ADDRESSING_MODE)
728 >  if [[ "x$ADDRESSING_MODE" = "x" ]]; then
729 >    AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
730 >    ADDRESSING_MODE="memory banks"
731 >  fi
732 > fi
733 >
734 > dnl Enable VOSF screen updates with this feature is requested and feasible
735 > if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
736 >    AC_DEFINE(ENABLE_VOSF)
737 > else
738 >    WANT_VOSF=no
739 > fi
740  
741   dnl Check for GAS.
742   HAVE_GAS=no
# Line 234 | Line 757 | AC_EGREP_CPP(yes,
757   #endif
758   ], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
759  
760 < dnl Set "-fomit-frame-pointer" on GCC 2.7 or higher.
761 < if [[ "x$HAVE_GCC27" = "xyes" ]]; then
760 > dnl Check for GCC 3.0 or higher.
761 > HAVE_GCC30=no
762 > AC_MSG_CHECKING(for GCC 3.0 or higher)
763 > AC_EGREP_CPP(yes,
764 > [#if __GNUC__ >= 3
765 >  yes
766 > #endif
767 > ], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
768 >
769 > dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
770 > dnl Also set "-fno-exceptions" for C++ because exception handling requires
771 > dnl the frame pointer.
772 > if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
773    CFLAGS="$CFLAGS -fomit-frame-pointer"
774 <  CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
774 >  CXXFLAGS="$CXXFLAGS -fomit-frame-pointer -fno-exceptions"
775 > fi
776 >
777 > dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
778 > dnl As of 2001/08/02, this affects the following compilers:
779 > dnl Official: probably gcc-3.1 (mainline CVS)
780 > dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
781 > dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
782 > if [[ "x$HAVE_GCC27" = "xyes" ]]; then
783 >  SAVED_CXXFLAGS="$CXXFLAGS"
784 >  CXXFLAGS="$CXXFLAGS -fno-merge-constants"
785 >  AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
786 >    AC_LANG_SAVE
787 >    AC_LANG_CPLUSPLUS
788 >    AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
789 >    AC_LANG_RESTORE
790 >  ])
791 >  if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
792 >    CXXFLAGS="$SAVED_CXXFLAGS"
793 >  fi
794   fi
795  
796   dnl Select appropriate CPU source and REGPARAM define.
797 < WANT_X86_ASSEMBLY=no
245 < WANT_SPARC_V8_ASSEMBLY=no
246 < WANT_SPARC_V9_ASSEMBLY=no
797 > ASM_OPTIMIZATIONS=none
798   CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
799 < if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
799 > if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
800    dnl i386 CPU
801    DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
802    if [[ "x$HAVE_GAS" = "xyes" ]]; then
803 <    WANT_X86_ASSEMBLY=yes
804 <    DEFINES="$DEFINES -DX86_ASSEMBLY"
803 >    ASM_OPTIMIZATIONS=i386
804 >    DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
805      CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
806    fi
807   elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
808    dnl SPARC CPU
809 <  case "$MACHINE" in
810 <  SunOS*)
809 >  case "$target_os" in
810 >  solaris*)
811      AC_MSG_CHECKING(SPARC CPU architecture)
812      SPARC_TYPE=`Solaris/which_sparc`
813      AC_MSG_RESULT($SPARC_TYPE)
814      case "$SPARC_TYPE" in
815      SPARC_V8)
816 <      WANT_SPARC_V8_ASSEMBLY=yes
817 <      DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY"
816 >      ASM_OPTIMIZATIONS="SPARC V8 architecture"
817 >      DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
818        CFLAGS="$CFLAGS -Wa,-Av8"
819        CXXFLAGS="$CXXFLAGS -Wa,-Av8"
820        ;;
821      SPARC_V9)
822 <      WANT_SPARC_V9_ASSEMBLY=yes
823 <      DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY"
822 >      ASM_OPTIMIZATIONS="SPARC V9 architecture"
823 >      DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
824        CFLAGS="$CFLAGS -Wa,-Av9"
825        CXXFLAGS="$CXXFLAGS -Wa,-Av9"
826        ;;
827      esac
828      ;;
829    esac
830 + elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
831 +  dnl Native m68k, no emulation
832 +  CPUINCLUDES="-I../native_cpu"
833 +  CPUSRCS="asm_support.s"
834 + fi
835 +
836 + dnl Utility macro used by next two tests.
837 + dnl AC_EXAMINE_OBJECT(C source code,
838 + dnl     commands examining object file,
839 + dnl     [commands to run if compile failed]):
840 + dnl
841 + dnl Compile the source code to an object file; then convert it into a
842 + dnl printable representation.  All unprintable characters and
843 + dnl asterisks (*) are replaced by dots (.).  All white space is
844 + dnl deleted.  Newlines (ASCII 0x10) in the input are preserved in the
845 + dnl output, but runs of newlines are compressed to a single newline.
846 + dnl Finally, line breaks are forcibly inserted so that no line is
847 + dnl longer than 80 columns and the file ends with a newline.  The
848 + dnl result of all this processing is in the file conftest.dmp, which
849 + dnl may be examined by the commands in the second argument.
850 + dnl
851 + AC_DEFUN([gcc_AC_EXAMINE_OBJECT],
852 + [AC_LANG_SAVE
853 + AC_LANG_C
854 + dnl Next bit cribbed from AC_TRY_COMPILE.
855 + cat > conftest.$ac_ext <<EOF
856 + [#line __oline__ "configure"
857 + #include "confdefs.h"
858 + $1
859 + ]EOF
860 + if AC_TRY_EVAL(ac_compile); then
861 +  od -c conftest.o |
862 +    sed ['s/^[0-7]*[    ]*/ /
863 +          s/\*/./g
864 +          s/ \\n/*/g
865 +          s/ [0-9][0-9][0-9]/./g
866 +          s/  \\[^ ]/./g'] |
867 +    tr -d '
868 + ' | tr -s '*' '
869 + ' | fold | sed '$a\
870 + ' > conftest.dmp
871 +  $2
872 + ifelse($3, , , else
873 +  $3
874 + )dnl
875 + fi
876 + rm -rf conftest*
877 + AC_LANG_RESTORE])
878 +
879 + dnl Floating point format probe.
880 + dnl The basic concept is the same as the above: grep the object
881 + dnl file for an interesting string.  We have to watch out for
882 + dnl rounding changing the values in the object, however; this is
883 + dnl handled by ignoring the least significant byte of the float.
884 + dnl
885 + dnl Does not know about VAX G-float or C4x idiosyncratic format.
886 + dnl It does know about PDP-10 idiosyncratic format, but this is
887 + dnl not presently supported by GCC.  S/390 "binary floating point"
888 + dnl is in fact IEEE (but maybe we should have that in EBCDIC as well
889 + dnl as ASCII?)
890 + dnl
891 + AC_DEFUN([gcc_AC_C_FLOAT_FORMAT],
892 + [AC_CACHE_CHECK(floating point format, ac_cv_c_float_format,
893 + [gcc_AC_EXAMINE_OBJECT(
894 + [/* This will not work unless sizeof(double) == 8.  */
895 + extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1];
896 +
897 + /* This structure must have no internal padding.  */
898 + struct possibility {
899 +  char prefix[8];
900 +  double candidate;
901 +  char postfix[8];
902 + };
903 +
904 + #define C(cand) { "\nformat:", cand, ":tamrof\n" }
905 + struct possibility table [] =
906 + {
907 +  C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */
908 +  C( 3.53802595280598432000e+18), /* D__float - VAX */
909 +  C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */
910 +  C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */
911 +  C(-5.22995989424860458374e+10)  /* IBMHEXFP - s/390 format, EBCDIC */
912 + };],
913 + [if   grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then
914 +    ac_cv_c_float_format='IEEE (big-endian)'
915 +  elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then
916 +    ac_cv_c_float_format='IEEE (big-endian)'
917 +  elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then
918 +    ac_cv_c_float_format='IEEE (little-endian)'
919 +  elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then
920 +    ac_cv_c_float_format='IEEE (little-endian)'
921 +  elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then
922 +    ac_cv_c_float_format='VAX D-float'
923 +  elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then
924 +    ac_cv_c_float_format='PDP-10'
925 +  elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then
926 +    ac_cv_c_float_format='IBM 370 hex'
927 +  else
928 +    AC_MSG_ERROR(Unknown floating point format)
929 +  fi],
930 +  [AC_MSG_ERROR(compile failed)])
931 + ])
932 + # IEEE is the default format.  If the float endianness isn't the same
933 + # as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN
934 + # (which is a tristate: yes, no, default).  This is only an issue with
935 + # IEEE; the other formats are only supported by a few machines each,
936 + # all with the same endianness.
937 + format=IEEE_FLOAT_FORMAT
938 + fbigend=
939 + case $ac_cv_c_float_format in
940 +    'IEEE (big-endian)' )
941 +        if test $ac_cv_c_bigendian = no; then
942 +            fbigend=1
943 +        fi
944 +        ;;
945 +    'IEEE (little-endian)' )
946 +        if test $ac_cv_c_bigendian = yes; then
947 +            fbigend=0
948 +        fi
949 +        ;;
950 +    'VAX D-float' )
951 +        format=VAX_FLOAT_FORMAT
952 +        ;;
953 +    'PDP-10' )
954 +        format=PDP10_FLOAT_FORMAT
955 +        ;;
956 +    'IBM 370 hex' )
957 +        format=IBM_FLOAT_FORMAT
958 +        ;;
959 + esac
960 + AC_DEFINE_UNQUOTED(HOST_FLOAT_FORMAT, $format,
961 +  [Define to the floating point format of the host machine.])
962 + if test -n "$fbigend"; then
963 +        AC_DEFINE_UNQUOTED(HOST_FLOAT_WORDS_BIG_ENDIAN, $fbigend,
964 +  [Define to 1 if the host machine stores floating point numbers in
965 +   memory with the word containing the sign bit at the lowest address,
966 +   or to 0 if it does it the other way around.
967 +
968 +   This macro should not be defined if the ordering is the same as for
969 +   multi-word integers.])
970 + fi
971 + ])
972 +
973 + dnl Select appropriate FPU source.
974 + gcc_AC_C_FLOAT_FORMAT
975 + AC_CHECK_HEADERS(ieee754.h ieeefp.h floatingpoint.h nan.h)
976 +
977 + for fpe in $FPE_CORE_TEST_ORDER; do
978 +  case $fpe in
979 +  ieee)
980 +    if echo "$ac_cv_c_float_format" | grep -q IEEE; then
981 +      FPE_CORE="IEEE fpu core"
982 +      DEFINES="$DEFINES -DFPU_IEEE"
983 +      FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
984 +      break
985 +    fi
986 +    ;;
987 +  x86)
988 +    if [[ ":$HAVE_GCC27:$HAVE_I386:$HAVE_GAS:" = ":yes:yes:yes:" ]]; then
989 +      FPE_CORE="i387 fpu core"
990 +      DEFINES="$DEFINES -DFPU_X86"
991 +      FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
992 +      break
993 +    fi
994 +    ;;
995 +  uae)
996 +    FPE_CORE="uae fpu core"
997 +    DEFINES="$DEFINES -DFPU_UAE"
998 +    FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
999 +    break
1000 +    ;;
1001 +  *)
1002 +    AC_MSG_ERROR([Internal configure.in script error for $fpe fpu core])
1003 +    ;;
1004 +  esac
1005 + done
1006 + if [[ "x$FPE_CORE" = "x" ]]; then
1007 +  AC_MSG_ERROR([Sorry, no suitable FPU core found in $FPE_CORE_TEST_ORDER])
1008 + fi
1009 +
1010 + dnl Check for certain math functions
1011 + AC_CHECK_FUNCS(atanh)
1012 + AC_CHECK_FUNCS(isnan isinf)             dnl C99
1013 + AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
1014 +
1015 + dnl UAE CPU sources for all non-m68k-native architectures.
1016 + if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
1017 +  CPUINCLUDES="-I../uae_cpu"
1018 +  CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
1019   fi
1020  
1021 < dnl UAE CPU sources for all architectures.
1022 < CPUINCLUDES="-I../uae_cpu"
1023 < CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp ../uae_cpu/fpp.cpp cpustbl.cpp cpudefs.cpp $CPUSRCS"
1021 > dnl Remove the "-g" option if set for GCC.
1022 > if [[ "x$HAVE_GCC27" = "xyes" ]]; then
1023 >  CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
1024 >  CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
1025 > fi
1026 >
1027 > dnl Or if we have -Ofast
1028 > if [[ "x$HAVE_OFAST" = "xyes" ]]; then
1029 >  CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
1030 >  CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
1031 >  CXXFLAGS="-LANG:std $CXXFLAGS"
1032 >  LDFLAGS="$LDFLAGS -ipa"
1033 > fi
1034  
1035   dnl Generate Makefile.
1036   AC_SUBST(DEFINES)
# Line 293 | Line 1043 | dnl Print summary.
1043   echo
1044   echo Basilisk II configuration summary:
1045   echo
1046 < echo XFree86 DGA support .............. : $WANT_XF86_DGA
1047 < echo fbdev DGA support ................ : $WANT_FBDEV_DGA
1048 < echo ESD sound support ................ : $WANT_ESD
1049 < echo GTK user interface ............... : $WANT_GTK
1050 < echo mon debugger support ............. : $WANT_MON
1051 < echo i386 assembly optimizations ...... : $WANT_X86_ASSEMBLY
1052 < echo SPARC V8 assembly optimizations .. : $WANT_SPARC_V8_ASSEMBLY
1053 < echo SPARC V9 assembly optimizations .. : $WANT_SPARC_V9_ASSEMBLY
1046 > echo XFree86 DGA support .................... : $WANT_XF86_DGA
1047 > echo XFree86 VidMode support ................ : $WANT_XF86_VIDMODE
1048 > echo fbdev DGA support ...................... : $WANT_FBDEV_DGA
1049 > echo Enable video on SEGV signals ........... : $WANT_VOSF
1050 > echo ESD sound support ...................... : $WANT_ESD
1051 > echo GTK user interface ..................... : $WANT_GTK
1052 > echo mon debugger support ................... : $WANT_MON
1053 > echo Running m68k code natively ............. : $WANT_NATIVE_M68K
1054 > echo Floating-Point emulation core .......... : $FPE_CORE
1055 > echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
1056 > echo Addressing mode ........................ : $ADDRESSING_MODE
1057   echo
1058 < echo "Configuration done. Now type \"make\"."
1058 > echo "Configuration done. Now type \"make\" (or \"gmake\")."

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