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root/cebix/BasiliskII/src/Unix/configure.in
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Comparing BasiliskII/src/Unix/configure.in (file contents):
Revision 1.7 by cebix, 1999-10-18T16:15:44Z vs.
Revision 1.59 by cebix, 2002-03-20T19:37:37Z

# 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 < WANT_DGA=yes
10 < WANT_UI=yes
11 < AC_ARG_ENABLE(dga, [  --enable-dga            use the DGA extension (default)], [WANT_DGA=$enableval], [])
12 < AC_ARG_ENABLE(ui,  [  --enable-ui             use GTK user interface (default)], [WANT_UI=$enableval], [])
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=which      specify which fpu emulator to use [default=opt]],
17 > [ case "$enableval" in
18 >    default)    FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
19 >        uae)            FPE_CORE="uae";;
20 >        *)                      AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);;
21 >  esac
22 > ],
23 > [ FPE_CORE="default"
24 > ])
25 >
26 > dnl Addressing modes.
27 > AC_ARG_ENABLE(addressing,
28 > [  --enable-addressing=AM  specify the addressing mode to use [default=fastest]],
29 > [ case "$enableval" in
30 >    real)       ADDRESSING_TEST_ORDER="real";;
31 >    direct)     ADDRESSING_TEST_ORDER="direct";;
32 >    banks)      ADDRESSING_TEST_ORDER="banks";;
33 >    fastest)ADDRESSING_TEST_ORDER="direct banks";;
34 >    *)          AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, real, direct, banks]);;
35 >  esac
36 > ],
37 > [ ADDRESSING_TEST_ORDER="direct banks"
38 > ])
39 >
40 > dnl External packages.
41 > AC_ARG_WITH(esd,             [  --with-esd              support ESD for sound under Linux/FreeBSD [default=yes]], [WANT_ESD=$withval], [WANT_ESD=yes])
42 > AC_ARG_WITH(gtk,             [  --with-gtk              use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes])
43 > AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
44 >
45 > dnl Canonical system information.
46 > AC_CANONICAL_HOST
47 > AC_CANONICAL_TARGET
48 >
49 > dnl Target OS type (target is host if not cross-compiling).
50 > case "$target_os" in
51 >  linux*)       OS_TYPE=linux;;
52 >  netbsd*)      OS_TYPE=netbsd;;
53 >  freebsd*)     OS_TYPE=freebsd;;
54 >  solaris*)     OS_TYPE=solaris;;
55 >  darwin*)      OS_TYPE=darwin;;
56 >  *)            OS_TYPE=`echo $target_os | sed -e 's/-/_/g' | sed -e 's/\./_/g'`;;
57 > esac
58 > DEFINES="$DEFINES -DOS_$OS_TYPE"
59 >
60 > dnl Target CPU type.
61 > HAVE_I386=no
62 > HAVE_M68K=no
63 > HAVE_SPARC=no
64 > HAVE_POWERPC=no
65 > case "$target_cpu" in
66 >  i386* | i486* | i586* | i686* | i786* ) CPU_TYPE=i386 HAVE_I386=yes;;
67 >  m68k* ) CPU_TYPE=m68k HAVE_M68K=yes;;
68 >  sparc* ) CPU_TYPE=sparc HAVE_SPARC=yes;;
69 >  powerpc* ) CPU_TYPE=powerpc HAVE_POWERPC=yes;;
70 >  *) CPU_TYPE=`echo $target_cpu | sed -e 's/-/_/g'`;;
71 > esac
72 > DEFINES="$DEFINES -DCPU_$CPU_TYPE"
73  
74   dnl Checks for programs.
75   AC_PROG_CC
76 + AC_PROG_CC_C_O
77   AC_PROG_CPP
78   AC_PROG_CXX
79   AC_PROG_MAKE_SET
80   AC_PROG_INSTALL
81  
82 + dnl We use mon if possible.
83 + MONSRCS=
84 + if [[ "x$WANT_MON" = "xyes" ]]; then
85 +  AC_MSG_CHECKING(for mon)
86 +  mon_srcdir=../../../mon/src
87 +  if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
88 +    AC_MSG_RESULT(yes)
89 +    AC_DEFINE(ENABLE_MON)
90 +    MONSRCS="$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 $mon_srcdir/disass/m68k-opc.c"
91 +    CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
92 +    AC_CHECK_LIB(ncurses, tgetent, ,
93 +      AC_CHECK_LIB(termcap, tgetent, ,
94 +        AC_CHECK_LIB(termlib, tgetent, ,
95 +          AC_CHECK_LIB(terminfo, tgetent, ,
96 +            AC_CHECK_LIB(Hcurses, tgetent, ,
97 +              AC_CHECK_LIB(curses, tgetent))))))
98 +    AC_CHECK_LIB(readline, readline)
99 +    AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
100 +  else
101 +    AC_MSG_RESULT(no)
102 +    AC_MSG_WARN([Could not find mon, ignoring --with-mon.])
103 +    WANT_MON=no
104 +  fi
105 + fi
106 +
107   dnl Checks for libraries.
108 + AC_CHECK_LIB(posix4, sem_init)
109 + AC_CHECK_LIB(rt, timer_create)
110 +
111 + dnl We need X11.
112   AC_PATH_XTRA
113   if [[ "x$no_x" = "xyes" ]]; then
114    AC_MSG_ERROR([You need X11 to run Basilisk II.])
115   fi
26
116   CFLAGS="$CFLAGS $X_CFLAGS"
117   CXXFLAGS="$CXXFLAGS $X_CFLAGS"
118   LIBS="$LIBS $X_PRE_LIBS $X_LIBS -lX11 -lXext $X_EXTRA_LIBS"
30 STATICLIBS=
119  
120 < dnl We need pthreads.
121 < AC_CHECK_LIB(pthread, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
122 < if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
123 <  dnl Check even the libc_r (FreeBSD)
124 <  AC_CHECK_LIB(c_r, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
125 <  if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
126 <    dnl Or maybe the user has PTL (NetBSD)
127 <    AC_CHECK_LIB(PTL, pthread_create, HAVE_PTHREADS=yes, HAVE_PTHREADS=no)
128 <    if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
129 <      AC_MSG_ERROR([You need pthreads to run Basilisk II.])
130 <    else
43 <      LIBS="$LIBS -lPTL"
44 <    fi
45 <  else
46 <     LIBS="$LIBS -lc_r"
47 <  fi
48 < else
49 <  LIBS="$LIBS -lpthread"
120 > dnl We want pthreads. Try libpthread first, then libc_r (FreeBSD), then PTL.
121 > HAVE_PTHREADS=yes
122 > AC_CHECK_LIB(pthread, pthread_create, , [
123 >  AC_CHECK_LIB(c_r, pthread_create, , [
124 >    AC_CHECK_LIB(PTL, pthread_create, , [
125 >      HAVE_PTHREADS=no
126 >    ])
127 >  ])
128 > ])
129 > if [[ "x$HAVE_PTHREADS" = "xyes" ]]; then
130 >  AC_DEFINE(HAVE_PTHREADS)
131   fi
132   AC_CHECK_FUNCS(pthread_cancel)
133 + AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
134 + AC_CHECK_FUNCS(pthread_mutexattr_settype)
135  
136 < dnl We use DGA if possible.
137 < if [[ "x$WANT_DGA" = "xyes" ]]; then
138 <  AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, HAVE_DGA=yes, HAVE_DGA=no)
139 <  if [[ "x$HAVE_DGA" = "xno" ]]; then
140 <    AC_MSG_WARN([Could not find DGA extension, ignoring --enable-dga.])
58 <  else
59 <    DEFINES="$DEFINES -DENABLE_DGA=1"
60 <    LIBS="$LIBS -lXxf86dga"
136 > dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
137 > SEMSRC=
138 > AC_CHECK_FUNCS(sem_init, , [
139 >  if test "x$HAVE_PTHREADS" = "xyes"; then
140 >    SEMSRC=posix_sem.cpp
141    fi
142 + ])
143 +
144 + dnl We use DGA (XFree86 or fbdev) if possible.
145 + if [[ "x$WANT_XF86_DGA" = "xyes" ]]; then
146 +  AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension, [
147 +    AC_DEFINE(ENABLE_XF86_DGA)
148 +    LIBS="$LIBS -lXxf86dga"
149 +    if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
150 +      AC_MSG_WARN([Cannot have both --enable-xf86-dga and --enable-fbdev-dga, ignoring --enable-fbdev-dga.])
151 +      WANT_FBDEV_DGA=no
152 +    fi
153 +  ], [
154 +    AC_MSG_WARN([Could not find XFree86 DGA extension, ignoring --enable-xf86-dga.])
155 +    WANT_XF86_DGA=no
156 +  ])
157 + fi
158 + if [[ "x$WANT_FBDEV_DGA" = "xyes" ]]; then
159 +  AC_DEFINE(ENABLE_FBDEV_DGA)
160 + fi
161 +
162 + dnl We use XFree86 VidMode if possible.
163 + if [[ "x$WANT_XF86_VIDMODE" = "xyes" ]]; then
164 +  AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension, [
165 +    AC_DEFINE(ENABLE_XF86_VIDMODE)
166 +    LIBS="$LIBS -lXxf86vm"
167 +  ], [
168 +    AC_MSG_WARN([Could not find XFree86 VidMode extension, ignoring --enable-xf86-vidmode.])
169 +    WANT_XF86_VIDMODE=no
170 +  ])
171   fi
172  
173   dnl We use GTK+ if possible.
174 < if [[ "x$WANT_UI" = "xyes" ]]; then
175 <  AM_PATH_GTK(1.2.0)
176 <  if [[ "x$no_gtk" = "xyes" ]]; then
177 <    echo "Did not find gtk+, disabling user interface."
178 <    WANT_UI=no
179 <    GTK_CFLAGS=
180 <    GTK_LIBS=
181 <  else
182 <    DEFINES="$DEFINES -DENABLE_GTK=1"
183 <  fi
184 <  CFLAGS="$CFLAGS $GTK_CFLAGS"
185 <  CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
186 <  LIBS="$LIBS $GTK_LIBS"
174 > UISRCS=../dummy/prefs_editor_dummy.cpp
175 > if [[ "x$WANT_GTK" = "xyes" ]]; then
176 >  AM_PATH_GTK(1.2.0, [
177 >    AC_DEFINE(ENABLE_GTK)
178 >    CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
179 >    LIBS="$LIBS $GTK_LIBS"
180 >    UISRCS=prefs_editor_gtk.cpp
181 >    B2_PATH_GNOMEUI([
182 >      AC_DEFINE(HAVE_GNOMEUI)
183 >      CXXFLAGS="$CXXFLAGS $GNOMEUI_CFLAGS"
184 >      LIBS="$LIBS $GNOMEUI_LIBS"
185 >    ], [])
186 >  ], [
187 >    AC_MSG_WARN([Could not find GTK+, disabling user interface.])
188 >    WANT_GTK=no
189 >  ])
190   fi
191  
192 < dnl We need POSIX.4 semaphores (and other POSIX.4 blessings).
193 < SEMSRCS=
194 < AC_CHECK_FUNCS(sem_init)
195 < if [[ "x$ac_cv_func_sem_init" = "xno" ]]; then
196 <  AC_CHECK_LIB(posix4, sem_init, HAVE_LIBPOSIX4=yes, HAVE_LIBPOSIX4=no)
197 <  if [[ "x$HAVE_LIBPOSIX4" = "xno" ]]; then
198 <    dnl Emulate semaphores with pthread mutexes
199 <    SEMSRCS="posix_sem.cpp"
200 <  else
201 <    LIBS="$LIBS -lposix4"
202 <  fi
192 > dnl We use ESD if possible.
193 > if [[ "x$WANT_ESD" = "xyes" ]]; then
194 >  AM_PATH_ESD(0.2.8, [
195 >    AC_DEFINE(ENABLE_ESD)
196 >    CFLAGS="$CFLAGS $ESD_CFLAGS"
197 >    CXXFLAGS="$CXXFLAGS $ESD_CFLAGS"
198 >    LIBS="$LIBS $ESD_LIBS"
199 >  ], [
200 >    AC_MSG_WARN([Could not find ESD, disabling ESD support.])
201 >    WANT_ESD=no
202 >  ])
203 > fi
204 >
205 > dnl We use 64-bit file size support if possible.
206 > dnl FIXME: Use AC_SYS_LARGEFILE from autoconf 2.5+
207 > if [[ "x$OS_TYPE" = "xlinux" ]]; then
208 >  AC_DEFINE(_USE_LARGEFILE_SOURCE, 1, [Get more functions for correct standard I/O])
209 >  AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
210   fi
211  
212   dnl Checks for header files.
213   AC_HEADER_STDC
214 < AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h)
214 > AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
215  
216   dnl Checks for typedefs, structures, and compiler characteristics.
217   AC_C_BIGENDIAN
# Line 102 | Line 221 | AC_CHECK_SIZEOF(short, 2)
221   AC_CHECK_SIZEOF(int, 4)
222   AC_CHECK_SIZEOF(long, 4)
223   AC_CHECK_SIZEOF(long long, 8)
224 + AC_CHECK_SIZEOF(void *, 4)
225   AC_TYPE_OFF_T
226   AC_CHECK_TYPE(loff_t, off_t)
227 + AC_CHECK_TYPE(caddr_t, [char *])
228   AC_TYPE_SIZE_T
229 + AC_TYPE_SIGNAL
230   AC_HEADER_TIME
231   AC_STRUCT_TM
232  
233 + dnl Check whether sys/socket.h defines type socklen_t.
234 + dnl (extracted from ac-archive/Miscellaneous)
235 + AC_CACHE_CHECK("for socklen_t",
236 +  ac_cv_type_socklen_t, [
237 +  AC_TRY_COMPILE([
238 +    #include <sys/types.h>
239 +    #include <sys/socket.h>
240 +  ], [socklen_t len = 42; return 0;],
241 +  ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
242 +  dnl When cross-compiling, do not assume anything.
243 +  ac_cv_type_socklen_t="guessing no"
244 +  )
245 + ])
246 + if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
247 +  AC_DEFINE(socklen_t, int)
248 + fi
249 +
250   dnl Checks for library functions.
251   AC_CHECK_FUNCS(strdup cfmakeraw)
252 < AC_CHECK_FUNCS(nanosleep clock_gettime timer_create)
252 > AC_CHECK_FUNCS(clock_gettime timer_create)
253 > AC_CHECK_FUNCS(sigaction signal)
254 > AC_CHECK_FUNCS(mmap mprotect munmap)
255 > AC_CHECK_FUNCS(vm_allocate vm_deallocate vm_protect)
256 >
257 > dnl Darwin seems to define mach_task_self() instead of task_self().
258 > AC_CHECK_FUNCS(mach_task_self task_self)
259  
260   dnl Select system-dependant source files.
261 < SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp"
262 < if MACHINE=`uname -a 2>/dev/null`; then
263 <  case "$MACHINE" in
264 <  Linux*)
265 <    SYSSRCS="Linux/ether_linux.cpp Linux/scsi_linux.cpp Linux/audio_linux.cpp"
266 <    ;;
267 <  FreeBSD*3.*)
268 <    dnl Check for the CAM library
269 <    AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
270 <    if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
271 <      AC_MSG_ERROR([Cannot find libcam for SCSI management.])
261 > SERIALSRC=serial_unix.cpp
262 > ETHERSRC=../dummy/ether_dummy.cpp
263 > SCSISRC=../dummy/scsi_dummy.cpp
264 > AUDIOSRC=../dummy/audio_dummy.cpp
265 > EXTRASYSSRCS=
266 > CAN_NATIVE_M68K=no
267 > case "$target_os" in
268 > linux*)
269 >  ETHERSRC=ether_unix.cpp
270 >  AUDIOSRC=audio_oss_esd.cpp
271 >  SCSISRC=Linux/scsi_linux.cpp
272 >  ;;
273 > freebsd*)
274 >  ETHERSRC=ether_unix.cpp
275 >  AUDIOSRC=audio_oss_esd.cpp
276 >  DEFINES="$DEFINES -DBSD_COMP"
277 >  CXXFLAGS="$CXXFLAGS -fpermissive"
278 >  dnl Check for the CAM library
279 >  AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
280 >  if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
281 >    AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
282 >  else
283 >    dnl Check for the sys kernel includes
284 >    AC_CHECK_HEADER(camlib.h)
285 >    if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
286 >      dnl In this case I should fix this thing including a "patch"
287 >      dnl to access directly to the functions in the kernel :) --Orlando
288 >      AC_MSG_WARN([Cannot find includes for CAM library, disabling SCSI support.])
289      else
290 <      dnl Check for the sys kernel includes
129 <      AC_CHECK_HEADER(/sys/cam/cam.h)
130 <      if [[ "x$ac_cv_header__sys_cam_cam_h" = "xno" ]]; then
131 <        dnl In this case I should fix this thing including a "patch"
132 <        dnl to access directly to the functions in the kernel :) --Orlando
133 <        AC_MSG_ERROR([Cannot find kernel includes for CAM library.])
134 <      fi
135 <      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
136 <      CXXFLAGS="$CXXFLAGS -I/sys"
137 <      CFLAGS="$CFLAGS -I/sys"
290 >      SCSISRC=FreeBSD/scsi_freebsd.cpp
291        LIBS="$LIBS -lcam"
292 <      DEFINES="$DEFINES -DBSD_COMP -DCAM"
292 >      DEFINES="$DEFINES -DCAM"
293      fi
294 <    ;;
295 <  FreeBSD*)
296 <    dnl Check for the SCSI library
297 <    AC_CHECK_LIB(scsi, scsi_open, HAVE_LIBSCSI=yes, HAVE_LIBSCSI=no)
298 <    if [[ "x$HAVE_LIBSCSI" = "xno" ]]; then
299 <      AC_MSG_ERROR([Cannot find libscsi for SCSI management.])
300 <    else
301 <      dnl Check for the sys kernel includes
302 <      AC_CHECK_HEADER(scsi.h sys/scsiio.h)
303 <      if [[ "x$ac_cv_header_scsi_h" = "xno" ]]; then
304 <        AC_MSG_ERROR([Cannot find includes for the SCSI library.])
305 <      fi
306 <      SYSSRCS="../dummy/ether_dummy.cpp FreeBSD/scsi_freebsd.cpp ../dummy/audio_dummy.cpp"
307 <      LIBS="$LIBS -lscsi"
308 <      DEFINES="$DEFINES -DBSD_COMP"
294 >  fi
295 >  ;;
296 > netbsd*)
297 >  CAN_NATIVE_M68K=yes
298 >  ;;
299 > solaris*)
300 >  AUDIOSRC=Solaris/audio_solaris.cpp
301 >  DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
302 >  ;;
303 > irix*)
304 >  ETHERSRC=ether_unix.cpp
305 >  AUDIOSRC=Irix/audio_irix.cpp
306 >  EXTRASYSSRCS=Irix/unaligned.c
307 >  dnl IRIX headers work fine, but somehow don't define or use "STDC_HEADERS"
308 >  DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200 -DSTDC_HEADERS"
309 >  LIBS="$LIBS -laudio"
310 >  WANT_ESD=no
311 >
312 >  dnl Check if our compiler supports -Ofast (MIPSPro)
313 >  HAVE_OFAST=no
314 >  ocflags="$CFLAGS"
315 >  CFLAGS=`echo $CFLAGS | sed -e 's/ -g / -Ofast /;s/^-g /-Ofast /;s/-g$/ -Ofast/;s/^-g$/-Ofast/'`
316 >  AC_MSG_CHECKING(if "-Ofast" works)
317 >  dnl Do a test compile of an empty function
318 >  AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_OFAST=yes], AC_MSG_RESULT(no))
319 >  CFLAGS="$ocflags"
320 >
321 >  ;;
322 > esac
323 >
324 > dnl Use 68k CPU natively?
325 > WANT_NATIVE_M68K=no
326 > if [[ "x$HAVE_M68K" = "xyes" -a "x$CAN_NATIVE_M68K" = "xyes" ]]; then
327 >  AC_DEFINE(ENABLE_NATIVE_M68K)
328 >  WANT_NATIVE_M68K=yes
329 > fi
330 >
331 > if [[ "x$HAVE_PTHREADS" = "xno" ]]; then
332 >  dnl Serial, ethernet and audio support needs pthreads
333 >  AC_MSG_WARN([You don't have pthreads, disabling serial, ethernet and audio support.])
334 >  SERIALSRC=../dummy/serial_dummy.cpp
335 >  ETHERSRC=../dummy/ether_dummy.cpp
336 >  AUDIOSRC=../dummy/audio_dummy.cpp
337 > fi
338 > SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
339 >
340 > dnl Define a macro that translates a yesno-variable into a C macro definition
341 > dnl to be put into the config.h file
342 > dnl $1 -- the macro to define
343 > dnl $2 -- the value to translate
344 > AC_DEFUN(AC_TRANSLATE_DEFINE, [
345 >    if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
346 >        AC_DEFINE($1)
347      fi
348 <    ;;
349 <  SunOS*)
350 <    SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp Solaris/audio_solaris.cpp"
351 <    DEFINES="$DEFINES -DBSD_COMP -D_POSIX_PTHREAD_SEMANTICS"
352 <    ;;
353 <  IRIX*)
354 <    SYSSRCS="../dummy/ether_dummy.cpp ../dummy/scsi_dummy.cpp ../dummy/audio_dummy.cpp Irix/unaligned.c"
355 <    DEFINES="$DEFINES -DCRTSCTS=CNEW_RTSCTS -DB230400=B115200"
356 <    LIBS="$LIBS -lm"
357 <    ;;
348 > ])
349 >
350 > dnl Various checks if the system supports vm_allocate() and the like functions.
351 > have_mach_vm=no
352 > if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xyes" -a \
353 >      "x$ac_cv_func_vm_protect" = "xyes" ]]; then
354 >  have_mach_vm=yes
355 > fi
356 > AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
357 >
358 > dnl Check that vm_allocate(), vm_protect() work
359 > if [[ "x$have_mach_vm" = "xyes" ]]; then
360 >
361 > AC_CACHE_CHECK("whether vm_protect works",
362 >  ac_cv_vm_protect_works, [
363 >  AC_LANG_SAVE
364 >  AC_LANG_CPLUSPLUS
365 >  ac_cv_vm_protect_works=yes
366 >  dnl First the tests that should segfault
367 >  for test_def in NONE_READ NONE_WRITE READ_WRITE; do
368 >    AC_TRY_RUN([
369 >      #define CONFIGURE_TEST_VM_MAP
370 >      #define TEST_VM_PROT_$test_def
371 >      #include "vm_alloc.cpp"
372 >    ], ac_cv_vm_protect_works=no, rm -f core,
373 >    dnl When cross-compiling, do not assume anything
374 >    ac_cv_vm_protect_works="guessing no"
375 >    )
376 >  done
377 >  AC_TRY_RUN([
378 >    #define CONFIGURE_TEST_VM_MAP
379 >    #define TEST_VM_PROT_RDWR_WRITE
380 >    #include "vm_alloc.cpp"
381 >  ], , ac_cv_vm_protect_works=no,
382 >  dnl When cross-compiling, do not assume anything
383 >  ac_cv_vm_protect_works="guessing no"
384 >  )
385 >  AC_LANG_RESTORE
386 >  ]
387 > )
388 >
389 > dnl Remove support for vm_allocate() if vm_protect() does not work
390 > if [[ "x$have_mach_vm" = "xyes" ]]; then
391 >  case $ac_cv_vm_protect_works in
392 >    *yes) have_mach_vm=yes;;
393 >    *no) have_mach_vm=no;;
394    esac
395 <  if [[ "x$WANT_UI" = "xyes" ]]; then
396 <    SYSSRCS="$SYSSRCS prefs_editor_gtk.cpp"
397 <  else
398 <    SYSSRCS="$SYSSRCS ../dummy/prefs_editor_dummy.cpp"
395 > fi
396 > AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
397 >
398 > fi dnl HAVE_MACH_VM
399 >
400 > dnl Various checks if the system supports mmap() and the like functions.
401 > dnl ... and Mach memory allocators are not supported
402 > have_mmap_vm=no
403 > if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
404 >      "x$ac_cv_func_mprotect" = "xyes" ]]; then
405 >  if [[ "x$have_mach_vm" = "xno" ]]; then
406 >    have_mmap_vm=yes
407    fi
408   fi
409 < if [[ "x$SEMSRCS" != "x" ]]; then
410 <  SYSSRCS="$SYSSRCS $SEMSRCS"
409 > AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
410 >
411 > dnl Check that mmap() and associated functions work.
412 > if [[ "x$have_mmap_vm" = "xyes" ]]; then
413 >
414 > dnl Check if we have a working anonymous mmap()
415 > AC_CACHE_CHECK("whether mmap supports MAP_ANON",
416 >  ac_cv_mmap_anon, [
417 >  AC_LANG_SAVE
418 >  AC_LANG_CPLUSPLUS
419 >  AC_TRY_RUN([
420 >    #define HAVE_MMAP_ANON
421 >    #define CONFIGURE_TEST_VM_MAP
422 >    #define TEST_VM_MMAP_ANON
423 >    #include "vm_alloc.cpp"
424 >  ], ac_cv_mmap_anon=yes, ac_cv_mmap_anon=no,
425 >  dnl When cross-compiling, do not assume anything.
426 >  ac_cv_mmap_anon="guessing no"
427 >  )
428 >  AC_LANG_RESTORE
429 >  ]
430 > )
431 > AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
432 >
433 > AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
434 >  ac_cv_mmap_anonymous, [
435 >  AC_LANG_SAVE
436 >  AC_LANG_CPLUSPLUS
437 >  AC_TRY_RUN([
438 >    #define HAVE_MMAP_ANONYMOUS
439 >    #define CONFIGURE_TEST_VM_MAP
440 >    #define TEST_VM_MMAP_ANON
441 >    #include "vm_alloc.cpp"
442 >  ], ac_cv_mmap_anonymous=yes, ac_cv_mmap_anonymous=no,
443 >  dnl When cross-compiling, do not assume anything.
444 >  ac_cv_mmap_anonymous="guessing no"
445 >  )
446 >  AC_LANG_RESTORE
447 >  ]
448 > )
449 > AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
450 >
451 > AC_CACHE_CHECK("whether mprotect works",
452 >  ac_cv_mprotect_works, [
453 >  AC_LANG_SAVE
454 >  AC_LANG_CPLUSPLUS
455 >  ac_cv_mprotect_works=yes
456 >  dnl First the tests that should segfault
457 >  for test_def in NONE_READ NONE_WRITE READ_WRITE; do
458 >    AC_TRY_RUN([
459 >      #define CONFIGURE_TEST_VM_MAP
460 >      #define TEST_VM_PROT_$test_def
461 >      #include "vm_alloc.cpp"
462 >    ], ac_cv_mprotect_works=no, rm -f core,
463 >    dnl When cross-compiling, do not assume anything
464 >    ac_cv_mprotect_works="guessing no"
465 >    )
466 >  done
467 >  AC_TRY_RUN([
468 >    #define CONFIGURE_TEST_VM_MAP
469 >    #define TEST_VM_PROT_RDWR_WRITE
470 >    #include "vm_alloc.cpp"
471 >  ], , ac_cv_mprotect_works=no,
472 >  dnl When cross-compiling, do not assume anything
473 >  ac_cv_mprotect_works="guessing no"
474 >  )
475 >  AC_LANG_RESTORE
476 >  ]
477 > )
478 >
479 > dnl Remove support for mmap() if mprotect() does not work
480 > if [[ "x$have_mmap_vm" = "xyes" ]]; then
481 >  case $ac_cv_mprotect_works in
482 >    *yes) have_mmap_vm=yes;;
483 >    *no) have_mmap_vm=no;;
484 >  esac
485   fi
486 + AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
487  
488 < dnl Defaults for UAE CPU.
179 < CPUINCLUDES="-I../uae_cpu"
180 < 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"
488 > fi dnl HAVE_MMAP_VM
489  
490 < dnl Check for i386.
491 < HAVE_I386=no
492 < AC_MSG_CHECKING(for x86 target CPU)
493 < AC_EGREP_CPP(yes,
494 < [
495 < #ifdef __i386__
496 <  yes
497 < #endif
498 < ], [AC_MSG_RESULT(yes); HAVE_I386=yes], AC_MSG_RESULT(no))
490 > dnl Check if we can mmap 0x2000 bytes from 0x0000
491 > AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
492 >  ac_cv_can_map_lm, [
493 >  AC_LANG_SAVE
494 >  AC_LANG_CPLUSPLUS
495 >  AC_TRY_RUN([
496 >    #include "vm_alloc.cpp"
497 >    int main(void) { /* returns 0 if we could map the lowmem globals */
498 >      volatile char * lm;
499 >      if (vm_init() < 0) exit(1);
500 >      if ((lm = (volatile char *)vm_acquire_fixed(0, 0x2000)) == VM_MAP_FAILED) exit(1);
501 >      lm[0] = 'z';
502 >      if (vm_release((char *)lm, 0x2000) < 0) exit(1);
503 >      vm_exit(); exit(0);
504 >    }
505 >  ], ac_cv_can_map_lm=yes, ac_cv_can_map_lm=no,
506 >  dnl When cross-compiling, do not assume anything.
507 >  ac_cv_can_map_lm="guessing no"
508 >  )
509 >  AC_LANG_RESTORE
510 >  ]
511 > )
512 >
513 > dnl Check signal handlers need to be reinstalled
514 > AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
515 >  ac_cv_signal_need_reinstall, [
516 >  AC_LANG_SAVE
517 >  AC_LANG_CPLUSPLUS
518 >  AC_TRY_RUN([
519 >    #include <stdlib.h>
520 >    #ifdef HAVE_UNISTD_H
521 >    #include <unistd.h>
522 >    #endif
523 >    #include <signal.h>
524 >    static int handled_signal = 0;
525 >    RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
526 >    int main(void) { /* returns 0 if signals need not to be reinstalled */
527 >      signal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
528 >      exit(handled_signal == 2);
529 >    }
530 >  ], ac_cv_signal_need_reinstall=yes, ac_cv_signal_need_reinstall=no,
531 >  dnl When cross-compiling, do not assume anything.
532 >  ac_cv_signal_need_reinstall="guessing yes"
533 >  )
534 >  AC_LANG_RESTORE
535 >  ]
536 > )
537 > AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
538 >
539 > dnl Check if sigaction handlers need to be reinstalled
540 > AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
541 >  ac_cv_sigaction_need_reinstall, [
542 >  AC_LANG_SAVE
543 >  AC_LANG_CPLUSPLUS
544 >  AC_TRY_RUN([
545 >    #include <stdlib.h>
546 >    #ifdef HAVE_UNISTD_H
547 >    #include <unistd.h>
548 >    #endif
549 >    #include <signal.h>
550 >    static int handled_signal = 0;
551 >    RETSIGTYPE sigusr1_handler(int) { handled_signal++; }
552 >    typedef RETSIGTYPE (*signal_handler)(int);
553 >    static signal_handler mysignal(int sig, signal_handler handler) {
554 >      struct sigaction old_sa;
555 >      struct sigaction new_sa;
556 >      new_sa.sa_handler = handler;
557 >      return ((sigaction(sig,&new_sa,&old_sa) < 0) ? SIG_IGN : old_sa.sa_handler);
558 >    }
559 >    int main(void) { /* returns 0 if signals need not to be reinstalled */
560 >      mysignal(SIGUSR1, sigusr1_handler); raise(SIGUSR1); raise(SIGUSR1);
561 >      exit(handled_signal == 2);
562 >    }
563 >  ], ac_cv_sigaction_need_reinstall=yes, ac_cv_sigaction_need_reinstall=no,
564 >  dnl When cross-compiling, do not assume anything.
565 >  ac_cv_sigaction_need_reinstall="guessing yes"
566 >  )
567 >  AC_LANG_RESTORE
568 >  ]
569 > )
570 > AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
571 >
572 > dnl Check if extended signals are supported.
573 > AC_CACHE_CHECK("whether your system supports extended signal handlers",
574 >  ac_cv_have_extended_signals, [
575 >  AC_LANG_SAVE
576 >  AC_LANG_CPLUSPLUS
577 >  AC_TRY_RUN([
578 >    #define HAVE_SIGINFO_T 1
579 >    #define CONFIGURE_TEST_SIGSEGV_RECOVERY
580 >    #include "vm_alloc.cpp"
581 >    #include "sigsegv.cpp"
582 >  ], ac_cv_have_extended_signals=yes, ac_cv_have_extended_signals=no,
583 >  dnl When cross-compiling, do not assume anything.
584 >  ac_cv_have_extended_signals=no
585 >  )
586 >  AC_LANG_RESTORE
587 >  ]
588 > )
589 > AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
590 >
591 > dnl Otherwise, check for subterfuges.
592 > if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
593 >  AC_CACHE_CHECK("whether we then have a subterfuge for your system",
594 >  ac_cv_have_sigcontext_hack, [
595 >    AC_LANG_SAVE
596 >    AC_LANG_CPLUSPLUS
597 >    AC_TRY_RUN([
598 >      #define HAVE_SIGCONTEXT_SUBTERFUGE 1
599 >      #define CONFIGURE_TEST_SIGSEGV_RECOVERY
600 >      #include "vm_alloc.cpp"
601 >      #include "sigsegv.cpp"
602 >    ], ac_cv_have_sigcontext_hack=yes, ac_cv_have_sigcontext_hack=no,
603 >    dnl When cross-compiling, do not assume anything.
604 >    ac_cv_have_sigcontext_hack=no
605 >    )
606 >    AC_LANG_RESTORE
607 >  ])
608 >  AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
609 > fi
610 >
611 > dnl Can we do Video on SEGV Signals ?
612 > CAN_VOSF=no
613 > if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
614 >  CAN_VOSF=yes
615 > fi
616 >
617 > dnl Determine the addressing mode to use
618 > if [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
619 >  ADDRESSING_MODE="real"
620 > else
621 >  ADDRESSING_MODE=""
622 >  AC_MSG_CHECKING([for the addressing mode to use])
623 >  for am in $ADDRESSING_TEST_ORDER; do
624 >    case $am in
625 >    real)
626 >      dnl Requires ability to mmap() Low Memory globals
627 >      if [[ "x$ac_cv_can_map_lm" = "xno" ]]; then
628 >        continue
629 >      fi
630 >          dnl Requires VOSF screen updates
631 >      if [[ "x$CAN_VOSF" = "xno" ]]; then
632 >        continue
633 >      fi
634 >      dnl Real addressing will probably work.
635 >      ADDRESSING_MODE="real"
636 >      WANT_VOSF=yes dnl we can use VOSF and we need it actually
637 >      DEFINES="$DEFINES -DREAL_ADDRESSING"
638 >      break
639 >      ;;
640 >    direct)
641 >      dnl Requires VOSF screen updates
642 >      if [[ "x$CAN_VOSF" = "xyes" ]]; then
643 >        ADDRESSING_MODE="direct"
644 >        WANT_VOSF=yes dnl we can use VOSF and we need it actually
645 >        DEFINES="$DEFINES -DDIRECT_ADDRESSING"
646 >        break
647 >      fi
648 >      ;;
649 >    banks)
650 >      dnl Default addressing mode
651 >      ADDRESSING_MODE="memory banks"
652 >      break
653 >      ;;
654 >    *)
655 >      AC_MSG_ERROR([Internal configure.in script error for $am addressing mode])
656 >    esac
657 >  done
658 >  AC_MSG_RESULT($ADDRESSING_MODE)
659 >  if [[ "x$ADDRESSING_MODE" = "x" ]]; then
660 >    AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER])
661 >    ADDRESSING_MODE="memory banks"
662 >  fi
663 > fi
664 >
665 > dnl Enable VOSF screen updates with this feature is requested and feasible
666 > if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
667 >    AC_DEFINE(ENABLE_VOSF)
668 > else
669 >    WANT_VOSF=no
670 > fi
671  
672   dnl Check for GAS.
673   HAVE_GAS=no
# Line 208 | Line 688 | AC_EGREP_CPP(yes,
688   #endif
689   ], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no))
690  
691 < dnl Set "-fomit-frame-pointer" on GCC.
692 < if [[ "x$HAVE_GCC27" = "xyes" ]]; then
691 > dnl Check for GCC 3.0 or higher.
692 > HAVE_GCC30=no
693 > AC_MSG_CHECKING(for GCC 3.0 or higher)
694 > AC_EGREP_CPP(yes,
695 > [#if __GNUC__ >= 3
696 >  yes
697 > #endif
698 > ], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no))
699 >
700 > dnl Set "-fomit-frame-pointer" on i386 GCC 2.7 or higher.
701 > dnl Also set "-fno-exceptions" for C++ because exception handling requires
702 > dnl the frame pointer.
703 > if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
704    CFLAGS="$CFLAGS -fomit-frame-pointer"
705 <  CXXFLAGS="$CXXFLAGS -fomit-frame-pointer"
705 >  CXXFLAGS="$CXXFLAGS -fomit-frame-pointer -fno-exceptions"
706 > fi
707 >
708 > dnl (gb) Do not merge constants since it breaks fpu/fpu_x86.cpp.
709 > dnl As of 2001/08/02, this affects the following compilers:
710 > dnl Official: probably gcc-3.1 (mainline CVS)
711 > dnl Mandrake: gcc-2.96 >= 0.59mdk, gcc-3.0.1 >= 0.1mdk
712 > dnl Red Hat : gcc-2.96 >= 89, gcc-3.0 >= 1
713 > if [[ "x$HAVE_GCC27" = "xyes" ]]; then
714 >  SAVED_CXXFLAGS="$CXXFLAGS"
715 >  CXXFLAGS="$CXXFLAGS -fno-merge-constants"
716 >  AC_CACHE_CHECK([whether GCC supports constants merging], ac_cv_gcc_constants_merging, [
717 >    AC_LANG_SAVE
718 >    AC_LANG_CPLUSPLUS
719 >    AC_TRY_COMPILE([],[],[ac_cv_gcc_constants_merging=yes],[ac_cv_gcc_constants_merging=no])
720 >    AC_LANG_RESTORE
721 >  ])
722 >  if [[ "x$ac_cv_gcc_constants_merging" != "xyes" ]]; then
723 >    CXXFLAGS="$SAVED_CXXFLAGS"
724 >  fi
725   fi
726  
727   dnl Select appropriate CPU source and REGPARAM define.
728 < if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then
728 > ASM_OPTIMIZATIONS=none
729 > CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
730 > FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
731 > if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
732 >  dnl i386 CPU
733    DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
734    if [[ "x$HAVE_GAS" = "xyes" ]]; then
735 <    DEFINES="$DEFINES -DX86_ASSEMBLY"
736 <    CPUSRCS="$CPUSRCS cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
735 >    ASM_OPTIMIZATIONS=i386
736 >    DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
737 >    CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
738 >    FPUSRCS="../uae_cpu/fpu_x86.cpp"
739 >  fi
740 > elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
741 >  dnl SPARC CPU
742 >  case "$target_os" in
743 >  solaris*)
744 >    AC_MSG_CHECKING(SPARC CPU architecture)
745 >    SPARC_TYPE=`Solaris/which_sparc`
746 >    AC_MSG_RESULT($SPARC_TYPE)
747 >    case "$SPARC_TYPE" in
748 >    SPARC_V8)
749 >      ASM_OPTIMIZATIONS="SPARC V8 architecture"
750 >      DEFINES="$DEFINES -DSPARC_V8_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
751 >      CFLAGS="$CFLAGS -Wa,-Av8"
752 >      CXXFLAGS="$CXXFLAGS -Wa,-Av8"
753 >      ;;
754 >    SPARC_V9)
755 >      ASM_OPTIMIZATIONS="SPARC V9 architecture"
756 >      DEFINES="$DEFINES -DSPARC_V9_ASSEMBLY" dnl -DOPTIMIZED_FLAGS"
757 >      CFLAGS="$CFLAGS -Wa,-Av9"
758 >      CXXFLAGS="$CXXFLAGS -Wa,-Av9"
759 >      ;;
760 >    esac
761 >    ;;
762 >  esac
763 > elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
764 >  dnl Native m68k, no emulation
765 >  CPUINCLUDES="-I../native_cpu"
766 >  CPUSRCS="asm_support.s"
767 > fi
768 >
769 > dnl Select appropriate FPU source.
770 > dnl 1. Optimized X86 assembly core if target is i386 architecture
771 > SAVED_DEFINES=$DEFINES
772 > if [[ "x$FPE_CORE" = "xdefault" ]]; then
773 >  if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
774 >    DEFINES="$DEFINES -DFPU_X86"
775 >    FPE_CORE_STR="i386 optimized core"
776 >    FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
777 >    FPE_CORE="i386"
778    else
779 <    CPUSRCS="$CPUSRCS cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
779 >    FPE_CORE="uae"
780    fi
781 < else
782 <  CPUSRCS="$CPUSRCS cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
781 > fi
782 >
783 > dnl 2. JIT-FPU only supports IEEE-based implementation.
784 > if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
785 >  AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
786 >  FPE_CORE="ieee"
787 >  dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
788 >  DEFINES=$SAVED_DEFINES
789 > fi
790 >
791 > dnl 3. Choose either IEEE-based implementation or the old UAE core
792 > if [[ "x$FPE_CORE" = "xieee" ]]; then
793 >  AC_CHECK_HEADERS(fenv.h)
794 >  AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
795 >  AC_CHECK_FUNCS(fegetround fesetround)
796 >  DEFINES="$DEFINES -DFPU_IEEE"
797 >  FPE_CORE_STR="ieee-based fpu core"
798 >  FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
799 > elif [[ "x$FPE_CORE" = "xuae" ]]; then
800 >  DEFINES="$DEFINES -DFPU_UAE"
801 >  FPE_CORE_STR="original uae core"
802 >  FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
803 > fi
804 >
805 > dnl Check for certain math functions
806 > AC_CHECK_FUNCS(atanh)
807 > AC_CHECK_FUNCS(isnan isinf)             dnl C99
808 > AC_CHECK_FUNCS(isnanl isinfl)   dnl IEEE ?
809 >
810 > dnl UAE CPU sources for all non-m68k-native architectures.
811 > if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
812 >  CPUINCLUDES="-I../uae_cpu"
813 >  CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
814 > fi
815 >
816 > dnl Remove the "-g" option if set for GCC.
817 > if [[ "x$HAVE_GCC27" = "xyes" ]]; then
818 >  CFLAGS=`echo $CFLAGS | sed -e 's/-g//g'`
819 >  CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g//g'`
820 > fi
821 >
822 > dnl Or if we have -Ofast
823 > if [[ "x$HAVE_OFAST" = "xyes" ]]; then
824 >  CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
825 >  CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
826 >  CXXFLAGS="-LANG:std $CXXFLAGS"
827 >  LDFLAGS="$LDFLAGS -ipa"
828   fi
829  
830   dnl Generate Makefile.
831   AC_SUBST(DEFINES)
232 AC_SUBST(STATICLIBS)
832   AC_SUBST(SYSSRCS)
833   AC_SUBST(CPUINCLUDES)
834   AC_SUBST(CPUSRCS)
835   AC_OUTPUT(Makefile)
836 < echo "Configuration done. Now type \"make\"."
836 >
837 > dnl Print summary.
838 > echo
839 > echo Basilisk II configuration summary:
840 > echo
841 > echo XFree86 DGA support .............. : $WANT_XF86_DGA
842 > echo XFree86 VidMode support .......... : $WANT_XF86_VIDMODE
843 > echo fbdev DGA support ................ : $WANT_FBDEV_DGA
844 > echo Enable video on SEGV signals ..... : $WANT_VOSF
845 > echo ESD sound support ................ : $WANT_ESD
846 > echo GTK user interface ............... : $WANT_GTK
847 > echo mon debugger support ............. : $WANT_MON
848 > echo Running m68k code natively ....... : $WANT_NATIVE_M68K
849 > echo Floating-Point emulation core .... : $FPE_CORE_STR
850 > echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
851 > echo Addressing mode .................. : $ADDRESSING_MODE
852 > echo
853 > echo "Configuration done. Now type \"make\" (or \"gmake\")."

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